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ANTENNAS

Subclass of:

343 - Communications: radio wave antennas

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
343702000 With radio cabinet 931
343700000 Microstrip 789
343850000 With coupling network or impedance in the leadin 359
343793000 Balanced doublet - centerfed (e.g., dipole) 268
343767000 Slot type 228
343711000 With vehicle 187
343878000 With support for antenna, reflector or director 183
343772000 Wave guide type (e.g., horn) 180
343872000 With housing or protective covering 168
343846000 With grounding structure (including counterpoises) 160
343893000 Plural antennas 153
343787000 Including magnetic material 146
343904000 Combined 130
343907000 Antenna components 126
343703000 Measuring signal energy 124
343757000 With means for moving directive antenna for scanning, sweeping or orienting 115
343745000 With variable reactance for tuning antenna 99
343834000 Antenna with parasitic reflector 95
343749000 With lumped reactance for loading antenna 92
343876000 Switching between antennas and lines 82
343841000 With electrical shield 77
343720000 Combined with diverse-type art device 76
343895000 Spiral or helical type 68
343725000 Plural separate diverse type 68
343741000 High frequency type loops 63
343753000 With spaced or external radio wave refractor (e.g., lens) 58
343866000 Loop type 57
343705000 With aircraft 45
343843000 Having an appreciable wave length dimension 44
343722000 With lumped reactance filter in active antenna 42
343729000 Plural diverse-type antennas using same active element 36
343718000 Body-attached or connected 35
343756000 With polarization filter or converter 34
343833000 Antenna with parasitic director 30
343790000 Active sleeve surrounds feed line 29
343845000 With ground connection spaced from feed line connection 22
343704000 With ice clearer or preventer 16
343824000 Planar array of linear antennas 15
343900000 Rod type 15
343792500 Logarithmically periodic 14
343825000 Fractional, multiple, or full wave length linear type 12
343731000 Traveling wave type 11
343709000 Waterborne (e.g., buoyant or with watercraft) 9
343844000 Plural antennas spaced a fractional or full wave length apart 9
343719000 Buried underground or submerged under water 7
343894000 With signal, indicator or alarm 6
343701000 Having electric space discharge device 6
343897000 Mesh, woven, braided or multiple strip 5
20090051620Transparent Antenna for Display, Translucent Member for Display With an Antenna and Housing Component With an Antenna - A transparent antenna for a display, for example, a portable telephone, the transparent antenna performing good transmission and reception, not bulky, and not impairing design of an apparatus. The transparent antenna (02-26-2009
20120287017ELECTRONIC DEVICE INCLUDING ELECTRICALLY CONDUCTIVE MESH LAYER PATCH ANTENNA AND RELATED METHODS - An electronic device may include a substrate, and a patch antenna carried by the substrate. The patch antenna may include an electrically conductive mesh layer having a perimeter defined by perimeter segments including at least one pair of arcuate perimeter segments with a cusp therebetween. The patch antenna may also include at least one antenna feed coupled to the patch antenna.11-15-2012
20110084890COMMUNICATION SHEET STRUCTURE - A communication sheet structure for transmitting electromagnetic waves, and thereby performing communication, is characterized in that the communication sheet structure includes a planar base material with a relative dielectric constant at a frequency of from 800 MHz to 10 GHz of from 1.0 to 15.0, and one side of the base material includes conductor A existing portion and non-existing portion, and the other side of the base material includes a conductor B existing over 90% or more thereof. The communication sheet structure enables communication in two dimensions, and the communication sheet structure is extremely excellent in communication performances.04-14-2011
20120044125CABLE NETWORK ANTENNA AND THE PRODUCING METHOD THEREOF - A cable network antenna and a manufacturing method thereof are provided. The cable network antenna maintains correct positions of nodes at which a plurality of cables intersect, using a circumferential truss that minimizes transformation of a reflecting surface. Accordingly, accuracy of the reflection surface is achieved.02-23-2012
20120287018ELECTRONIC DEVICE INCLUDING A PATCH ANTENNA AND PHOTOVOLTAIC LAYER AND RELATED METHODS - An electronic device may include a substrate and a stacked arrangement of layers thereon. The stacked arrangement of layers may include a photovoltaic layer above the substrate, and an antenna ground plane above the photovoltaic layer. The antenna ground plane may include a first electrically conductive mesh layer being optically transmissive. The stacked arrangement of layers may further include a patch antenna above the photovoltaic layer and may include a second electrically conductive mesh layer being optically transmissive.11-15-2012
343789000 Within conductive apertured wall 4
20130027264WIRELESS COMMUNICATIONS DEVICE AND HOUSING FOR A WIRELESS COMMUNICATIONS DEVICE - A housing for a wireless communications device includes a metal cover. An aperture is formed in the metal cover adjacent an antenna to limit interference with transmissions through the antenna, while providing structural strength to the housing. The opposing side of the housing is made from a material that allows transmission from the antenna with limited interference, thereby providing omni-directional transmissions.01-31-2013
20130207863ANTENNA SHIELD FOR AN IMPLANTABLE MEDICAL DEVICE - An implantable medical device includes a housing. An opening is present in the housing. The implantable medical device includes an antenna in the housing, where the antenna is located below the opening. The implantable medical device includes a cover coupled to edges of the housing defining the opening to close the opening. The cover enables passage of radio frequency signals at one or more communication frequencies to and from the antenna. The implantable medical device also includes an antenna shield positioned above the cover. The antenna shield reduces passage of radio frequency signals to and from at least a portion of the antenna during use.08-15-2013
20120105294Cavity Antenna for an Electronic Device - A cavity antenna for an electronic device such as a portable computer is provided. The antenna may be formed from a conductive cavity and an antenna probe that serves as an antenna feed. The conductive cavity may have the shape of a folded rectangular cavity. A dielectric support structure may be used in forming the antenna cavity. A fin may protrude from one end of the dielectric support structure. The antenna probe may be formed from conductive structures mounted on the fin. An inverted-F antenna configuration or other antenna configuration may be used in forming the antenna probe. The electronic device may have a housing with conductive walls. When the cavity antenna mounted within an electronic device, a planar rectangular end face of the fin may protrude through a thin rectangular opening in the conductive walls to allow the antenna to operate without being blocked by the housing.05-03-2012
20120013518Antenna unit and electronic apparatus - An antenna unit includes a housing, a substrate, and an antenna. The housing includes a bottom wall, first and second side walls extending upward from the corresponding side edges of the bottom wall, a rear wall extending upward from the rear edge of the bottom wall, and an upper wall extending from the upper edge of the first side wall toward the second side wall leaving a gap between an edge of the upper wall and the second side wall. The substrate is fixed to the upper wall, and a part of the substrate projects from the edge of the upper wall to a position that is closer to the second side wall than is the edge of the upper wall. The antenna is fixed to the part of the substrate projecting from the edge of the upper wall such that a radio-wave emitting aperture of the antenna faces forward.01-19-2012
343723000 Single adjustable length electrically long linear antenna 4
20110063177WIRELESS COMMUNICATION DEVICE HAVING CONDUCTIVE ELEMENTS ANTENNA - An antenna coupled to a wireless communication device is comprised of a conductive component, such as a series of conductive elements, that forms a conductor if placed under a threshold force. The conductor is coupled to the wireless communication device so that the wireless communication device is capable of communicating at an operating frequency defined by the length and construction of the conductor. By communicating using the conductor as an antenna, the wireless communication device may provide an indication of force to an interrogation reader. Furthermore, a conductive support element, such as a tuning ring, may be used for communication as well as coupling the conductive component to the wireless communication device. Multiple conductive components may be coupled to the wireless communication device for communicating at multiple frequencies if placed under multiple threshold forces.03-17-2011
20090322632PHYSICALLY SMALL TUNABLE NARROW BAND ANTENNA - A narrow band, tunable antenna uses a series of small inductors wired in series to produce different resonant frequencies from a single antenna across a wide frequency spectrum. Radio Frequency (RF) switches are positioned in parallel with the inductors and are capable of shunting a selected inductor out of the antenna circuit thereby changing the electrical length of the antenna and consequently, the resonant frequency. The RF switch control circuitry is isolated from the RF current in the antenna.12-31-2009
20130147671ADJUSTABLE ANTENNA SYSTEM - An adjustable antenna system for transmission and/or reception of electromagnetic waves enables adjustment of the length of an antenna cable for adjustably tuning one or more operating parameters of the antenna. The antenna system can include a spindle frame that can support a first spool and a second spool that are rotatably mountable on the spindle frame. Wrapped around the first spool can be a length of antenna cable and wrapped around the second spool can be a length of non-conducting line. The distal ends of the cable and line can be connected so that as spools are selectively rotated independently or dependently, the relative lengths of the cable and line are changed. The antenna system can further include a transmission bus partially disposed along the spindle frame to establish communication between the antenna cable and a connector for connecting to a transmitter/receiver associated with the antenna system.06-13-2013
20120212382ADAPTIVE TUNABLE ANTENNAS FOR WIRELESS DEVICES - Techniques for adjusting one or more antenna parameters to optimize the performance of a wireless device are disclosed. In an embodiment, a variable antenna electrical length module is provided with a control signal for selecting a preferred antenna electrical length. Further techniques for accommodating multiple antennas are disclosed.08-23-2012
343899000 Having area increasing means (e.g., spiniferous, metal ball on top) 3
20110063189Methods and Apparatus for Enhanced Radiation Characteristics From Antennas and Related Components - Aspect of the present disclosure are directed to methods and apparatus producing enhanced radiation characteristics, e.g., wideband behavior, in or for antennas and related components by providing concentric sleeves, with air or dielectric material as a spacer, where the sleeves include one or more conductive layers, at least a portion of which includes fractal resonators closely spaced, in terms of wavelength. A further aspect of the present disclosure is directed to surfaces that include dual-use or multiple-use apertures. Such aperture engine surfaces can include a top (or first) layer of antenna arrays, a middle (or second) layer of a metal-fractal backplane player, and a third (or bottom) layer for solar cell or solar oriented power collection.03-17-2011
20090267864PATCHED INVERSE F ANTENNA - A patched inverse F antenna (PIFA) antenna is provided. The PIFA antenna includes a ground portion, a radiation portion, a short-circuit portion and a feed-in portion. The width of the radiation portion is larger than the width of the ground portion, such that the operating band of the PIFA antenna covers at least a first band and a second band at the same time. The short-circuit portion is disposed on the ground portion and is connected to the radiation portion. The feed-in portion is connected to the radiation portion.10-29-2009
20100127953ANTENNA, ANTENNA ARRANGEMENT AND RADIO COMMUNICATION APPARATUS - An antenna is disclosed. The antenna comprises a first antenna element; a second antenna element arranged along the first antenna element; and an electroactive polymer element arranged between the first and the second antenna elements, wherein the electroactive polymer element is connected to electrodes through which a voltage is applicable across the electroactive polymer element such that the distance between the first and the second antenna elements is adjustable by changing the voltage. An antenna arrangement and a radio communication apparatus are also disclosed.05-27-2010
343724000 Convertible to different antennas 3
20100117913MULTI-MODE ANTENNA AND METHOD OF CONTROLLING MODE OF THE ANTENNA - Provided is an antenna for a base station and a repeater capable of electrically or mechanically controlling the individual operation of an element antenna constituting an array antenna or a sub-array antenna so as to adaptively cope with the change in the communication environment, and having an economic and high performance transmitting and receiving function, and a method of controlling a mode of the antenna. The multi-mode antenna includes a radiation portion having one or more array antenna and capable of selectively changing an antenna effective opening surface and changing a resistance direction of an antenna beam pattern, an active channel portion connected to the array antennas and including switches, transmission and receiving channels, and a signal combiner and splitter, and a modem and control portion connected to the active channel portion and having a control portion and a modem.05-13-2010
20130069836WIRELESS COMMUNICATION APPARATUS - A wireless communication apparatus that includes a first antenna section having a first power feed point; a second antenna section having a second power feed point; a first electrically conductive plate extending between the first antenna section and the second antenna section; a second electrically conductive plate disposed substantially in parallel with the first electrically conductive plate and extending between the first antenna section and the second antenna section; and a short-circuiting member that electrically short-circuits the first electrically conductive plate and the second electrically conductive plate to each other such that a slit is formed by a part of a periphery of the first electrically conductive plate and a part of a periphery of the second electrically conductive plate.03-21-2013
20080316127COMMUNICATION SYSTEM HAVING CONFIGURABLE 3-D ANTENNA GRID AND METHOD FOR CONFIGURING THE COMMUNICATION SYSTEM - A system and a method for configuring a communication system are provided. The communication system has an antenna system with a 3-D antenna grid. The configurable 3-D antenna grid has a plurality of antenna elements operably coupled to a plurality of switching elements. The method includes selecting a first 3-D antenna configuration associated with the configurable 3-D antenna grid from a plurality of antenna configurations. The method further includes controlling a memory device to output first data corresponding to the first 3-D antenna configuration. The method further includes closing selected ones of the plurality of switching elements to obtain the first 3-D antenna configuration in the configurable 3-D antenna grid in response to the first data. The first 3-D antenna configuration is one of the plurality of antenna configurations wherein at least a portion of the plurality of antenna elements are electrically coupled together.12-25-2008
343898000 Hollow metallic body 2
20080204354WIDEBAND ANTENNA - An antenna arrangement for a communication device is provided that may include a monopole antenna element having a bottom side joined to a first lateral side and joined to a second lateral side. The bottom side may be joined to each lateral side at an angle less than 90 degrees for forming an antenna element area defined at least by the bottom side and the first and second lateral sides. The antenna element area may include an central part arcuate around a longitudinal axis in a conical fashion, so that at least a part of the bottom side is provided half a turn around the longitudinal axis.08-28-2008
20100231481CAVITY ANTENNA FOR AN ELECTRONIC DEVICE - A cavity antenna for an electronic device such as a portable computer is provided. The antenna may be formed from a conductive cavity and an antenna probe that serves as an antenna feed. The conductive cavity may have the shape of a folded rectangular cavity. A dielectric support structure may be used in forming the antenna cavity. A fin may protrude from one end of the dielectric support structure. The antenna probe may be formed from conductive structures mounted on the fin. An inverted-F antenna configuration or other antenna configuration may be used in forming the antenna probe. The electronic device may have a housing with conductive walls. When the cavity antenna mounted within an electronic device, a planar rectangular end face of the fin may protrude through a thin rectangular opening in the conductive walls to allow the antenna to operate without being blocked by the housing.09-16-2010
343874000 Mast or tower type 2
20120299796Module for Carrying Antennas of a Telecommunication System and Antenna Mast Arrangement11-29-2012
20100149066MASTHEAD AMPLIFIER UNIT - An amplifier unit to adapted to be placed in an antenna mast of a radio system that uses time division duplex. The amplifier unit includes transmitting and receiving branches in parallel, with the transmitting branch being used as a bypass path for a low noise amplifier (LNA) in the receiving branch. The unit is set to the transmitting mode, receiving mode and bypass mode by means of pin diode switches. A passive bypass mode comes into effect automatically, if the unit loses its supply voltage. At least one pin switch is located transversely in the transmitting branch for switching off the unit, when it is set to the receiving mode. The structure of the unit advantageously includes another, redundant, transmitting branch with series switches, which branch is used for improving the characteristics of the transmission path for transmitting signals, when the biasing of the pin switches is possible.06-17-2010
343739000 With terminating resistance at open end 1
20100156731SLOT ANTENNA WITH STUBS - A slot antenna having stubs is provided, in which a strip transmission line for transmitting a transverse electromagnetic mode (TEM) signal is formed by using a multi-layered substrate, and a plurality of slots are used for the strip transmission line. Thus, an omnidirectional radiation pattern is obtained, and the directivity of the slot antenna is improved.06-24-2010
Entries
DocumentTitleDate
20100090905DIELECTRIC ELASTOMER COMPOSITION AND ANTENNA MEMBER - The present invention provides a dielectric elastomer composition which has been improved to have an excellent flame-retardant property in consideration of influence on environment and a satisfactory dielectric characteristic as a material for an antenna; and a member for the antenna formed by molding the dielectric elastomer composition. The dielectric elastomer composition contains 50 to 400 parts by weight of a metal hydroxide such as aluminum hydroxide powder, magnesium hydroxide powder and 10 to 200 parts by weight of a brominated flame retardant except polybromodiphenyl ether and polybromobiphenyl for 100 parts by weight of an elastomer such as ethylene propylene rubber. At a frequency of 1 GHz and a temperature of 30° C., a dielectric constant of the dielectric elastomer composition is not less than 3, and a dielectric loss tangent thereof is not more than 0.02. The member for the antenna is formed by molding the dielectric elastomer composition.04-15-2010
20080238785Antenna and frequency modulation method thereof - An antenna and a method for modulating an operating frequency band of the antenna are provided. The present antenna includes a plastic body comprising at least a hallow portion, and a metal element disposed inside the plastic body, wherein the metal element is flat and comprises a planar radiation portion and two extending portions, wherein a shape and a size of the hallow portion are adjustable. The operating frequency band of the antenna is modulated according to a shape and a size of the hallow portion.10-02-2008
20090128422ANTENNA APPARATUS - An antenna device reduced in size and increased in bandwidth. The antenna device comprises a first radiating plate and a second radiating plate arranged with a space having a predetermined width. A power supply section feeding a power to the first radiating plate and the second radiating plate is installed in the space. The first radiating plate and the second radiating plate are characterized in that they are similar to each other in plan view shape and different in size from each other.05-21-2009
20090051602CASE STRUCTURE HAVING CONDUCTIVE PATTERN AND METHOD OF MANUFACTURING THE SAME - There is provided a case structure having a conductive pattern and a method of manufacturing the same. A case structure having a conductive pattern according to an aspect of the invention includes a case having at least one via hole formed therein; at least conductive pattern formed on an outer surface of the case; and a conductive via formed within the via hole and electrically connecting the at least one conductive pattern to a board inside the case.02-26-2009
20090128421ANTENNA DEVICE AND ANTENNA SYSTEM UTILIZING SAID ANTENNA DEVICE - An antenna device includes a first conductive piece, a second conductive piece, a third conductive piece and a feeding point. The second conductive piece is electrically coupled to a predetermined voltage level. The third conductive piece is electrically connected to the first conductive piece and the second conductive piece. The feeding point is located on the first conductive piece.05-21-2009
20090251371INTERCONNECTED NANOSYSTEMS - Communication to or from a nanodevice is provided with a nanostructure-based antenna, preferably formed from, but not limited to, a single wall nanotube (SWNT). Other nanostructure-based antennas include double walled nanotubes, semiconducting nanowires, metal nanowires and the like. The use of a nanostructure-based antenna eliminates the need to provide a physical communicative connection to the nanodevice, while at the same time allowing communication between the nanodevice and other nanodevices or outside systems, i.e., systems larger than nanoscale such as those formed from semiconductor fabrication processes such as CMOS, GaAs, bipolar processes and the like.10-08-2009
20090315783RESIN COMPOSITION AND MOLDED ARTICLE USING THE SAME - The present invention provides a resin composition comprising a liquid crystal polymer and a filler comprising a composite oxide containing Ba, Sm, and Ti. The resin composition can provide a molded article which has excellent dielectric characteristics and is excellent in dimension stability.12-24-2009
20090046018LITHOGRAPHICALLY CONTROLLED CURVATURE FOR MEMS DEVICES AND ANTENNAS - Lithographically fabricated apparatus are provided. The apparatus are capable of self-assembly to extend at least in part in an out-of-plane direction. A cantilever arm is anchored to a substrate at one of its ends and fabricated to provide a cantilever portion that extends from the anchor in a longitudinal direction generally parallel to the substrate, One or more posts are fabricated atop the cantilever portion. The posts shrink from a first volume to a second volume, less than the first volume, during fabrication thereof. The change in volume of the post from the first volume to the second volume causes stress between the post and the cantilever arm resulting in the cantilever portion bending from an in-plane orientation extending in the longitudinal direction to a self-assembled orientation extending at least in part in an out-of-plane direction away from the substrate.02-19-2009
20100134359TILT-DEPENDENT BEAM-SHAPE SYSTEM - The present invention relates to a system for changing the radiation pattern shape of an antenna array 06-03-2010
20100097273NANO AND MICRO BASED ANTENNAS AND SENSORS AND METHODS OF MAKING SAME - A method of fabricating an antenna. In one embodiment, the method includes the steps of providing a substrate treated with a plasma treatment, providing a nanoparticle ink comprising nanoparticles, painting the nanoparticle ink on the substrate to form an antenna member in which the nanoparticles are connected, determining a feed point of the antenna member, and attaching an feeding port onto the substrate at the feed point to establish a contact between the feeding port and the antenna member.04-22-2010
20100214176RADIATION ATTENUATION - A device for attenuating electromagnetic radiation in a desired transmission frequency band. The device includes a generally planar substrate, and a resistive pattern arranged on the substrate adapted to reflect a proportion of incident radiation in the transmission band. The resistive pattern may be screen printed using carbon based ink. This provides a simple, cheap and easy to fabricate device which can quickly and easily be affixed to the exterior of an antenna or antenna housing to attenuate the power of radiation in the transmission band, resulting in reduced range or sensitivity.08-26-2010
20100271268LIQUID CRYSTALLINE POLYESTER AND MOLDED ARTICLE THEREOF - The present invention provides a resin composition containing a liquid crystalline polyester and a high dielectric material filler. The present invention also provides a molded article of the liquid crystalline polyester resin composition. The liquid crystalline polyester resin composition of the present invention comprises 50 to 80% by volume of a liquid crystalline polyester which has 40% by mol or more of a 2,6-naphthalenediyl group as an aromatic group, also has a flow initiation temperature of 280° C. or higher, and shows a melt tension of 1 g or more measured at a temperature higher than flow initiation temperature; and 20 to 50% by volume of a high dielectric material filler. The liquid crystalline polyester resin composition can be formed into composition pellets easily and stably by a strand method, and a molded article obtained from the liquid crystalline polyester resin composition is excellent in flexural strength and dielectric characteristics.10-28-2010
20090207081Antenna Structures Made of Bulk-Solidifying Amorphous Alloys - Antenna structures made of bulk-solidifying amorphous alloys and methods of making antenna structures from such bulk-solidifying amorphous alloys are described. The bulk-solidifying amorphous alloys providing form and shape durability, excellent resistance to chemical and environmental effects, and low-cost net-shape fabrication for the highly intricate antenna shapes.08-20-2009
20130044031ANTENNA MODULE - An antenna module is disclosed. The antenna module comprises a first conductive unit, a second conductive unit and a third conductive unit. The first conductive unit has a feeding point. The second conductive unit is disconnected with the first conductive unit electrically. The third conductive unit is disposed adjacent to the first conductive unit and electrically connected with the second conductive unit.02-21-2013
20130044030Dual Radiator Monopole Antenna - A dual radiator monopole antenna. An elongated low-band ground-coupled arm is disposed on a first surface of a printed circuit board. This arm is electrically connected to and spaced apart from a ground plane. An elongated high-band ground-coupled arm is disposed on a second surface of the printed circuit board, and like the low-band arm is electrically connected to and spaced apart from the ground plane. The high-band arm is oriented parallel to, and laterally displaced from, the low-hand ground-coupled ann. An elongated feed arm is disposed on the first surface of the printed circuit board, oriented parallel the ground-coupled arms and laterally displaced from them. A conductor in electrical feed connection with the feed arm extends from the feed arm across a portion of the ground plane.02-21-2013
20100156723Electrically conductive patterns, antennas and methods of manufacture - The invention is to novel electrical connections between an electrical device such as a chip and an antenna. The connections are achieved by electrodeposition of metals to achieve electrical communication between the leads of the device and the antenna. The antenna can be formed by electrodeposition simultaneously with creation of the electrical connection. The connection technology is very suitable for continuous production of components for wireless applications such as RFID labels and tags.06-24-2010
20090231200MULTI-ANTENNA MODULE - A multi-antenna module comprises a ground plane, a primary conductor, a secondary conductor and a plurality of coupling conductors, wherein the framework of the parallel primary radiation arm and secondary radiation arm can infinitely expand the number of antenna units in the same antenna structure. The capacitive coupling effect of parallel radiation arms and the inductance of the radiation arms themselves can effectively reduce the signal interference between antennae, whereby a plurality of antennae can be integrated to achieve antenna miniaturization. The primary conductor, the secondary conductor and the coupling conductors are all connected to the same ground plane, whereby the layout space is reduced, and the multi-antenna module is easy-to-assemble for various electronic devices.09-17-2009
20130027252ANTENNA STRUCTURE AND MANUFACTURING METHOD THEREOF - A manufacturing method of an antenna structure includes the following steps: producing a main body by injection molding of a first plastic, wherein the first plastic is a plating grade plastic; covering the main body by a second plastic to form a covering layer, wherein plating can not be done for the first and second plastics concurrently; removing a pre-determined portion of the covering layer, wherein a patterned layer is defined by the unremoved portion of the covering layer, wherein at least one trench is formed by the exposed portion of the main body and surrounding patterned layer; and plating an antenna material in the trench to form an antenna. Thus, the instant disclosure can reduce the manufacturing cost of the antenna structure. Based on the preceding manufacturing method, an antenna structure is also disclosed.01-31-2013
20130027253DUAL-BAND CIRCULARLY POLARIZED ANTENNA - A dual-band circularly polarized antenna is disclosed, which includes a ground metal plate, a dielectric substrate, a first microstrip radiation portion and a second microstrip radiation portion. The dielectric substrate is formed on the ground metal plate. The first microstrip radiation portion is formed on the dielectric substrate and has at least one pair of symmetric truncated corners. The second microstrip radiation portion is formed on the dielectric substrate and includes a plurality of radiation units. Each of the plurality of radiation units is extended from the first microstrip radiation portion along a first direction.01-31-2013
20120162023MULTI-BAND ANTENNA - A multi-band antenna includes a main body and a metal foil. The main body includes a first radiating element and a second radiating element separated from the first radiating element to form an opening therebetween. The metal foil has a slot connected to the opening of the main body.06-28-2012
20120162020ANTENNA AND WIRELESS COMMUNICATION UNIT - An antenna includes: a first resonator and a second resonator each having an open end, in which the first resonator and the second resonator are disposed side by side to allow the open ends thereof to be opposed to each other; and a first capacitor connected between the open ends which are opposed to each other.06-28-2012
20120162015Antenna Unit - An antenna unit is provided. The antenna unit includes a first substrate, a first conductive layer, a second conductive layer, a first planar conductive ring and a feed conductor. The first substrate includes a first surface and a second surface, wherein the first surface is opposite to the second surface. The first conductive layer is disposed on the first surface. The second conductive layer is disposed on the second surface, wherein a main opening surrounded by a plurality of first conductive vias electrically connecting the first and the second conductive surface is formed on the second conductive layer, and the main opening defines a radiation cavity and center frequency. The first planar conductive ring surrounds the radiation cavity. The feed conductor feeds a wireless signal to the antenna unit. Both the first planar conductive ring and the feed conductor are placed between the first conductor layer and the second conductor layer.06-28-2012
20080303720CERAMIC DIELECTRIC FORMULATION FOR BROAD BAND UHF ANTENNA - A dielectric ceramic composition has a dielectric constant, K, of at least 200 and a dielectric loss, DF, of 0.0006 or less at 1 MHz. The dielectric ceramic composition may be formed by sintering by firing in air without a controlled atmosphere. The dielectric ceramic composition may have a major component of 92.49 to 97.5 wt. % containing 60.15 to 68.2 wt. % strontium titanate, 11.02 to 23.59 wt. % calcium titanate and 7.11 to 21.32 wt. % barium titanate; and a minor component of 2.50 to 7.51 wt. % containing 1.18 to 3.55 wt. % calcium zirconate, 0.50 to 1.54 wt. % bismuth trioxide, 0.2 to 0.59 wt. % zirconia, 0.02 to 0.07 wt. % manganese dioxide, 0.12 to 0.35 wt. % zinc oxide, 0.12 to 0.35 wt. % lead-free glass frit, 0.24 to 0.71 wt. % kaolin clay and 0.12 to 0.35 wt. % cerium oxide. UHF antennas and monolithic ceramic components may use the dielectric ceramic composition.12-11-2008
20090195460ENDFIRE ANTENNA APPARATUS WITH MULTILAYER LOADING STRUCTURES - A plurality of conductive strip elements compose multilayer loading structures on top and bottom surfaces of a dielectric transmission substrate, by which a part of intra-substrate transmission components of a electromagnetic wave are leaked out of the surfaces. Each multilayer loading structure includes a first conductive strip group of conductive strip elements within a first plane, and a second conductive strip group of conductive strip elements within a second plane, and the first and second conductive strip groups are formed to be capacitively coupled to each other. In each of the first and second conductive strip groups, the conductive strip elements are placed at intervals of a distance of a quarter or less of a reference adjacent distance, where the reference adjacent distance is defined as a distance for generating spatial harmonics of the electromagnetic wave on the surfaces of the dielectric transmission substrate.08-06-2009
20090195459 ULTRA WIDEBAND ANTENNA - An antenna printed on a dielectric substrate having a radiating element and a transmission line printed on a front surface of the dielectric substrate and a ground element printed on a back surface of the dielectric substrate. The radiating element has a tapered shape with a narrow end connected to a first end of the transmission line, and two opposing edges of the radiating element contiguous to the transmission line. The radiating element further has a v-shaped notch distal from the first end of the transmission line wherein a broader end of the v-shaped notch having two opposing ends contiguous to the opposing edges of the radiating element thereby forming a two symmetrical lobes which diverge with increasing distance from the first end of the transmission line. The opposing edges of the radiating element further having a plurality of serrations along its length thereby forming a slow wave structure for signal propagating along the edges.08-06-2009
20090195458ANTENNA - An antenna is provided. The antenna has a ground element, a radiator and a conductive element. The radiator has a body, wherein the body has a first edge, a second edge, a third edge and a fourth edge, and the first edge is parallel to the third edge, a length of the first edge is shorter than a length of the third edge, the first edge is close to the ground element, the second edge connects the first edge and the third edge, a fourth edge connects the first edge and the third edge, and a first slot is formed on the radiator. The second edge and the fourth edge extend separately from the first edge to the third edge. The conductive element connects the ground element and the radiator.08-06-2009
20100164808MULTI-BAND HAC COMPATIBLE ANTENNA MODULE - A multi-band HAC compatible antenna module having a metal shield arranged around the built-in antenna for resonant coupling with the antenna to lower electromagnetic interference and to improves hearing aids compatibility characteristic. When compared with a reference antenna without metal shield, the multi-band HAC compatible antenna module shows 3 dB˜4 dB HAC improvement in GSM850 and GSM900, and 1 dB HAC improvement in DCS and PCS bands.07-01-2010
20100164811Solid Antenna - A solid antenna is provided in the present invention. The solid antenna configured on a substrate having an electronic circuit disposed thereon, including: an antenna body having at least one bending portion and a signal feed-in portion by which the antenna body is electrically connected to the electronic circuit and secured to the substrate, wherein the at least one bending portion is configured to be across the substrate.07-01-2010
20100164810Passive Wireless Transmit and Receive Terminator - A MIMO passive wireless transmit and receive terminator system includes a base for providing a signal source and two terminators fixed substantially perpendicular to the base and parallel with each other. Each terminator includes four radiating fins spaced at approximately 90 degree intervals and has radiator plates located near the top and bottom of an outer edge of each radiating fin, a central, non-radiating portion of the outer edge separating the top and bottom radiating plates from each other and from a central metallic layer. A control circuit may be disposed within the base or the metallic layer for selectively supplying the signal source to the radiating plates of only one of the radiating fins of each terminator.07-01-2010
20100164809CIRCULAR POLARIZATION ANTENNA STRUCTURE WITH A DUAL-LAYER CERAMIC AND METHOD FOR MANUFACTURING THE SAME - A circular polarization antenna structure with a dual-layer ceramic includes a first hard dielectric body, a first metal layer, a grounding layer, an antenna feed pin, a second hard dielectric body, a second metal layer and an adhesive element. The first metal layer and the grounding layer dispose on a top surface and a bottom surface of the first hard dielectric body. The antenna feed pin passes through the through hole of the first hard dielectric body, the top side of the antenna feed pin is fixed on the top surface of the first hard dielectric body, and the bottom side of the antenna feed pin extends outwards from the bottom surface of the first hard dielectric body. The second hard dielectric body disposes above the top side of the first hard dielectric body. The second metal layer disposes on the top surface of the second hard dielectric body.07-01-2010
20120169545Omni-Directional Antenna - An omni-directional antenna is made of a series of straight conductor segments of varying lengths that form two symmetrical ear-shaped lobes.07-05-2012
20100149043ANTENNA DEVICE FOR WIRELESS WIDE AREA NETWORK (WWAN) AND WIRELESS LOCAL AREA NETWORK (WLAN) - An antenna device includes a grounding element, a radiating element, and first and second feeding elements. The radiating element includes a first segment that extends from the grounding element and that has an end distal from the grounding element, and second and third segments that extend from the end of the first segment in opposite directions. Each of the first and second feeding elements includes first and second segments. The first segment of each of the first and second feeding elements is disposed proximate to a respective one of the second and third segments of the radiating element. The second segment of each of the first and second feeding elements is disposed proximate to the grounding element.06-17-2010
20100127937Antenna Integrated in a Semiconductor Chip - An antenna structure is integrated in a semiconductor chip. The antenna structure is formed by at least one of: a) one or more through-silicon vias (TSVs), and b) one or more crack stop structures. In certain embodiments, the antenna structure includes an antenna element formed by the TSVs. The antenna structure may further include a directional element formed by the crack stop structure. In certain other embodiments, the antenna structure includes an antenna element formed by the crack stop structure, and the antenna structure may further include a directional element formed by the TSVs.05-27-2010
20080258979ANTENNA - An antenna is provided comprising a transmission element, a ground element, a first parasitic element, a second parasitic element and a third parasitic element. The transmission element is located on a first plane, wherein the transmission element is T shaped, and comprises a first transmission portion and a second transmission portion and the second transmission portion is perpendicular to the first transmission portion and connected to an end thereof. The ground element is located on a second plane parallel to the first plane. The first parasitic element, the second parasitic element and the third parasitic element are connected to the ground element and located on the second plane.10-23-2008
20080258978STRIP-ARRAY ANTENNA - A representative embodiment of the invention provides an antenna having an electrically conducting ground plane and an array of electrically conducting strips located at an offset distance from the ground plane. Electrically conducting pathways, each attached to the middle portion of the corresponding strip, connect the strips to the ground plane. Electrically conducting lips, each attached to an edge of the corresponding conducting strip, extend about halfway toward the ground plane. The size of the array is smaller than the wavelength of the fundamental radiation mode supported by the antenna. Advantageously, the antenna has a bandwidth about three times larger than that of a comparably sized prior-art patch antenna.10-23-2008
20080258977Concurrent mode antenna system - A multiband antenna system is provided. The system includes a substrate; an antenna which is disposed on a first side and a second side of the substrate, and produces a resonance in a plurality of frequency bands; a plurality of feeders which are disposed on the first side of the substrate; and a filter which is disposed on the first side of the substrate, is coupled to an end of the antenna, and transfers signals of the plurality of frequency bands output from the antenna to respective feeders of the plurality of the feeders.10-23-2008
20080258976RFID antenna system - An RFID antenna system for a goods identification system with the following features: the RFID antenna device and/or a side limit receiving this RFID antenna device comprise(s) at least two antenna, the at least two antennae for the goods identification system (GIS) consist of patch antennae, the at least two patch antennae are arranged mutually offset in the direction of the passageway or passage region, or at least with one component mutually offset in the passage direction, and the at least two patch antennae are arranged at an equal spacing from a floor area of the passageway and/or on the same horizontal plane or offset thereto, and, more precisely, in such a way that a straight line laid through the center points and/or centers of gravity of at least two adjacent patch antennae encloses an angle a with respect to a horizontal plane and/or a plane that is parallel to the floor space, which angle is ≦45°.10-23-2008
20110193748MULTIBAND ANTENNA - A multiband antenna used for a portable communication device includes a first antenna unit, a second antenna unit, a third antenna unit, and feed member. The first antenna unit, the second antenna unit and the third antenna unit are capable of receiving and/or sending wireless signals. The second antenna unit is connected to the first antenna unit, the third antenna unit is connected to the first antenna unit, and the feed member is electrically connected to the first antenna unit and the second antenna unit. The feed member receives wireless signals and transmits the wireless signals through the first antenna, the second antenna unit and the third antenna unit to generate corresponding current paths, and the first antenna unit is located between the second antenna unit and the third antenna unit to isolate the second antenna unit and the third antenna unit to avoid coupling interference of their resonant frequencies.08-11-2011
20110193747MICRO STRIP ANTENNA - The invention provides a micro strip antenna used for both a near-field region and a remote-field region. A micro strip antenna comprises: a first dielectric substrate; a main patch, having a triangle shape under the first dielectric substrate, configured to feed a radiation current; a second dielectric substrate over the first dielectric substrate; and a sub patch, formed under the second dielectric substrate, configured to desert a current from the main patch to provide a vertical magnetic field.08-11-2011
20090121943ANTENNA SYSTEM USING COMPLEMENTARY METAL OXIDE SEMICONDUCTOR TECHNIQUES - Apparatus, system, and method are described for a complementary metal oxide semiconductor (CMOS) integrated circuit device having a first metal layer that includes a radiating element and a second metal layer that includes a first conductor coupled to the radiating element. The first conductor and the radiating element are mutually coupled to form an antenna to wirelessly communicate a signal.05-14-2009
20090121941ANTENNA STRUCTURE - An antenna structure includes a radiation element, a grounding element, a feeding point, and a connection element. The radiation element includes a first radiator and a second radiator. The second radiator includes a first end close to a first end of the first radiator. The grounding element is coupled to the first end of the second radiator. The feeding point is coupled to the first end of the first radiator and is close to the first end of the second radiator. The connection element is coupled between the feeding point and the grounding element. The radiation element, the grounding element, the feeding point, and the connection element are constructed by metal wire.05-14-2009
20090121942RFID TAG AND CERAMIC PATCH ANTENNA - This invention relates to a radio frequency identification (RFID) tag and ceramic patch antenna for radio frequency identification systems. The radio frequency identification tag in accordance with this invention comprises; lower antenna member of which one end is formed with coupling projection for conjoining; upper antenna member of which one end is formed with coupling groove for conjoining; an RFID chip of which one end is conjoined with the coupling projection of the said lower antenna member and the other end is conjoined with the coupling groove of the said upper antenna member, containing the information of the objective management item which communicates with the terminal device; and a spacer which electrically isolates the said antenna members. The said antenna members are conjoined on the top and bottom sides of the said spacer in parallel direction. The RFID chip which is conjoined with the said antenna members is placed on the top or bottom side of the said spacer.05-14-2009
20080231515ANTENNA WITH LOW SAR - An antenna having a low specific absorption rate has it power feed connected to radio frequency power such that a connector is arranged between a head of the user and a portion of the power feed.09-25-2008
20090102724CIRCULAR POLARIZED ANTENNA, SEMICONDUCTOR MODULE, AND WIRELESS COMMUNICATION DEVICE - A circular polarized antenna includes: a conductor ground plate; first and second monopole conductor elements; and a feed point provided at one of first and second connection points, wherein a first and second parts of the antenna are configured to be symmetrical with respect to a straight line passing between open ends of the first and second monopole conductor elements, wherein the first part includes: (1) a first half of the conductor ground plate formed on one side of the straight line including the first monopole conductor element; and (2) the first monopole conductor element, and wherein the second part includes: (3) a second half of the conductor ground plate formed on the other side of the straight line including the second monopole conductor element; and (4) the second monopole conductor element.04-23-2009
20100073240ANTENNA - An antenna is disclosed, which comprises: a substrate with a first surface and a second surface; a first radiation unit, disposed on the first surface; an insulating unit, disposed on the first surface on top of the first radiation unit; a first feed point, formed on the second surface and electrically connected to the first radiation unit; a grounding unit, disposed coplanar and connected with the first radiation unit; a first gap, formed between the first radiation unit and the grounding unit; and a second feed point, formed on the second surface and electrically connected to the grounding unit; wherein, as the second surface with the two feed points disposed thereon is adjacent to at least a metallic component and the radiation units are disposed on the first surface, the radiation units do not directly face the metallic component and thus prevent the same from being interfered by metallic shielding.03-25-2010
20100073238MICROSTRIP PATCH ANTENNA WITH HIGH GAIN AND WIDE BAND CHARACTERISTICS - Provided is a microstrip patch antenna. The microstrip patch antenna includes a dielectric layer, a feed circuit disposed in the dielectric layer, at least one slot disposed in the dielectric layer and vertically spaced apart from the feed circuit, and a patch antenna disposed outside the dielectric layer and vertically spaced apart from the at least one slot.03-25-2010
20100073236Multilayer antenna arrangement - A multilayer antenna arrangement is distinguished in particular by the following features: a further patch antenna (B) comprising a dielectric carrier and a radiation plane is provided above the base portion or central portion of the patch arrangement, the radiation plane being provided on the upper side, opposite the base portion or central portion, of the dielectric carrier, and the further patch antenna (B) is buried at least in part in the parasitic patch arrangement, which is configured so as to be box-shaped or box-like, and/or the parasitic patch arrangement which is configured so as to be box-shaped or box-like is formed, completely or in part, as electrically conductive planes, which are provided on the further patch antenna (B) at least in partial regions on the circumferential edge surface or outer surface thereof.03-25-2010
20100073237MULTI-POLARIZED ANTENNA ARRAY - In one embodiment, the present invention is a dual-polarized antenna array constructed from first and second instances of a planar antenna that are co-located and orthogonal to one another. The planar antenna comprises three conducting elements and a transmission line. The first conducting element comprises a straight segment and two arms of equal length. The proximal ends of the two arms are attached to opposite ends of the straight segment. The arms extend away from the second and third conducting elements and towards one another. The second and third conducting elements are separated by a gap and together form a mirror image of the first conducting element. The transmission line has first and second conductors that are coupled to the second and third conducting elements, respectively. In another embodiment, the present invention is a tri-polarized antenna array constructed from three orthogonal co-located instances of the planar antenna.03-25-2010
20130076570RF MODULE - There is provided an RF module performing radio communications and allowing for a significantly reduced distance between an antenna and a semiconductor chip. To this end, the RF module includes a semiconductor chip; and a substrate including an anntenna unit formed by a circuit pattern thereon, and having a surface on which the semiconductor chip is mounted to be electrically connected to the antenna unit.03-28-2013
20130076572INK FOR PRINTING A MOBILE PHONE ANTENNA PATTERN, METHOD FOR MANUFACTURING A SYNTHETIC RESIN PART FOR A MOBILE PHONE ON WHICH AN ANTENNA PATTERN IS PRINTED USING THE INK, AND SYNTHETIC RESIN PART FOR A MOBILE PHONE ON WHICH AN ANTENNA PATTERN IS PRINTED - The ink for printing an antenna pattern for a mobile phone according to an embodiment of the present invention includes a mixture of one of silver (Ag) powder, nickel (Ni) powder, copper (Cu) powder, and gold (Au) powder, liquid acrylonitrile, liquid polystyrene, liquid butadiene, and methyl ethyl ketone (MEK) as a diluent. The present invention does not include a plating process, and thus allows a significant improvement in productivity.03-28-2013
20130076571N-SHOT ANTENNA ASSEMBLY AND RELATED MANUFACTURING METHOD - An antenna module and a manufacturing method for the same are disclosed. With the miniaturization trend for mobile communication terminals, the invention can achieve the miniaturization of antenna modules and facilitate the design of the antenna. The SMD as a matching component for given resonance frequency and impedance matching of the antenna is mounted on the antenna module to make the antenna module compact, and functions as a matching circuit for impedance matching to facilitate the design of mobile devices.03-28-2013
20100039328ANNULAR ANTENNA - An annular antenna is composed of a ground plane, a short-circuit conductor, a radiation conductor and a parasitic conductor. The radiation conductor has a connection member and a feeder member. Two ends of the short-circuit member are respectively connected to the ground plane and connection member. The feeder member is close to the ground plane and has a notch. The short-circuit conductor and radiation conductor run along the ground plane defining an in-annular area. The radiation conductor has a first coupling edge beside the in-annular area. The parasitic conductor is inside the in-annular area with one end coupled to the ground plane and a second coupling edge along the first coupling edge. The first and second coupling edges have a gap therebetween. The radiation and parasitic conductors respectively excite low-frequency and high-frequency resonant modes. The annular antenna covers multiple frequency bands, has UWB features and simplified structure and favors mass-production.02-18-2010
20130082879LOW PROFILE WIDEBAND ANTENNA - The specification discloses a low-profile, ultra wideband, inverted f antenna having increased bandwidth. The antenna includes a ground plane, a planar antenna element spaced from the ground plane, a first tubular element electrically connected to and extending from the ground plane toward the antenna element, and a second tubular element electrically connected to and extending from the antenna element toward the ground plane. The tubular elements physically interfit but are electrically separated. The antenna is compatible with LTE, GPS and satellite radio communications to provide a compact antenna suitable for use in automotive and other applications.04-04-2013
20130082881MOBILE COMMUNICATION ANTENNA DEVICE AND MOBILE COMMUNICATION TERMINAL DEVICE - The present invention discloses a mobile communication antenna device. The device includes: a monopole antenna, placed on one side of a printed circuit board, where a distance between the monopole antenna and a central position of the printed circuit board is less than a threshold, and the monopole antenna includes a first metal sheet which is vertical to the printed circuit board, and is conducted with a circuit of the printed circuit board through a feedpoint. The present invention also discloses a mobile communication terminal device. By adopting the present invention, an ultra wideband antenna may be achieved, thereby making it possible that a mobile communication terminal device product, such as a fixed station, supports more frequency bands.04-04-2013
20130082880PRINTED ANTENNA - A printed antenna, disposed on a substrate including a first surface and a second surface, includes a plurality of holes, a radiating body, and a feeding portion. The radiating body includes a first radiator arranged on the first surface and a second radiator arranged on the second surface. The first radiator includes a plurality of first radiating portions spaced apart from each other and positioned between two adjacent holes on the first surface. The second radiator includes a plurality of second radiating portions spaced apart from each other and positioned between two adjacent holes on the first surface. The plurality of first radiating portions and the plurality of second radiating portions are put end to end via the plurality of holes from the first surface to the second surface.04-04-2013
20130082882ANTENNA CIRCUIT CONSTITUENT BODY FOR IC CARD/TAG AND METHOD FOR MANUFACTURING THE SAME - Provided are an antenna circuit constituent body for an IC card/tag capable of reducing environmental load in a manufacturing process for joining both end portions of an antenna circuit pattern layer and capable of enhancing reliability of joined portions of the both end portions of the antenna circuit pattern layer: and a method for manufacturing the antenna circuit constituent body for an IC card/tag. In the antenna circuit constituent body for an IC card/tag, an insulating layer (04-04-2013
20130033400ANTENNA APPARATUS HAVING SENSING COMPONENT COUPLED TO FIRST ANTENNA COMPONENT TO ADDITIONALLY ACT AS SECOND ANTENNA COMPONENT AND RELATED SIGNAL PROCESSING DEVICE - An antenna apparatus includes a first antenna component and a first sensing component. The first antenna component has at least one first mode. The sensing component is a front-end component of a sensing device, wherein the sensing component is further coupled to the first antenna component to act as a second antenna component having a second mode.02-07-2013
20130033399DUAL BAND ANTENNA - A dual band antenna is provided. The dual band antenna includes a grounding portion, a connecting portion, a feeding portion, a radiating portion, a first radiating portion and a second radiating portion. The connecting portion is vertically connected to the grounding portion. The feeding portion has a first end and a second end, wherein the first end is connected to the connecting portion and the second end has a feeding end. The radiating portion is parallel to the grounding portion and vertically connected to the connecting portion. The first radiating portion has a third end and a fourth end, wherein the third end is connected to the radiating portion and the fourth end extends toward the radiating portion. The second radiating portion is vertically connected to the radiating portion.02-07-2013
20130038492PATCH ANTENNA DEVICE AND RADIO WAVE RECEIVER - A patch antenna device of the present invention includes a rectangular dielectric plate, a planar emission electrode, a grounding electrode and a power supply member. The planar emission electrode is provided with a slit at each position corresponding to each short side of the rectangular dielectric plate and both slits extend toward an opposing short side each other and arranged symmetrically. A power supply position of the power supply member is deviated from a center of the planar emission electrode so as to obtain circular polarization characteristics.02-14-2013
20130038491COMMUNICATION DEVICE AND METHOD FOR ENHANCEING IMPEDANCE BANDWIDTH OF ANTENNA THEREOF - A communication device and a method for enhancing impedance bandwidth of an antenna are provided. The communication device includes at least one ground, at least one antenna, a current-drawing conductor structure, and at least one coupling conductor structure. The antenna is electrically connected to the ground through a source and generates at least one operating frequency band for transmitting or receiving electromagnetic signals of at least one communication band. The current-drawing conductor structure includes a plurality of conductor elements, where there is at least one mutual coupling portion formed between neighboring conductor elements. The coupling conductor structure has a first conductor portion and a second conductor portion. One end of the first conductor portion is electrically connected to the ground, and another end thereof is electrically connected to the second conductor portion. There is at least one coupling portion formed between the second conductor portion and the current-drawing conductor structure.02-14-2013
20100045536Antenna apparatus - An antenna apparatus is disclosed. The antenna apparatus includes a board and a line antenna. The board includes: a base part having dielectric layers and a conductive layer disposed between the dielectric layers; multiple metal plates arranged on one surface of the base part while being spaced apart at even intervals so as to provide a band-gap surface; and a connection part via which the conductive layer is electrically connectable with the multiple metal plates. The line antenna is located on a band-gap surface side of the board, is arranged along the band gap surface, and is configured to receive and transmit the electromagnetic wave within an operating frequency band. The connection part includes a first adjustment circuit that is configured to individually adjust an impedance between the conductive layer and each of the plurality of metal plates.02-25-2010
20100045534Antenna - An antenna includes: a grounding element extending along a first plane; a radiating element having a first side and extending along a second plane substantially parallel to the first plane, the radiating element being aligned with the grounding element in a normal direction transverse to the first and second planes; a bridging element interconnecting the grounding and radiating elements; and a feeding element extending and tapered from the first side of the radiating element toward the grounding element.02-25-2010
20100045533DUAL-POLARIZED ANTENNA - A dual-polarized antenna device includes a base plate, a first polarized antenna, and a second polarized antenna. The second polarized antenna is arranged perpendicularly crossing the first polarized antenna without contact. The first polarized antenna and the second polarized antenna are respectively connected to the base plate integrally and inseparably, such that the dual-polarized antenna device has a reduced cost and is more convenient to assemble.02-25-2010
20100045532ANTENNA USING ELECTRICALLY CONDUCTIVE INK AND PRODUCTION METHOD THEREOF - Disclosed is an antenna having an antenna radiator formed by printing electrically conductive ink on a substrate. An antenna radiator according to an embodiment of the present invention is formed to the same thickness as a skin depth with respect to an operation frequency of the antenna. Therefore, an antenna can be fabricated using a small amount of electrically conductive ink while not reducing the gain of the antenna. Further, an antenna radiator according to another embodiment of the present invention is formed to the same thickness as a skin depth with respect to a predetermined frequency at a corresponding hot spot with respect to the frequency. Accordingly, an amount of electrically conductive ink used can be further reduced while maintaining the gain of the antenna.02-25-2010
20100045537RADIO FREQUENCY MULTILAYER SUBSTRATE AND MANUFACTURING METHOD OF RADIO FREQUENCY MULTILAYER SUBSTRATE - A radio frequency multilayer substrate which has a connection portion connecting a strip line and a microstrip line, of which connection portion improves VSWR, is provided. The high frequency multilayer substrate has a through-hole which electrically connects a central conductor of the strip line and a central conductor of the microstrip line. The high frequency multilayer substrate also has an insulating hole which does not have a conductor inside. The through-hole is connected with the insulating hole. A length of the conductor layer of the through-hole from the central conductor to an insulating hole is smaller than one half the distance from the central conductor to a 2nd ground conductor. The insulating hole can be formed by cutting the through-hole.02-25-2010
20120206301MULTI-ANGLE ULTRA WIDEBAND ANTENNA WITH SURFACE MOUNT TECHNOLOGY METHODS OF ASSEMBLY AND KITS THEREFOR - The disclosure provides a multi-angle flexible antenna for electronic device comprising an antenna expand having the radiated elements supported by a first substrate and expanding into a spatial geometry for transmission and reception of radio signal; and an antenna base having a plurality of first solder pads on a second substrate for physical attachment to the printed circuit board and a second solder pad electrically connected to a terminal of the radiated elements for connection to an antenna feed point of a radio circuitry on the printed circuit board; wherein the first and second substrates are joined at a bending line as a single substrate for the flexible antenna and the first substrate allowed to be bent relative to the plane of the second substrate for spatial deployment of the radiated elements.08-16-2012
20100103050DUAL-BAND ANTENNA - The present invention provides a dual-band antenna that can be operated at two frequencies without providing the choke coil. A first element operated in a high-frequency-side band is formed in a surface of a print board using a print pattern. A second element operated in a low-frequency-side band is formed in an upper portion of a rear surface of the print board so as not to overlap the first element. A power is fed to the first element from a power feeding point located at a lower end of the print board, and the power is fed to the second element through a throughhole made in a middle of the first element. The power is fed to the second element from the throughhole through a long and thin power feeding line, and the power feeding line exhibits a high impedance to a high frequency. A slit is formed in the first element corresponding to the power feeding line.04-29-2010
20100103049WIDEBAND STRIP FED PATCH ANTENNA - A microstrip patch antenna comprises a patch antenna element comprising a first conductive layer; dual probe feeds separate from each other and spaced from and field coupled to the patch antenna element for transmitting or receiving RF signals, each of the dual probe feeds having a conductor segment and a deltoid shaped conductive strip orthogonal to the conductor segment; the deltoid shaped conductive strips being coplanar; and a first dielectric material layer separating the first conductive layer and the coplanar deltoid shaped conductive strips.04-29-2010
20090096676DURABLE WIDEBAND ANTENNA FABRICATED ON LOW RESISTIVITY SILICON SUBSTRATE - An antenna that is easily fabricated on a low resistivity CMOS-grade silicon substrate is herein described. The antenna has a reasonable radiation efficiency. One generalized non-limiting embodiment includes employing an antenna that resonates at about 5.8 GHz. Another generalized non-limiting embodiment includes a differential feed operationally coupled to a first and a second half-antenna portion. Each of the herein described antennas have an efficiency of greater than approximately 20%.04-16-2009
20100109953Multi-band monopole antenna with improved HAC performance - A multi-band monopole antenna includes a first metal radiator and a second metal radiator extending in a same direction and arranged in parallel for exciting a high frequency band, and a detoured wire pattern connected between the feed end of the first metal radiator and the connection end of the second metal radiator for exciting a low frequency band. The detoured wire pattern has a, circuit path length longer than one half of the high frequency band λ/2 so that the phase difference on current between the feed end of the first metal radiator and the connection end of the second metal radiator is about π(180-degrees); the electric fields generated at the lower sides of the first metal radiator and the second metal radiator have approximately the same size but reversed phases and the magnetic fields have the same characteristics; when the reversed phases of electromagnetic waves excited by the first and second metal radiators reach the HAC test surface, they cause a destructive interference, thereby improving hearing aid compatibility performance of the multi-band monopole antenna.05-06-2010
20100109954INTERNAL ANTENNA FOR MITIGATING EFFECT OF ELECTROMAGNETIC WAVES ON HUMAN BODY USING COUPLING - Disclosed herein is an internal antenna capable of mitigating the effect of electromagnetic waves on a human body using coupling. The internal antenna includes an antenna pattern part and a conductive conductor pattern. The antenna pattern part is form on the Printed Circuit Board (PCB) of a mobile communication terminal. The conductive conductor pattern is formed in a predetermined pattern on one side surface of a cover which covers the antenna pattern part. Coupling occurs between the antenna pattern part formed on the PCB and the conductive conductor pattern formed in a predetermined pattern on one side surface of the cover, so that current components are transferred from the antenna pattern part to the conductive conductor pattern.05-06-2010
20130135153Dual Feed Port Dual Band Antenna Assembly and Associated Method - A dual feed port dual band (DFDB) antenna module comprising a first antenna element disposed on a first planar surface, a second antenna element disposed on a second planar surface, and a third antenna element disposed on a third planar surface. A first feed port is coupled to a first transceiver circuit adapted to operate in a first band and a second feed port is coupled to a second transceiver circuit adapted to operate in the first band and to a receiver circuit adapted to operate in a second band. The first and second feed ports are oriented substantially orthogonal with respect to each other.05-30-2013
20130135151Radiation Component of Miniature Antenna - A radiation component of a miniature antenna comprises an access part for transmitting signals, two first radiating structures mirrored upon a mirror line with each other and spacing at intervals, and a second radiating structure connected with the first structures. Every first radiating structure has a first circuit and a second circuit spacing at intervals and along a straight line substantially parallel to the mirror line, and a third circuit connecting the first circuit and the second circuit. The second radiating structure has two first circuits intersected with the extending lines of the first circuits in the first radiating structure, and a second circuit connecting the first circuits. The access part is electrically connected to an end of the first circuit in the first radiating structure which is far away from the mirror line.05-30-2013
20090284420Conformal and compact wideband antenna - A substrate such as a printed wiring board defines a cutout of grounding metallization. A monopole radiating element is spaced laterally from edges of the grounding metallization in the cutout. A patch radiating element is spaced laterally from edges of the grounding metallization in the cutout. The monopole and patch radiating elements overlie at least a portion of one another to enable inductive coupling through an aperture characterized by the absence of grounding metallization, and the patch radiating element is shorted at a corner to the grounding metallization.11-19-2009
20090002241Dual band WLAN antenna - An antenna system includes first and second antennas that are arranged on a substrate and that include an arc-shaped element having a concave side and a convex side, a conducting element that extends substantially radially from a center of said concave side, and a U-shaped element having a base portion with a center that communicates with said conducting element and two side portions that extend from ends of said base portion towards said concave side. Third and fourth antennas are arranged on said substrate and include an inner ring and an outer ring that is concentric to said inner ring.01-01-2009
20100026579Partially Shorted Microstrip Antenna - A partially shorted microstrip antenna configured to wrap around a projectile's body without interfering with the aerodynamic design of the projectile. The microstrip antenna has three identical conformal antenna elements equally spaced around the circumference of the projectile's body. The antenna has an operating frequency of 231.0 MHz±400 KHz. Each antenna element includes a plurality of vias which operate as a partial short connecting the radiating element to the ground plane and thereby increase the bandwidth of the antenna element.02-04-2010
20100066611ANTENNA APPARATUS - An antenna apparatus is disclosed that includes an antenna element having a teardrop shape and configured to be fed with electrical power from an external power source; and a ground element coupled to the antenna element, wherein the antenna element includes one or more nonconductive portions.03-18-2010
20100066609DIGITAL TELEVISION ANTENNA - An antenna adapted for a digital television includes a base board defining a grounding region on a surface thereof, an antenna element made of conductive material and disposed on the base board, and a circuit disposed on the grounding region of the base board. The antenna element meanders like a plurality of series-connected zigzags along a lengthwise direction of the base board and gradually increases a transverse length thereof in process of meandering to show a substantially trapezoid outline. The circuit is electrically connected with one end of the antenna element having a shortest transverse length. That can increase frequency bandwidth of electromagnetic waves received, instead of extra metal parasitical elements. So the antenna can reduce the manufacture cost and make the structure simpler.03-18-2010
20090046017Dual polarization antenna element with dielectric bandwidth compensation and improved cross-coupling - An antenna element architecture containing a dielectric beamwidth compensation perimeter structure around a radiating element is disclosed. A transmitting and receiving antenna element is provided so as to provide a desired azimuth and elevation radiation pattern in the intended polarization without degrading performance of cross polarization. Both single and dual polarization antenna elements can be employed.02-19-2009
20090046016Broadband antenna and an electronic device thereof - A broadband antenna for wireless signal transmission of an electronic device is disclosed. The broadband antenna has a radiating element, a grounding element, a short-circuiting element and a feeding plane. The radiating element has a first radiation area and a second radiation area, the first radiation area and the second radiation area perpendicularly connected to each other substantially. The feeding plane perpendicularly connected to the second radiation area substantially, the feeding plane comprising a feeding point, a first end and a second end; wherein a distance between the feeding point and the first end is less than a distance between the feeding point and the second end. The short-circuiting element is used for connecting the first radiation area with the grounding element or connecting the feeding plane with the grounding element.02-19-2009
20090046014MULTI-BAND ANTENNA - A multi-band antenna has a first radiating conductor defining a first side connected to a feeding conductor and a short portion, and a second side opposite to the first side and connected to a second radiating conductor, a third radiating conductor and a fourth radiating conductor. The second radiating conductor is arranged between the third radiating conductor and the fourth radiating conductor. The length of the first radiating conductor and the second radiating conductor resonates at a first frequency range and a second frequency range which is double frequency higher than the first frequency range. The length of the first radiating conductor and the third radiating conductor resonates at a third frequency range which is higher than and close to the second frequency range. The dimension of the fourth radiating conductor has an effect on antenna characteristics in the third frequency range.02-19-2009
20120182187THIN ANTENNA AND AN ELECTRONIC DEVICE HAVING THE THIN ANTENNA - A thin antenna for wireless signal transmission of an electronic device is disclosed. The thin antenna comprises a base board, a first radiation area, a first ground area and a feeding plane. The base board has a first plane and a second plane. The first radiation area is printed on the second plane. The first ground area is printed on the first plane. The feeding plane is printed on the first plane. The feeding plane has a feeding point. Wherein the area of the feeding plane is smaller than the area of the first radiation area, and the area of the feeding plane is partly covered by the region which is projected from the first radiation area corresponding to the first plane.07-19-2012
20100328161HYBRID SINGLE APERTURE INCLINED ANTENNA - In an exemplary embodiment, an antenna architecture comprises a single aperture having both receive elements and transmit elements, where the single aperture has the performance of a dual-aperture but in about half the size. Moreover, in the case of an array with inclined elements, there is the need to interconnect a planar substrate with an inclined substrate at an angle. An exemplary single aperture comprises a metal core having a thick pass-through slot from a first side to a second side; connecting the inclined substrate to the first side of the metal core, and connecting a second substrate to the second side of the metal core. Furthermore, an RF signal is communicated between the first substrate and the second substrate in a contactless manner through the thick pass-through slot.12-30-2010
20130050029NON-PLANAR METAMATERIAL ANTENNA STRUCTURES - Antennas for wireless communications based on metamaterial (MTM) structures to arrange one or more antenna sections of an MTM antenna away from one or more other antenna sections of the same MTM antenna so that the antenna sections of the MTM antenna are spatially distributed in a non-planar configuration to provide a compact structure adapted to fit to an allocated space or volume of a wireless communication device, such as a portable wireless communication device.02-28-2013
20130050030COUPLER APPARATUS AND COUPLING ELEMENT - In one embodiment, a coupling element configured to satisfy the following conditions. The element has a tabular shape having first to fourth open ends. Lengths of current paths from a reference point to the first to fourth ends is an integral multiple of ¼ of a wavelength of a central frequency. Two paths in the four paths are partially parallel to a first direction and opposite to each other. Two paths in the four paths are partially parallel to a second direction orthogonal to the first direction and opposite to each other. The first and second ends are provided at symmetrical positions, and the third and fourth ends are provided at symmetrical positions with a first straight line. The first and third ends are provided at symmetrical positions, and the second and fourth ends are provided at symmetrical positions with a second straight line orthogonal to the first straight line.02-28-2013
20130050028ANTENNA DEVICE - An antenna device comprises an antenna board, wherein an antenna pattern is formed in or on a front surface of a dielectric layer, a ground layer is formed in or on a rear surface of the dielectric layer, and a feed pin is inserted into a thickness of the antenna board through the ground layer and the dielectic layer. The diameter of the antenna pattern is set to one half of the wavelength of an RF signal passed through the antenna pattern, and a length of one side of the dielectric plate is set shorter than the wavelength. A metallic plate is coupled to the ground layer with a plurality of metallic spacers interposed therebetween, whereby the metallic plate is electrically connected to the ground layer. .02-28-2013
20130050025ANTENNA STRUCTURE - An antenna structure comprises a substrate having a first surface and a second surface, an array of conductor units positioned on the first surface and including at least two conductor units which are coupled, and at least one load metal sheet positioned on at least one of the first surface or the second surface. Each of the conductor units includes an intervening material with two conductors positioned on opposite surfaces of the intervening material.02-28-2013
20130050026ANTENNA DEVICE OF A MOBILE TERMINAL - An antenna device of a mobile terminal having improved performance by utilizing a metal object located in proximity to the antenna device as an antenna radiator is provided. The antenna device includes an antenna pattern connected to a feeder and a ground line, and a metal component positioned on the antenna pattern and including a metal that forms an antenna radiator.02-28-2013
20130050027MIMO/DIVERSITY ANTENNA WITH HIGH ISOLATION - Disclosed is a MIMO/diversity antenna high isolation including a printed circuit board, a plurality of antenna elements, a current conversion element connected with a common ground of the printed circuit board apart from the antenna elements at a predetermined distance, wherein the current conversion element is coupled with the antenna elements to induce an electric current from the antenna elements into the antenna elements again via the common ground.02-28-2013
20130069830QUASI-BALANCED FED ANTENNA STRUCTURE FOR REDUCING SAR AND HAC - The proposed antenna structure has first and second asymmetric radiated-strip structures developed by modifying the structure of a printed T-type monopole. Specifically, by combining the radiated-strip and the shorting-line, the proposed antenna structure is similar to modified Type III balun and dipole fed by microstrip-line structure. Hence, the proposed antenna structure can also be regarded as a “quasi-balanced” antenna structure.03-21-2013
20130088396BANDWIDTH ADJUSTABLE DIELECTRIC RESONANT ANTENNA - Disclosed herein is a bandwidth adjustable dielectric resonant antenna. The dielectric resonator antenna includes: a multi-layer substrate; a first conductor plate formed on a top portion of an uppermost insulating layer to have an opening part; a second conductor plate formed on a bottom portion of a lowermost insulating layer; a plurality of metal vial holes penetrating through a circumference of the opening part of the first conductor plate at a predetermined interval; a feeding unit supplying power to the dielectric resonator embedded in the multi-layer substrate in the cavity shape by the first conductor plate, the second to conductor plate, and the plurality of metal via holes; and at least one multi-resonant generation via holes formed within the dielectric resonator so as to adjust the bandwidth by generating the multi-resonance within the dielectric resonator, thereby improving the bandwidth without increasing the size of the dielectric resonator and implementing miniaturization.04-11-2013
20100134358Multi-Band Antenna - A multi-band antenna includes a base plate, a first radiating element, a second radiating element and a third radiating element. The base plate has a first edge, a second edge opposite to the first edge, a third edge and a fourth edge both connecting the first and second edges and opposite to each other. A feeding portion and a ground portion are both extended from the first edge and respectively adjacent to the third edge and the fourth edge, and an opening is formed between the feeding portion and the ground portion. The first radiating element extends from a portion of the second edge adjacent to the third edge and spatially fences the second edge and the fourth edge. The second and third radiating elements tortuously extend from the third edge and are arranged adjacent to each other.06-03-2010
20100134357SURFACE MOUNTED PLANNER ANTENNA APPARATUS - A surface mounted planner antenna apparatus includes an antenna and a circuit board. The antenna includes a base, a radiation metal plate arranged on a top face of the base, and a ground metal plate arranged on a bottom face of the base. A through hole is defined from the radiation metal plate and passed through the base to the ground metal plate. A signal feeder is arranged in the through hole and electrically connected to the radiation metal plate but electrically insulated with the ground metal plate. The circuit board is attached on the bottom face of the base and includes an upper face and a lower face, the upper face includes an area for binding with the ground metal plate on the bottom face of the base, and the lower face includes a first pad and a signal feeding trace electrically connected with the signal feeder.06-03-2010
20090315782ANTENNA OF MOBILE PHONE - An antenna is embedded in a mobile phone and comprises a receiving sheet structure, a high frequency radiation part, a low frequency radiation part, and an extending part. The receiving sheet structure comprises a main body and a branch portion, and one end of said branch portion is connected to the main body and another end is connected to a curved part. Therefore one end of the high frequency radiation part is connected to a terminal of the curved part with a curved angle formed thereof, and another end of the high frequency radiation part is an open end and parallel to the branch portion. One end of the low frequency radiation part is connected to the main body, and another end of the low frequency radiation part is an open end. The extending part is connected to a terminal of the receiving sheet structure, and perpendicularly extended to the terminal of the receiving sheet structure.12-24-2009
20090303134SPACE-FILLING MINIATURE ANTENNAS - A novel geometry, the geometry of Space-Filling Curves (SFC) is defined in the present invention and it is used to shape a part of an antenna. By means of this novel technique, the size of the antenna can be reduced with respect to prior art, or alternatively, given a fixed size the antenna can operate at a lower frequency with respect to a conventional antenna of the same size.12-10-2009
20090303133ANTENNA AND COMMUNICATION DEVICE HAVING THE SAME - A plate-like radiation element is arranged above a ground plane with a space from the ground plane. The radiation element 12-10-2009
20090303132PLANAR ANTENNAS AND BANDWIDTH EXTENSION APERTURES - Methods and systems to implement planar antennas and bandwidth extension apertures, including planar antennas etched in metal clad printed circuit board materials, relatively small-scale planar antennas having dimensions in a range of centimeters and/or millimeters, planar antennas to operate in GHz frequency ranges, and bandwidth extension apertures to alter an antenna impedance, reduce an antenna return loss, reduce an antenna Q factor, and/or increase an antenna frequency bandwidth.12-10-2009
20090303131Multiband Omnidirectional Antenna - A multiband omnidirectional antenna which includes a grounded face and an antenna element situated parallel to the grounded face, the antenna element having a first planar emitter, which has a planar design and extends parallel to the grounded face, a second planar emitter, which surrounds the first planar emitter at a distance, and at least two connection elements for connecting the first and the second planar emitters to each other.12-10-2009
20120218151Mobile Communication Device and Antenna Structure Therein - A mobile communication device having an antenna structure includes a grounding element and an antenna element. The antenna element includes an antenna ground plane, a radiation portion, and a shorted radiation portion, wherein the antenna ground plane is grounded to the grounding element. The radiation portion includes a signal feeding point, a first radiation section, and a second radiation section. First and second radiation sections are connected to the signal feeding point, and are extended toward the same direction. First end of the shorted radiation portion is electrically connected to the antenna ground plane, and second end is left open. There is a coupling gap between a designated section of the radiation portion close to the first end and the shorted radiation portion. Through the coupling gap, the shorted radiation portion is capacitively excited by the radiation portion and generates at least one resonant mode to increase antenna's operating bandwidth.08-30-2012
20120218152Antenna Assembly - An antenna assembly for an automobile including an antenna element having a resonance frequency which is higher than the frequency modulation (FM) range of frequencies for receiving at least one of amplitude modulation (AM), FM and satellite digital audio radio service (SDARS) radio signals. A printed circuit board including amplifier circuitry is in electrical communication with the antenna element for amplifying the radio signals received by the antenna element. A lumped element having a quality value greater than sixty is disposed on the printed circuit board for effectively increasing the bandwidth of radio signals which may be received by the antenna element. All of these components are disposed within a small and aesthetically pleasing cover, such as a shark fin-shaped cover.08-30-2012
20090040114INTEGRATED ANTENNA WITH IDENTICAL GROUND MEMBER - The present invention provides an integrated antenna with an identical ground member, in which the interference between the adjacent antennas can be suppressed while the antenna is miniaturized in not only the width direction but also the height direction. In the integrated antenna with the identical ground member, plural antenna elements having two different resonance frequency bands are disposed in an identical ground member. Each antenna element includes a first radiation portion corresponding to one of the resonance frequency bands and a second radiation portion corresponding to the other resonance frequency band. At a point where the two antenna elements are adjacent to each other, a dielectric material is disposed in one of radiation portions located inside the antenna element such that the dielectric material contacts the radiation portion.02-12-2009
20090040110MULTI-BAND PLANAR INVERTED-F ANTENNA - A multi-band planar inverted-F antenna includes a radiating unit, a ground unit and a feeding unit. The radiating unit includes a common radiating element, a high-frequency (HF) radiating element and a low-frequency (LF) radiating element. A quasi U-shaped slot is defined between the HF radiating element and the LF radiating element. The ground unit is electrically connected to one side of the common radiating element. The feeding unit includes a strip electrically connected to one side of the HF radiating element. The ground unit includes a ground point and an inverted-L short-line connected to the ground point at one end thereof. The inverted-L short-line is also electrically connected to the common radiating element at another end thereof. A loop surface current induced by the inverted-L short-line can advantageously enhance bandwidth of the multi-band planar inverted-F antenna at frequencies of interest.02-12-2009
20090040109Antenna Device and Wireless Communication Device Using the Same - An antenna device including a first Planar Inverted F Antenna (PIFA) operating at a first frequency and a second PIFA operating at a second frequency that is higher than the first frequency and disposed in a state in which it is insulated from the first PIFA. The antenna device has an antenna element in which a first short-circuit lead wire and a second short-circuit lead wire are coupled to a ground terminal provided on a substrate, a first feeding lead wire is coupled to a feeding terminal provided on a substrate via first matching circuit and a second feeding lead wire is coupled to a feeding terminal provided on the substrate via a second matching circuit. Thus, an antenna device which has a high degree of freedom for adjusting characteristics corresponding to a plurality of frequency bands can be realized.02-12-2009
20130127670Automatic Signal, SAR, and HAC Adjustment with Modal Antenna Using Proximity Sensors or Pre-defined Conditions - A modal adaptive antenna system that dynamically samples proximity sensors or other sensors to determine the use case for the wireless device and then adjust the antenna radiating mode to optimize communication link performance. The modal adaptive antenna system is capable of modifying the antenna radiation pattern to improve communication link quality along with near-field parameters such as SAR and HAC. An algorithm and look-up table containing pre-measured electrical parameters to include TRP, TIS, and SAR are developed and integrated with hardware which includes an antenna and active components to dynamically modify the radiation pattern of the antenna as well as proximity sensors and or other sensing devices.05-23-2013
20090091500Variable Dielectric Constant-Based Antenna And Array - An antenna and antenna array are provided. A radiating elements and corresponding feed lines are provided over a variable dielectric constant material sandwiched between two panels. The sandwich may be in the form of an LCD. The dielectric constant in a selected area under the conductive line can be varied to control the phase of the radiating element. The dielectric constant in a selected area under the radiating element can be varied to control the resonance frequency of the radiating element. The dielectric constant in a selected area under the conductive line can be varied to also control the polarization of the radiating element.04-09-2009
20090091499Patch Radiator with Cavity Backed Slot - A patch radiator for use in beamformed or steerable antenna systems which maximizes upper frequency limit and simultaneously minimizes the lower frequency limit, by providing an annular patch configuration in which a central region of the patch element is devoid of material, whereby this central region is of a different shape from the shape of the exterior perimeter of the patch element. One possible configuration of such a patch radiator comprises a square exterior shape, enclosing a central circular region of removed material. In this manner, the upper frequency limit threshold tends to rise as the interior annular perimeter is reduced. Preferably, the exterior and interior perimeters have no interior angles of more than 180°.04-09-2009
20090091498Dual polarization antenna device for creating a dual band function - A dual polarization antenna device for creating a dual band function, includes: a first dielectric body, a patch layer, a first phase difference changing structure, a second dielectric body, a common metal layer, a ground layer, a second phase difference changing structure, a first antenna feed pin, and a second antenna feed pin. The first dielectric body, the patch layer, the first phase difference changing structure, the common metal layer, and the first antenna feed pin are combined together to form an upper polarization antenna structure. The second dielectric body, the common metal layer, the second phase difference changing structure, and the ground layer are combined together to form a lower polarization antenna structure. Therefore, the upper polarization antenna structure and the lower polarization antenna structure are combined to create both the dual polarization and the dual band functions.04-09-2009
20110057846SPATIAL STRUCTURE WITH A TRANSPONDER AND METHOD FOR THE MANUFACTURE THEREOF - A spatial structure having a transponder comprising a planar antenna (03-10-2011
20090278747RFID DEVICE WITH MICROSTRIP ANTENNAS - A Radio Frequency Identification (RFID) device according to one embodiment of the present invention includes a first microstrip antenna comprising a microstrip positioned towards a first side of the device, and a Radio Frequency- (RF-)reflective back plane spaced from the microstrip of the first microstrip antenna; a second microstrip antenna comprising a microstrip positioned farther from the first side of the device than the microstrip of the first microstrip antenna, and an RF-reflective back plane spaced from the microstrip of the second microstrip antenna; and circuitry for receiving signals from the first and second microstrip antennas, wherein the first and second microstrip antennas are each independently coupled to the circuitry.11-12-2009
20100127941WIRELESS SIGNAL ANTENNA - The invention discloses a wireless signal antenna including a substrate, a grounding element, a metal radiator element, a signal transmission line, and a ground connection part. The metal radiator element includes a first radiator unit, a second radiator unit, and a signal feed-in point. The ground connection part is electrically connected to the signal feed-in point and the grounding element. The first radiator unit is disposed on the substrate and bent to include a first radiator part, a second radiator part, and a third radiator part, wherein at least a part of the first radiator unit is disposed along edges of the substrate. The second radiator unit is disposed between the first radiator unit and the grounding element. The signal transmission line includes a signal line and a ground line respectively connected to the signal feed-in point and a layout area of the grounding element. The signal transmission line receives electrical signals from a signal source and then excites the metal radiator element to generate a first frequency band mode and a second frequency band mode.05-27-2010
20100127940ANTENNA DEVICE, RADIO COMMUNICATION EQUIPMENT, SURFACE-MOUNTED ANTENNA, PRINTED CIRCUIT BOARD, AND MANUFACTURING METHOD OF THE SURFACE-MOUNTED ANTENNA AND THE PRINTED CIRCUIT BOARD - An antenna device has a substrate having a power supply line, and a surface-mounted multiple-resonance antenna having a base and a conductor pattern formed on the base and provided on the substrate, wherein the conductor pattern includes two antenna conductor patterns and a plane conductor pattern which connects each of the antenna conductor patterns and the power supply line, the plane conductor pattern 05-27-2010
20110037658MULTI-LAYER THIN FILM INTERNAL ANTENNA, TERMINAL HAVING THE SAME, AND METHOD FOR MANUFACTURING MULTI-LAYER THIN FILM INTERNAL ANTENNA - A multi-layer thin film internal antenna is formed by sequentially sputter depositing a deposition layer and a conductive layer on a substrate. The deposition layer and the conductive layer may be formed using, as target materials, nickel and silver, respectively. A protecting layer may be further sputter deposited on the conductive layer.02-17-2011
20090267841ASSEMBLED FILM ANTENNA STRUCTURE - The present invention provides an assembled film antenna structure. The antenna structure includes a substrate, a feeder and conductive medium. The substrate is provided with a conductive thin-profile antenna body. The antenna body includes a signal connector. One side of the conductive medium is connected with the feeder, and the other side is assembled and positioned securely onto the signal connector of antenna body. An anchor protrudes from one side of the conductive medium, and the anchor is embedded into the antenna body and substrate via hot pressing. Thus, the conductive medium and antenna body can be assembled in a more simple and fast way, generating an improved applicability and industrial efficiency.10-29-2009
20090267840SOLID ANTENNA - A solid antenna positioned on a substrate, includes a feeding portion for feeding electromagnetic signals and a radiating portion for transceiving the electromagnetic signals. The radiating portion includes a first radiator, a second radiator, a third radiator, a fourth radiator, a first connecting section, and a second connecting section. The first radiator and the second radiator are positioned on a first plane, and respectively comprise a first inverted-U-shaped radiating section and a second inverted-U-shaped radiating section. The third U-shaped radiator is positioned on a second plane perpendicular to the first plane. The first connecting section connects the first radiator to the third radiator. The second connecting section connects the second radiator to the third radiator. The fourth radiator is connected to the second radiator. The first connecting section, the second connecting section, and the fourth radiator comprise one radiating section positioned on a third plane.10-29-2009
20090267839FILM ANTENNA ASSEMBLY AND FABRICATION METHOD - The present invention provides a film antenna assembly and a fabrication method thereof. The assembly includes an antenna body, which is a conducting body placed onto the substrate. The antenna body is provided with a signal connector, a feeder, and a conducting medium. One side of the conducting medium is coupled with the feeder, and the other side is located on the signal connector of antenna body. With this combined structure of the feeder, the film antenna assembly could be protected against damage, and the stable electrical connection resolves the coupling issue of the film antenna and feeder for improved applicability and economic efficiency.10-29-2009
20110012791LEFT HANDED BODY, WAVE GUIDE DEVICE AND ANTENNA USING THIS BODY, MANUFACTURING METHOD FOR THIS BODY - This left-handed substance comprises an array of conductive wires positioned relative to one another in such a way as to present a negative permittivity relative to the electromagnetic waves which have an electrical field parallel to the biggest dimension of these wires and are propagated at a frequency below the electrical plasma frequency of the substance, each wire being made out of a conductive magnetic material having negative permeability for a range of frequencies of the electromagnetic waves below the electrical plasma frequency of the substance and when there is no external artificial static magnetic field. Each wire comprises at least one strip, made out of a conductive magnetic material that extends along the greatest dimension of the wire in a plane of the strip and has a thickness at least twice as small as the skin thickness of the conductive magnetic material.01-20-2011
20110012790MULTI-SLOT ANTENNA AND MOBILE DEVICE - A mobile communications device having a patch antenna which has defined therein at least two slots each having two or more parts. The at least two slots may include an L-shaped slot and a C-shaped slot, wherein the slots can be open or closed. The L-shaped slot may be an open-slot projecting into the patch antenna from the edge. Ground and signal connections may be at the edge of the patch on either side of the L-shaped slot. The C-shaped slot may be nested within the L-shaped slot.01-20-2011
20110012789Multi-Band Antenna - A multi-band antenna has a ground portion, a first radiating portion defining opposite first and second ends, a L-shaped radiating portion connected to the second end of the first radiating portion and defining a third end extending towards the ground portion and a fourth end extending towards a direction, a stair-shaped radiating portion located between the ground portion and the L-shaped radiating portion and defining a fifth end connected to the first end of the first radiating portion and a sixth end extending towards the direction, and having at least one bent section, which has at least one bent section, a connecting portion interconnecting the bent section of the fourth radiating portion and the ground portion, and a feeding point arranged at the first end of the first radiating portion.01-20-2011
20110012788Miniature Circularly Polarized Folded Patch Antenna - An antenna system comprising a ground plane, an antenna element folded under itself and operable to transmit and receive circularly polarized signals, an air filled cavity disposed between the ground plane and the antenna element, and a radio frequency module in communication with the antenna element.01-20-2011
20120223864MULTIBAND ANTENNA - A multiband antenna (09-06-2012
20120223863Multiband Antenna - A multiband antenna comprising a substrate having first and second surfaces. A first conductive plate is provided on the first surface and a second conductive plate is provided on the second surface. The second conductive plate at least partially overlaps the first conductive plate in the plane of the substrate. The antenna also comprises a ground plane, wherein the substrate is connected to and is substantially perpendicular to the ground plane, and a feeding port (09-06-2012
20120223862MULTIBAND ANTENNA - A multiband antenna comprising a substrate having first and second surfaces. A first conductive plate located on the first surface comprises a first conductive region couplable to ground by a shorting element, and a second conductive region. The first and second conductive regions are located to define a gap therebetween. The antenna also has a second conductive plate on the substrate's second surface. The second conductive plate is coupled to a signal terminal of a feeding port and positioned to provide capacitance with the first conductive region. The antenna also has a third conductive plate on the substrate's second surface. The third conductive plate is positioned to provide capacitance with the second conductive region, and a connecting conductor configured to electrically couple the third conductive plate to the second conductive region.09-06-2012
20110063172OPTIMIZED CONFORMAL-TO-METER ANTENNAS - A dual-dipole, multi-band conformal antenna for facilitating optimized wireless communications of a utility meter. The antenna includes an antenna backing, the backing adapted to conform to an inside surface of a utility meter and an antenna trace affixed to the antenna backing. The antenna trace is made of a conductive material and includes a symmetric low-band portion and an asymmetric high-band portion.03-17-2011
20130063313ANTENNA DEVICE AND MOBILE PHONE - There is provided an antenna device that includes a substrate, a slot provided in the substrate so that the slot includes a cut opening that is close to an edge of the substrate and the slot includes a crooked portion, a conductor section configured to include a slit in an area of the substrate, the area being sandwiched by the slot in the crooked portion, and an antenna that is placed close to the conductor section and is side by side with a surface of the substrate.03-14-2013
20130063312Monopole Antenna and Electronic Device - A monopole antenna for an electronic device includes a grounding element electrically connected to a ground, a radiating element including a first radiator and a second radiator for transmitting and receiving a wireless signal of a first frequency band, a coupling element electrically connected to the second radiator for transmitting and receiving a wireless signal of a second frequency band, and a feed-in element electrically connected between the second radiator of the radiating element and the grounding element for transmitting the wireless signals of the first frequency band and the second frequency band.03-14-2013
20130063310SYMMETRICAL PARTIALLY COUPLED MICROSTRIP SLOT FEED PATCH ANTENNA ELEMENT - Systems and methods which utilize a symmetrical partially coupled microstrip slot feed patch antenna element configuration to provide highly decoupled dual-polarized wideband patch antenna elements are shown. Embodiments provide a microstrip slot feed configuration in which a slot of a first signal feed is centered with respect to the patch and further provide a microstrip slot feed configuration in which slots of a second signal feed are symmetrically disposed with respect to the center of the patch and at positions near the edges of the patch. The microstrip feed utilized in communicating signals with respect to the slots of the second signal feed is adapted to provide signals of substantially equal amplitude and 180° out of phase with respect to each other according to embodiments. The second signal feed configuration utilized according to embodiments provides partial coupling between the patch and the second signal feed.03-14-2013
20130063311MULTIBAND PRINTED ANTENNA - Provided is a multiband printed antenna for receiving and emitting multiple electromagnetic wave signals of different bands. The multiband printed antenna includes a substrate and a conductive layer formed on a positive surface of the substrate. The conductive layer includes a grounding portion, a plurality of radiating portions controlling different bands and a single feeder point used to transmit electromagnetic wave signals. The multiband printed antenna of the present invention can separately control multiple radiating portions, which have different bands and are together formed on one same substrate, to emit the electromagnetic wave signals at one same feeder point, thereby realizing the object of the single printed antenna controlling multiple bands and greatly reducing the manufacture cost to satisfy the demand of 4G communication industry.03-14-2013
20090243940Feed-point tuned wide band antenna - A wideband chip antenna which is capable of receiving and transmitting signals from an ultra wideband system, where the ultra wideband system comprising a plurality of band groups, and where the response of the antenna can be tuned at the design stage so that a zero in the response of the antenna falls so that its peak is at a particular given frequency, and so that the zero occurs inside an unwanted band group of the ultra wideband system.10-01-2009
20130099978INTERNAL PRINTED ANTENNA - An internal printed antenna is revealed. The internal printed antenna includes a dielectric substrate, a ground plane, a metal loop radiating portion, and a microstrip feed line. The metal loop radiating portion includes a plurality of bends and a gap area is formed between adjacent bends. Two short circuit parts are arranged at the gap area.04-25-2013
20090237309RADIO APPARATUS AND ANTENNA DEVICE INCLUDING ANISOTROPIC DIELECTRIC MATERIAL - A radio apparatus having a printed board and an antenna element is provided. The antenna element is configured to be fed at a feed portion provided in the printed board. The antenna element includes a portion arranged parallel to the printed board. The anisotropic dielectric material is arranged in such a way that a direction of a maximum permittivity value of the anisotropic dielectric material equals a direction of the portion of the antenna element arranged parallel to the printed board. The anisotropic dielectric material is arranged in contact with the portion of the antenna element arranged parallel to the printed board.09-24-2009
20090237308Planar Antenna - An antenna includes first and second radiating elements. The first radiating element is operable in a first frequency range. The second radiating element cooperates with the first radiating element to define a slot therebetween in such a manner that the second radiating element is coupled electromagnetically to the first radiating element. The construction as such permits operation of the second radiating element in a second frequency range different from the first frequency range, and a third frequency range different from the first and second frequency ranges.09-24-2009
20090237307Ultra-Wideband Antenna - An antenna includes first and second radiating elements and a conductive arm. The second radiating element has opposite feeding and grounding end portions, each of which is coupled to a respective one of feeding and grounding end portions of the first radiating element. The conductive arm is coupled to the feeding end portion of the second radiating element.09-24-2009
20090237306COMPACT INTEGRATED MONOPOLE ANTENNAS - A compact integrated monopole antenna is provided, where the antenna can include a bulk semiconducting substrate, an electrically conductive antenna element disposed on said substrate, where the antenna element extending continuously along an antenna element path spanning an antenna length in a first direction. The antenna also can include a plurality of spaced apart electrically conductive grounding elements disposed on the substrate, where a first of the plurality of grounding elements is disposed on a first side of the antenna path along the antenna length and a second of the plurality of grounding elements is disposed on the other side of the antenna path along the antenna length, where the plurality of grounding elements is configured to effectively lengthen the antenna length as compared to a linear ground plane.09-24-2009
20090073050Dual band antenna - A dual band antenna is provided. The dual band antenna includes a radiating element, a grounding element, and a connection element. The radiating element has a first radiating portion and a second radiating portion, wherein the second radiating portion extends from the first radiating portion in a first direction parallel to the grounding element. The connecting element extends in a second direction and is connected between the radiating element and the grounding element, wherein the connecting element has a first end connected to the radiating element and a second end connected to the grounding element with an including angle between 0° and 90°, and a configuration including the connecting element, the radiating element and the grounding element has a Z-like shape.03-19-2009
20090027273WIDE BAND ANTENNA - A wide band antenna mounted to a dielectric element has a first patch, a second patch spaced from the first patch and a ground patch. The first patch has a first portion with a feeding point thereat and a second portion connecting the first portion. The second patch has a third portion and a fourth portion connecting the third portion. The first portion and the second portion of the first patch space from and parallel the third portion and the fourth portion of the second patch respectively. The ground patch is close to the first portion of the first patch and the third portion of the second patch. The first patch obtains a first frequency range. The second patch responses electromagnetic energy from the first patch to obtain a second frequency range. Scope of the first and the second frequency ranges covers portion of ultra wide band communication frequency.01-29-2009
20090009405INTEGRATED CIRCUIT WITH POWER SUPPLY LINE ANTENNA STRUCTURE AND METHODS FOR USE THEREWITH - An integrated circuit includes a plurality of circuits including a plurality of millimeter wave interfaces for communicating data between the plurality of circuits via millimeter wave RF signaling. A power supply line supplies at least one power supply signal to the plurality of circuits. The power supply line includes a plurality of antenna elements to facilitate the communicating of first data between the plurality of circuits via the millimeter wave RF signaling.01-08-2009
20090009403ANTENNA ASSEMBLY WITH CONNECTORS HAVING AN INTERNAL CONDUCTIVE CHANNEL - The present invention provides an antenna with an integral electrical connection to a printed circuit board. The electrical connection is accomplished by providing a connection beam from a conductive layer to the circuit board. The connection beam is provided with a channel extending through the connection beam, such as a channel through the geometric center of the beam, and the channel is plated. The connection beam terminates with a contact point. The beam is deflectable to provide contact force.01-08-2009
20090009402ANTENNA ELEMENT AND SEMICONDUCTOR DEVICE - An antenna element includes: a radio transceiver that transmits and receives a radio wave; a signal input pad; a ground layer; an antenna that has a connection portion for electrically connecting the radio transceiver to the ground layer and the signal input pad; a silicon substrate on which the antenna is formed; and an insulating film for electrically insulating the silicon substrate from the antenna. The radio transceiver is disposed on a first surface of the silicon substrate with the insulating film interposed therebetween. The ground layer and the signal input pad are disposed on a second surface of the silicon substrate opposite to the first surface thereof with the insulating film interposed therebetween. The connection portion is disposed to penetrate the silicon substrate.01-08-2009
20090009401Antenna device having no less than two antenna elements - An antenna device provided in a radio apparatus having a printed circuit board includes a first antenna element and a second antenna element. The first antenna element is configured to be fed and grounded at a first feed portion and at a first short-circuit portion both on the printed circuit board, respectively. The second antenna element is configured to be fed and grounded at a second feed portion and at a second short-circuit portion both on the printed circuit board, respectively. The second feed portion is located farther from the first feed portion than from the first short-circuit portion, farther than the first short-circuit portion is from the first feed portion, farther from the first short-circuit portion than from the second short-circuit portion, and farther than the second short-circuit portion is from the first short-circuit portion.01-08-2009
20090009400MINIATURIZED MULTIPLE INPUT MULTIPLE OUTPUT (MIMO) ANTENNA - A miniaturized multiple input multiple output (MIMO) antenna includes a first antenna element disposed in a first side of a substrate in a round form; a second antenna element in a round form symmetrically with the first antenna element and disposed in the first side of the substrate; and a ground disposed in a second side of the substrate. The first antenna element and the second antenna element are disposed such that electro magnetic waves resonating in the first antenna element and the second antenna element are orthogonally polarized. Accordingly, the antenna size can be reduced. The miniaturized antenna facilitates the component design in the small terminal.01-08-2009
20090009399Antenna Array Feed Line Structures For Millimeter Wave Applications - Improved feed line networks for antenna arrays operating at millimeter wave frequencies are provided for constructing planar antenna arrays printed on the surface of a dielectric substrate. A planar antenna array includes an array of planar radiator elements interconnected through a feed line network of planar coplanar transmission lines that enable high-efficiency operation, at millimeter wave operating frequencies. For example, a feed network may be formed with a network of coplanar strip line transmission lines including one or more coplanar strip line (CPS) and one or more coplanar waveguide (CPW) transmission line, which are interconnected using balun structures, to enable high efficiency operation at millimeter wave frequencies.01-08-2009
20090002240ANTENNA STRUCTURES HAVING ADJUSTABLE RADIATION CHARACTERISTICS - The radiation properties and wave guiding properties of frequency selective surfaces are used in conjunction with closely spaced antenna elements to fabricate antenna structures having adjustable radiation characteristics. The direction, magnitude, and polarization of radiation patterns for such antenna structures can be adjusted by varying the texture or patterning of layers of conducting material forming the frequency selective surfaces. The invention enables the fabrication of low profile antenna structures that can easily be conformed or integrated into complex surfaces without sacrificing antenna performance.01-01-2009
20120112968BRANCHED MULTIPORT ANTENNAS - There is disclosed a module for an antenna system, the module comprising a dielectric support and a branched electrically conductive pathway formed on or in the support. The pathway comprises at least three arms each having a proximal and a distal end, the proximal ends being joined together or each connected to at least one other of the at least three arms, and the distal ends being separate from each other and configured as terminals. The modules may be configured as chip antennas. A plurality of antenna modules can connected together in order to create antenna systems with particular desired characteristics.05-10-2012
20120112967DUAL FIN ANTENNA - The invention relates to a broadband antenna, including: a floorplan (P05-10-2012
20120112966WIDE BAND ANTENNA - An object of the invention is to provide a small antenna which can cope with a wide band as well as has radiation characteristics stable in the wide band.05-10-2012
20120112965BROADBAND ANTENNA - A broadband antenna includes a substrate, a radiator element disposed on a first surface of the substrate, a grounding element, a conductor element, a conductor arm, and a conductor piece disposed on a second surface of the substrate. The conductor element is provided with a feed point. The conductor element interconnects the radiator element and the grounding element and includes a first conductor section, a second conductor section, and a third conductor section interconnecting the first conductor section and the second conductor section. The third conductor section includes a first part, and a second part connected between the first part and the second conductor section. The first conductor section configures the radiator element into a first radiator portion and a second radiator portion. The conductor piece is conductively coupled to the radiator element and overlaps with projections of the first radiator portion, the first conductor section, the first part, and the conductor arm onto the second surface.05-10-2012
20120112964DUAL FREQUENCY BAND COMMUNICATION ANTENNA ASSEMBLY HAVING AN INVERTED F RADIATING ELEMENT - A dual frequency band antenna has a first section with a dielectric material separating parallel first and second conductive layers. An electrical shunt extends between the first and second electrically conductive layers. A second section includes an inverted F element electrically connected to the second electrically conductive layer. A transmission medium carries signals between the antenna assembly and a communication circuit and has a first electrical conductor connected to the first electrically conductive layer and a second electrical conductor connected to the inverted F element.05-10-2012
20120235867META-MATERIAL MIMO ANTENNA - A meta-material MIMO antenna is disclosed, wherein the meta-material MIMO antenna includes a substrate; a first top radiator formed at one side of top surface of the substrate, and including an inner radiator and an outer radiator discrete from the inner radiator to encompass the inner radiator from outside; a second top radiator symmetrically formed against the first top radiator and formed on the other side of the top surface of the substrate; a first bottom radiator electrically connected to the first top radiator and formed on one side of bottom surface of the substrate; a second bottom radiator symmetrically formed against the first bottom radiator and formed on the other side of the bottom surface of the substrate; and a coupler remover interposed between the first and second bottom radiators, whereby the antenna can be miniaturized to enhance a high isolation.09-20-2012
20130162482WIRELESS CHIP - The invention provides a wireless chip which can secure the safety of consumers while being small in size, favorable in communication property, and inexpensive, and the invention also provides an application thereof. Further, the invention provides a wireless chip which can be recycled after being used for managing the manufacture, circulation, and retail.06-27-2013
20130162483ANTENNA ASSEMBLY, METHOD OF MANUFACTURING ANTENNA ASSEMBLY AND MOBILE TERMINAL HAVING ANTENNA ASSEMBLY - An antenna assembly may include a carrier and an antenna located on the carrier to transmit a frequency in a specific RF band. The antenna may include a first pattern and a second pattern formed separately from the first pattern and coupled to the first pattern. The antenna may be configured by combining the second pattern formed separately from the first pattern with the first pattern, and thus the antenna may have various frequency bands.06-27-2013
20130207846MOBILE DEVICE AND MANUFACTURING METHOD THEREOF - A mobile device includes a substrate, a ground element, and a radiation branch. The ground element includes a ground branch, wherein an edge of the ground element has a notch extending into the interior of the ground element so as to form a slot region, and the ground branch partially surrounds the slot region. The radiation branch is substantially inside the slot region, and is coupled to the ground branch of the ground element. The ground branch and the radiation branch form an antenna structure.08-15-2013
20090256752RADIO FREQUENCY (RF) INTEGRATED CIRCUIT (IC) PACKAGES WITH INTEGRATED APERTURE-COUPLED PATCH ANTENNA(S) IN RING AND/OR OFFSET CAVITIES - A radio-frequency integrated circuit chip package has N integrated aperture-coupled patch antennas, N being at least two, and includes N generally planar patches, and at least one generally planar ground plane spaced inwardly from the N generally planar patches and substantially parallel thereto. The ground plane is formed with at least N coupling aperture slots therein, and the slots are substantially opposed to the patches. N feed lines are spaced inwardly from the ground plane and substantially parallel thereto, and at least one radio frequency chip is spaced inwardly from the feed lines and coupled to the feed lines and the ground plane. A first substrate layer is spaced inwardly from the feed lines, and is formed with a chip-receiving cavity, with the chip located in the chip-receiving cavity. A second substrate layer is interposed in a region between the ground plane and a plane defined by the patch, the patch is formed in a first metal layer, the ground plane is formed in a second metal layer, and the second substrate layer defines an antenna cavity in which the N generally planar patches are located. “Island” and “offset” configurations, as well as fabrication methods, are also disclosed.10-15-2009
20110043411MULTIPLE ANTENNA COMMUNICATION APPARATUS - A multiple antenna communication apparatus includes a printed circuit board having multiple layers and two antenna devices. The two antenna devices are disposed on antenna regions of the printed circuit board, and each antenna device comprises a ground terminal. Each ground terminal is coupled to a conductor on a different layer of the printed circuit board. The antenna regions on which the two antenna devices are disposed do not contain any main ground via.02-24-2011
20090051599High-directional wide-bandwidth antenna - A high-directional wide-bandwidth antenna is disclosed. The high-directional wide-bandwidth antenna includes a first element, a first radiating body, a second radiating body, a third radiating body, and a fourth radiating body. The first element has a first feeding point, wherein its equivalent reactance is inductive. One end of the first radiating body is connected to the first element and the other end of the first radiating body is a coupling surface. The second radiating body has a second feeding point and is extended through the second feeding point to the coupling surface so that the energy is transferred between the first radiating body and the second radiating body through the coupling surface. The first resonant frequency is attained by the first radiating body and the second radiating body, and the second resonant frequency is attained by the third radiating body and the fourth radiating body.02-26-2009
20100214174ANTENNA AND WIRELESS COMMUNICATION APPARATUS - The present invention provides an antenna that is small in size and has band frequencies corresponding to multibands, and a wireless communication apparatus including the antenna. The antenna according to the present invention has two radiation elements 08-26-2010
20120032857MOBILE WIRELESS DEVICE WITH MULTI-BAND LOOP ANTENNA AND RELATED METHODS - A mobile wireless communications device may include a portable housing, a printed circuit board (PCB) carried by the portable housing, and wireless transceiver circuitry carried by the PCB. The mobile wireless communications device also may include an antenna coupled to the wireless transceiver circuitry. The antenna may include a loop conductor, a first conductor body coupled to the loop conductor and extending into the interior thereof to define a first slotted opening with adjacent portions of the loop conductor, and a second conductor body coupled to the loop conductor and extending into the interior thereof to define a second slotted opening with adjacent portions of the loop conductor. The antenna may further include a conductor arm coupled to the loop conductor and extending outwardly therefrom. The first and second conductor bodies may be spaced apart to define a third slotted opening therebetween.02-09-2012
20120032856PLANAR ANTENNA - A planar antenna includes a grounding part, a first radiator arm and a second radiator arm. The first radiator arm is spaced apart from the grounding part, and includes a first coupling section and a feed-in end. The second radiator arm includes an extension section and a second coupling section. The extension section has one end connected to the grounding part, and further has another end connected to the second coupling section. The first coupling section extends in a first direction substantially perpendicular to a second direction in which the second coupling section extends. The first coupling section is spaced apart from the second coupling section such that signals transmitted through the first coupling section may be coupled to the second coupling section.02-09-2012
20110279326WIRELESS IC DEVICE - A wireless IC device includes a substantially rectangular parallelepiped dielectric body, a metal pattern that is provided on the surface of the dielectric body via a film and functions as a radiator, and a wireless IC element coupled to feeding portions of the metal pattern. The dielectric body has a laminated structure including a folded flexible dielectric layer. Surfaces of the dielectric layer which face each other after the dielectric layer has been folded are non-bonded surfaces.11-17-2011
20110279327PLANAR INVERTED-F ANTENNA - A low profile Planar Inverted-F Antenna (PIFA) comprises a radiating strip, an inductive tuning portion, a vertical feed portion, and a retracted ground plane. The radiating strip is approximately parallel to the ground plane and is suspended above the ground plane by the feed element at a certain distance. Further, the radiating strip, in part or entirely, overhangs the ground plane. In this way, the radiating strip may be suspended very close to the ground plane, but yet exhibits a large bandwidth.11-17-2011
20090066581IC HAVING IN-TRACE ANTENNA ELEMENTS - An integrated circuit includes a circuit block, a millimeter wave (MMW) front-end, and a connection module. The connection module includes first and second frequency dependent impedance modules and first and second trace sections. The first trace section provides an antenna segment for the MMW front-end and the series combination of the first and second frequency dependent impedance modules and the first and second trace sections provides a connection for the circuit block.03-12-2009
20100171666MICROSTRIP ARRAY ANTENNA - The present invention provides, as one aspect, a microstrip array antenna including a dielectric substrate, on a back face of which a conductive grounding plate is formed, and a strip conductor formed on the dielectric substrate. The strip conductor comprises a feeding strip line which extends in an extension direction, and at least two radiation antenna elements. At least one of the antenna elements is connected with one side of the strip line, and at least one of the antenna elements is connected with the other side of the strip line. The longitudinal directions of the antenna elements are parallel to each other and are at an angle of other than 90° with respect to the extension direction. The strip line has a bending shape and fully extends in the extension direction so that the antenna elements are connected with the strip line at the same angle.07-08-2010
20100171664DUAL-BAND ANTENNA - A dual-band antenna has a feeding portion including a first feeding portion and a second feeding portion extending perpendicularly from a top of the first feeding portion. A first high-frequency portion spaced away from the second feeding portion extends upwards from the first feeding portion, and a second high-frequency portion extends perpendicularly from the first high-frequency portion and located at a same side with respect to the first feeding portion as the second feeding portion. A first low-frequency portion located at a same side with respect to the first feeding portion as the second high-frequency portion extends perpendicularly from an end of the first feeding portion. A second low-frequency portion extends upwards from the first low-frequency portion. A third low-frequency portion extends back to the first low-frequency portion from the second low-frequency portion. A grounding portion connected with the feeding portion by a connecting portion faces the low-frequency radiator.07-08-2010
20100045535FLAT ANTENNA DEVICE - A flat antenna device is proposed, including a substrate having a first surface and a second surface, a first. antenna module disposed on the first surface and having a first coupling unit, and a second antenna module disposed on the second surface and having a second coupling unit. The first and second coupling units are parallel and coupled to one another so as to constitute a transmission line structure, allowing signals passing through the first coupling unit to be coupled and fed into the second coupling unit such that a first resonant signal and a second resonant signal of approximately 910 MHz and 1710 MHz are generated through the transmission line structure and a hook-shaped radiation unit of the second antenna module and a third resonant signal of approximately 2400 MHz is generated through an open electromagnetic coupling groove formed in the second module, thereby providing a compact and low-cost flat antenna device for use with six commonly used frequency bands of GSM, GPS, DCS, PCS, UMTS and WLAN IEEE-802.11b/g/n.02-25-2010
20090102722INVERTED F-TYPE ANTENNA - An inverted F-type antenna, the antenna mainly comprises a low-frequency radiation arm, a high-frequency radiation arm and a main signal line; an end of the high-frequency radiation arm is connected to a grounding line, and the main signal line is extended upwards from the high-frequency radiation arm, a single signal feed-in point is provided at a connecting area of the main signal line with the high-frequency radiation arm. By forming a loop between the grounding line and the feed-in point, the antenna can provide a high frequency effect.04-23-2009
20110095948THREE-DIMENSIONAL ANTENNA STRUCTURE - A three-dimensional antenna structure includes first and second antenna components and a via. The first antenna component is on a first layer of a substrate and the second antenna component is on a second layer of a substrate. The via couples the first antenna component to the second antenna component, wherein the first antenna overlaps, from a radial perspective, the second antenna component by an angle of overlap.04-28-2011
20090051598COMPACT MICROSTRIP PATCH ANTENNA - A microstrip patch antenna includes a plurality of radially extending perturbations about the perimeter of the patch. The flow of electromagnetic current progressing along the perimeter of the patch is perturbed and results in an effective electromagnetic diameter substantially greater than the actual physical diameter of the patch.02-26-2009
20090309795Antenna Arrangement - An antenna arrangement comprising including a first antenna element having one or more surfaces; and a laminate attenuator, positioned adjacent a portion of at least one surface of the first antenna element, wherein the laminate attenuator is arranged or attenuating predetermined radio frequency electromagnetic waves.12-17-2009
20110279328MOBILE WIRELESS COMMUNICATIONS DEVICE INCLUDING ELECTRICALLY CONDUCTIVE, ELECTRICALLY FLOATING BEAM SHAPING ELEMENTS AND RELATED METHODS - A mobile wireless communications device may include a portable housing, a printed circuit board (PCB) carried within the portable housing, wireless transceiver circuitry carried by the PCB within the portable housing, and an antenna carried by the PCB within the portable housing and connected to the wireless transceiver circuitry. The device may further include a first pair of electrically floating, electrically conductive, spaced apart, antenna beam shaping elements adjacent the antenna and spaced apart therefrom. A second pair of electrically floating, electrically conductive, spaced apart, antenna beam shaping elements may be adjacent the antenna and spaced apart therefrom. The first pair of antenna beam shaping elements may be positioned in an offset relationship relative to the second pair of antenna beam shaping elements.11-17-2011
20110298666MIMO ANTENNA HAVING PARASITIC ELEMENTS - A Multiple-Input Multiple-Output (MIMO) antenna having parasitic elements is provided. The MIMO antenna includes a plurality of antenna elements, a plurality of parasitic elements, and a bridge. The plurality of antenna elements is symmetrically disposed on one side surface of a board while maintaining a predetermined distance therebetween. The plurality of parasitic elements is disposed on the other side surface of the board in a one-to-one correspondence with the plurality of antenna elements. The bridge is formed of a metal pattern line, and is configured to connect the plurality of parasitic elements to each other.12-08-2011
20090140930Patch Antenna with Capacitive Elements - Disclosed is a micropatch antenna comprising a radiating element and a ground plane separated by an air gap. Small size, light weight, wide bandwidth, and wide directional pattern are achieved without the introduction of a high-permittivity dielectric substrate. Capacitive elements are configured along the perimeter of at least one of the radiating element and ground plane. Capacitive elements may comprise extended continuous structures or a series of localized structures. The geometry of the radiating element, ground plane, and capacitive elements may be varied to suit specific applications, such as linearly-polarized or circularly-polarized electromagnetic radiation.06-04-2009
20110285594SUPPER-BROADBAND ANTENNA STRUCTURE - A supper-broadband antenna structure designed with a specific coplanar waveguide (CPW) mode to make its covering range of frequency be in a range of about 300 MHz˜9 GHz., of which the covering range of frequency is in a range of 300 MHz˜9 GHz having a rational efficiency of above 40% within the range of frequency band, and the return loss is better than the value −5 dB. The structure of a single supper-broadband antenna designed according to the present invention can be applied to many usages easily and accurately, e.g., for checking chamber stability, chamber to chamber verification etc.11-24-2011
20110298667Method of Operating A Patch Antenna In A Single Higher Order Mode - The invention provides a method of operating a patch antenna having a radiating element. The radiating patch is excited and generates a circularly polarized radiation beam solely in a single higher order mode at a desired frequency. This allows for the radiating element to have a small surface area with the radiating beam tilted away from an axis perpendicular to the radiating element. Thus, the patch antenna provides a relatively small footprint and excellent RF signal reception from SDARS satellites at low elevation angles.12-08-2011
20110298665Array antenna device - An array antenna device includes a substrate, an antenna member having a number of antenna elements and having a number of connecting lines connected between the antenna elements for forming an integral structure, and a number of connecting elements coupling and securing the antenna member to the substrate for forming a spacing gap between the antenna member and the substrate, and for allowing the antenna member to be easily and quickly attached or secured to the substrate and to be easily and quickly assembled and manufactured by the workers and for allowing the manufacturing cost for the array antenna device to be suitably decreased.12-08-2011
20100271266MINIATURE WIRE ANTENNA - A miniature wire antenna includes N rectangular metal plates located at a first layer of a PCB, a tunable metal plate located at the first layer of the PCB and N serpent lines located at a second layer of the PCB. The positions of the N serpent lines correspond to the positions of the rectangular metal plates. A first end of each of the serpent lines is connected to the corresponding rectangular metal plate, and a second end of each of the serpent lines is connected to the next rectangular metal plate. A first end of the last serpent line is connected to the corresponding rectangular metal plate, and a second end of the last serpent line is connected to the tunable metal plate.10-28-2010
20120098706Antenna Module and Antenna Unit Thereof - An antenna unit is provided. The antenna unit includes a first substrate, a first conductive layer, a second conductive layer, a plurality of conductive vias, a feed conductor and a patch. The first substrate includes a first surface and a second surface, wherein the first surface is opposite to the second surface. The first conductive layer is disposed on the first surface. The second conductive layer is disposed on the second surface, wherein an opening is formed on the second conductive layer, and the opening has an opening edge. The conductive vias are formed in the first substrate and connect the first conductive layer to the second conductive layer, wherein the conductive vias surround the opening to define a cavity. The feed conductor extends above the opening to feed a wireless signal to the antenna unit. The patch is disposed above the opening and is separated from the feed conductor.04-26-2012
20110291894MULTIPLE-ELEMENT ANTENNA WITH FLOATING ANTENNA ELEMENT - A multiple-element antenna for a wireless communication device is provided. The antenna comprises a first antenna element having a first operating frequency band and a floating antenna element positioned adjacent the first antenna element to electromagnetically couple to the first antenna element. The floating antenna element is configured to operate in conjunction with the first antenna element within a second operating frequency band. A feeding port connected to the first antenna element connects the first antenna element to communications circuitry and exchanges communication signals in both the first operating frequency band and the second operating frequency band between the multiple-element antenna and the communications circuitry. In a wireless mobile communication device having a transceiver and a receiver, the feeding port is connected to both the transceiver and the receiver.12-01-2011
20090289853Omni-directional, multi-polarity, low profile planar antenna - An omni-directional, multi-polarity, low profile planar antenna for receiving high definition television signals includes a dielectric substrate having a first side and a second side on which are respectively formed first and second conductive patterns. Each conductive pattern includes segments functioning as antenna elements which are arranged to form a first modified H-shaped pattern on the first side of the dielectric substrate, and a second modified H-shaped pattern on the second side of the dielectric substrate which is disposed substantially ninety degrees with respect to the first modified H-shaped pattern. Each of the H-shaped patterns includes an extended S-shaped segment.11-26-2009
20110133993ANTENNA DEVICE - A radiation electrode 06-09-2011
20090295642HIGH GAIN MULTIPLE POLARIZATION ANTENNA ASSEMBLY - An antenna assembly is provided for receiving and transmitting radio frequency signals in a range around a characteristic wavelength. A first radiative element, has a first end and a second end and is made from an electrically conductive material. The first end of the first radiative element is electrically connected to an antenna feed at an apex point and at least a portion of the first radiative element is disposed outwardly away from the apex point at an acute angle relative to, and on a first side of, an imaginary plane intersecting the apex point. A second radiative element has a first end and a second end and is comprised of an electrically conductive material. The first end of the first radiative element is electrically connected to the antenna feed and the first radiative element at the apex point. At least a portion of the second radiative element extends in a direction substantially perpendicular to the imaginary plane. The antenna assembly further includes an electrically conductive ground reference.12-03-2009
20130214977ANTENNA DEVICE FOR CIRCUIT BOARD - An antenna device is provided. The antenna device includes a circuit board including a first side configured with a transmission unit, and a second side opposite to the first side; a main radiator disposed at the first side, electrically connected to the transmission unit, and having a major axis direction; a first parasitical radiator adjacent to the main radiator, and coaxially disposed in the major axis direction at the first side; and a second parasitical radiator coaxially disposed in the major axis direction at the second side.08-22-2013
20080309560Antenna with thermally transferred element - An antenna includes an element that is made by thermally bonding a patterned conductive layer to a dielectric sheet. The antenna can be redesigned easily for prototype or low volume production yet the invention is suitable for volume production as well. The antenna, or an element thereof, can be made from a xerographic print using toner as an adhesive.12-18-2008
20080309561ANTENNA PATCH ARRAYS INTEGRALLY FORMED WITH A NETWORK THEREOF - An antenna has a plurality of metallic patches and a feed network both being spaced apart from a ground plate at different levels to obtain better radiation pattern and gain effects. Each of the metallic patches has a body with an outer edge from which an inclined wing extends upwardly and outwardly. Furthermore, the metallic patches and the feed network are integrally formed by bending a single piece of metal plate, thus the antenna improves the design flexibility and also simplifies the production process.12-18-2008
20100033380Multi-Band Low Profile Antenna With Low Band Differential Mode - An antenna assembly includes a ground plane and an element coupled to the ground plane. The element has a center point, a first element portion extending away from the center point on a first side of the center point for a first distance in a first direction, bending at a first approximately 180 degree bend, extending towards the center point for a second distance in a second direction, bending at a second approximately 180 degree bend, and extending away from the center point for a third distance in the first direction. The element also has a second element portion provided on a second side of the center point opposite the first element portion on the first side of the center point, the second element portion being substantially a mirror image of the first element portion. The element also includes a ground leg located on the first side of the center point a first distance from the center point, extending substantially perpendicular to the first and second element portions, and coupling the element to the ground plane and a feed leg located on the second side of the center point a second distance from the center point, the feed leg extending substantially parallel to the ground leg.02-11-2010
20100033382CIRCULARLY POLARIZED ANTENNA - A circularly polarized antenna includes a substrate, a signal transmission unit, a radiation electrode and a ground electrode. The substrate is made of a dielectric material and has a through hole through both a first surface and a second surface of the substrate. The signal transmission unit goes through the through hole. The radiation electrode is disposed on the first surface of the substrate. The ground electrode is disposed on the second surface of the substrate. In addition, the radiation electrode comprises a central electrode and a plurality of peripheral electrodes. The peripheral electrodes extend from the central electrode.02-11-2010
20090295643Multiple Feedpoint Antenna - An antenna unit includes one or more antenna circuits coupled to one or more antenna structures. Each antenna structure includes a first feed point and a second feed point to receive signals from a transceiver unit or transmit signals to the transceiver unit. The first feed point of each antenna structure is configured to maximize coupling into an associated antenna structure at a first frequency band and the second feed point of each antenna structure is configured to maximize coupling into an associated antenna structure at a second frequency band. Each antenna structure has a slot that separates each antenna structure into a first patch associated with the first feed point and the first frequency band and a second patch associated with the second feed point and the second frequency band. Each antenna circuit is operatively coupled to the transceiver unit without an intervening multiplexing functionality or circuitry.12-03-2009
20110215970HIGH-FREQUENCY PACKAGE - Certain embodiments provide a high-frequency package comprising: a conductive member to have a cut portion; a package to have a high-frequency device; a signal lead drawn from the package and is connected with the high-frequency device; a substrate to have a microstrip line comprising a microstrip line pattern in contact with the signal lead, a dielectric and an earth conductor; and a ground lead provided in the cut portion and directly below the signal lead, to contact the earth conductor and hold the substrate in cooperation with the signal lead.09-08-2011
20080291091DUAL BAND ANTENNA - A dual band antenna has a ground portion, a first radiating conductor spaced from one side of the ground portion, a second radiating conductor connected between one end of the first radiating conductor and the ground portion, a third radiating conductor connected on the other end of the first radiating conductor, a fourth radiating conductor extended from the third radiating conductor, a parasitic element arranged to close to the second radiating conductor and connected to the ground portion and a feeding cable connected to the free end of the third radiating conductor. When the dual band antenna operates, the first, second and third radiating conductors obtain a first wireless location area network bandwidth covering 2.4 GHz to 2.5 GHz, and the third radiating conductor, the fourth radiating conductor and the parasitic element obtain a second wireless location area network bandwidth covering 4.9 GHz to 5.87 GHz.11-27-2008
20090189815ANTENNA DEVICE AND RADIO APPARATUS OPERABLE IN MULTIPLE FREQUENCY BANDS - An antenna device usable in a radio apparatus including a printed board includes a ground conductor of the printed board, a first partial element, a second partial element and a parasitic element. The first partial element is shaped into an area having a first side facing a side of the ground conductor and a second side directed to cross the side of the ground conductor, and is provided with a feed portion around a first end of the first side being closer to the second side. The second partial element branches off from the first partial element around one of two ends of the second side being farther from the feed portion, and is directed almost against a direction from the feed portion to a second end of the first side being farther from the second side. The parasitic element has an end grounded around the second end.07-30-2009
20100001907Compact planar antenna assembly - An antenna assembly includes a substrate having a feed line, and an antenna device having two inner radiators electrically coupled to the feed line and disposed at a distance from each other, and two outer radiators electrically coupled to the middle portions of the inner radiators for decreasing the dimension of the antenna assembly and for increasing the gain of the antenna assembly, the inner radiators each include an antenna segment disposed at a distance parallel to the inner radiators and disposed on an outer portion of the inner radiators, the inner radiators are electrically coupled to the outer radiators with a coupling element which includes either a zigzag shape or a wave-shaped structure.01-07-2010
20120139796MULTI BAND ANTENNA WITH MULTI LAYERS - A multi-layer multi band antenna is provided. Because the antenna carrier has a structure stacked in a plurality of layers having different dielectric constants, the antenna maintains a small size yet has an improved radiation performance in a desired bandwidth.06-07-2012
20090040113ANTENNA MODULE - An antenna module is provided. The antenna module comprises a first radiation conductor, a second radiation conductor, a short-circuit element (s/c element), a ground plane, a feed-in cable and a spurious radiation conductor. One terminal of the second radiation conductor is near the first radiation conductor with a gap. One terminal of the s/c element is connected to the second radiation conductor and the other side of the s/c element is connected to the ground plane. The feed-in cable comprises a centre conductor and an external conductor, wherein the centre conductor is connected to the first radiation conductor and the external conductor is connected to the ground plane. The spurious radiation conductor is connected to the second radiation conductor. The second radiation conductor comprises a spurious radiation plate, a first radiation piece and a second radiation piece within the two sides of the second radiation conductor. The first radiation piece and a second radiation piece are in parallel and a gap is conducted between the first radiation piece and the second radiation piece.02-12-2009
20090153403CIRCULARLY-POLARIZED DIELECTRIC RESONATOR ANTENNA - The present invention relates to a circularly-polarized dielectric resonator antenna (DRA). The antenna comprises a substrate, a Wilkinson power divider, a phase shifter, a ground plane and a dielectric resonator, wherein the phase shifter is connected to the Wilkinson power divider. Besides, the dielectric resonator is disposed on the ground plane, and includes a dielectric main body and a well disposed above the substrate. Additionally, the antenna is adopted to increase the linear radiation bandwidth by utilizing the well, and transceives a circularly-polarized electromagnetic wave by utilizing the Wilkinson power divider. Consequently, the circularly-polarized dielectric resonator antenna can be applied in the fields of satellite communication, Worldwide Interoperability for Microwave Access (WiMAX), and wireless communication.06-18-2009
20090146884INTEGRATED ANTENNA FOR WORLDWIDE INTEROPERABILITY FOR MICROWAVE ACCESS (WIMAX) AND WLAN - The invention relates to an integrated antenna for worldwide interoperability for microwave access (WiMax) and wireless local area network (WLAN), which comprises a substrate, a grounding metal strip, a first radiating metal strip, and a second radiating metal strip. The first radiating metal strip is disposed on the substrate and is not connected to the grounding metal strip. The first radiating metal strip has a first portion and a second portion on two ends thereof. The first portion and the second portion are used to induce a first resonance mode and a second resonance mode, respectively. The second radiating metal strip is disposed on the substrate and is connected to the grounding metal strip. The second radiating metal strip is not connected to the first radiating metal strip. The second radiating metal strip is coupled to the first radiating metal strip to induce a third resonance mode. Therefore, the integrated antenna of the present invention is adapted to the frequencies of WiMax and WLAN.06-11-2009
20100052992Sheet Member for Improving Communication, and Antenna Device and Electronic Information Transmitting Apparatus Provided Therewith - In one embodiment of the present invention, a conductive pattern portion formed in a pattern layer functions as an antenna, and, when electromagnetic waves at a predetermined frequency arrive, resonance occurs, and an electromagnetic wave of a specific frequency is introduced into a sheet member. As to the sheet member having the pattern layer, even in a small and thin sheet member, the phase of reflected waves from the reflection area can be adjusted, and thus an area having high electric field intensity due to interference between reflected waves from the reflection area and arriving electromagnetic waves can be set in the vicinity of the antenna element. When the sheet member is disposed between an antenna element and a communication jamming member, an electromagnetic field is generated around the conductive pattern portion, and an electromagnetic energy is supplied from the conductive pattern portion to the antenna element, and therefore receiving power of the antenna element can be increased. Accordingly, wireless communication can be suitably performed.03-04-2010
20090146883WIDEBAND PATCH ANTENNA - A patch antenna has a ground plane and a planar antenna plate that are parallel to and from each other. A pair of planar feed plates have feed edges electrically contacting a surface of the antenna plate to couple electromagnetic energy into and/or out of the antenna plate.06-11-2009
20090027274PLANER ANTENNA FOR RECEIVING DIGITAL TELEVISION PROGRAMS - A planer antenna for receiving digital television programs is conductive and formed on a printed circuit board and has a body and an interface. The body is formed on the printed circuit board to receive an electromagnetic wave signal of television programs in a frequency range from around 470 MHz to around 860 MHz and has a longitudinal line of symmetry along which a series of shapes is formed starting with a trapezoid segment, then an hexagon segment and then a diamond segment and has a feeding port. The interface is rectangular, conductive and formed on the circuit board corresponding to the feeding port and connected electrically to the body at the feeding port. The interface has an output port formed on the interface for connecting to and transmitting signals to a television.01-29-2009
20090015486CHIP ANTENNA AND MOBILE-COMMUNICATION TERMINAL HAVING THE SAME - There are provided a chip antenna and a mobile telecommunication terminal having the chip antenna. The chip antenna includes: a dielectric block having opposing top and bottom surfaces and a plurality of side surfaces connecting the top and bottom surfaces; a first conductive pattern formed on at least one of the surfaces of the dielectric block and connected to an external feeding part; a second conductive pattern formed on at least one of the surfaces of the dielectric block to connect to the first conductive pattern, and having one end connected to an external ground part; and a third conductive pattern formed on at least one of the surfaces of the dielectric block, and spaced apart from the first and second conductive patterns to be capacitively coupled to the first and second conductive patterns, respectively, the third conductive pattern having a lower end connected to the external ground part.01-15-2009
20080284653Wide Band Antenna Common to a Plurality of Frequencies - An antenna common to a plurality of frequencies in which a wide band of a UWB system can be covered while suppressing interference with other systems. The antenna comprises a plurality of element part conductors, coupling conductors for coupling them electrically, and a feeder for coupling one element part conductor electrically with a feeder part capable of feeding to that element part conductor, wherein respective element part conductors are concatenated sequentially by the coupling conductors. The element part conductor has a shape substantially symmetric to a line connecting the coupling conductors or the parts coupled with the feeder. Each coupling conductor is arranged substantially linearly and the plane part of each planar conductor is arranged substantially vertically.11-20-2008
20080278381Antenna - An antenna includes a base plate, a grounding component, a feed-in conductor, a first controlling unit and a second controlling unit. The base plate includes a first surface and a second surface. The grounding component is provided on the first surface and includes a first part, a second part and a notch formed between the first part and the second part. The feed-in conductor is provided on the second surface and includes a first conducting part. The first conducting part extends across the notch, and is coupled to the first part. The first controlling unit is provided on the second surface and includes a first wire. The first wire extends across the notch, and is coupled to the first part. The second controlling unit is provided on the second surface and includes a second wire. The second wire extends across the notch, and is coupled to the first part.11-13-2008
20080266179ELECTRICAL CONNECTION ELEMENTS PROVIDED IN THE AMC STRUCTURE OF AN ANTENNA ARRANGEMENT - A portable communication device comprises an antenna arrangement having a radiating antenna element and a grounding layer comprising an AMC material structure facing the radiating antenna element. The AMC material structure includes at least one layer of patches connected to a smooth conducting layer using conducting vias and electrical connection elements that selectively interconnect patches in a layer with other elements of the AMC structure. In this way a low profile antenna arrangement is provided that allows the coverage of a broad frequency band and/or directivity.10-30-2008
20080266184Antenna Device - A hinge portion is formed on the base portion. An antenna portion is attached to the hinge portion so as to be pivotable thereabout. The hinge portion includes a hinge base having a first shaft formed on one end thereof, a second shaft formed on the other end thereof, and a first protrusion formed on an outer periphery of the second shaft, and a hinge bush rotatably mounted on the first shaft and engaged with the antenna portion. The antenna portion is formed with a hole surrounding the outer periphery of the second shaft. A projection is formed on an inner periphery of the hole. The first protrusion is brought into contact with the projection when the antenna portion is pivoted so as to define a predetermined angle with respect to the base portion.10-30-2008
20080266186Ultra wideband antenna - A wideband antenna includes a ground element comprising an upper first side, a first metal sheet a short arm connecting to the first side of the grounding element and a long arm separated from the first side, a second metal sheet electrically connecting to the first metal sheet, a third metal sheet perpendicular to the second metal sheet, and a slot between the first side of the ground element and the long arm of the first metal sheet; wherein said slot, said second metal sheet and said third metal sheet work together to form an ultra wide resonant frequency.10-30-2008
20080266183Skeleton equalizing antenna, RFID tag and RFID system using the same - The problems to be solved by the present invention are to provide an antenna which is applied to a wireless identification system wherein there is a long distance between a device to execute identification and a device attached to an object to be identified and which does not cause deterioration in aesthetic terms and covering of a meaningful symbol, and further to provide a wireless system using the antenna. According to the present invention, there are provided an antenna having a circularly polarizing function and a frequency equalizing function achieved by a grid structure having roughness and fineness around a feeding point and density which allows visible light to pass through, an RFID tag using the antenna, and an RFID system using the tag.10-30-2008
20100117907DUAL-BAND ANTENNA - A dual-band antenna includes a first radiating portion, a second radiating portion and a third radiating portion. The second radiating portion includes a first section extending perpendicularly from a free end of the first radiating portion, and a second section extending substantially perpendicular to the first section and opposite to the first radiating portion from the first section. The third radiating portion includes a first segment extending in alignment with the first radiating portion from the free end of the first radiating portion, a second segment extending perpendicularly towards the second section from the first segment and spaced away from the first section and a third segment extending perpendicularly back to the first section from the second segment and spaced away from the second section. A feeding point is disposed at a junction of the first, second and third radiating portion.05-13-2010
20100007562TUNEABLE ANTENNA FOR ELECTROMAGNETIC COMPATIBILITY TESTS - An antenna for electromagnetic compatibility testing, that includes an upper plate and a lower plate having parallel longitudinal axes, maintained at a distance from each other, and mechanically connected to each other at each of their longitudinal ends by longitudinal plates. The upper and lower plates and longitudinal plates define a space. The upper and lower plates and the longitudinal plates are mounted so as to be capable of movement relative to each other to define a space having dimensions that can be modified, wherein the distance between the lower and upper plates can be modified and/or the length of the lower and upper plates can be modified.01-14-2010
20100123630MINIATURE ANTENNA - The present invention discloses a miniature antenna that has a simple structure, compact dimension and high efficiency. The miniature antenna is comprised of a dielectric element made of a dielectric material, having a first surface and a second surface opposite to the first surface, a first electrode layer being laid on the first surface, and a second electrode layer being laid on the second surface. The first electrode layer connected to a signal feeding line and the second electrode layer, connected to a ground plane, are partially overlapped to form a region that functions as a capacitor. Thereby, the miniature antenna can transmit and receive signals. The capacitance and resonant frequency of the miniature antenna can be adjusted via varying the pattern of the electrode layers, varying the thickness or permittivity of the dielectric element or via varying the size of the overlapping areas of the two electrode layers.05-20-2010
20080246666Mobile terminal - A mobile terminal is disclosed. With a mobile terminal which includes a printed circuit board, a first cover and a second cover which house the printed circuit board, and an antenna pattern which is formed on an inner surface of one of the first cover and the second cover and which is connected to the printed circuit board, where the antenna pattern is formed from conductive ink, the volume of the mobile terminal can be reduced, and because there is no need to fabricate a cast, it is easy to alter the antenna pattern.10-09-2008
20100127939PATCH ANTENNA WITH METAL WALLS - A patch antenna is provided with a metallic wall (05-27-2010
20100085258ELECTRICAL CIRCUIT MATERIAL, ANTENNA DEVICE AND METHOD FOR MANUFACTURING ELECTRICAL CIRCUIT MATERIAL - An electrical circuit material including a substrate and a bend section is provided. The substrate is formed to be planar. The substrate has a first face and a second face being back to back each other. The first face is provided with a first conductive pattern. The bend section is formed by a planar flexible material being bent or rounded and having a third face and a fourth face being back to back each other. The third face is provided with a second conductive pattern. The bend section is arranged with the substrate in such a way that a portion of the third face being in contact with the first face of the substrate and that the second conductive pattern is connected to the first conductive pattern.04-08-2010
20100283685MULTI-BAND ANTENNA - A multi-band antenna has a grounding plate with a first end and a second end defined at a longer side thereof. The longer side has an upward first connecting portion adjacent to the first end and a vertical second connecting portion. A feeding portion extends downwards from a lower edge of the second connecting portion. A first antenna radiator extends towards a same direction with respect to the second connecting portion along the grounding plate from an upper side of the second connecting portion. A second antenna radiator includes a first radiating portion, a second radiating portion and a third radiating portion. A third antenna radiator extends parallel to the first radiating portion from a side of the feeding portion. A coupling component includes a first section, a second section and a third section extending opposite to the first section from an end of the second section.11-11-2010
20090295645BROADBAND ANTENNA WITH MULTIPLE ASSOCIATED PATCHES AND COPLANAR GROUNDING FOR RFID APPLICATIONS - Described herein is an antenna for use with a radio frequency identification system, the antenna including a reference ground; an antenna feed; a primary patch antenna element for mid-field transmission and reception of one of HP and UHF signals, wherein the primary patch antenna element is electrically coupled to the antenna feed; and one or more additional patch antenna elements for mid-field transmission and reception of the one of HF and UHF broadband signals, wherein each of the one or more additional patch antenna elements is electrically connected to an edge of the primary patch antenna element for transmission and reception of the one of HF and UHF signals. The one or more additional patch antenna elements provide for gain enhancement of the one of HF and UHF signals.12-03-2009
20090213014HYBRID ANTENNA USING PARASITIC EXCITATION OF CONDUCTING ANTENNAS BY DIELECTRIC ANTENNAS - An integrated antenna device comprising a first, dielectric antenna component and a second, electrically-conductive antenna component, wherein the first and second components are not electrically connected to each other but are mutually arranged such that the second component is parasitically driven by the first component when the first component is fed with a predetermined signal.08-27-2009
20100079343ANTENNA CONDUCTOR LAYOUT METHOD AND ANTENNA ARRAY FABRICATED THEREBY - The present invention discloses an antenna conductor layout method and an antenna array fabricated thereby. The antenna array of the present invention comprises a first conductor array having a plurality of first conductors arranged on a substrate to have a rectangular layout and a second conductor array having a plurality of second conductors also arranged on the substrate to have a rectangular layout. The first and second conductor arrays are arranged to form a symmetric antenna array, wherein the conductors are space-efficiently disposed without interfering with the radiation pattern, whereby designing the mechanism and installing the antenna becomes easier.04-01-2010
20090207080Radio Frequency (RF) Integrated Circuit (IC) Packages with Integrated Aperture-Coupled Patch Antenna(s) - A radio-frequency integrated circuit chip package with at least one integrated aperture-coupled patch antenna includes at least one generally planar patch and at least one generally planar ground plane spaced inwardly from the generally planar patch and substantially parallel thereto. The ground plane is formed with at least one coupling aperture slot therein. The slot is substantially opposed to the patch. Also included are at least one feed line spaced inwardly from the ground plane and substantially parallel thereto, at least one radio frequency chip spaced inwardly from the feed line and coupled to the feed line and the ground plane, and a first substrate layer spaced inwardly from the feed line. The first substrate layer is formed with a chip-receiving cavity. The chip is located in the chip-receiving cavity.08-20-2009
20100090903OMNI-DIRECTIONAL PLANAR ANTENNA - Provided is a planar antenna having omni-directional radiation patterns. The planar antenna includes a circular patch located on one dielectric substrate of the plurality of dielectric substrates; a planar transmission line applied with signals from the exterior; a signal via for coupling the circular patch with the planar transmission line and supplying the signals incoming through the planar transmission line to the circular patch; and a metal ground plane having a slot having a certain shape through which the signal via passes, and located on the dielectric substrate.04-15-2010
20100090902MULTILAYER ELECTRONIC COMPONENT SYSTEMS AND METHODS OF MANUFACTURE - Multilayer electronic component systems and methods of manufacture are provided. In this regard, an exemplary system comprises a first layer of liquid crystal polymer (LCP), first electronic components supported by the first layer, and a second layer of LCP. The first layer is attached to the second layer by thermal bonds. Additionally, at least a portion of the first electronic components are located between the first layer and the second layer.04-15-2010
20090213012RFID PATCH ANTENNA WITH COPLANAR REFERENCE GROUND AND FLOATING GROUNDS - In accordance with a preferred embodiment of the invention, reader antennas are provided within storage fixtures for transporting RF signals between, for example, an RFID reader and an RFID tag. In a preferred embodiment, the RFID-enabled storage fixtures are implemented using an intelligent network, which may allow enhanced flexibility in controlling systems for interrogation of RFID antennas.08-27-2009
20090213010POLARIZED ANTENNA WITH REDUCED SIZE - A polarized antenna with reduced size includes a substrate, a ground electrode, a radiation electrode and a side-feeding electrode. The substrate is made of dielectric materials, and the ground electrode, the radiation electrode and the side-feeding electrode are made of electrically conductive materials. By forming a plurality of characteristics-setting elements within the radiation electrode, the polarized antenna can have the advantages of wider bandwidth and smaller size. By changing the design of characteristics-setting elements, the circular polarization characteristics of the antenna can be adjusted or a linear polarization antenna can be obtained. The present invention can be implemented to become a through-hole device or an SMD device.08-27-2009
20090167608Soft plate antenna - A soft plate antenna, wherein the soft plate is provided with a conductive line: one end of the conductive line is electrode contact, the other end being the signal transceiving end. With a specially combined structure, the soft plate and soft circuit can be installed by means of twisted and affixed to the interior shell of a wide variety of electronic products and the plate surface can be provided with double-sided adhesive tapes to affix the plate firmly.07-02-2009
20090273522Broadband Micropatch Antenna System with Reduced Sensitivity to Multipath Reception - A micropatch antenna system with simultaneous high bandwidth and low sensitivity to multipath radiation is achieved by positioning a radiating element within a cavity in a ground plane. Bandwidth and sensitivity to multipath radiation may be varied by varying the height of the radiating element above the bottom of the cavity and above the top of the ground plane. The electromagnetic and physical characteristics of the antenna system may be further controlled by introducing dielectric solids or wave-slowing structures between the bottom of the cavity and the radiating element. A dual-band micropatch antenna system with simultaneous high bandwidth and low sensitivity to multipath radiation may be similarly configured by stacking a second radiating element on top of the first radiating element.11-05-2009
20100123631Multi-band Antenna for a Wireless Communication Device - A multi-band antenna for a wireless communication device includes a grounding unit coupled to a ground, a first radiating unit, a connecting unit having a first terminal coupled to the first radiating unit and a second terminal, a feeding unit coupled between the second terminal of the connecting unit and the grounding unit for receiving feeding signals, a shorting unit coupled between the second terminal of the connecting unit and the grounding unit, a second radiating unit coupled to the shorting unit.05-20-2010
20080309558MICRO ANTENNA STRUCTURE - A micro antenna structure composed of a base plate and an antenna structure, a grounding surface and a clear space are formed on the base plate. The antenna structure is provided in the clear space and includes a radiation element and a fixing plate; the fixing plate is made of material for making a printed circuit board, while the radiation element is made from copper foils and is laid out linearly on the fixing plate. With this structure, the problem of having complicated procedure of processing and high cost of a conventional micro chip antenna can be eliminated here, and a good effect can be attained by using minimum space; thereby the weight and volume of a mobile communication product can be reduced but a good effect can be attained.12-18-2008
20080309562CIRCULARLY POLARIZED ANTENNA DEVICE - First and second monopole conductive elements are disposed so as to be approximately mutually perpendicular and so that respective open ends are adjacent, and with respect to a straight line that passes between open ends of the first and second monopole conductive elements and through a center of a conductive ground plane, a first conductive ground plane portion formed on a first monopole conductive element-side of the straight line among the conductive ground plane and the first monopole conductive element are formed so as to be approximately symmetrical to a second conductive ground plane portion formed on a second monopole conductive element-side of the straight line among the conductive ground plane and the second monopole conductive element.12-18-2008
20110199265THREE-BAND ANTENNA DEVICE WITH RESONANCE GENERATION AND PORTABLE ELECTRONIC DEVICE HAVING THE SAME - A three-band antenna device with resonance generation includes a dielectric layer having an upper surface and a lower surface, a grounding element, a first radiating element, and a second radiating element. The first radiating element is arranged on the upper surface for providing a first frequency band. The second radiating element is arranged on the lower surface and stacked below the first radiating element via the dielectric layer for providing a second frequency band, so as to generate a parasitic capacitance therebetween. A third frequency band is provided by the resonance of the parasitic capacitance and the parasitic inductance in the second radiating element.08-18-2011
20110199264Printed Blinds Styled TV or Radio Antenna - Present invention uses conductive ink to print blinds style conductor group onto a flat dielectric substrate to form a TV or radio antenna. The antenna reception area is formed by printed blinds style conductor groups connected by a conductor collector printed across, and a hole near one side of said conductor collector, allowing users to connect either 75Ω coaxial cable to the TV connector or 300Ω twin lead wire to the radio terminal.08-18-2011
20090085809RADIO FREQUENCY IDENTIFICATION TAG ANTENNA FOR ATTACHING TO METAL - An antenna includes a polyhedral dielectric material, a feed loop, a polygonal radiating patch, and shorting plates. The feed loop is electrically connected with a radio frequency identification (RFID) tag chip for supplying power to the RFID tag chip. The polygonal radiating patch is magnetically coupled with the feed loop for radiating the electromagnetic waves. Each of the shorting plates disconnects the radiating patch and a ground surface and controls the magnetic coupling of the radiating patch and the feed loop. Accordingly, an RFID tag that can be attached to a metal material is provided.04-02-2009
20090128416DUAL-BAND ANTENNA - A dual-band antenna includes a first radiating unit, a second radiating unit, a micro-line unit and a grounding unit. The first radiating unit has a zigzag portion. The second radiating unit is connected with the first radiating unit and has a gap. The micro-line unit includes a first terminal, a second terminal and a feeding point. The first terminal is respectively connected with the first radiating unit and the second radiating unit. An acute angle is formed between the first radiating unit and the micro-line unit. The grounding unit is connected with the second terminal of the micro-line unit and has a grounding point.05-21-2009
20090128414HIGH GAIN OMNI-DIRECTIONAL ANTENNA - A high gain omni-directional antenna includes a substrate, a signal feed-in portion, a first radiating unit, and a second radiating unit. The first radiating unit and second radiating unit respectively have a first radiation contact and a second radiation contact, for connecting the first radiating unit and the second radiating unit in series so as to form a circular closed loop. The high gain omni-directional antenna avoids the coupling effect between the signal line and the radiating end of the conventional high gain omni-directional antenna, and further solves the problem of excessively high directivity caused by the distance between the signal line and the radiating end. The design of the ring antenna of the high gain omni-directional antenna can raise the impedance and also realize a broader bandwidth.05-21-2009
20090109098Multi-band antenna - A multi-band antenna includes a grounding element, a connecting element extending from one end of the grounding element, a first conductive portion extending from the connecting element, a second conductive portion extending from the first conductive portion and narrower than the first conductive portion, a first coupling portion extending from the connecting element in a first direction, a second coupling portion extending from the other end of the grounding element and opposite to the connecting element. The second coupling portion extending in a second direction opposite to the first direction and overlap the first coupling portion.04-30-2009
20090273523ANTENNA AND COMMUNICATION DEVICE HAVING SAME - An antenna device, including a radiating element having a feed portion and a floating conduction member, which is provided between the radiating element and a conduction board having a high-frequency signal source which generates high-frequency signals for supplying to the feed portion, and which is electrically floated.11-05-2009
20090273521Coplanar coupled-fed multiband antenna for the mobile device - The present invention is related to a coplanar coupled-fed multiband antenna for the mobile communication device. The antenna mainly comprises a dielectric substrate, a ground plane located on one surface of the dielectric substrate, and a radiating portion, a shorting metal portion, and a feeding portion, which are all on the same surface of the dielectric substrate near one edge of the ground plane. One end of the shorting metal portion is connected to the radiating portion, and the other end is connected to the ground plane. The feeding portion comprises a first feeding metal portion and a second feeding metal portion. The first feeding metal portion has a feeding point for the antenna. One end of the second feeding metal portion is connected to the radiating portion, and there is a gap between the second feeding metal portion and the first feeding metal portion.11-05-2009
20090278745DUAL-BAND INVERTED-F ANTENNA - A dual-band inverted-F antenna is described. After being fed in by a signal feed-in portion, a first band signal and a second band signal are wirelessly sent from a first radiation portion and a second radiation portion of a radiation element in one aspect, and transmitted to a ground element through a short-circuit pin in another aspect, so as to achieve the dual-band effect. Meanwhile, a bent structure is designed on the short-circuit pin, such that when the short-circuit pin is employed by the dual-band inverted-F antenna to transmit signals, the interference on the signal transmission/reception of the radiation element will be reduced.11-12-2009
20090284418MULTIBAND ANTENNA - A multiband antenna is positioned on a substrate and includes a feeding portion, a grounding portion, and a radiating portion. The feeding portion is configured for feeding electromagnetic signals. The grounding portion is positioned on the substrate. The radiating portion electrically connects to the feeding portion for transceiving the electromagnetic signals. The radiation portion includes a first radiator and a second radiator. The first radiator includes a first radiating section that electrically connects to the feeding portion, a second radiating section, and a third radiating section, all of which electrically connects one another one-by-one in sequence and cooperatively defines a receiving space. The second radiator is housed in the receiving space and electrically connects to the feeding portion.11-19-2009
20090284419ANTENNA - An antenna includes a dielectric substrate, a radiator disposed on one surface of the dielectric substrate, a feeding conductive pattern having one end connected with the radiator and the other end connected with an external feed line, a first slot disposed in the feeding conductive pattern, a ground plane disposed on the other surface of the dielectric substrate, and a second slot disposed on the ground plane.11-19-2009
20090146885Multi-frequency antenna - A multi-frequency antenna (06-11-2009
20090289852MULTI-LAYER OFFSET PATCH ANTENNA - A patch antenna includes a first patch element and a second patch element. Each patch element defines a center. The second patch element is spaced below the first patch element. A connection point is defined on the second patch element for connection to a transmission line. A first plane is defined through the connection point and the center of the second patch element and generally perpendicular to the second patch element. The first patch element is disposed offset the second patch element such that the center of the first patch element does not intersect with the first plane.11-26-2009
20090262024Multilayer antenna having a planar design - An improved multilayer antenna has patch assembly divided at least into two. It comprises, in addition to the primary patch element, a secondary patch additional element. The patch element and the patch additional element can be positioned toward one another and at least partly in one another to change the overall height thereof. The patch additional element is held by a separate holding and support means, preferably by a hood covering the entire antenna assembly.10-22-2009
20090262026PRINTED ANTENNA - A printed antenna is positioned on a substrate, and includes a feeding portion and a radiating portion. The feeding portion is configured for feeding electromagnetic signals. The radiating portion is electronically connected to the feeding portion for transceiving the electromagnetic signals, and includes a first radiator, a second radiator, and a guiding portion. The first radiator is electronically connected to the feeding portion, and includes an arc-shaped radiating section. The second radiator is electronically connected to the feeding portion and the first radiator. The guiding portion is arc-shaped. The guiding portion and the second radiator are respectively positioned on different sides of the first radiator. A space between the guiding portion and the arc-shaped radiating section of the first radiator defines a first slot.10-22-2009
20090262025ANTENNA AND ANTENNA SET - An antenna and an antenna set are provided. The antenna is composed of a horseshoe sheet member and two rectangular sheet members. The horseshoe sheet member and the two rectangular sheet members are all made of a metal material. The antenna is made of a metal material, such as tinplate, and the antenna is adapted for receiving or emitting wireless signals of vertical polarization and horizontal polarization. The antenna set includes three antennae as above disposed on a substrate. The antenna set is adapted for polarization diversity, pattern diversity, and space diversity. Comparing with the conventional antenna and antenna set, the antenna and the antenna set according to the present invention have lower costs and lower heights, and can be designed as embedded antennae or hidden antennae.10-22-2009
20090262022ANTENNA ASSEMBLY - An antenna assembly may include a printed wiring board (PWB) and a dielectric substrate including a first antenna pattern, the dielectric substrate being configured to be mounted on the PWB. The antenna assembly may include a second antenna pattern that may be configured to be used as a radiating element of an FM Tx antenna or a Near Field Communication (NFC) antenna. The second antenna pattern may be provided a) on/in the dielectric substrate, or b) on the PWB at the interface between the dielectric substrate and the PWB, or c) partly on a surface of the dielectric substrate and partly on a surface of said PWB.10-22-2009
20130099979COMMUNICATION DEVICE AND ANTENNA STRUCTURE THEREOF - A communication device has an antenna structure including a substrate, a ground element, an open slot and a radiating metal portion. The ground element is disposed on a first surface of the substrate. The open slot is formed on the ground element and substantially parallel with an edge of the ground element, wherein the open slot at least generates a first resonant mode, and a distance between the open slot and the edge of the ground element is shorter than 0.05 wavelength of a center frequency of the first resonant mode. The radiating metal portion is disposed on a second surface of the substrate, wherein the open slot at least partially covers the radiating metal portion, the radiating metal portion at least generates a second resonant mode, and a feed point of the radiating metal portion is electrically coupled to a signal source on the substrate.04-25-2013
20130099981ANTENNA BANDWIDTH-OPTIMIZED BY HYBRID STRUCTURE COMPRISING PLANAR AND LINEAR EMITTERS - The invention relates to a hybrid antenna structure that comprises at least one electrically insulating substrate, at least one electrically conductive coating that covers at least one surface of the substrate at least section-wise and serves as a planar antenna for reception of electromagnetic waves, as well as at least one coupling electrode electrically coupled to the conductive coating for coupling out of antenna signals from the planar antenna. It is essential here that the coupling electrode be electrically coupled to an unshielded, linear antenna conductor that serves as a linear antenna for reception of electromagnetic waves, with the antenna conductor situated outside an area that can be projected by orthogonal parallel projection onto the planar antenna serving as a projection area, by which means an antenna foot point of the linear antenna becomes a common antenna foot point of the linear and planar antenna. The invention further relates to a method for producing such a hybrid antenna structure.04-25-2013
20120293374Dielectric Antenna and Material for the Same - A dielectric block provided in a dielectric antenna is formed with an organic polymer material containing a liquid crystal polymer and polytetrafluoroethylene. The added amount of polytetrafluoroethylene is 2 to 15% by volume based on the volume of the dielectric block. Preferably, the liquid crystal polymer has a flow beginning temperature of no lower than 310° C. and no higher than 335° C. The dielectric block may further contain a dielectric inorganic filler and in this case, the added amount of dielectric inorganic filler is 45% by volume or less based on the volume of the dielectric block.11-22-2012
20100103051ANTENNA MODULE AND PORTABLE ELECTRONIC DEVICE USING THE SAME - An antenna module includes a carrying layer, a substrate, an antenna layer disposed between the carrying layer and the substrate, and a resonate coupler attached to the substrate and resonant coupling with the antenna layer. The resonate coupler and the antenna layer are separated by the substrate.04-29-2010
20110140971CERAMIC SUBSTRATE MATERIAL, METHOD FOR THE PRODUCTION AND USE THEREOF, AND ANTENNA OR ANTENNA ARRAY - A method for producing a ceramic substrate material having a first layer and possibly a further layer is specified. The first layer comprises at least one first component made of a crystalline ceramic material and/or a glass material as a matrix and a second component made of a further crystalline ceramic material, which is provided in the matrix. An etching step is performed, mantle areas of the crystals and/or crystal agglomerates of the second component being etched selectively in the first layer to generate a cavity structure in the first layer. The present invention also relates to a corresponding ceramic substrate material, an antenna or an antenna array, and the use of the ceramic substrate material for an antenna or an antenna array.06-16-2011
20100060527ELECTROMAGNETIC BAND GAP TUNING USING UNDULATING BRANCHES - Embodiments of the invention include electromagnetic band gap (EBG) structures having undulating branches to tune the resulting stopband. A periodically patterned structure of conductive patches are interconnected by the undulating branches. Physical parameters of the undulating branches, such as the number of undulations or “turns” per branch, may be selected to tune the stopband in an effort to achieve a target stopband. Accordingly, embodiments of the invention also include methods of designing and manufacturing an EBG structure using undulating branches.03-11-2010
20100060528DUAL-FREQUENCY ANTENNA - The present invention discloses a dual-frequency antenna, which comprises a radiation conductor, an extension conductor, a feeder member, a short-circuit member, and a ground plane. The radiation conductor has a first terminal and a second terminal, which are arranged close to each other but do not contact each other. The extension conductor is connected to the second terminal and disposed along the contour of the first terminal to have a gap between the extension conductor and the first terminal. The feeder member is connected to the radiation conductor. One end of the short-circuit member is connected to the radiation conductor, and the other end is connected to the ground plane. The radiation conductor generates a low-frequency resonant mode and a first high-frequency resonant mode. In the present invention, a single radiation conductor generates two resonant modes to form the operational frequency bands of the dual-frequency antenna.03-11-2010
20100060525MULTI-BAND ANTENNA - A multi-band antenna includes a feed-in element having a feed-in point thereon. A first connecting portion extends from one side of the feed-in element. A ground element connects to a side of the first connecting portion and is parallel to the feed-in element. A holding portion perpendicularly extends from a side of the ground element opposite the first connecting portion. A second connecting portion perpendicularly bends and extends from a side of the feed-in element opposite the first connecting portion. A first radiating portion extends from one side of the second connecting portion. A second radiating portion extends from the other side of the second connecting portion opposite the first radiating portion. The first radiating portion and part of the second radiating portion are disposed at one side of the holding portion. The rest part of the second radiating portion is disposed at the other side of the holding portion.03-11-2010
20100060524INTEGRATED ANTENNA WITH IDENTICAL GROUND MEMBER - The present invention provides an integrated antenna with an identical ground member, in which the interference between the adjacent antennas can be suppressed while the antenna is miniaturized in not only the width direction but also the height direction. In the integrated antenna with the identical ground member, plural antenna elements having two different resonance frequency bands are disposed in an identical ground member. Each antenna element includes a first radiation portion corresponding to one of the resonance frequency bands and a second radiation portion corresponding to the other resonance frequency band. At a point where the two antenna elements are adjacent to each other, a dielectric material is disposed in one of radiation portions located inside the antenna element such that the dielectric material contacts the radiation portion.03-11-2010
20110267236BROADBAND ANTENNA UNIT COMPRISING A FOLDED PLATE-SHAPED MONOPOLE ANTENNA PORTION AND AN EXTENDING PORTION - In a broadband antenna unit including a ground plate, an antenna element disposed in the vicinity of an end of the ground plate, and a dielectric substrate for mounting the antenna element therein, the antenna element includes a folded plate-shaped monopole antenna portion having a U-shape in cross section and an extending portion extending from the folded plate-shaped monopole antenna portion. The antenna element is disposed on the side of one side edge of the ground plate. The broadband antenna unit has a feeding point between the ground plate and the antenna element that is disposed at a feeding position apart from the one side by a predetermined distance. A ratio between a width of the ground plate and the predetermined distance is substantially 5:2 when a ratio between the width of the ground plate and a width of the folded plate-shaped monopole antenna portion is 2:1.11-03-2011
20080238784PATTERN ANTENNA, TAG ANTENNA AND PATTERN TRANSMISSION PATH - In an antenna formed by a substantially thin-plate state conductive member on a base material, a surface area expanding portion is provided at least substantially at a center part in a direction orthogonal to a direction in which an electric current flows. The surface area expanding portion is a projection portion provided in a projecting state with respect to a peripheral portion (or a concave portion arranged concaved than the peripheral portion). A width dimension of the projection portion (or the concave portion) in a cross-sectional face is twice or more of a skin depth of the electric current in the cross sectional face.10-02-2008
20080238779Nanostructured, magnetic tunable antennas for communication devices - A communication device (10-02-2008
20090167610Patch antenna and method of making the same - A patch antenna includes: a dielectric layer made of an insulation material, and having upper and lower surfaces, and a through hole; a radiation metal layer disposed on the upper surface of the dielectric layer, and having a first plate body, a first aperture aligned with the through hole, and a first protruding portion extending from a peripheral edge of the first aperture into the through hole; and a grounding metal layer disposed on the lower surface of the dielectric layer, and having a second plate body, a second aperture aligned with the through hole, and a second protruding portion extending from a peripheral edge of the second aperture into the through hole. The first and second protruding portions contact each other in the through hole so that the radiation and grounding metal layers are electrically connected. A method of making a patch antenna is also disclosed.07-02-2009
20100201581DUAL-BAND PLANAR INVERTED-F ANTENNA - An improved and more compact structure of a built-in antenna for handheld terminals, improving radiation pattern and efficiency. Provided is a planar inverted-F antenna having a radiation part having an inductive radiation portion and a parasitic radiation portion which are spaced in a certain distance apart from a ground surface, a power-supply part horizontally spaced apart from the ground surface and for directly supplying currents to the connected inductive radiation portion, and connection parts for connecting the radiation portions to the ground. The planar inverted-F antenna has an inductive antenna portion and a parasitic antenna portion, thereby reducing its volume compared to the conventional inverted-F antenna. Complicated manufacturing and processing procedures are simplified by connecting the power-supplying part and a PCB.08-12-2010
20100201580ANTENNA-MODULE HYBRID CIRCUIT - A hybrid circuit with an integral antenna module, including an electronic circuit that includes circuit elements; and an antenna module including a dielectric material shaped to form a void enclosed by the dielectric material, a conducting patch on one side of the dielectric material. Wherein the circuit elements are enclosed by the dielectric material, so that the elements of the circuit are positioned inside the void formed by the dielectric material.08-12-2010
20100201579USING DIELECTRIC SUBSTRATES, EMBEDDED WITH VERTICAL WIRE STRUCTURES, WITH SLOTLINE AND MICROSTRIP ELEMENTS TO ELIMINATE PARALLEL-PLATE OR SURFACE-WAVE RADIATION IN PRINTED-CIRCUITS, CHIP PACKAGES AND ANTENNAS - Substrate arrangements useful for high-performance radio-frequency planar circuits and antennas eliminate excitation of parallel-plate or surface-wave radiations. By eliminating such radiation which escapes sideways through the substrates, the loss of valuable power carried away by these radiations can be avoided, and/or complications resulting from these radiations (e.g., in the form or electromagnetic interference, cross-talk between circuit components or poor signal integrity) can be avoided. A new type of substrate layer is embedded with thin conducting wires that are closely packed and oriented normal to the substrate layering. These conducting wires change the substrate behavior in a unique way. Such new substrate layers may be used in slotline/coplanar waveguide circuits and microstrip antennas to achieve high-performance radio-frequency operations.08-12-2010
20100201578HALF-LOOP CHIP ANTENNA AND ASSOCIATED METHODS - The planar or printed chip antenna is configured to enhance the gain relative to its area. The antenna includes a dielectric substrate having first and second opposing sides and a plurality of electrically conductive traces thereon configured to define a half-loop antenna element extending along an arcuate path on a first side of the dielectric substrate and having spaced apart first and second ends. First and second base strips are electrically connected together and aligned on the respective first and second opposing sides of the dielectric substrate adjacent the spaced apart first and second ends of the half-loop antenna element. A feed strip is on the second side of the dielectric substrate and aligned with the first end of the half-loop antenna element and electrically connected thereto. At least one capacitive element is associated with the half-loop antenna element.08-12-2010
20100201577CHIP ANTENNA - A chip antenna includes a main body having a first surface and a second surface; a microstrip structure disposed on the first surface and the second surface of the main body; and at least one metal piece which is disposed in the main body and located between the first surface and the second surface, the metal piece is electrically connected with the microstrip structure. Since the area of the metal piece is almost equal to that of the first surface or the second surface of the main body, therefore the metal piece can increase the radiation area of the chip antenna greatly so that the chip antenna have greater bandwidth and better electrical characteristics.08-12-2010
20080238781PATCH ANTENNA WITH AN L-SHAPED CUT CORNER - The present invention discloses a patch antenna with an L-shaped cut corner. The patch antenna includes a substrate, a patch, a ground plate and a feed point. The substrate has corresponding first surface and second surface. The patch is installed on the first surface of the substrate. At least one corner of the patch forms the L-shaped cut corner, and two arms of the L-shaped cut corner are disposed at two edges of the patch. The second surface of the substrate includes a ground plate, and the patch includes a feed point for transmitting and receiving feed-in or feed-out wireless signals.10-02-2008
20110199266COUPLER APPARATUS - According to one embodiment, a coupler apparatus includes a coupling element, a ground plane, a first short element, and a second short element which short-circuits the second end of the coupling element and the ground plane. The coupling element includes a first conductive portion having first and second ends, and a second conductive portion which extends from a position between the first end and the second end and has an open end. The ground plane faces the coupling element and formed of a conductive material. The first short element short-circuits the first end of the coupling element and the ground plane The second short element short-circuits the second end of the coupling element and the ground plane.08-18-2011
20090128413COMBINING MULTIPLE-PORT PATCH ANTENNA - An exemplary apparatus providing an antenna for radiating electromagnetic energy is disclosed as having: a first dielectric substrate having opposite first and second surfaces, a patch of conducting material disposed on the first surface, a ground plane of conducting material disposed of the second surface, at least three input means coupled to a plurality of microstrip feed lines wherein the microstrip feed lines have an aspect ratio suitably configured to maximize antenna bandwidth. Disclosed features and specifications may be variously controlled, adapted or otherwise optionally modified to improve and/or modify the performance characteristics of the antenna. Exemplary embodiments of the present invention generally provide an antenna for providing wideband power combining and wideband radiation functions.05-21-2009
20100141532ANTENNA FEEDING ARRANGEMENT - A dual polarized aperture coupled patch antenna element, including at least one antenna patch and a feeding arrangement, wherein said feeding arrangement comprises:06-10-2010
20090167612MINIATURE ANTENNA HAVING A VOLUMETRIC STRUCTURE - A miniature antenna includes a radiating arm that defines a grid dimension curve. In one embodiment, the radiating arm includes a planar portion and at least one extruded portion. The planar portion of the radiating arm defines the grid dimension curve. The extruded portion of the radiating arm extends from the planar portion of the radiating arm to define a three-dimensional structure. In one embodiment, the miniature antenna includes a first radiating arm that defines a first grid dimension curve within a first plane and a second radiating arm that defines a second grid dimension curve within a second plane. In one embodiment, the miniature antenna includes a radiating arm that forms a non-planar structure.07-02-2009
20080231517Multi-band antenna - An antenna having a plurality of resonant frequencies and comprising a feed point, a ground point and a conductive track that extends from the feed point and returns to the ground point and means for locally increasing the reactance of the antenna track at a first position coincident with a maximum electromagnetic field associated with at least one of the plurality of resonant frequencies.09-25-2008
20080266182Antenna device operable in multiple frequency bands - An antenna device usable in a radio apparatus having a printed board includes a ground conductor provided in the printed board, a fed partial element, a first branch element and a second branch element. The fed partial element is shaped as an area including a feed portion near an end of a first side of the area facing a side of the ground conductor, and a first branch portion and a second branch portion each near a portion of a fringe of the area other than the first side. The fed partial element may be fed at the feed portion. The first branch element branches off from the first branch portion and is folded back in a direction approaching the feed portion. The second branch element branches off from the second branch portion and is shaped in a direction close to the direction of the first branch element.10-30-2008
20090167611ASSEMBLY ANTENNA ARRAY - An assembly antenna array comprises a ground plate, a pair of first radiation conductors, a first transmission member, first support rods, a pair of second conductors, a second transmission member, and second support rods. The ground plate has an upper surface and a lower surface. The layout size of the assembly antenna array is reduced via arranging the arrayed first radiation conductors and the arrayed second radiation conductors vertically to each other. The mutual interference between the transmission members is inhibited via respectively arranging the transmission members and the feeding ends of the two pairs of radiation conductors on different surfaces. A feeder cable is connected to an appropriate position of each transmission member to enable each pair of radiation conductors to have a phase difference of 180 degrees, whereby cross-polarization is reduced, and the gain are increased.07-02-2009
20080278376METHOD AND APPARATUS FOR BEAM STEERING ARRAY ANTENNA WITH MODIFIED RADIATING PATCHES - An antenna provides a first radiating element in an array of radiating elements. The first radiating element is configured to receive a first standing wave power from a first feed line and to receive a second standing wave power from a second feed line. The first feed line is approximately orthogonal to the second feed line. The radiating element is further configured to reject at least one polarization. A phase shifter is coupled to the first radiating element.11-13-2008
20080278380ANTENNA UNIT COMPRISING FIRST AND SECOND ANTENNA PATTERNS - An antenna unit includes a board having first and second surfaces opposite to each other, a first antenna pattern, formed on the first surface of the board, for transmitting and receiving a first radio wave having a first frequency band, and a second antenna pattern, formed on the second surface of the board, for transmitting and receiving a second radio wave having a second frequency band different from the first frequency band. The first antenna pattern and the second antenna pattern are disposed so as to be opposed to each other through the board with they electrically disconnected.11-13-2008
20080278377MULTI-BAND ANTENNA - A monopole antenna having multiple resonances includes a feed point; a meander element; and an electrically conductive element that couples the feed point to the meander element, the electrically conductive element including at least a portion with a width that is greater than the width of the meander element.11-13-2008
20080278375Embedded Planar Antenna With Pertaining Tuning Method - A patch antenna comprising an electrically conductive ground plane; a first dielectric substrate layer arranged on said ground plane and having a first relative permittivity; at least one electrically conductive effective area arranged on the first dielectric substrate layer and electrically connected to one end of an electrically conductive feed line; at least one second dielectric substrate layer arranged on the effective area and having a second relative permittivity; whereby the second relative permittivity is larger or equal the first relative permittivity.11-13-2008
20080284656RADIO FREQUENCY IDENTIFICATION (RFID) ANTENNA ASSEMBLIES WITH FOLDED PATCH-ANTENNA STRUCTURES - Exemplary embodiments are provided of RFID antenna assemblies having folded patch-antenna structures and that are configured with circular polarization or dual linear polarization. An antenna assembly may generally include two folded patch-antenna structures oriented generally perpendicularly to each other. Each folded patch may create a linear polarization wave. When each folded patch is fed independently, the antenna assembly radiates two independent waves that are perpendicularly polarized to each other, therefore providing a dual polarized antenna. In other embodiments, the antenna assembly may include two folded patch-antenna structures again oriented generally perpendicularly to each other. By feeding each folded patch with a 90-degree phase delay between them, a circular polarization wave is radiated. A power divider network may be used to feed the two folded patches with the 90-degree phase delay. The two folded patches may be integrated so as to form a cavity or housing for a printed circuit board.11-20-2008
20080284661Low cost antenna design for wireless communications - A low cost and multi-featured antenna is disclosed. The antenna employs a radiating element mounted to a ground plane and having first and second branches spaced above the ground plane forming a generally L shaped planar radiating structure. The antenna can be either linear or circular polarization, and can be either single band or dual band, and only one feeding port is needed to obtain circular polarization. The antenna can be easily applied to various frequency bands.11-20-2008
20080284659ANTENNA STRUCTURE FOR WIRELESS COMMUNICATION DEVICE - An antenna structure for a wireless communication device including a substrate having a first surface that supports an electronic component and a second surface opposite to the first surface. The antenna structure includes a first surface pattern formed on the first surface of the substrate. A second surface pattern is formed on the second surface of the substrate. The second surface pattern is at least partially separated from the first surface pattern in a direction perpendicular to a thicknesswise direction of the substrate.11-20-2008
20080284658Antenna module - An antenna module includes a substrate; a ground element disposed on the substrate; a first antenna element disposed on the substrate; and a second antenna element disposed on the substrate. The first antenna element and the second antenna element are, respectively, capable of transmitting radio waves having a first polarization direction and a second polarization direction unparallel to each other. A spacing between a perimeter of the ground element and the first antenna element increases as a function of increasing distance from the second antenna element. A spacing between the perimeter of the ground element and the second antenna element increases as a function of increasing distance from the first antenna element.11-20-2008
20080291093NON-WOVEN TEXTILE MICROWAVE PATCH ANTENNAS AND COMPONENTS - A microwave patch antenna comprising: a plurality of conductive antenna patterns; a plurality of groundplanes; a plurality of feed elements; a plurality of feed slots to allow feed elements to pass through the non-woven dielectric spacers; and a plurality of dielectric separator layers comprised of corrugated non-woven fabric as necessary to form a patch antenna construction.11-27-2008
20090033561Multi-band monopole antennas for mobile communications devices - Antennas for use in mobile communication devices are disclosed. The antennas disclosed can include a substrate with a base, a top, a front side and a back side; a first conductor can be located on the first side of the antenna substrate; and a second conductor can be located on the second side of the antenna substrate. The conductors can have single or multiple branches. If a conductor is a single branch it can, for example, be a spiral conductor or a conducting plate. If a conductor has multiple branches, each branch can be set up to receive a different frequency band. A conductor with multiple branches can have a linear branch and a space-filling or grid dimension branch. A conducting plate can act as a parasitic reflector plane to tune or partially tune the resonant frequency of another conductor. The first and second conductors can be electrically connected.02-05-2009
20090033557Three-Dimensional Multi-Frequency Antenna - A three-dimensional multi-frequency antenna includes a substrate; a shorting wall vertically formed on a first side edge of the substrate; a radiation element including a first radiator corresponding to a first resonance frequency band, and a second radiator corresponding to a second resonance frequency band, the first radiator and the second radiator capable of generating a frequency-multiplying third resonance frequency extends toward opposite directions; and a connection element, for connecting the sorting wall and the radiation element, separating with a second side edge of the substrate a gap; wherein the width of the radiation element and the gap conforms to a specific ratio.02-05-2009
20080303721Planar Antenna Module, Triple Plate Planar Array Antenna, and Triple Plate Feeder - Waveguide Converter - The present invention provides inexpensively a planar antenna module that is able to realize a loss reduction, a reduction in characteristic variation caused by an assembling error, and an improved stability in frequency characteristics.12-11-2008
20080266181Antenna Arrangement - An antenna arrangement (10-30-2008
20100127938LOW PROFILE, FOLDED ANTENNA ASSEMBLY FOR HANDHELD COMMUNICATION DEVICES - An antenna assembly is formed on a rectangular polyhedron support that has two sections projecting away from opposite sides of an electrically non-conductive substrate. An electrically conductive stripe wraps around the support and comprises a plurality of segments on different surfaces of the support. A conductive patch is located on two surfaces of the support to provide impedance matching between the antenna and a radio frequency circuit. By placing sections of the antenna assembly on both sides of the substrate and wrapping the conductive stripe around those sections, the space required to accommodate the antenna assembly within a housing of a communication device is reduced, as compared to some prior antenna designs.05-27-2010
20080284660PLANAR ANTENNA - A planar antenna having top and bottom nominally planar conductors that are oriented substantially planarly parallel and form an antenna interior region. The top conductor includes two radiating conductors each having an inner end and a distal end. A feed extends from outside of the planar antenna, through the antenna interior region, and to the top conductor. The feed includes a balun and has a first feed conductor that connects to the inner end of the first radiating conductor and a second feed conductor that connects to the inner end of the second radiating conductor.11-20-2008
20080246664WIRELESS IC DEVICE - A wireless IC device includes a spiral line electrode portion and a first capacitance electrode connected to the inner end of the line electrode portion, which are disposed on the top surface of a substrate. A second capacitance electrode opposing the first capacitance electrode and a cross line electrode, which connects the second capacitance electrode and a connecting portion that connects the top and bottom surfaces, are disposed on the bottom surface of the substrate. The connecting portion electrically connects the outer end of the line electrode portion and an end of the cross line electrode. A wireless IC is mounted such that terminal electrodes thereof are connected to the connecting portion and an end of a radiating electrode. A radiating/resonating electrode including the line electrode portion, the capacitance electrodes, and the cross line electrode can act both as a resonant circuit for a resonant tag and as a radiating electrode serving as an RFID tag.10-09-2008
20080284654RFID Shelf Antennas - This invention provides a shelf antenna system for radio frequency identification (RFID) applications, the shelf antenna system comprises a plurality of substantially horizontal shelves, and a distributed antenna having a single feed terminal and a plurality of radiating elements, the distributed antenna being mounted next to the plurality of substantially horizontal shelves, wherein the entire shelf space of the plurality of substantially horizontal shelves are covered by radiations from the distributed antenna.11-20-2008
20080266187ANTENNAS - An antenna comprises a first metal element, a second metal element, a third metal element, a ground element and a cable. The first metal element and the second metal element are connected to the ground element. The third metal element is disposed on the first metal element. The cable is coupled to the first metal element. The antenna has three different resonant frequencies (a first resonant frequency, a second resonant frequency and a third resonant frequency) for transmitting three signals in different frequency bands.10-30-2008
20080198074RECONFIGURABLE ANTENNA USING ADDRESSABLE PIXEL PISTONS - An antenna made up of addressable conductive segments, or pixel elements, affixed to the top of each piston in a piston array is presented. The pixel elements can be activated in less than a millisecond to form an antenna array and transmission line pattern using movable pistons and a two-dimensional actuator. Each piston comprises a handle, a bottom conductive segment affixed to the top of the handle, a dielectric segment affixed to the uppermost surface of the bottom conductive segment, and a top conductive segment affixed to the uppermost surface of the dielectric segment. When the piston is not actuated, the top conductive segment forms part of a ground plane. The top conductive segment form part of the transmission line and antenna array patterns, the dielectric segment becomes a dielectric space and the bottom conductive segment forms part of the ground plane when the piston is actuated.08-21-2008
20080204326PATCH ANTENNA - A patch antenna for achieving a vertically-polarized radiation pattern is described. The patch antenna includes a closed-curve slot within which a signal feed point is located. Parasitic slots are disposed outside or inside the closed-curve slot. In one embodiment, the closed-curve slot is a ring slot and the parasitic slots are arc slots having a common center point with the ring slot. The antenna may further include a lower patch capable of producing a different radiation pattern with different polarization and at a different frequency band, to result in a dual-band antenna. The dual-band antenna may operate in the 5.9 GHz DSRC and 1.575 GHz GPS bands.08-28-2008
20080266185Complex antenna - A complex antenna includes a first antenna and a second antenna having a grounding element and an installing element sharing with the first antenna. The first antenna working in a WLAN (Wireless Local Area Network) comprises a first connecting element, a first radiating element and a second radiating element extending from the first connecting element in opposite direction. The second antenna working in a WWAN (Wireless Wide Area Network) comprises a second connecting element and at least three radiating elements extending from the second connecting element in different directions.10-30-2008
20080204325ANTENNA APPARATUS - A disclosed antenna apparatus includes a base made of a dielectric material; an antenna element pattern formed on a surface of the base; a ground pattern formed in a position adjacent to and opposite to the antenna element pattern on the same surface of the base; and a surface-mounted coaxial connector mounted on the ground pattern in a position close to a feeding point of the antenna element pattern.08-28-2008
20080284655Mm-wave scanning antenna - In general, in one aspect, the disclosure describes a semiconductor antenna having a plurality of antenna elements and a switching network formed in the same semiconductor die. The switching network is to control activation of the antenna elements.11-20-2008
20080284657Meandered Antenna - The invention concerns a meandered antennae comprising: a first meandered conductive element including a plurality of arms, two consecutive arms forming a meander; a second conductive elements forming with the first conductive elements a radiating two-wired line, the second conductive element including a plurality of arms engaged each between two consecutive arms of the first conductive element. The antenna is characterized in that it is designed to operate without ground element, in particular without ground plane.11-20-2008
20080316111Antenna, antenna apparatus, and communication device - An antenna is provided which includes a first antenna element having at least one base and a conductor penetrating through the base and a second antenna element having a conductor portion having a shape of a plate or a line and a connecting conductor, wherein a first end of the conductor of the first antenna element is connected to the connecting conductor of the second antenna element, and the connecting conductor of the second antenna element is connected to a partway on the conductor portion of the second antenna element.12-25-2008
20080316107ULTRA-WIDE BANDWIDTH ANTENNA - An ultra-wide bandwidth antenna includes a dielectric substrate, first and second conductive elements, and a third conductive element. The dielectric substrate has opposite first and second surfaces. The first conductive element is formed on the second surface of the dielectric substrate and has a feeding point. The second conductive element is formed on the second surface of the dielectric substrate, is spaced apart from the first conductive element, and has a grounding point. The third conductive element is formed on the first surface of the dielectric substrate, partially overlaps the first conductive element, and is coupled electrically to the second conductive element.12-25-2008
20080309559BROADBAND INVERTED-F ANTENNA - An antenna body of a broadband inverted-F antenna is printed on a circuit board, wherein an interval is maintained between the antenna body and a grounding plane disposed at a position proximate to an edge of the circuit board. The antenna body is divided into a first, a second and a third portions. An end of the first portion is extended towards the grounding plane to form the short circuit line, and another end of the first portion is extended towards the grounding plane to form the feed line. A first end of the second portion is connected to another end of the first portion, a second end of the second portion is connected to an end of the third portion, and the first portion has a wire width smaller than the third portion, so that no metal is existing between the second and third portions and the grounding plane.12-18-2008
20080211720Antenna Structure Having Patch Elements - In an antenna structure having a plurality of serially fed patch elements, at least one of the patch elements has a slot coupling to the continuation of the feed line for influencing the radiation of this patch element.09-04-2008
20080278378Wideband dielectric resonator antenna - An antenna comprises a substrate, a feed conductor, a ground layer, a resonator and a short-circuited element. The substrate comprises a first surface and a second surface. The feed conductor is formed on the first surface. The ground layer is formed on the second surface, comprising an aperture. The resonator is disposed on the ground layer, comprising a body and a notch, the notch is formed on a first side of the body, wherein the first side is perpendicular to the ground layer. The short-circuited element is disposed on the first side connecting the ground layer.11-13-2008
20080278382Multi-band antenna - Provided herewith a multi-band antenna comprising a grounding element lying in a first plane and comprising two longitudinal sides, a radiating element spaced apart from the grounding element and comprising a first radiating arm having a first length and a second radiating arm having a second length being about equal to the first length, a connecting element lying in a second plane and electrically connecting the grounding element and the radiating element; a feeding line comprising an inner conductor for feeding signal and an outer conductor electrically connecting to the grounding element; and a coupling radiating element extending vertically from the grounding element and comprising a first radiating portion lying in a third plane and a second radiating portion being perpendicular to the third plane.11-13-2008
20080272963BROADBAND DIELECTRIC RESONATOR ANTENNA EMBEDDING MOAT AND DESIGN METHOD THEREOF - An antenna is provided comprising a substrate, a feed conductor, a ground layer and a resonator body. The substrate comprises a first surface and a second surface. The feed conductor is formed on the first surface. The ground layer is formed on the second surface comprising an opening. The resonator body comprises a first resonator structure and a second resonator structure. The first resonator structure is disposed on the ground layer. The second resonator structure is disposed on the ground layer surrounding the first resonator structure, wherein a groove is formed between the first and the second resonator structures.11-06-2008
20110006950MICROSTRIP ANTENNA COMPRISED OF TWO SLOTS - Disclosed relates to a microstrip antenna, particularly, relates to a dual band microstrip antenna including two slots. The microstrip antenna includes a conductor plate having a first hole and a substrate having a microstrip patch where slots of two different sizes are positioned, the substrate being located on a top of the conductor plate.01-13-2011
20080258980BROADBAND ANTENNA - A broadband antenna has a substrate, a coupling conductor, a conductor string, a ground conductor and a ground plane. The coupling conductor has a first coupling member and a second coupling member being separated from each other. The conductor string and the ground conductor are connected to the second coupling member. The conductor string extends along a direction opposite to the second coupling member. The ground conductor is connected to the ground plane. The broadband antenna uses the coupling conductor and the ground conductor to adjust input impedance for impedance match. The conductor string functions as a multi level resonance circuit to increase impedance bandwidth.10-23-2008
20080258975Device and Method for Transmitting/Receiving Electromagnetic Hf Signals - A device for transmitting/receiving electromagnetic HF signals includes the following components: a first, essentially triangular, electrically conductive antenna section for transmitting and/or receiving HF signals; at least one second, third and fourth antenna section which correspond essentially to the first antenna section and form a polygon, in each case a triangular point being provided approximately in the region of the midpoint of the polygon, in whose center an antenna axis is situated; and a carrier device essentially perpendicular to the antenna axis; in each case, the triangular points of the triangular antenna sections, which, starting from the midpoint, form a funnel shape on the side facing away from the carrier device, are connected to HF signal connections of the carrier device in the region of the polygon midpoint; and in each case, two diametrically opposite antenna sections form an antenna element.10-23-2008
20090066580MULTI-ANTENNA INTEGRATION MODULE - The present invention discloses a multi-antenna integration module, which comprises a first antenna, a second antenna and a common unit. The first antenna further comprises a first feeder cable, a first feeder member, a coupling unit, which has a first and second coupling members, and an extension conductor. The second antenna further comprises a second feeder cable, a radiation conductor and a coupling conductor. The common unit further comprises a common conductor which has a first and second conductor, a common short-circuit member and a common ground member. In the present invention, the design of the common unit integrates the radiation conductors, short-circuit members and ground members of different antenna systems into a single structure, whereby the isolation effect is promoted, and the signal interference among different antennae is decreased, and the space occupied by the antenna layout is reduced.03-12-2009
20130120193GLASS CERAMICS FOR USE AS A DIELECTRIC FOR GIGAHERTZ APPLICATIONS - A glass-ceramic which is particularly suitable as dielectric for use in the high-frequency range, in particular as dielectric resonator, as electronic frequency filter element or as antenna element is disclosed. The glass-ceramic has at least the following constituents (in mol % on an oxide basis): 5-50% of SiO05-16-2013
20130120194DISTRIBUTED COMB TAPPED MULTIBAND ANTENNA - A distributed comb tapped multiband antenna structure includes a PIFA-like antenna radiator having tap structures, and a counterpoise to the antenna radiator, wherein the tap structures include shunt connections to the counterpoise.05-16-2013
20130120195ANTENNA SYSTEM FOR HANDHELD SATELLITE COMMUNICATION DEVICES - An antenna systems for a handheld wireless device comprises an antenna disposed proximate an oblong ground structure (e.g., oblong PCB). The antenna is suitably adapted to radiated circularly polarized waves by supporting quadrature phased first and second resonances which are associated with electrical fields oriented at right angles to each other and at an oblique angle relative to a longitudinal axis of the oblong ground structure.05-16-2013
20130120196ANTENNA AND METHOD FOR MAKING SAME - An antenna includes a transparent substrate, a silver layer directly formed on a surface of the transparent substrate, an ink layer made of an electroconductive ink directly formed on the silver layer, and a transparent protective layer directly formed on the silver layer. The silver layer forms a desired antenna pattern and has a feed portion and grounding portion. The ink layer covers the feed portion and the grounding portion. The protective layer covers the silver layer besides the feed portion and the grounding portion. A method for making the antenna is also described.05-16-2013
20130120197RFID TAG ANTENNA FOR ATTACHED ON HIGH CONDUCTIVE OBJECT - An UHF RFID antenna for attached on any high conductive object is disclosed. The antenna radiation body has a first copper foil mounted thereon a backside surface of a FR4 glass fiber served as a ground plane, a second copper foil mounted thereon a front surface of the FR4 glass fiber as a main radiation plane. The main radiation plane contains two etched slits spaced each other. Each etched slit has a shape like a blade with a long handle. The two etched slits are mirror symmetry and a trench formed to connect the two etched slits for a RFID tag seated thereon so that There are short circuit microstrip and a feed-in microstrip are generated.05-16-2013
20130120198ANTENNA DEVICE - An antenna element having directionality in a zenith direction, which includes a first radiation electrode and a second radiation electrode which face each other across a slit on a cuboid dielectric block, is arranged closer to one of corners of a substrate and so as that a longer length direction thereof is aligned to one side of the substrate. A first end portion of the first radiation electrode is connected to a ground electrode of the substrate, and a first end portion of the second radiation electrode is directly connected to a feed portion of the substrate or through a capacitance. When the antenna element is to be mounted on a left corner of the substrate, a position of the slit on the dielectric block is shifted from a center of the dielectric block toward a center of an antenna element mounted side of the substrate.05-16-2013
20100271265ANTENNA PATTERN FRAME AND METHOD AND MOLD FOR MANUFACTURING THE SAME - An antenna pattern frame according to an aspect of the invention may include: a radiator having an antenna pattern portion transmitting and receiving a signal and a connection terminal portion allowing the signal to be transmitted to and received from a circuit board of an electronic device; a connection portion partially forming the radiator and connecting the antenna pattern portion and the connection terminal portion to be arranged in different planes; and a radiator frame manufactured by injection molding on the radiator so that the antenna pattern portion is provided on one side of the radiator frame and the connection terminal portion is provided on the other side thereof while the antenna pattern portion is embedded in the electronic device case.10-28-2010
20090179804Antenna module - An antenna module includes a dielectric substrate, a grounding element, a transmission element and a radiating element. The dielectric substrate has a first surface and a second surface. The grounding element is disposed on the first surface. The transmission element and the radiating element are disposed on the second surface. The radiating element includes a first sub-radiating element having a first side and a second side. The first sub-radiation element is connected to the transmission element at the first side, and the width of the first sub-radiating element gradually becomes larger from the first side toward the second side.07-16-2009
20090179803Dual-band antenna - An antenna includes first and second radiating elements and a grounding element. The first radiating element is operable in a first frequency range and has a feeding end. The second radiating element is operable in a second frequency range, is connected to the feeding end of the first radiating element, and cooperates with the first radiating element so as to define a slot therebetween such that the second radiating element is coupled to the first radiating element. The grounding element extends from the first radiating element.07-16-2009
20090128415ULTRA-WIDE-BAND ANTENNA - An ultra-wide-band antenna includes a radiation element, an insulating substrate, a ground element, and a signal line. The insulating substrate is fixed on the ground element, the radiation element is disposed on the insulating substrate for receiving and transmitting a radio signal; the signal line is connected to the radiation element and contacting the ground element for feeding a signal to the radiation element and receiving the radio signal received by the radiation element. The ground element is used to replace a large-area conductive plate of a conventional ultra-wide-band antenna, so as to reduce the volume of the ultra-wide-band antenna, and thus the ultra-wide-band antenna can be placed into an electronic device while occupying smaller space and capable of being miniaturized, thereby realizing a miniaturized ultra-wide-band electronic device.05-21-2009
20090128418ANTENNA - An antenna (05-21-2009
20090128417ELECTROLESS/ELECTROLYTIC SEED LAYER PROCESS - An electroless metallization catalyst layer can be formed in a RFID antenna pattern. A first metallic layer can be deposited over top of the electroless metallization catalyst layer. An electrical short layer connecting regions of the metallic layer can be formed. A portion of electrical short layer can be covered with a non-conductive layer. The first metallic layer can be electroplated with a second metallic layer.05-21-2009
20090128420Dual band antenna - An antenna applied in a communication device is provided. The antenna includes a conductive supporting portion, a radiator and a grounding portion. The radiator operates in a first frequency band. The grounding portion is connected to the radiator through the conductive supporting portion. The grounding portion includes a cavity extended from a top surface of the grounding portion into the interior of the grounding portion. A resonant cavity operating in a second frequency band is formed between the radiator and the cavity.05-21-2009
20120139792DUAL-BAND ANTENNA AND COMMUNICATION DEVICE USING THE SAME - A dual-band antenna is disclosed, comprising a radiating body, a shorting element, and a feeding element. The radiating body comprises a plurality of radiating portions located in a first, a second, a third, and a fourth planes, respectively. The shorting element and the feeding element both extend from the radiating body and are located in the first plane. The radiating portions located in the first, the second, and the third planes transmit and/or receive signals in a first frequency band. The radiating portions located in the first, the second, and the fourth planes transmit and/or receive signals in a second frequency band. A first angle between the first and the second planes, a second angle between the second and the third planes, and a third angle between the second and the fourth planes range between 80 degrees to 100 degrees.06-07-2012
20120068889ANTENNA, COMPONENT AND METHODS - An antenna component (and antenna) with a dielectric substrate and a plurality of radiating antenna elements on the surface of the substrate. In one embodiment, the plurality comprises two (2) elements, each of them covering one of the opposite heads and part of the upper surface of the device. The upper surface between the elements comprises a slot. The lower edge of one of the antenna elements is galvanically coupled to the antenna feed conductor on a circuit board, and at another point to the ground plane, while the lower edge of the opposite antenna element, or the parasitic element, is galvanically coupled only to the ground plane. The parasitic element obtains its feed through the electromagnetic coupling over the slot, and both elements resonate at the operating frequency. Omni-directionality is also achieved. Losses associated with the substrate are low due to the simple field image in the substrate.03-22-2012
20120068887Multi-Frequency Antenna - A multi-frequency antenna comprises a first conductor, a second conductor, a feeder conductor, a short-circuit member, a grounding plane and a feeder cable. The first conductor has a serpentine form. The second conductor is parallel to the first conductor and extends in one side of the first conductor. The feeder conductor connects the first conductor and the second conductor. The short-circuit member connects with the second conductor and extends serpentinely with an end thereof connecting with the grounding plane. The short-circuit member is arranged in one side of the second conductor and connects with the second conductor at a near-central point of the second conductor, which divides the second conductor into a first extension and a second extension. The feeder cable includes a central wire connecting with the feeder conductor and an external wire connecting with the grounding plane.03-22-2012
20090184874MULTI-BAND ANTENNA - A multi-band antenna, it comprises: a grounding surface, a supporting base and a radiative metallic portion; the grounding surface has a first shorting point and a second shorting point; the radiative metallic portion is attached to a bottom surface of the supporting base, and includes: a first radiative metallic wire, a radiative metallic sheet, a second radiative metallic wire and a parasitic radiative metallic arm. One end point of the first radiative metallic wire is a feeding end for the antenna, while the other end point is electrically connected to the first shorting point of the grounding surface; the radiative metallic sheet is electrically connected to a section of the first radiative metallic wire; the second radiative metallic wire is surrounded by the first radiative metallic wire, of which one end point is electrically connected to the first radiative metallic wire; one end point of the parasitic radiative metallic arm is electrically connected to the second shorting point of the grounding surface.07-23-2009
20090184876TRIPLE BAND ANTENNA - A triple band antenna includes a feed-in portion, a first radiating portion, a second radiating portion, a third radiating portion and a grounding portion. The first radiating portion is connected to a first side of a first end of the feed-in portion. A second end of the second radiating portion is connected to a second side of the first end of the feed-in portion. The third radiating portion is connected to a third end of the second radiating portion. The grounding portion is located at two sides of the feed-in portion.07-23-2009
20090140927MICROSTRIP ANTENNA - A microstrip antenna that can be linear, co-circular, or dual-circularly polarized having co-planar radiating elements and operating at dual frequency bands wherein an inner radiating element is surrounded by and spaced from an outer radiating element. Each radiating element resonates at a different frequency. In one embodiment of the invention a feed network has a single, cross-shaped, feed line that is positioned between the inner and outer radiating elements and capacitively coupled to the inner and outer radiating elements. In another embodiment of the present invention, the radiating elements are fed separately by first and second feed networks each having a plurality of feed points. The radiating elements each have one active feed point that is either directly or indirectly coupled to its respective feed network.06-04-2009
20090140929ANTENNA APPARATUS - There is provided with an antenna apparatus, including: a finite ground plane; planar elements arranged along and on both sides of a first gap line or a second gap line that is orthogonal to the first gap line; first linear elements connecting the ground plane with the planar elements; an antenna element including a second linear element placed in the first or second gap line and a third linear element placed such that one end of it is connected to one end of the second linear element and an other end of it faces the ground plane; and a feeding point supplying electric power to the other end of the third linear element, wherein a connection point between the second and third linear elements is positioned in an intersection area of the first and second gap lines, and the feeding point is provided in a vicinity of an edge of the ground plane.06-04-2009
20080316112Antennas - An antenna on a substrate, the antenna being symmetrical about a central longitudinal axis of symmetry, the antenna comprising a first portion that is substantially rectangular, a second portion that is substantially rectangular, the first portion and the second portion being spaced from each other and being operatively connected by an intermediate portion.12-25-2008
20080316110Patch Antenna and RFID Inlet - The present invention provides a patch antenna including a dielectric member, and a conductive first radiation element and a conductive ground electrode respectively provided on one and the other surfaces of the dielectric member, the patch antenna further including a conductive second radiation element which has a length different from that of the first radiation element in the direction of resonance, the second radiation element being provided on the one surface of the dielectric member in a state of being insulated from the first radiation element with respect to the direct electric current while being electromagnetically coupled to the first radiation element.12-25-2008
20080316109Antenna Arrangement - An antenna (12-25-2008
20090140931Printed Circuit board having built-in antenna - A printed circuit board having a built-in antenna may include a first unit substrate, in which a ground and a first radiator are formed; a second unit substrate, which is stacked over the first unit substrate, and in which a second radiator having a frequency band different from a frequency band of the first radiator is formed; a pair of striplines, formed in the first unit substrate and connected with the ground; a first via, which connects the first radiator with the second radiator; a pair of second vias, each of which has one end connected with the pair of strip lines respectively; and a connection pattern, which connects the other ends of the pair of second vias to each other. The printed circuit board having a built-in antenna can utilize multiple frequency bands, and can be implemented in a compact size, to be applicable in compact communication devices.06-04-2009
20090021430INFORMATION COMMUNICATION DEVICE - An information communication device comprises a board containing a ground pattern having a prong pattern portion, and an antenna element provided on or over the prong pattern portion of the ground pattern of the board and having an oblique surface, which contains at least a part of a radiation board, to the ground pattern.01-22-2009
20090015483Wafer-Scale Phased Array - An antenna array includes at least a first and a second substrate; a plurality of radiators located proximate to a surface of the first substrate opposite the second substrate; at least a first ground plane located between the first and the second substrate, the ground plane having a plurality of slots located therein; and a plurality of feed lines located proximate to a surface of the second substrate opposite the first substrate.01-15-2009
20090015484Antenna and Method of Manufacturing an Antenna - An antenna (01-15-2009
20090015482GPS antenna module and manufacturing method thereof - A GPS (Global Positioning System) antenna module includes a substrate, a first insulating layer, and a second insulating layer. The substrate is set on a bottom surface of a patch antenna. The first insulating layer is coated on the substrate and a layout circuit is formed thereon. A plurality of electronic elements are integrated on the substrate according to the layout circuit. Furthermore, the second insulating layer is coated on the first insulating layer to completely shield the electronic elements integrated on the substrate. Hence, the distance between the electronic elements and the antenna of the present invention can be shortened, space on the PCB and in the shielding case is saved. Moreover, an optimal high frequency character can be achieved, the volume of the antenna module is effectively reduced, the process is simplified, and production costs are reduced.01-15-2009
20090051595MULTI-BAND ANTENNA, AND ASSOCIATED METHODOLOGY, FOR A RADIO COMMUNICATION DEVICE - An antenna, and an associated methodology, for a portable radio device, such as a mobile station capable of operation at a plurality of frequency bands spread across a wide range of frequencies. The antenna includes a first antenna patch and a second antenna patch. The first antenna patch comprises an L-shaped patch disposed upon a substrate. A second antenna patch forms a folded patch formed of three contiguous portions, folded about fold lines in a manner to cause the second antenna patch to include a first contiguous portion that extends upwardly beyond the first antenna patch at an angle perpendicular thereto. Second and third contiguous portions are formed by folding additional portions of the second antenna patch about additional fold lines.02-26-2009
20090051596MULTI-BAND ANTENNA, AND ASSOCIATED METHODOLOGY, FOR A RADIO COMMUNICATION DEVICE - An antenna, and an associated methodology, for a portable radio device, such as a mobile station capable of operation at a plurality of frequency bands spread across a wide range of frequencies. The antenna includes a dielectric substrate and a monopole disposed about the substrate. The monopole includes a first end having a feed point connection and is folded in a serpentine manner about at least three planar surfaces of the substrate. A first patch element improves matching at a first frequency band, extends from the monopole. A second patch element improves matching at a second frequency band, extends from the monopole and is proximate to the feed point connection. A third patch element improves matching at a third frequency band, extends from a second end of the monopole, opposed to the feed point connection.02-26-2009
20090051601ANTENNA DEVICE FOR PORTABLE TERMINAL - An antenna includes a dielectric substrate on which a via hole is formed; a radiation patch attached onto the dielectric substrate and connected to the via hole; a ring-shaped first radiation pattern formed on the dielectric substrate and has a part connected to the radiation patch; and a ring-shaped second radiation pattern formed on the dielectric substrate and has a part connected to the radiation patch. The radiation patch, the first radiation pattern and the second radiation pattern each receive a feeding through the via hole, and operate in different frequency bands. The antenna device for a portable terminal has the radiation patch and the first and second radiation patterns, which resonate in different frequency bands, so that it can operate in various frequency bands.02-26-2009
20090051600ANTENNA STRUCTURE - An antenna structure includes a circuit board with a ground surface and a printed antenna. The printed antenna includes a signal feed-in portion, a first radiating unit connected to the signal feed-in portion and a second radiating unit connected to the first radiating unit and has a plurality of printed layers. The first radiating unit diverges and forms a first radiating element having a first turning portion and a second radiating element at a first end, and the first radiating element and the second radiating element are combined at a second end. The second radiating unit includes a third radiating element, a fourth radiating element, a second turning portion located between the third radiating element and the second end and a third turning portion located between the third radiating element and the fourth radiating element. A distance is formed between the fourth radiating element and the ground surface.02-26-2009
20090051597ANTENNA, AND ASSOCIATED METHOD, FOR A MULTI-BAND RADIO DEVICE - Antenna apparatus, and an associated method, for a mobile station, or other radio device. A folded conducting strip is formed upon multiple sides of a cube-shaped, or other three-dimensional substrate of small dimensions. The conducting strip exhibits resonance at multiple frequencies, such as at frequencies encompassing the 800/900/1800/1900/2200 MHz frequencies. Because of the positioning of the conducting strip upon the multiple sides of the substrate, a conducting strip of increase length is provided while permitting the dimensional requirements of the antenna structure to be small. Multiple antennas are able to be positioned at the radio device to provide for multiple-input, multiple-output radio operation.02-26-2009
20090167609ANTENNA FOR WWAN - An antenna for WWAN is disclosed, which includes a first radiating metal strip, a second radiating metal strip, a first ground strip, a connecting metal strip and a second ground strip. The first radiating metal strip has a first portion and a second portion. The second radiating metal strip is independent. The first portion is coupled with the second radiating metal strip to induce a first resonance. The second portion cooperates with the second radiating metal strip to induce a second resonance. The connecting metal strip connects the first radiating metal strip to the first ground strip. The second ground strip is independent. The ground strips are used for grounding effect and can be selectively connected to a ground end of a wireless electronic device. Therefore, the antenna can be mounted in any place of the wireless electronic device, and has stable electrical characteristic.07-02-2009
20110227795ANTENNA STRUCTURES - Antenna structures and configurations which incorporate alignment keys and support structures which mate Composite Right and Left Handed (CRLH) metamaterial (MTM) structures formed on two or more substrates.09-22-2011
20110227794PACKAGE INVERTED F-ANTENNA - In described embodiments, a package inverted-F antenna is disclosed. The inverted-F antenna (IFA) is printed on a semiconductor package, and conductive bonding material is applied to leads of the IFA and terminal pads of a substrate when bonding the package to the substrate holding a semiconductor die. Wire leads couple the output terminals of the die to the terminal pads and, hence, the IFA.09-22-2011
20090073051FLAT DUAL-BAND ANTENNA - A flat dual-band antenna includes a radiating unit, a grounding unit and a feeding unit. One end of the grounding unit is connected with the radiating unit, and the other end of the grounding unit is grounded. The grounding unit has a gradual width-changing section. The radiating unit is divided into a first radiating portion and a second radiating portion by the grounding unit. The feeding unit is connected with the junction of the first and second radiating portions, and electrically connected with the radiating unit and the grounding unit.03-19-2009
20090085810INTEGRATED CIRCUIT PACKAGE INCLUDING MINIATURE ANTENNA - The present invention relates to an integrated circuit package comprising at least one substrate, each substrate including at least one layer, at least one semiconductor die, at least one terminal, and an antenna located in the integrated circuit package, but not on said at least one semiconductor die. The conducting pattern comprises a curve having at least five sections or segments, at least three of the sections or segments being shorter than one-tenth of the longest free-space operating wavelength of the antenna, each of the five sections or segments forming a pair of angles with each adjacent segment or section, wherein the smaller angle of each of the four pairs of angles between sections or segments is less than 180° (i.e., no pair of sections or segments define a longer straight segment), wherein at least two of the angles are less than 115°, wherein at least two of the angles are not equal, and wherein the curve fits inside a rectangular area the longest edge of which is shorter than one-fifth of the longest free-space operating wavelength of the antenna.04-02-2009
20090096675SUPER WIDE BANDWIDTH COUPLING ANTENNA - A super wide bandwidth coupling antenna comprises a first radiation portion made of electric conductor; the first radiation having a body and a feeding frame extending from a body of the first radiation portion; a second radiation portion formed by an electric conductor; a supporting frame extending from a body of the second radiation portion; a ground portion made of electric conductor; one end of the ground portion being connected to the supporting frame of the second radiation portion; a signal feeding wire having a main signal end wire which is electrically connected to the feeding frame of the first radiation portion; a ground end wire of the signal feeding wire being electrically connected to the ground portion; an isolation post for positioning the first radiation portion and second radiation portion with an insulating gap between the first radiation portion and second radiation portion.04-16-2009
20090096677DUAL BAND ANTENNA - A dual band antenna covering both DTV and ISM bands is provided in the present invention. The antenna includes a signal line, a coupling block, a ground part and at least a floating metal strip, wherein the signal line and the coupling block are etched on upside of a substrate and connected with each other with an inset feeding structure, and the ground part and the floating metal strip are etched on backside of the substrate.04-16-2009
20090096678ANTENNA FOR RADIO FREQUENCY IDENTIFICATION TAG - An antenna for an RFID tag having an RFID tag chip includes a dielectric material, a radiating patch radiating a signal from the RFID tag chip, and a feed line supplying power to the RIFD tag chip through magnetic-coupling with the radiating patch. Accordingly, a small antenna that can be attached to metal can be realized.04-16-2009
20110227793MULTI POLARIZATION CONFORMAL CHANNEL MONOPOLE ANTENNA - A conformal channel monopole antenna system includes: a housing; a cavity formed within the housing; and a substrate covering the cavity. The substrate includes a first elongated radiating element coupled to two opposing sides of the top surface of the housing at two opposing ends in a first direction; a second elongated radiating element coupled another two opposing sides of the top surface of the housing at two opposing ends in a second direction orthogonal to the first direction; a first feed port at one end of the first elongated radiating element; and a second feed port at one end of the second elongated radiating element. The first elongated radiating element is configured to radiate a first type of polarization and the second elongated radiating element is configured to radiate a second type of polarization simultaneously with the first type of polarization.09-22-2011
20090231207CIRCULARLY POLARIZED PATCH ANTENNA WITH SINGLE SUPPLY POINT - An antenna for circularly polarized radiation having a lamina of electrically conductive material with a generally square shape and a first chamfer on a first vertex of the generally square shape. The chamfer determines an asymmetrical shape of the lamina.09-17-2009
20090231204MINIATURE ANTENNA FOR WIRELESS COMMUNICATIONS - An antenna and a method for direct matching the antenna to a transceiver is provided. The method includes designing the antenna to directly match an antenna impedance to at least one of an input impedance of the transceiver and an output impedance of the transceiver. The step of designing includes modeling the antenna and the transceiver and implementing an electromagnetic field simulation using a human body phantom model with the antenna to determine the value of an antenna parameter for the antenna model. The antenna for a communication device having a transceiver, includes an antenna element directly coupled with the transceiver having a transmitter and a receiver, an antenna parameter of the antenna element being tuned so that the real part of the impedance of the antenna is maximized, and a plate for optimizing the reactive part of the impedance of the antenna. The impedance of the antenna is directly matched to at least one of an impedance of the transmitter and an impedance of the receiver. The method for antenna design includes providing estimate of a package, designing possible realization(s) of the antenna given the space limitations of the package to realize maximum power transfer around the head, for a given design of LNA and PA, generating power efficiency maps for all possible bias realizations versus all possible impedance values of the antenna, and modifying the antenna design in order to maximize the overall link efficiency.09-17-2009
20090231206LOW COST INTEGRATED ANTENNA ASSEMBLY AND METHODS FOR FABRICATION THEREOF - A conductive layer is applied to a thermoformed plastic component to form an integrated antenna assembly. The conductive layer is on a flexible layer and adhered or attached to the rigid thermoformed plastic carrier. Features are designed into the thermoformed plastic carrier to provide electrical contacts from the conductive layer to the circuit board of the communication device and to mechanically attach the carrier to the circuit board. Multiple conductive layers can be applied to a multi-layered thermoformed structure to form a multi-antenna assembly.09-17-2009
20090231205CARBON NANOTUBE BASED VARIABLE FREQUENCY PATCH-ANTENNA - A carbon nano-tube based variable frequency patch antennas which utilizes a dense network of semiconducting carbon nanotubes as the antenna patch is provided. In preferred embodiments, the resonant frequency of the antenna can be tuned electrically by adjusting appropriate sections of its back-gate, thus altering the effective size of the patch antenna and radiation beam direction can be formed and stirred. In one embodiment, a patch antenna comprises a dense network or thick layer of semiconducting carbon nanotubes grown or deposited on an oxide layer to form a carbon nanotube patch and a partitioned backgate is positioned below the oxide layer with a ground-plane formed from a thin layer of metal. In other embodiments, a patch antenna includes an array of carbon nanotube patches and the ground-plane doubles as the backgate.09-17-2009
20090231203Antenna Configuration and Use Thereof - The invention relates to an antenna configuration, comprising at least one electrically insulating carrier substrate and at least one electrically conductive layer applied on at least one side of the carrier substrate, the electrically conductive layer having a first area region and a second area region, and the first area region of the electrically conductive layer having the form of at least one antenna structure. The at least one antenna structure is present in a manner electrically insulated from the second area region of the electrically conductive layer, and the second area region of the electrically conductive layer is subdivided, at least in regions directly adjacent to the at least one antenna structure, into island regions that are at least electrically insulated from one another. The at least one antenna configuration is suitable for use for contactlessly coupled transponders, in particular for RFID Tags or Smart Tags.09-17-2009
20090231202ANTENNA STRUCTURE - An antenna structure of an information communication terminal, the antenna structure including: a frame having a three dimensional shape; an antenna pattern formed in the frame; and a circuit lumped element mounted on a surface of the antenna pattern. In the antenna structure, an antenna is directly provided on the frame such that a sufficient antenna characteristic can be ensured in a small space, thereby realizing a slim and miniaturized information communication terminal.09-17-2009
20090231201Dual Antenna and Methods - A dielectric dual antenna (09-17-2009
20090231199CARRIER AND DEVICE - A carrier that extends in three mutually orthogonal directions, X, Y and Z, when in use and which comprises a back surface defining a first XY-plane and a side surface defining an XZ-plane, whereby the carrier comprises an antenna pattern. The antenna pattern comprises a wider branch that is located on the back surface of the carrier, and a narrower branch that comprises a first section that extends substantially along the Z-direction of the side surface and a second section that extends substantially in the X-direction of the side surface.09-17-2009
20090015488HIGH DIELECTRIC ANTENNA SUBSTRATE AND ANTENNA THEREOF - A high dielectric antenna substrate includes a first dielectric layer having a first dielectric constant, and a second dielectric layer having a second dielectric constant. The second dielectric layer is formed on one surface of the first dielectric layer. The second dielectric constant is lower than the first dielectric constant. Furthermore, a first metal layer and a second metal layer are optionally formed on the same surface or two surfaces of the first dielectric layer to compose a capacitor.01-15-2009
20090015485Method and Apparatus for Packaging an Integrated Chip and Antenna - In an illustrative embodiment, an apparatus includes at least one antenna structure located on a first surface of a first substrate; at least one pad located on the first surface of the first substrate; and at least one via traversing the first substrate and thereby connecting the at least one pad located on the first surface of the first substrate to at least one pad located on a second surface. The at least one pad located on the first surface of the first substrate is operatively coupleable to at least one pad located on a surface of an integrated circuit and the at least one pad located on the second surface is operatively coupleable to at least one pad located on a surface of a printed circuit board. The at least one via is thereby operative to couple the at least one pad located on the surface of the integrated circuit and the at least one pad located on the surface of the printed circuit board.01-15-2009
20110221638INTERNAL LC ANTENNA FOR WIRELESS COMMUNICATION DEVICE - An L-shape Corner (LC) Antenna uses an L shaped antenna on the corner of a circuit board of a wireless device. The low band element is positioned and designed to be resonate along the long edge of the adjacent ground plane while the high band element (H) is positioned and designed to be resonate along the short edge of the adjacent ground plane. The PCB (printed circuit board) of the wireless device that the antenna is integrated into can provide the ground plane function. The single antenna element provides two separate radiating sections that allow for optimization of low and high band resonances that are often required to service the cellular and other wireless frequency bands. The two radiating sections of the antenna provide different polarizations for the two resonances that assist in de-coupling the two resonances from each other. Both antenna elements can be an Isolated Magnetic Dipole (IMD) antenna; conversely, one of the two antenna elements can be an IMD element.09-15-2011
20080291092SEMICONDUCTOR DEVICE - A semiconductor device includes a first level layer, a transmitting antenna provided on the first level layer and extending in a first direction, a receiving antenna provided on the first level layer and extending in the first direction, and a plurality of first wiring portions provided on the first level layer and extending in a second direction that makes an angle of 45 to 90 degrees with respect to the first direction.11-27-2008
20090109097MULTIPLE FREQUENCY BAND ANTENNA - A multiple frequency band antenna for a wireless communication device includes a first radiating element, a connecting element and a second radiating element. The connecting element has an end connected to the first radiating element and includes a feeding point and a ground terminal. The second radiating element has a first terminal connected to the other end of the connecting element and a second terminal externally extended and bent for several time. The second radiating element is externally extended in the direction substantially parallel with the connecting element and has a longer path length compared with the first radiating element. The first radiating element is configured to transmit and receive wireless signals in multiple first frequency bands. The second radiating element is configured to transmit and receive wireless signals in multiple second frequency bands. The frequencies of the first frequency bands are higher than those of the second frequency bands.04-30-2009
20090002239MICRO-STRIP ANTENNA WITH L-SHAPED BAND-STOP FILTER - A micro-strip antenna includes an L-shaped coupler, a set of micro-strip antennas, and an L-shaped band-stop filter. The set of micro-strip antennas includes at least one rectangular micro-strip antenna unit and a micro-strip line. The rectangular micro-strip antenna unit is coupled to the micro-strip line. The micro-strip line is coupled to the first end of the coupler. The band-stop filter is disposed along a corner of the rectangular micro-strip antenna unit, and is disposed between the antenna unit and the coupler without being physically connected to the antenna unit and the coupler. The width, length, and position of the L-shaped band-stop filter can be determined for the specific band-stop frequency and to optimize its coupling extent with the L-shaped coupler.01-01-2009
20090102723Dual moded stacked microstrip patch antenna - A dual moded stacked microstrip patch antenna includes an integrated first lower antenna element having probes excited at a higher transverse magnetic order mode and a second upper antenna element with probes excited at a lower order transverse magnetic mode. Distinct probe locations and phase offset signals are supplied to each of the probes in each of the first and second antenna elements to support the higher and lower order mode of operation.04-23-2009
20090243938ANTENNA FOR A WIRELESS PERSONAL AREA NETWORK AND A WIRELESS LOCAL AREA NETWORK - An antenna includes a T-shaped radiating element and a coupling element. The radiating element includes opposite first and second radiating portions, and a feeding portion that extends transversely to the first and second radiating portions and that is connected to a junction of the first and second radiating portions. The coupling element is disposed between the second radiating portion and the feeding portion of the radiating element, and is coupled electromagnetically to at least one of the second radiating portion and the feeding portion of the radiating element.10-01-2009
20090213011Dual-band dual-feed antenna - An antenna includes an open loop conductor, a pair of feeding points, and a conductive arm. The open loop conductor includes a loop element that has opposite first and second ends, and first and second feeding elements, each of which is connected to a respective one of first and second ends of the loop element. Each of the feeding points is provided on a respective one of the first and second feeding elements. The conductive arm extends from the open loop conductor.08-27-2009
20090243937Two-tier wide band antenna - A two-tier wideband antenna comprising a chip of a dielectric material with an upper radiating structure and a lower radiating structure, the dielectric chip being mounted on an insulating carrier substrate which includes a feed-line to connect the antenna to a transceiver device. The lower radiating structure comprises two side elements which have a large aspect ratio so as to reduce the frequency of the lower band edge of the frequency response of the antenna when compared with the frequency response of a monopole patch antenna fabricated on a similar dielectric chip. The antenna of the present invention is suitable for operation over an ultra wideband, e.g. a frequency range extending from 3.1 to 10.6 GHz10-01-2009
20090243939MICROSTRIP ANTENNA - A microstrip antenna positioned on a substrate includes a feeding portion, a grounding portion, and a radiating portion. The substrate includes a first surface and a second surface opposite to the first surface. The feeding portion is positioned on the first surface. The grounding portion is positioned on the second surface. The radiating portion is positioned on the first surface, and includes a first radiator, a second radiator in zigzag shape, and a third radiator. The first radiator includes a first radiating section and a second radiating section. The third radiator includes a third radiating section and a fourth radiating section. The first radiating section, the second radiating section, the second radiator, the third radiating section, and the fourth radiating section are perpendicular to one another connected one by one in sequence. The first radiator and the third radiator co-define a receiving area, and the second radiator is positioned in the receiving area.10-01-2009
20090243936DUAL-BAND INVERTED-F ANTENNA - A dual-band inverted-F antenna including a radiation element, a ground element, a conductive pin, and a signal feed-in portion is described. The radiation element includes a loop portion, a first radiation portion, and a second radiation portion. After being fed in through the signal feed-in portion, a first band signal and a second band signal are wirelessly transmitted/received by the first radiation portion and the second radiation portion respectively in one aspect, and transmitted to the conductive pin through the loop portion and finally to the ground element in another aspect. The loop portion is directly short-grounding, such that the bandwidths of the first and the second band signals in operation are increased, thereby improving the overall radiation efficiency.10-01-2009
20090243941HALF-MODE SUBSTRATE INTEGRATED ANTENNA STRUCTURE - The present invention relates to a half mode substrate integrated antenna structure 10-01-2009
20090243935PLANE SUPER WIDE BAND COUPLING ANTENNA - A plane super wide band coupling antenna comprises an isolating substrate for installing with a metal thin film layer by printing; a first radiating portion being a metal thin film layer printed upon the isolating substrate; the first radiating portion having a coupling section and being extended with a feeding point; a second radiating portion being a metal thin film layer printed upon the isolating substrate; the second radiating portion extending from a ground portion on the isolating substrate and being a bended structure; the second radiating portion being formed with gaps with the first radiating portion; the ground portion being formed by a metal thin film layer; one end thereof being electrically connected to the second radiating portion; a signal feeding wire being a coaxial cable; and the main signal wire of the signal feeding wire being electrically connected to the feeding point of the first radiating portion.10-01-2009
20090256753DTV Antenna Apparatus - The present invention discloses a DTV antenna apparatus build in a portable device. The portable device includes a system ground. The DTV antenna includes a ground plane with a short circuit point, an extending metal arm with a grounding point and a radiation element. The ground plane is the system ground. The radiation element and the ground plane are arranged in parallel to each other. The extending metal arm connects with the short circuit point. The antenna receives signals with frequencies in the range from 470 MHz to 870 MHz. The radiation element includes a radiation arm and a parasitic arm. The radiation arm has a feeding terminal. The parasitic arm connects with the short circuit point.10-15-2009
20090262023ANTENNA ASSEMBLY, PRINTED WIRING BOARD AND DEVICE - Antenna assembly may include a dielectric substrate having a relative dielectric constant (ε10-22-2009
20090256755PLANAR ANTENNA - An antenna includes a dielectric substrate, a grounding plane, first and second grounding elements, and first and second radiating elements. The grounding plane is formed on the dielectric substrate. The first and second grounding elements are formed on the dielectric substrate, have a curved shape and a size that are identical, and are connected to the grounding plane. The first and second radiating elements are formed on the dielectric substrate, have a curved shape and a size that are identical, are operable in the same frequency range, and are connected to the first and second grounding elements, respectively.10-15-2009
20090128419MULTI-FREQUENCY ANTENNA - The present invention discloses a multi-frequency antenna, which comprises a radiation conductor, a parasitic conductor, a feeder cable and a ground plane. The radiation conductor comprises a feeder member, a first radiation arm and a second radiation arm. The feeder cable comprises a central cable and an outer cable. The feeder member has a coupling side. The parasitic conductor is connected with the ground plane and has a coupling side arranged along the contour of the coupling side of the feeder member. The coupling side of the parasitic conductor and the coupling side of the feeder member have a gap there between. The first and second radiation arms excite a low-frequency resonant mode, and the parasitic conductor excites a high-frequency mode. Therefore, the multi-frequency antenna of the present invention not only covers several operational frequency bands and has a UWB feature, but also has a simplified structure.05-21-2009
20090256756DUAL FREQUENCY ANTENNA AND COMMUNICATION SYSTEM - A dual frequency antenna includes a first scythe-shaped arm and a second scythe-shaped arm. The first scythe-shaped arm is configured for operating in a first band. The second scythe-shaped arm is configured for operating in a second band and includes an inverted-T-shaped strip with a foot of the inverted-T-shaped strip connected to the second scythe-shaped arm. The first scythe-shaped arm is attached to the second scythe-shaped arm at an apex. A head of the inverted-T-shaped strip is closer to the apex than the foot. A communication system is also provided.10-15-2009
20090256754ANTENNA HAVING A DIVERSITY EFFECT - An antenna includes a dielectric substrate, a grounding plane, first and second grounding elements, and first and second radiating elements. The grounding plane is formed on the dielectric substrate and is disposed between the first and second radiating elements. The first and second grounding elements extend from the grounding plane away from each other. The first and second radiating elements are coupled electromagnetically to the first and second grounding elements, respectively.10-15-2009
20100039330DUAL-BAND ANTENNA - A dual-band antenna is disposed on a substrate having an antenna-mounted surface. The dual-band antenna includes a first radiating unit, a second radiating unit, and a feeding terminal. The first radiating unit is disposed opposite to the antenna-mounted surface of the substrate, and at least has a first side, a second side and, a third side. The first side is opposite to the third side, and the length of the first side is not equal to that of the third side. The second side is connected to the first side and the third side. The second radiating unit is connected to the first side of the first radiating unit. The feeding terminal is connected to the third side of the first radiating unit and the antenna-mounted surface of the substrate.02-18-2010
20100156725Dual Polarization Planar Radiating Element and Array Antenna Comprising Such a Radiating Element - A dual-polarization planar radiating element having an external metal grid, at least one metal patch concentric with the external metal grid and a cavity separating the metal grid and the metal patch, the grid and the patch having a polygonal shape delimited by at least four pairwise opposite sides, and two orthogonal directions of polarization associated with two orthogonal electric fields Ev and Eh, at least one of the directions of polarization being parallel to two sides of the polygon. Each side of the metal patch parallel to a direction of polarization is linked electrically to a zone of the external grid where one of the electric fields Ev or Eh is a minimum. The invention exhibits the advantage of reducing the phenomenon of electrostatic discharges in the planar radiating elements without significantly modifying the response of the radiating element subjected to an orthogonally polarized wave.06-24-2010
20090315781Dual-Band Antenna - A dual-band antenna has a feeding conductor with a feeding point and a connecting portion extending downwardly from the feeding conductor. A first radiating conductor and a loop protrusion respectively extend outward from two opposite sides of the connecting portion. A grounding portion faces the loop protrusion and is spaced apart from the feeding conductor to form a small gap therebetween. A loop connection is disposed away from the feeding conductor and connects an upper portion of the loop protrusion and an upper portion of the grounding portion.12-24-2009
20120194392ANTENNA AND INFORMATION TERMINAL APPARATUS - This antenna includes: a ground conductor part; and a radiation conductor part that is disposed substantially parallel to and a predetermined distance apart from the ground conductor part and has a feeding point to which a high-frequency signal is fed, in which surface roughness of a predetermined region of at least one of the ground conductor part and the radiation conductor part is equal to or less than twice skin depth at an operating frequency.08-02-2012
20100149042WIRELESS COMMUNICATION WITH A MEDICAL IMPLANT - An apparatus for providing transdermal wireless communication includes medical implant circuitry; a transceiver coupled to the medical implant circuitry; a first metal surface having an end portion and a base portion; a second metal surface parallel to the first metal surface and connected to the first metal surface by a conductor, the second metal surface being separated from the first metal surface by a dielectric layer; a first radiating element tuned to a first frequency and disposed within the dielectric layer between the first metal surface and second metal surface; and a feed structure in electrical communication with the transceiver and the first radiating strip. The first radiating element has a first reactive portion at a first end thereof, a second reactive portion at a second end thereof, and a first radiating strip extending between the first reactive portion and the second reactive portion.06-17-2010
20100149041BOARD-TO-BOARD RADIO FREQUENCY ANTENNA ARRANGEMENT - A radio frequency (RF) antenna arrangement for an electronic device includes a conductive ground reference element formed on a first circuit board, and a conductive antenna radiating element formed on a second circuit board. The two boards are coupled together such that the conductive ground reference element and the conductive antenna radiating element are facing each other. The RF antenna arrangement also includes a conductive radiating leg element for the conductive antenna radiating element, an electrical contact pin mounted on the first circuit board, and a conductive ground leg element that electrically couples the conductive antenna radiating element to the conductive ground reference element. The electrical contact pin is in physical and electrical contact with the conductive radiating leg element, and the electrical contact pin facilitates RF signal transmission to and from the conductive radiating leg element.06-17-2010
20100156726DUAL FEED ANTENNA - A multi-port antenna structure for a wireless-enabled communications device includes a coupler-antenna having a first antenna port for transmitting electromagnetic signals and a second antenna port for receiving electromagnetic signals. The coupler-antenna is positioned on a chassis of the wireless enabled communications device to transmit energy between the chassis and the first and second antenna ports. Resonant modes of the chassis for one antenna port are orthogonal to resonant modes of the chassis for the other antenna port, such that the first and second antenna ports are isolated from each other.06-24-2010
20100156724ANTENNA APPARATUS - Disclosed is an antenna apparatus, including: a multi-layer substrate having at least two substrates in a stacking manner and having a first through hole; an amplifying circuit on one face of the multi-layer substrate; a ground pattern formed between two adjacent substrates of the multi-layer substrate; an antenna pattern formed on the other face of the multi-layer substrate; and a first comb electrode having comb teeth and a second comb electrode having comb teeth, both of which are formed around the antenna pattern on the other face of the multi-layer substrate. The first comb electrode is electrically connected to the antenna pattern. The second comb electrode is electrically connected to the ground pattern through the first through hole. The comb teeth of the first comb electrode and the comb teeth of the second comb electrode are spaced from one another at predetermined intervals in a staggered manner.06-24-2010
20090295644ANTENNAS BASED ON A CONDUCTIVE POLYMER COMPOSITE AND METHODS FOR PRODUCTION THEREOF - The present disclosure describes antennas based on a conductive polymer composite as replacements for metallic antennas. The antennas include a non-conductive support structure and a conductive composite layer deposited on the non-conductive support structure. The conductive composite includes a plurality of carbon nanotubes and a polymer. Each of the plurality of carbon nanotubes is in contact with at least one other of the plurality of carbon nanotubes. The conductive composite layer is operable to receive at least one electromagnetic signal. Other various embodiments of the antennas include a hybrid antenna structure wherein a metallic antenna underbody replaces the non-conductive support structure. In the hybrid antennas, the conductive composite layer acts as an amplifier for the metallic antenna underbody. Methods for producing the antennas and hybrid antennas are also disclosed. Radios, cellular telephones and wireless network cards including the antennas and hybrid antennas are also described.12-03-2009
20120139793HIGH ISOLATION MULTIBAND MIMO ANTENNA SYSTEM - The high isolation multiband MIMO antenna system is a multi-band dual and quad antenna for multiple-input-multiple-output (MIMO) antenna systems. Element and ground plane geometries that can cover a wide range of frequency bands (780 MHz-5850 MHz) are based on the varying some simple geometrical lengths and widths of the elements and ground planes. The MIMO antenna systems can be used for next generation cellular and wireless MIMO communication systems. Several isolation enhancement schemes increase the isolation between adjacent antenna elements. Any combination of the isolation and MIMO antenna system geometries can be created to support different wireless system standards. The novel MIMO antenna systems are disposed within a dielectric substrate area of 50×100 mm06-07-2012
20090115665Multi-band antenna - A multi-band antenna, being made from an integrated metal patch, includes a grounding element, a first antenna and a second antenna, both of which are works in wireless local area net, and a third antenna working in wireless wide area net. The first, second, and third antennas extends from the grounding element and substantially along a lengthwise direction.05-07-2009
20100001906RADIO FREQUENCY (RF) INTEGRATED CIRCUIT (IC) PACKAGES HAVING CHARACTERISTICS SUITABLE FOR MASS PRODUCTION - A radio-frequency integrated circuit chip package with N integrated aperture-coupled patch antennas, N being at least one, includes a cover portion with N generally planar patches, and a main portion coupled to the cover portion. The main portion in turn comprises at least one generally planar ground plane spaced inwardly from the N generally planar patches and substantially parallel thereto. The ground plane is formed with at least N coupling aperture slots therein. The slots are substantially opposed to the patches. The main portion also includes N feed lines spaced inwardly from the N generally planar patches and substantially parallel thereto, and at least one radio frequency chip coupled to the feed lines and the ground plane. The cover portion and the main portion cooperatively define an antenna cavity, with the N generally planar patches located in the antenna cavity. Fabrication techniques are also described. In some embodiments, N is two or more and a phased array is formed.01-07-2010
20090079638BROADBAND ANTENNA UNIT COMPRISING A FOLDED PLATE-SHAPED MONOPOLE ANTENNA PORTION AND TWO CONDUCTIVE ELEMENTS - In a broadband antenna unit including a ground plate, an antenna element disposed in the vicinity of an end of the ground plate, and a dielectric substrate for mounting the antenna element therein, the antenna element includes a folded plate-shaped monopole antenna portion having a U-shape in cross section, a first conductive element extending from a first location of the folded plate-shaped monopole antenna portion, and a second conductive element extending from a second location of the folded plate-shaped monopole antenna portion. The antenna element is disposed on the side of one side edge of the ground plate. The broadband antenna unit has a feeding point between the ground plate and the antenna element that is disposed at a feeding position apart from the one side by a predetermined distance.03-26-2009
20100259451Digital Television Antenna - A digital television antenna comprises a baseplate having a first surface and a second surface; a radiation conductor arranged on the first surface and having a main portion and extension portions; a coupling conductor arranged on the second surface and corresponding to the radiation conductor, wherein a first conductor and a second conductor extend from one end of the coupling conductor and wriggle on the second surface; a short-circuit member, wherein one end of the short-circuit member is connected to another end of the coupling conductor; and a grounding plane connected to another end of the short-circuit member. The coupling of the radiation conductor, the coupling conductor, the first conductor and the second conductor provides the standard frequency bands of the digital TV, whereby the antenna volume is greatly reduced, wherefore the digital TV antenna of the present invention features both a wide bandwidth and a miniaturized size.10-14-2010
20100182202MULTIBAND ANTENNA - A multiband antenna is located on a substrate and comprises a first radiator, a second radiator, a feeding portion, a grounding portion and a third radiation. The first radiator transmits at least two frequency band signals. The second radiator is connected to the first radiator, and is arranged so as to surround the first radiator. The feeding portion feeds electromagnetic signals to the first radiator and the second radiator. The third radiator is located between the grounding portion and the second radiator, and electrically connected to the grounding portion.07-22-2010
20100188292Antenna - Antenna that offer simple mounting and possibility for modification, where the antenna element of electrical conductive material have a spacer of electrical insulator applied by adhesive and where the spacer also have adhesive intended for mounting on substrate of for example printed circuit board. The antenna offer big possibility to design antennas for different communication bands and different sizes without need for customisation of either carrier or printed circuit board.07-29-2010
20100001908Digital Television Antenna - A digital television antenna built in a portable device. The portable device has a system ground board. The digital television antenna includes a parasitic arm and a signal feeding arm. The parasitic arm has a ground point and at least one bending portion. The shape of the parasitic arm is a step-like form. The ground point of the parasitic arm touches the system ground board of the portable device. The signal feeding arm has a main portion and a feeding terminal for receiving a digital television signal with a frequency from 470 MHz to 870 MHz. The shape of the main portion is approximate to a rectangle.01-07-2010
20100013717ANTENNA INTEGRATED IN A PRINTED CIRCUIT BOARD - An antenna for mounting in or on a non-conducting substrate, the antenna comprising a radiation element, a ground plane, coupling means for coupling the ground plane to the radiation element, and feeder means for connecting the antenna to other devices. The radiation element, the ground plane and the coupling means are separated from each other by the substrate, and the radiation element is so shaped and positioned with respect to the ground plane as to define a range of distances between a first edge of the ground plane and a first edge of the radiation element.01-21-2010
20080204324Patch Antenna and Method for Producing a Patch Antenna - In the present invention, a patch antenna wherein electric waves in two frequency bands can be transmitted and received is provided with smaller dimensions and a lower cost than in the conventional arts. The patch antenna has a radiation electrode and a ground conductor disposed to oppose each other, and has dielectrics in the gap between the radiation electrode and the ground conductor. The radiation electrode and the ground conductor are made of a material being excellent in electric conductivity. The radiation electrode is rectangular in a plan view. A power supplying part is disposed at a position having substantially the same distance from the opposing two sides of the radiation electrode. The thickness of the dielectrics differs with a boundary located at the position of distance a from one terminal side of the radiation electrode in the longer-side direction of the radiation electrode.08-28-2008
20100013715ANTENNA - An antenna includes a first radiating conductor and a second radiating conductor. The first radiating conductor defines a first edge, a second edge and a lateral edge connecting the first edge and the second edge. The second radiating conductor has a main body spaced away from the second edge and connected to an end of the first radiating conductor far away from the lateral edge by a first connecting portion and extending towards the lateral edge. A free end of the main body bends to the second edge to form a second connecting portion spaced away from the lateral edge. A radiating end bends oppositely to the first radiating conductor from an end of the second connecting portion and is adjacent to the second edge. A feeding conductor and a grounding conductor are connected to an edge of the first radiating conductor different from the first edge and the lateral edge.01-21-2010
20100013713MULTIPLE FREQUENCY BAND ANTENNA - A multiple frequency band antenna includes a common connecting element, a first radiating element, a second radiating element, a common feeding point and a common ground terminal. The common connecting element includes a connecting part and a turning part, which are arranged in different planes. The first radiating element is connected with the connecting part of the common connecting element. The second radiating element is connected with the turning part of the common connecting element. The second radiating element has a longer path length compared with the first radiating element. A combination of the common connecting element and the first radiating element is configured to transmit and receive wireless signals in a first frequency band. A combination of the common connecting element and the second radiating element is configured to transmit and receive wireless signals in a second frequency band.01-21-2010
20100019975Flat antenna structure - The invention relates to a flat antenna structure. The flat antenna structure includes a first metal plate, an intermediate layer, a metal ring, and a second metal plate. The intermediate layer has a first hole, and the intermediate layer is installed above and connected to the first metal plate. The metal ring is connected to the first metal plate through the first hole. The second metal plate has a second hole. The second metal plate is connected to the metal ring and the first metal plate. The intermediate layer and the metal ring are wrapped by the first metal plate and the second metal plate. The second metal plate can be electrically connected to the first metal plate via the metal ring, and a resonator is formed between the first metal plate and the second metal plate. A characteristic of the flat antenna can be adjusted by changing the diameters of the first hole and the metal ring.01-28-2010
20100188295Electronic device and antenna module - An antenna module for wireless signal transmission of an electronic device is disclosed. The antenna module comprises a main body and a feed point. The main body is a rectangular metal sheet and comprises a hollow portion. The hollow portion extends inwardly from one side of the main body. The main body may be separated by the hollow portion to form a first radiating portion, a second radiating portion, and a third radiating portion. The feed point is connected to a feed line, and is used for feeding an electrical signal to the main body, such that the first radiating portion forms a first current path, the second radiating portion forms a second current path, and the third radiating portion combined with the second radiating portion forms a third current path so as to generate different operating bands.07-29-2010
20100188294PLANAR ANTENNA - The present invention discloses a planar antenna including a substrate, a ground plane and a feed line. The ground plane is disposed on one side of the substrate. The ground plane includes a hollow portion. The feed line disposed on another side of the substrate and corresponding to the hollow portion for feeding a signal. The present invention also discloses a planar antenna including a substrate, a ground plane and a feed line. The ground plane is disposed on one side of the substrate. The ground plane includes a first hollow portion and a second hollow portion. The feed line is disposed on another side of the substrate and having a first branch feed portion and a second branch feed portion for feeding a signal, and the first branch feed portion and the second branch feed portion are aligned with the first hollow portion and the second hollow portion respectively.07-29-2010
20100182203BROADBAND ANTENNA FOR WIRELESS COMMUNICATIONS - An antenna formable on a ground plane for wireless communications is disclosed. The antenna has a first structure spatially displaced from a ground plane. The antenna also has a second structure coupled to the first structure and extending away from the ground plane. The antenna further has a third structure configured for disposing at least a portion of the first structure between the third structure and the ground plane, the third structure being grounded to the ground plane and being spatially displaced from the second structure, the second structure and the third structure being inter-configured for electromagnetic coupling therebetween for forming a magnetic loop. More specifically, electromagnetic field generated by the first structure and the second structure electromagnetically couples the third structure for inducing generation of broadband electromagnetic waves from the first, second and third structures.07-22-2010
20110109512ANTENNA AND WIRELESS COMMUNICATION DEVICE - An antenna includes an antenna element in which a predetermined electrode is provided on a dielectric base member and a substrate in which a predetermined electrode is provided on a base. A feed-terminal connecting electrode to which a feed terminal provided on the lower surface of the antenna element, an external-terminal connecting electrode to which an external electrode is connected, and a ground-terminal connecting electrode to which a ground terminal provided on the lower surface of the antenna element are provided on the upper surface of an ungrounded area of the substrate. A chip inductor is connected between the external-terminal connecting electrode and the feed-terminal connecting electrode, and a chip inductor is connected between the external-terminal connecting electrode and the ground-terminal connecting electrode. The shortcut of a current route achieved by each of the chip inductors enables the electrical length of the radiation electrode to be reduced and the resonant frequency in a fundamental mode to be specified independently of the resonant frequency in a harmonic mode.05-12-2011
20100214175Antenna Arrangement, a Method for Manufacturing an Antenna Arrangement and a Printed Wiring Board for Use in an Antenna Arrangement - An antenna arrangement including: a conductive ground element having a first end and a second end; an antenna element at a first end; a first conductive part extending from the conductive ground element and a second conductive part extending from conductive ground element and separated from the first conductive part by a gap.08-26-2010
20090085811ANTENNA APPARATUS AND ELECTRONIC APPARATUS - A disclosed antenna apparatus includes a dielectric flexible base having an element pattern and a ground pattern formed thereon. The dielectric flexible base has a cylindrical shape encompassing an antenna axis. The element pattern and the ground pattern formed on the dielectric flexible base are symmetrically formed with respect to the antenna axis.04-02-2009
20100149044SMALL-SIZED ANTENNA - An antenna includes first and second dielectric substrates, a grounding element, and a radiating unit. The first dielectric substrate extends on a horizontal plane. The grounding element is formed on the first dielectric substrate. The second dielectric substrate extends on a vertical plane transverse to the horizontal plane and is disposed on the first dielectric substrate. The radiating unit is formed on the second dielectric substrate, and is provided with a feeding point, and a grounding point coupled to the grounding element.06-17-2010
20100238072WIDEBAND, HIGH ISOLATION TWO PORT ANTENNA ARRAY FOR MULTIPLE INPUT, MULTIPLE OUTPUT HANDHELD DEVICES - A multiple input-multiple output antenna assembly with high isolation between the antennas is disclosed. The antenna assembly includes a substrate with a ground layer at its surface. Two antennas are disposed opposing each other on the substrate. An isolation element in a form of a patterned slot is interposed between the first and second antennas on the ground plane. A first signal port is provided for applying a first signal to excite the first antenna and a second signal port is provided for applying a second signal to excite the second antenna. The isolation element provides isolation that inhibits electromagnetic propagation between the two antennas.09-23-2010
20100225542ANTENNA DEVICE AND ANTENNA ELEMENT USED THEREFOR - An antenna device includes an antenna element and a printed circuit board on which the antenna element is mounted. The antenna element includes a base, a radiation conductor formed on an upper surface of the substrate and one end of the radiation conductor being an open end, a plurality of terminal electrodes formed on a bottom surface of the substrate, and a loop conductor of a substantially U-shape. The loop conductor is arranged to face one of the terminal electrodes via a gap having a predetermined width. An antenna mounting region is provided on a upper surface of the printed circuit board to be adjacent to an edge of a long side of the printed circuit board. A feed line is led in the antenna mounting region along the edge. One and the other end of the loop conductor are connected to the feed line and a ground pattern, respectively.09-09-2010
20100253579Antenna with 3-D Configuration - Disclosed herein is an antenna comprising: a first dielectric element having a first slit formed thereon; a first radiator formed on the first dielectric element; a second dielectric element coupled to the first dielectric element in such a fashion as to be fit into the first slit of the first dielectric element; and a second radiator formed on the second dielectric element and coupled electrically with the first radiator through the coupling between the first dielectric element and the second dielectric element. The present invention provides an antenna which can maximize an electrical length thereof in a limited space, can be designed even in a three-dimensional space, and can be fabricated simply at low cost.10-07-2010
20100220014ANTENNA STRUCTURE - An antenna structure consists of a radiation element, a grounding element, a short element, a connection element, and a signal feeding element. The short element is coupled between the radiation element and the grounding element. The connection element is disposed between the radiation element and the grounding element. The connection element has at least a first segment and a second segment, wherein the first segment and the second segment form a bend. The signal feeding element is coupled between the connection element and the grounding element. The first segment of the connection element is substantially parallel to the grounding element and is at a designated distance from the grounding element.09-02-2010
20110109511ANTENNA DEVICE - Provided is an antenna device, including: a substrate formed using a material having a high dielectric constant; and an antenna conductor accommodated inside the substrate, in which the antenna conductor includes: a first metal strip in a plate shape, in which a flat surface shape thereof has two opposing sides; and a plurality of second metal strips extending, from the two opposing sides of the first metal strip, toward one flat surface side of the first metal strip so as to be orthogonal to a flat surface of the first metal strip.05-12-2011
20110109510ANTENNA - An antenna includes a board having a substrate and a ground electrode, electrodes provided on external surfaces of the substrate, a feeding element provided near an end surface of the board. The feeding element includes an electrically insulating base member and a feeding radiation electrode provided on the base member. A non-feeding element including a substantially line-shaped electrode is provided on the board and includes at least one end thereof connected to the ground electrode and electromagnetically coupled with the feeding element. At least part of the substantially line-shaped electrodes is provided on the end surface of the board.05-12-2011
20110175774BUILT-IN FM TRANSMITTING ANTENNA APPLIED TO A MOBILE DEVICE - A built-in FM transmitting antenna applied to a mobile device, includes a substrate unit, a first antenna unit, a conducting unit and a second antenna unit. The substrate unit has a circuit substrate, at least one grounding layer disposed on the circuit substrate, and a plurality of conducting pads disposed on the circuit substrate. The first antenna unit is disposed above the substrate unit and substantially parallel to the substrate unit. The conducting unit is electrically connected between the substrate unit and the first antenna unit. The second antenna unit is directly disposed on the edge of the top surface of the circuit substrate. The second antenna unit has two ends electrically connected between two of the conducting pads, respectively. The two ends of the second antenna unit are electrically connected to an FM chip module and the conducting unit through the two of the conducting pads, respectively.07-21-2011
20100127936MULTIPLE FREQUENCY BAND ANTENNA ASSEMBLY FOR HANDHELD COMMUNICATION DEVICES - An antenna assembly has a plurality of conductive elements to enable use in multiple frequency bands assigned for a mobile wireless communications. The antenna assembly has a six-sided support frame non-electrically conductive material which provides external surfaces on which specific conductive patterns are formed with the patterns on different surface being selectively connected together. The support frame is mounted on one major surface of a dielectric substrate that has an opposite major surface with a conductive layer that serves as ground plane. A portion of the opposite major surface, on which the conductive layer is not applied, forms one surface of the support frame.05-27-2010
20110057845Planar Broadband Antenna - A planar antenna comprising a planarly configured inner radiation element that is surrounded by an outer radiation element, wherein the inner and outer radiation elements each have a feed point. A continuous or discontinuous modification of the distance, which is equal in relation to a symmetrical axis of the inner radiation element, exists between the inner radiation element and the outer radiation element. The distance between the outer and the inner radiation element is different in the area of the two feed points from that in the area facing away from the feed points.03-10-2011
20110057844ANTENNA AND ELECTRONIC DEVICE EQUIPPED WITH SAME - An antenna according to the present invention comprises: a conductor plate with an axisymmetrical shape; a slot formed on the conductor plate; and a feeding point provided on the axisymmetrical axis of the conductor plate, in which the conductor plate is folded along two locations that are parallel to the axisymmetrical axis toward mutually different directions.03-10-2011
20110057843Apparatus for wireless communication - Apparatus including a ground member oriented in a first orientation; and an antenna including a first portion having a non-overlaying arrangement with the ground member, the first portion being oriented in a second orientation, different to the first orientation.03-10-2011
20110057842OVERSIZED ANTENNA FLEX - This is directed to an antenna for use in an electronic device. The antenna can be constructed from a flex and printed trace, such that the flex is originally defined to be as large or nearly as large as possible to fit within portion of the electronic device dedicated to the antenna. This can allow the antenna trace to vary as the antenna is tuned without requiring a new flex having a different shape. In addition, this can allow the antenna design to be decoupled from the mechanical considerations related to mounting the antenna within the electronic device.03-10-2011
20110057841COMPACT ANTENNA - An antenna 03-10-2011
20090073047Antenna System With Second-Order Diversity and Card for Wireless Communication Apparatus Which is Equipped With One Such Device - The present invention relates to an antenna system with a diversity order of 2 comprising on a same substrate comprising a metallization plane first and second radiating elements each constituted by an F-inverted type antenna printed on the metallization plane side, the first and second radiating elements being positioned perpendicularly to each other near the periphery of the substrate and being connected by their extremity forming a ground.03-19-2009
20100253580PRINTED ANTENNA AND ELECTRONIC DEVICE EMPLOYING THE SAME - A printed antenna includes a feeding portion, a radiating portion, a grounding portion, and a short portion. The feeding portion is operable to feed electromagnetic signals. The radiating portion is connected to the feeding portion, to radiate the electromagnetic signals. The radiating portion includes a first radiator and a second radiator. The first radiator is “L” shape, with a first end electrically connected to the feeding portion. The second radiator is formed by a plurality of radiating sections connected one by one. A first end of the second radiator is connected to a second end of the first radiator, a second end of the second radiator is floating and facing the feeding portion. A first end of the short portion is connected to a common node of the first radiator and the second radiator, and a second end of the short portion is connected to the grounding portion.10-07-2010
20090140928RADIO FREQUENCY IDENTIFICATION TAG AND RADIO FREQUENCY IDENTIFICATION TAG ANTENNA - An RFID tag includes an antenna and a chip, and the antenna includes a first polygonal dielectric material, first and second microstrip lines partially formed in the first dielectric material, a second polygonal dielectric material stacked on the first dielectric material, and a third microstrip line partially formed in the second dielectric material. According to the present invention, the RFID tag can efficiently receive electromagnetic waves to thereby maximize a readable range.06-04-2009
20120194390MULTIPLY RESONANT ANTENNA DEVICE AND ELECTRONIC DEVICE INCLUDING SUCH AND ANTENNA DEVICE - According to one embodiment, a multiply resonant antenna device according to the embodiment includes a first antenna element formed from a monopole element, a second antenna element formed from a parasitic element placed at a position where it can be current-coupled to the first antenna element, and a third antenna element formed from a folded monopole element. The length of the first antenna element is set to nearly a ¼ of wavelength corresponding to the first resonant frequency. The length of the second antenna element is set to nearly a ¼ of wavelength corresponding to the second resonant frequency. The electrical length of the third antenna element from the feed point to a ground point through a folding end is set to nearly a ½ of wavelength corresponding to the third resonant frequency higher than the first and second resonant frequencies.08-02-2012
20100123628Multi-Band Antenna - A multi-band antenna has a base plate which defines a slot longitudinally extending and penetrating through one edge of the base plate to divide the base plate into a feeding portion and a grounding portion. A first radiating portion extends substantially perpendicularly from the feeding portion. A second radiating portion includes a connecting section substantially perpendicularly extending from the first radiating portion and substantially parallel and adjacent to the base plate and a radiating part connected with the connecting section and opposite to the base plate. The radiating part has a first radiating strip, a second radiating strip, a third radiating strip and an extended radiating strip, all of which shows a substantial stair-shape in combination.05-20-2010
20100052995MICROPATTERNING OF CONDUCTIVE GRAPHITE PARTICLES USING MICROCONTACT PRINTING - Methods involve a combination of polyelectrolyte multilayer (PEM) coating or silane self assembly on a substrate; microcontact printing; and conductive graphite particles, especially size controlled highly conductive exfoliated graphite nanoplatelets. The conductive graphite particles are coated with a charged polymer such as sulfonated polystyrene. The graphite particles are patterned using microcontact printing and intact pattern transfer on a substrate that has an oppositely-charged surface. The method allows for conductive organic patterning on both flat and curved surfaces and can be used in microelectronic device fabrication.03-04-2010
20100013716 Multi-frequency antenna and an electronic device having the multi-frequency antenna - A multi-frequency antenna and an electronic device having the multi-frequency antenna are disclosed. The multi-frequency antenna comprises: a first radiating element including a first end and a second end; a grounding element connected to the first end of the first radiating element; a feeding structure for inputting an electrical signal to the first radiating element; and a second radiating element including a first end and a second end. The first end of the second radiating element includes a transitional portion; and the second radiating element is connected to the second end of the first radiating element by the transitional portion. So that the first radiating element forms a first current path to generate a first resonant mode; and the second radiating element forms a second current path to generate a second resonant mode.01-21-2010
20110128185MULTI-BAND ANTENNA - A multi-band antenna includes a ground section, a feed-in section, a first conductor arm, and a second conductor arm. The feed-in section has a first end, a second end opposite to the first end, and a feed-in point for feeding in radio frequency signals. The first end of the feed-in section is connected electrically to the ground section. The first conductor arm has a connecting section that extends from the second end of the feed-in section, and an extending section that extends from the connecting section, that is distal from the ground section, and that has a first end portion. The second conductor arm extends from the second end of the feed-in section, and has a second end portion that is adjacent to the first end portion of the extending section.06-02-2011
20100033381DUAL-BAND ANTENNA - An dual-band antenna (02-11-2010
20100019976ANTENNA DEVICE - In order to reduce waveform distortion caused by higher harmonic components of rectangular waveforms reduced as compared with fundamental frequency component when a wireless digital signal is directly and wirelessly transmitted and received by baseband transmission, an antenna apparatus includes a dielectric substrate including a ground conductor formed on a back surface thereof, and a radiation conductor formed on a front surface of the dielectric substrate. Upon directly transmitting and receiving a wireless digital signal via a feed point of the radiation conductor, formation of notched portions at sides of the radiation conductor, which intersect an electric field plane defined by an electric field when the antenna apparatus is excited, leads to reduction in the waveform distortion of waveform of the transmitted wireless digital signal.01-28-2010
20120194391MIMO ANTENNA SYSTEM - A multi-input multi-output (MIMO) antenna system includes multiple antennas, a ground part and an isolating part. The isolating part is disposed between each two adjacent antennas. The isolating part is electrically connected to the ground part. A distance exists between an end of the antenna and an end of the isolating part. A circuit board applying the MIMO antenna system is also disclosed. Since the isolating part is disposed between each two adjacent antennas, signal interference between the antennas can be prevented, and the MIMO antenna system and the circuit board applying the same have better isolation.08-02-2012
20080316108Compact Antennas for Ultra-Wideband Applications - The antenna (12-25-2008
20100220015Compact antenna system with a diversity order of 2 - The present invention relates to a very compact antenna system with a diversity order of 2. An antenna system with a diversity order of 2 integrated on an electronic card comprising a first radiating element of F-inverted type with a first extremity connected to a ground plane, a second extremity free and a conductive power supply part, a second radiating element of F-inverted type with a first extremity connected to a ground plane, a second extremity free and a conductive power supply part, characterized in that the free extremities of the first and second radiating elements are opposite one another and are separated by a projecting element of the ground plane.09-02-2010
20110109513MULTI-RESONANT ANTENNA - A multi-resonant antenna having three independent resonance characteristics for three frequency bands includes a first electrode having an open end formed on the top surface of a dielectric substrate of a rectangular plate shape so as to extend from a feeding portion in a first direction (e.g., counterclockwise) along the periphery of the rectangular area; a second electrode having an open end and extending from the feeding portion in a second direction (e.g., clockwise) along the periphery of the rectangular area; and a third electrode positioned such that an open end of the third electrode is closer to the open end of the first electrode than to the open end of the second electrode, and such that the open end of the third electrode is closer to the open end of the first electrode than to a midsection (i.e., half the length) of the first electrode in the longitudinal direction thereof.05-12-2011
20090040112ANTENNA APPARATUS - There is provided with an antenna apparatus, including: 02-12-2009
20090040111Antenna System for a Radar Sensor - An antenna system for a radar sensor, in particular for ascertaining distance and/or speed in the surroundings of motor vehicles, at least one part of an antenna being situated on a chip which includes at least a portion of the transceiver units of the radar sensor, and at least one second radiation-coupled part which is situated at a distance from the first part over the chip; the first part includes at least one exciter/receiver element which is part of a semiconductor element forming the chip, and the second part is a resonator element which is situated on a support and has a surface which is larger than the surface of the exciter element.02-12-2009
20090213013ANTENNA FEEDING ARRANGEMENT - There is disclosed an antenna element, including at least one antenna patch and a feeding arrangement which comprises: a ground plane including: a first aperture slot and a second aperture slot, where said aperture slots cross each other perpendicularly; a feeding plane including: a first antenna port for feeding microwave energy via a first feeding junction into a first pair of feed lines which extend in parallel along said first aperture slot, on each side thereof; a second antenna port for feeding microwave energy via a second feeding junction into a second pair of feed lines which extend in parallel along said second aperture slot, on each side thereof; and where said feed lines cross each other in at least one point, at a mutual distance. Said feeding arrangement is furthermore irregularly configured for compensating for an imbalance caused by said crossing of said feed lines.08-27-2009
20090322618MULTIBAND ANTENNA AND RADIO COMMUNICATION TERMINAL - A multiband antenna includes at least two antenna elements for use in a low frequency band and a high frequency band, a feeding point unit configured to be shared by both of the antenna elements for use in the low frequency band and the high frequency band and an impedance matching unit configured to be inserted into and connected to a position between an end of the antenna element for use in the high frequency band on the side of the feeding point unit and an open end thereof.12-31-2009
20090322617Thin antenna and an electronic device having the thin antenna - A thin antenna for wireless signal transmission of an electronic device is disclosed. The thin antenna comprises a base board, a first radiation area, a first ground area and a feeding plane. The base board has a first plane and a second plane. The first radiation area is printed on the second plane. The first ground area is printed on the first plane. The feeding plane is printed on the first plane. The feeding plane has a feeding point. Wherein the area of the feeding plane is smaller than the area of the first radiation area, and the area of the feeding plane is partly covered by the region which is projected from the first radiation area corresponding to the first plane.12-31-2009
20090073052Multi-band antenna - A multi-band antenna includes a grounding element located on a first plane, a connecting element extending from the grounding element to form a slot between the connecting element and the grounding element, a conductive portion extending from the connecting element, a first radiating portion, a second radiating portion, and a third radiating portion. The first radiating portion is narrower than the conductive portion and extends from an end of the conductive portion along a first direction. The second radiating portion is connected to the first radiating portion and extends along a second direction opposite to the first direction. The third radiating portion is narrower than the first radiating portion and extends from an end of the connecting element.03-19-2009
20090073048Broadband internal antenna combined with monopole antenna and loop antenna - Provided is a broadband internal antenna including a ground plate and an antenna unit. The antenna unit can include a feed point; a first radiator, formed with a bar shape having the feed point as one end part and the other end part from which an uncurved ‘C’ shape is extended; a ground point, connected to the ground plate; a second radiator, having one end part on which the ground point is mounted and the other end part that is connected to an area from which the uncurved ‘C’ shape of the first radiator starts to be formed in an open loop form; a first protrusion part, protruded from the uncurved ‘C’ shape of the first radiator to be formed in a closed loop form; and a second protrusion part, formed inside the open loop shape of the first radiator in an inverse L’ form.03-19-2009
20090073049Ultra compact UHF Satcom antenna - A miniature volumetric spherical geometry with multiple symmetric feeds is spaced from the surface of the vehicle or platform, with the antenna exhibiting both circular polarization that is orientation-independent or angle of arrival independent, while at the same time covering a broad band of frequencies from 243-318 MHz in one embodiment.03-19-2009
20090073046Wide-band Antenna and Related Dual-band Antenna - The present invention includes a wide-band antenna, which includes a grounding unit electrically connected to a ground, a radiating unit including a first radiator component extending along a first direction, and a second radiator component electrically connected to the first radiator component and extending along an opposite direction of the first direction, a shorting unit electrically connected between the first radiator component and the grounding unit, a feeding unit electrically connected to the first radiator component, and a connector unit electrically connected between the feeding unit and the grounding unit for receiving feeding signals.03-19-2009
20090184875DIELECTRIC RESONATOR ANTENNA (DRA) WITH A TRANSVERSE-RECTANGLE WELL - The present invention relates to a dielectric resonator antenna (DRA) with a transverse-rectangle well. The DRA comprising a substrate, a ground plane, a feed conductor, and a dielectric resonator. The resonator further includes a main body and a well penetrating the main body to enhance the electric field, to increase the radiation efficiency, to broaden the bandwidth, and to create new resonant mode. The DRA has the radiation pattern of broad beamwidth with vertical polarization. Accordingly, the invention can also be adjusted as WLAN 802.11a antenna.07-23-2009
20090073054PLANER ANTENNA STRUCTURE - A planer antenna structure includes a first planer antenna and a second planer antenna. The first planer antenna has a first axial orientation and a conductive antenna pattern on a first surface of a supporting substrate. The second planer antenna has a second axial orientation and the conductive antenna pattern on the first surface of the supporting substrate.03-19-2009
20090153405ANTENNA DEVICE - A planar antenna device includes a dielectric layer and two conductor layers vertically sandwiching the dielectric layer. The lower conductor layer is used as a ground, and the upper conductor layer forms a radiating element having a structure in which four or more radiating element pieces of different sizes are connected to a feeder line.06-18-2009
20110032156ANTENNA APPARATUS - An antenna apparatus includes an antenna element, a feeder connected to the antenna element, a matching circuit connected to the feeder, a feeding point connected to the matching circuit, and a ground plate, on which the feeding point and the matching circuit are mounted. The antenna element includes a first plate section extending in parallel with the extending direction of the ground plate, a second plate section extending from the apical end of the first plate section almost perpendicularly, and a third plate section extending from the apical end of the second plate section in parallel with the first plate section. The ground plate can freely be folded up to the extending direction thereof. Interval G, length L, and ratio R satisfy the relations of formulae (02-10-2011
20110032155ANTENNA DEVICE - An antenna device includes an antenna element to be fed with electric power from an external power supply and a ground element to be coupled to the antenna element. The antenna element and the ground element are formed of a conductive film and arranged to define a rectangular region in a plan view with at least one gap between the antenna element and the ground element. The antenna element has a shape of one of a polygon, a circle, and a part of the polygon or the circle. The antenna element includes a feeding part in its portion close to the ground element.02-10-2011
20110032154BROADBAND CIRCULARLY POLARIZED PATCH ANTENNA - An antenna structure for providing a broadband circularly polarized radiation. The antenna structure comprises a feed line layer having an input portion and a first radiating patch layer stacked adjacent to the feed line layer. The feed line layer is shaped and dimensioned as an open loop having an input portion and signals are feedable to the feed line layer via the input portion. The first radiating patch layer has a reference origin defined thereon. The antenna structure also comprises a plurality of probes disposed between the feed line layer and the first radiating patch layer for coupling therebetween. The signals are feedable to the first radiating patch layer via the plurality of probes and each of the plurality of probes are positioned about the reference origin of the radiating patch layer along the length of the feed line layer. The signals achieve a phase difference for providing circularly polarized radiation in response to being fed via the plurality of probes being positioned about the reference origin of the radiating patch layer along the length of the feed line layer.02-10-2011
20120242545ANTENNA STRUCTURE - An antenna structure includes a microwave substrate, a main-antenna unit, an extension grounding unit. The main antenna unit is arranged on the surface of the microwave substrate. The main antenna unit includes a main-radiation portion, a main-feeding portion, a main-grounding portion. The extension grounding unit is arranged on the surface of the microwave substrate. The extension grounding unit includes a first extension grounding portion and a second extension grounding portion. The antenna structure can adjust the radiation pattern and improve the antenna directivity. The main-antenna unit and the sub-antenna unit share the extension grounding unit in common. So, the antenna structure can reduce the antenna occupied volume and save the mass production cost.09-27-2012
20080231518Antenna device and radio communication device - First and second wires are formed so that the further away from a semiconductor chip, the greater the distance between the first and second wires. This prevents currents flowing through the first and second wires from cancelling out each other, and further enables a metallic plate to be disposed as far away from the semiconductor chip as possible. In addition, configuring the metallic plate to have a constant width that is wider than the diameters of the first and second wires results in a wide connection range, thereby ensuring connection even when mounting misalignments occur between the wires and the metallic plate.09-25-2008
20080278379Antenna - An antenna having a first resonant mode and a second resonant mode and including an antenna element, the antenna element including a first portion; a second portion; and at least one bend between the first portion and the second portion, wherein a first part of the first portion opposes a second part of the second portion across a narrow gap and, in use, a maximum of current density for the second resonant mode is at or adjacent each of the first part of the first portion and the second part of the second portion.11-13-2008
20080266180Symmetrical uni-plated antenna and wireless network device having the same - The present invention discloses an antenna adapted for use in a wireless network device. The antenna includes a base and two antenna portions. Each antenna portion includes a radiation section and a ground section. The ground sections of the two antenna portions are connected with the same base and substantially perpendicular to the base. The radiation section is connected with the ground section and substantially parallel to the base with a difference in height formed between the radiation section and the base. The antenna is a single component integrally formed by stamping an electrically conductive thin metal plate, which not only facilitates fabrication thereof, but also the assembly of the antenna to a substrate of the wireless network device, thereby increasing the gain of the wireless network device along a vertical direction.10-30-2008
20100295735Broadband Antenna - The present invention discloses a broadband antenna, which comprises a radiation conductor, a grounding plane and a feeder cable. The radiation conductor has an inverse V shape. The radiation conductor has an elbow portion; a first leg and a second leg respectively extend from the elbow portion toward two different directions. A terminal of the second leg connects with the grounding plane. The feeder cable has a central wire and an external wire. The central wire connects with the second leg. The external wire connects with the grounding plane. The present invention is characterized in that only a single inverse V-shaped radiation conductor is enough to generate a baseband resonant mode and a frequency multiplication resonant mode for the antenna system, and that the present invention has a simple structure and needn't use a short-circuit member.11-25-2010
20130135155QUAD-BAND INTERNAL ANTENNA AND MOBILE COMMUNICATION TERMINAL THEREOF - A quad-band internal antenna may include an antenna radiating element, a first slotted hole and a second slotted hole arranged on a printed circuit board. The first slotted hole may be arranged along a direction perpendicular to the current flow direction of the printed circuit board, and the second slotted hole may be arranged between a ground pin and a feed pin of the antenna radiating element, such that the first slotted hole and the second slotted hole are both open slotted holes.05-30-2013
20100302105ANTENNA STRUCTURE - An antenna structure has a first resonance mode and a second resonance mode. The antenna structure consists of a first radiation element, a second radiation element, a grounding element, and a signal feeding element. The first radiation element resonates at a first operating frequency band corresponding to the first resonance mode. The second radiation element is extended from a first end of the first radiation element and resonates at a second operating frequency band corresponding to the second resonance mode. The grounding element is extended from a second end of the first radiation element. The signal feeding element is disposed between the first radiation element and the grounding element. The second radiation element, the first radiation element, and the grounding element are formed by bending a slender metal sheet.12-02-2010
20100302104ISOLATION ENHANCEMENT TECHNIQUE FOR DUAL-POLARIZED PROBE-FED PATCH ANTENNA - The present invention provides a patch antenna comprising a patch spaced from a ground plane and two L-shaped feed probes. Each feed probe is connected to a respective input port and has a portion extending parallel to the patch. The antenna further includes at least two walls extending from the ground plane towards the patch. The walls are positioned between the L-shaped feed probes so as to permit direct propagation between the input ports and also to create indirect diffraction paths between the input ports that serve to cancel at least a part of said direct propagation.12-02-2010
20120176275ANTENNA MODULE AND WIRELESS COMMUNICATION APPARATUS - An antenna module includes a base member made of a resin and a copper-foil material, a first ground layer formed on a first surface of the base member, a second ground layer formed on a second surface of the base member, and an inverted-F metal-plate antenna provided on the first surface, formed by punch-cutting and folding a metal plate and including a rectangular conductive plate, a grounding conductor portion connected to the first ground layer, and a feeding conductor portion connected to a feeding point. The rectangular conductive plate is folded at a folding portion extending in a length direction and is divided in a width direction at the folding portion into a first rectangular conductive plate and a second rectangular conductive plate. The first rectangular conductive plate is parallel to the base member whereas the second rectangular conductive plate is inclined to the base member.07-12-2012
20130141284RFIC ANTENNA PACKAGE FOR MILLIMETER BAND AND RF MODULE INCLUDING THE SAME - Disclosed herein are a radio frequency integrated circuit (RFIC) antenna package for a millimeter band and an RF (radio frequency) module including the same. The RFIC antenna package for a millimeter band includes: a substrate configured of at least one layer and including a circuit pattern and a via; a cavity provided at the uppermost portion of the substrate; an RFIC inserted into the cavity to thereby be electrically connected to the circuit pattern; at least one patch antenna provided at a region of the uppermost portion of the substrate except for the cavity; and a solder ball provided on a lower surface of the lowermost portion of the substrate.06-06-2013
20110122027MOBILE COMMUNICATION DEVICE - A mobile communication device includes a ground plane and an antenna. The antenna is disposed on a dielectric substrate and includes a radiating metal portion, a coupling metal portion, and an inductive shorting metal portion. The radiating metal portion provides a resonant path for the antenna to generate first and second operating bands. The coupling metal portion is coupled to the radiating metal portion to form a first coupling portion and is connected to a source through a connecting metal strip. One end of the inductive shorting metal portion is electrically connected to the radiating metal portion, and the other end is electrically connected to the ground plane. The inductive shorting metal portion includes a first fractional section coupled to the radiating metal portion to form a second coupling portion, and a second fractional section coupled to the coupling metal portion to form a third coupling portion.05-26-2011
20110128189COUPLER APPARATUS AND COUPLING ELEMENT - In one embodiment, a coupling element configured to satisfy the following conditions. The element has a tabular shape having first to fourth open ends. Lengths of current paths from a reference point to the first to fourth ends is an integral multiple of ¼ of a wavelength of a central frequency. Two paths in the four paths are partially parallel to a first direction and opposite to each other. Two paths in the four paths are partially parallel to a second direction orthogonal to the first direction and opposite to each other. The first and second ends are provided at symmetrical positions, and the third and fourth ends are provided at symmetrical positions with a first straight line. The first and third ends are provided at symmetrical positions, and the second and fourth ends are provided at symmetrical positions with a second straight line orthogonal to the first straight line.06-02-2011
20110001670Radio Frequency (RF) Antenna Containing Element and Methods of Making the Same - A radio frequency (RF) antenna containing element is provided. The RF antenna containing element includes a reinforced metal foil laminate antenna bonded to a carrier layer. The reinforced metal foil laminate antenna includes a metal foil layer bonded to a reinforcement layer. The reinforcement layer can mitigate tearing of the metal foil layer during formation of the antenna.01-06-2011
20110241944ANTENNA HAVING PLANAR CONDUCTING ELEMENTS, ONE OF WHICH HAS A SLOT - An antenna includes a dielectric material having i) a first side opposite a second side, and ii) a conductive via therein. A first planar conducting element is on the first side of the dielectric material and has i) at least one closed slot therein, and ii) an electrical connection to the conductive via. A second planar conducting element is on the first side of the dielectric material. Each of the first and second planar conducting elements is positioned adjacent a gap that electrically isolates the first planar conducting element from the second planar conducting element. An electrical microstrip feed line is on the second side of the dielectric material, is electrically connected to the conductive via, and has a route extending from the conductive via, to across the gap, to under the second planar conducting element. The second planar conducting element provides a reference plane for the electrical microstrip feed line.10-06-2011
20090066583Multi-frequency antenna - A multi-frequency antenna (03-12-2009
20090066582Multiband antenna - A multiband antenna includes at least two polygons. The at least two polygons are spaced by means of a non-straight gap shaped as a space-filling curve, in such a way that the whole gap length is increased yet keeping its size and the same overall antenna size allowing for an effective tuning of frequency bands of the antenna.03-12-2009
20090066579HIGH GAIN PLANAR ANTENNA - A planar antenna including a radiating plate, a ground plate and a support with the radiating plate being dimensioned according to the formula L>L/2>W, where L and W are the length and width of said radiating plate, respectively. The support serves to maintain the radiating plate and the ground plate at a certain distance from each other in a substantially parallel orientation. The length of the radiating plate is approximately half of the wavelength at the operating frequency of the antenna. An air layer substrate fills in the space between the radiating plate and the ground plate. The foregoing configuration help produce an antenna with small size and high gain suitable for communication devices requiring narrow bandwidth.03-12-2009
20110109509ANTENNA MODULE AND CIRCUIT BOARD HAVING THE SAME - An antenna module is adapted for receiving a radio frequency current signal, and includes a radiator unit, a connecting unit, and a ground unit. The radiator unit includes a radiator body, and a feed-in part for receiving the radio frequency current signal. The connecting unit extends from and extends substantially perpendicular to the radiator body, and has one end that is opposite to the radiator body. The ground unit includes first and second grounds parts. The first ground part extends from the one end of the connecting unit, extends parallel to the connecting unit, and has one end that is opposite to the connecting unit. The second ground part extends from the one end of the first ground part, and extends substantially perpendicular to the first ground part in a manner that the radiator body, the connecting unit, and the ground unit cooperate to form a receiving space.05-12-2011
20110241945MULTIPLE-BAND ANTENNA - A multiple-band antenna includes a planar substrate, a feed back line, a first and a second antenna body. The feedback line is configured for receiving wireless communication signals. The first antenna body includes a feedback terminal connected to the feedback line and a ring structure connected to the feed back terminal. The ring structure is divided into a left and a right arc portion by an axis line of the feedback terminal, the left arc portion cooperates with the feedback terminal to form a first antenna structure, and the right arc portion cooperates with the feedback terminal to form a second antenna structure, the first and the second antenna structure are configured for working in a first and a second frequency band respectively. The second antenna body is configured for working in a third frequency band by coupling the first and the second antenna structure.10-06-2011
20110001669Dual-band antenna and wireless network device having the same - A dual-band antenna for use in a wireless network device comprises first, second, and third radiators. The first and second radiators are connected by a stand portion. The second radiator is a generally C-shaped plate having a connecting section and a free-end portion. A ground end and an input end are provided at predetermined positions of the connecting section and are respectively and electrically connected to a grounding portion and a control circuit of a substrate. The free-end portion overlaps with the orthogonal projection of the first radiator and is parallel to the first radiator. The third radiator is electrically connected to the second radiator via a conductive post and is parallel to the second radiator. The second and third radiators are provided on the substrate while the first radiator is provided outside the substrate. The first, second, and third radiators are parallel to and spaced apart from one another.01-06-2011
20110025564ANTENNA DESIGNS FOR RADIO FREQUENCY IDENTIFICATION (RFID) TAGS - Methods, systems, and apparatuses for antenna designs for radio frequency identification (RFID) tags are described.02-03-2011
20110037661NOVEL PLANAR RADIO-ANTENNA MODULE - There is disclosed a radio-antenna module formed on a daughterboard comprising a substrate, a radio circuit and a monopole antenna. The radio circuit is fed between two points on the monopole antenna having a predetermined relative impedance difference and neither of which points is at zero impedance (ground). The module operates well in a vertical orientation and can discriminate between right and left hand circular polarisation, making it ideal for personal navigation device and other global positioning system applications.02-17-2011
20110043408COMPACT MULTI-BAND PLANAR INVERTED F ANTENNA - A simple, compact multi-band PIFA including two arm portions, where one arm portion is grounded at two points to form a loop, a ground plane, and a plastic carrier and housing. The antenna radiates a same signal from both arm portions, at different efficiencies according to the radiated frequency and the effective length of each arm. The antenna is made from a single standard metal sheet by cutting it and is assembled with the metal ground plane and the other plastic parts. In one embodiment, the antenna is folded into a 3D U-shape to reduce its size for use in mobile communication devices. In another embodiment, the antenna is a penta-band antenna with return loss of −6 B or better and measures 40×8×8 mm or smaller.02-24-2011
20100171665Array antenna - To provide an array antenna which has both excellent directional characteristics and axial ratio characteristics without changing a substrate or dimensions, even when a frequency is changed.07-08-2010
20110115676Compact Multipath-Resistant Antenna System with Integrated Navigation Receiver - A patch antenna system with improved multipath resistance includes a top antenna assembly and a bottom antenna assembly. Each antenna assembly includes a radiator patch and a ground plane separated by a dielectric medium. The radiator patch on the top antenna assembly is excited by an exciter and an excitation circuit. The bottom antenna assembly is electromagnetically coupled to the top antenna assembly. The resonant frequency of the bottom antenna assembly is approximately equal to the resonant frequency of the top antenna assembly. Electromagnetic fields induced in the bottom antenna assembly are in opposite phase to the electromagnetic fields excited in the top antenna assembly. Amplitudes of electromagnetic fields induced in the bottom antenna assembly are subtracted from amplitudes of electromagnetic fields excited in the top antenna assembly, and multipath signals are suppressed. Single band and dual band antenna systems suitable for global navigation satellite systems can be implemented.05-19-2011
20090033558Planar antenna utilizing cascaded right-handed and left-handed transmission lines - A planar antenna structure is provided. The planar antenna includes a dielectric substrate, a ground plane, a first conductive pattern and a second conductive pattern. The dielectric substrate has a first surface and a second surface. The ground plane is on the second surface of the dielectric substrate. The first conductive pattern is on the first surface of the dielectric substrate, coupled to a feeding line. The second conductive pattern is on the second surface of the dielectric substrate, coupled to the ground plane. The first and second conductive patterns are coupled to serve as cascaded right- and left-handed transmission lines. The first and second conductive patterns include: a first lumped equivalent circuit of the right-handed transmission line; and a second lumped equivalent circuit of the left-handed transmission line, cascaded with the first lumped equivalent circuit, wherein the right- and left-handed transmission lines have electrical lengths with opposite signs respectively.02-05-2009
20090033560Multi-band antenna - A multi-band antenna includes a grounding element having a first side, a radiating element separated form the first side of the grounding element, and a connecting element. The connecting element connects the grounding element to the radiating element and includes a first end slantwise extending from the grounding to form a first angle except a right angle between the connecting element and the grounding element.02-05-2009
20090079637ANTENNA APPARATUS FOR RADIO COMMUNICATION - An antenna apparatus has a ground plane and a traveling-wave linear antenna The ground plane has a dielectric layer and metallic plates disposed on the dielectric layer. The plates placed on a front side of the ground plane act as a band gap surface. The dielectric constant and thickness of the dielectric layer, the number of plates and the width of spaces among the plates are adjusted, so that the band gap surface prevents propagation of electromagnetic waves within a specific frequency band. The antenna is disposed over the band gap surface on the front side of the ground plane to be spaced away from the band gap surface. The antenna radiates electromagnetic waves of an operational frequency within the specific frequency band in response to an alternating current of the operational frequency fed to the linear antenna.03-26-2009
20110128188ANTENNA - There is provided an antenna small in its size but capable of achieving sufficient gain. The antenna comprises antenna elements connected to a power source. The antenna elements comprise upstanding vertical sections connected to the power source and horizontal sections substantially parallel with a ground pattern and having one end thereof connected to an end portion of the vertical sections. The antenna elements further comprise short stubs provided away from the vertical sections toward the other end of the horizontal sections and connected to the ground pattern, and open-ended open stubs provided away from the short stubs toward the other end of the horizontal sections and extending from the horizontal sections toward the ground pattern. The antenna elements are made of a metal foil and are provided on an antenna board.06-02-2011
20110128187SMALL ANTENNA USING SRR STRUCTURE IN WIRELESS COMMUNICATION SYSTEM AND METHOD FOR MANUFACTURING THE SAME - A small antenna using an SRR structure in a wireless communication system includes: a first radiation unit positioned over a dielectric substrate formed of a predetermined dielectric medium and having a predetermined ring shape; a feed unit positioned over the dielectric substrate and configured to feed a signal to the first radiation unit; a second radiation unit positioned under the dielectric substrate and having a predetermined ring shape; a via formed through the dielectric substrate to connect the first and second radiation units; a ground unit positioned under the dielectric substrate and configured to ground the first and second radiation units; and a metal line unit positioned under the dielectric substrate to connect the second radiation unit and the ground unit. The feed unit includes first and second capacitors which accomplish impedance matching when the signal is fed to the first radiation unit.06-02-2011
20110241947ADDITIVE MANUFACTURING APPARATUS AND METHOD - An apparatus (10-06-2011
20110241946HOLLOW CELL CRLH ANTENNA DEVICES - A CRLH antenna device is presented having a hollow cell patch structure.10-06-2011
20090219212PLANAR ANTENNA AND MANUFACTURING METHOD THEREOF - A planar antenna has a circuit pattern including an antenna part and a connection terminal part on a plastic film, in which the circuit pattern has a metal layer and a heat-sealable conductive layer provided on a surface layer of a connection terminal part of the metal layer. The planar antenna is obtained by forming a circuit pattern including a metal layer on a plastic film, providing a heat-sealable conductive layer in a connection terminal part of the circuit pattern, and then removing an unnecessary part with etching.09-03-2009
20100026587ANTENNAS FOR COMPACT PORTABLE WIRELESS DEVICES - Compact portable wireless devices and antennas for compact portable wireless devices are provided. The compact portable wireless device may be part of a piece of sports equipment. A compact portable wireless device may include a transceiver module that is used in communicating with equipment such as a handheld electronic device. An antenna for a compact portable wireless device can have a relatively small size while exhibiting high efficiency. A planar ground structure for the antenna may be formed from a circuit board on which integrated circuits have been mounted. A curved inverted-F resonating element may be attached to the ground structure. A battery may be provided to power the compact portable wireless device. The battery may be used as a parasitic antenna element.02-04-2010
20100026583 METHOD OF PRODUCTION OF AN ANTENNA PATTERN - The present invention relates to a method of production of an antenna pattern having a predetermined general outline, with an ink jet printer, laser activation device or similar device. The device creates the antenna pattern with a plurality of empty inner portions within the general outline.02-04-2010
20100026581Digital TV Antenna - A digital TV antenna includes a grounding plane, a first radiation conductor, a second radiation conductor and a third radiation conductor. The grounding plane and the first radiation conductor are located in the first surface of a substrate. The second radiation conductor and the third radiation conductor are located in the second surface opposite to the first surface. Partial second radiation conductor covers the first radiation conductor to form an overlapping region. Partial third radiation conductor covers the first radiation conductor to form an overlapping region.02-04-2010
20110241943METHODS FOR FORMING CAVITY ANTENNAS - An antenna resonating element may be mounted in an antenna cavity. The antenna resonating element may have a printed circuit board substrate with a patterned metal layer. Components may be soldered to the antenna resonating element using solder with a given melting point before soldering the antenna resonating element the antenna cavity using solder with a lower melting point. Solder widow openings may be formed in the antenna resonating element and antenna cavity to allow for application of solder paste. Engagement features and alignment structures may be used to align the antenna resonating element relative to the antenna cavity. The antenna cavity may have a curved opening. The printed circuit board substrate may be bent to the shape of the curved opening before soldering components to the printed circuit board. An elastomeric fixture may be used to hold the antenna resonating element to the cavity during soldering.10-06-2011
20110175775ANTENNA MODULE - An antenna module includes first, second, and third conductor arms. The second conductor arm has first and second end portions, and is coupled to an end portion of the first conductor arm to form a substantially T-shaped connection. The third conductor arm is spaced apart from the first and second conductor arms by first and second gaps, respectively, and is disposed parallel to the first conductor arm. The first end portion of the second conductor arm and the third conductor arm are electrically coupled to a coaxial cable for receiving two signals therefrom, respectively. The second end portion of the second conductor arm is electrically coupled to a ground cable for grounding.07-21-2011
20100052993PRINTED CIRCUIT BOARD HAVING MICRO STRIP LINE, PRINTED CIRCUIT BOARD HAVING STRIP LINE AND METHOD OF MANUFACTURING THEREOF - A printed circuit board having a micro strip line, a printed circuit board having a strip line and a method of manufacturing thereof are disclosed. The printed circuit board having a micro strip line in accordance with an embodiment of the present invention includes a first insulation layer, a signal line buried in one surface of the first insulation layer, a plurality of conductors penetrating through the first insulation layer and being disposed on both sides of the signal line in parallel with the signal line, and a ground layer formed to be electrically connected to the conductor on the other surface of the first insulation layer.03-04-2010
20100039329Wide-Band Antenna and Manufacturing Method Thereof - A wide-band antenna and a manufacturing method thereof are provided. The wide-band antenna includes a substrate, a first radiator, a second radiator, a grounding portion, and a signal feeding portion. The first radiator is disposed on a first surface of the substrate while the second radiator is disposed on the first surface or a second surface opposite to the first surface. The first radiator and the second radiator are spaced apart by a predetermined distance. The grounding portion is disposed on the substrate to couple with the second radiator. The signal feeding portion has a coupling unit disposed on the second surface and at least partially overlapping the first radiator. The signal feeding portion is coupled with the grounding portion and feeds signals to excite the first radiator to form a first band mode through coupling effect by the coupling unit. The first radiator feeds signals to excite the second radiator to form a second band mode by coupling effect.02-18-2010
20100039331LOW-PROFILE THREE-DIMENSIONAL ANTENNA - A multi-band antenna includes a grounding element having a side edge, a connecting element, and a radiating element. The radiating element is electrically connected to the grounding element via the connecting element, and includes a first radiating portion and a second radiating portion respectively extending from the connecting element. The connecting element includes a folded connecting arm extending along three dimensions. A slot is formed between the connecting arm and the grounding element.02-18-2010
20100039327DIGITAL TELEVISION ANTENNA - A digital television antenna includes a ground plane, a first receiving portion, a second receiving portion, a linking portion, a first connecting strip, a longitudinal receiving strip, a second connecting strip, a feed-in portion and a coupling portion. The grounding plane, the longitudinal receiving strip, the first connecting strip, the first receiving portion, the linking portion, the second receiving portion, the second connecting strip and the feed-in portion compose a unit which can receive a frequency range between 470 and 650 MHZ wireless signal, and the coupling portion couples with the unit to receive a frequency range between 650 and 890 MHZ wireless signal. Therefore, the digital television antenna can receive the 474-858 MHZ range wireless signal which is used in the digital television field.02-18-2010
20100060526OMNIDIRECTIONAL ANTENNA - An omnidirectional antenna includes a substrate, a signal feed-in portion, a first radiation unit, and a second radiation unit. The first radiation unit is located on a first surface of the substrate, and electrically connected to a first circuit of the first surface. The first radiation unit has a first extension end and a second extension end. The second radiation unit is located on a second surface of the substrate, and electrically connected to a second circuit of the second surface. The second radiation unit has a third extension end and a fourth extension end. The first extension end is disposed corresponding to the third extension end, and the second extension end is disposed corresponding to the fourth extension end. The signal feed-in portion is located on the first circuit and the second circuit. Thus, the impedance is improved, a wider bandwidth is achieved, and the process is simplified.03-11-2010
20100066612Wideband antenna - A wideband antenna includes a grounding element, a connecting element, a radiating element electrically connected to the connecting element, and a feeding line. The connecting element includes a first side arm extending from the grounding element and a second side arm having at least one bending portion. The second side arm includes at least one segment located on a plane different from a plane the first side arm located, and has an edge parallel to the grounding element. The radiating element includes a first radiating portion and a second radiating portion. The feeding line includes an inner conductor connected to the first radiating portion and an outer conductor connected to the grounding element.03-18-2010
20120242547ANTENNA DEVICE - A chip antenna is mounted on a mother substrate including a feed line. In a representative embodiment, the chip antenna includes a laminated body including plural insulating layers, a radiating conductor element, a parasitic conductor element, a coupling adjusting conductor plate, and a LGA. The radiating conductor element is connected to the feed line via a first flat electrode pad of the LGA. On the other hand, the coupling adjusting conductor plate is provided between the radiating conductor element and the parasitic conductor element, and both end sides of the coupling adjusting conductor plate are connected to second and third flat electrode pads of the LGA. Another representative embodiment does not include a coupling adjusting conductor plate in the laminated body and includes an LGA that may or may not include second and third flat electrode pads.09-27-2012
20110074636Multi-Band Antenna - A multi-band antenna has a strip-shaped first radiating portion disposed levelly. An end of a long side of the first radiating portion is extended downwardly to form a first grounding portion. A strip-shaped second radiating portion is disposed in alignment with and spaced from the first radiating portion. A long side of the second radiating portion is extended downwards to form a feeding portion at an end thereof away from the first radiating portion. A third radiating portion, which is stretched levelly and oppositely from an end of the second radiating portion adjacent to the feeding portion, is longer than the second radiating portion and has a long side extended downwardly to form a fixing portion adjacent to a free end thereof. The feeding portion and the fixing portion are located at the same side as the first grounding portion with respect to the first, second and third radiating portion.03-31-2011
20090027277Multi-frequency inverted-F antenna - A multi-frequency antenna A multi-frequency antenna comprising: a radiating patch having a first radiating element and a second radiating element; a grounding patch spaced apart from the radiating patch; a connecting element comprising a first connecting arm and a second connecting arm; a feeding line comprising an inner conductor and an outer conductor; wherein the first connecting arm connecting to the radiating patch and the second connecting arm connecting to the grounding patch; the first connecting arm locating in a first plane is perpendicular to the second connecting arm locating in a second plane.01-29-2009
20090027276Linear polarized patch antenna structure - A linear polarized patch antenna structure receives circular polarized signals and offsets polarization loss to improve receiving signals quality. The structure includes a body made of ceramic, a main plate is set on an upper end surface of the body, a ground plate is set on a lower end surface of the body and is insulated from the main plate, and a signal transmitting terminal goes through the body and electronically connects with the main plate. Thus, elements are miniaturized and electric demands of signals received by the antenna are satisfied.01-29-2009
20090027275ANTENNA STRUCTURE - An antenna structure includes a connection portion. A feed portion connecting to the connection portion defines a feed point thereon. An inductance portion extends from the connection portion, and a free end of the inductance portion connects to a ground end. A capacitance portion that is in a long narrow strip shape extends from the connection portion and is parallel with and adjacent to the ground end. And radiating portions connect to the connection portion respectively. The antenna structure employs the inductance portion, the capacitance portion and the ground end to simulate a LC parallel connection to substitute for an inductor and a capacitor. Therefore, the antenna structure achieves an aim of adjusting a resonance frequency and an impedance matching without the inductor and the capacitor, simplifying the design of the antenna structure, decreasing the manufacture cost and attaining a good performance.01-29-2009
20110068982CIRCULARLY POLARIZED ANTENNA AND MANUFACTURING METHOD THEREOF - A circularly polarized antenna and a manufacturing method thereof. The manufacturing method includes disposing a radiation metal sheet and a ground metal sheet on a top and bottom surfaces of a substrate, respectively, disposing a metal microstrip comprising a first and a second metal microstrip segment on corner regions of the top and bottom surfaces of the substrate and a third metal microstrip segment on a side wall of the substrate, wherein the third metal microstrip segment is electrically connected to the first metal microstrip segment and the second metal microstrip segment, connecting one end of a signal-fed component to a system ground unit, connecting the other end of the signal-fed component to the second metal microstrip segment, and regulating dimensions and locations of the radiation metal sheet, the ground metal sheet, the second metal microstrip segment and/or the first metal microstrip segment so as to optimize signal characteristic of the circularly polarized antenna.03-24-2011
20110068983MULTI-FREQUENCY ANTENNA - A multi-frequency antenna includes a ground conductor portion, a first radiation conductor portion serving as a first radiation element facing the ground conductor portion keeping a predetermined distance therefrom, a short circuit portion connecting an end portion of the first radiation conductor portion and the ground conductor portion, and a planar shaped second radiation conductor portion serving as a second radiation element and having a frequency characteristic different from the first radiation element, the second radiation conductor portion having a first end connected to the first radiation conductor portion and a second end connected to a feeding device.03-24-2011
20080198075Broadband antenna unit comprising a folded plate-shaped monopole antenna portion and an extending portion - In a broadband antenna unit including a ground plate, an antenna element disposed in the vicinity of an end of the ground plate, and a dielectric substrate for mounting the antenna element therein, the antenna element includes a folded plate-shaped monopole antenna portion having a U-shape in cross section and an extending portion extending from the folded plate-shaped monopole antenna portion. The antenna element is disposed on the side of one side edge of the ground plate. The broadband antenna unit has a feeding point between the ground plate and the antenna element that is disposed at a feeding position apart from the one side by a predetermined distance. A ratio between a width of the ground plate and the predetermined distance is substantially 5:2 when a ratio between the width of the ground plate and a width of the folded plate-shaped monopole antenna portion is 2:1.08-21-2008
20110050505Simply fabricable small zeroth-order resonant antenna with extended bandwidth and high efficiency - Provided is a simply fabricable small zeroth-order resonant antenna with extended bandwidth and high efficiency. The zeroth-order resonant antenna includes a feeding patch, a transmission line, and a pair of ground patches. The feeding patch is disposed on a top surface of a substrate having a mono-layer structure, and is configured to receive a signal from the outside. The transmission line includes a unit cell disposed on the top surface of the substrate and is configured to transmit a signal delivered from the feeding patch. The pair of ground patches is longitudinally disposed on the top surface of the substrate in the same direction as a longitudinal direction of the transmission line around the transmission line. The unit cell includes an upper patch and an inductor unit. The upper patch is disposed on the top surface of the substrate and is configured to receive a signal.03-03-2011
20110050507RADIO COMMUNICATION DEVICE - A radio communication device according to the present invention which is inserted into an expansion slot of an electronic device, includes: a printed circuit board having a rectangular shape, and provided with a connection terminal on one short side that connects to the expansion slot; an antenna element provided on the printed circuit board extending in a direction orthogonal thereto in the vicinity of an other short side of the printed circuit board, and having a substantially ¼ λ electrical length; and a radial line extending on the printed circuit board with a position where the antenna element is arranged as an end point.03-03-2011
20110050506ANTENNA ARRANGEMENT - The present invention relates to an antenna arrangement with a printed circuit board, which has an upper side and a lower side, and an antenna supported by the printed circuit board, in particular ring antenna, which comprises at least one electrically conductive antenna section which is arranged on a narrow side of the printed circuit board adjoining the upper side and/or the lower side. The invention also relates to a process for producing an antenna arrangement which comprises a printed circuit board with an upper side and a lower side and an antenna supported by the printed circuit board, in which process for forming at least one antenna section, an electrically conductive material is attached to a narrow side of the printed circuit board which adjoins the upper side and/or the lower side.03-03-2011
20110050504Multiple-connected microstrip lines and the design methods thereof - This invention discloses a new structure, multiple-connected-microstrip-line, based on microstrip line and the design methods of using this new structure for various electromagnetic components, which transmit, feed-in/feed-out, store/release, and radiate/receive electromagnetic signals with improved characteristics, such as Quality factor, broadband impedance matching, interference immunity, and radiation patterns in the applications, such as transmission lines, impedance transformers, inductors, antennas etc. Comparing with traditional microstrip line, the additional topological parameters of multiple-connected microstrip line allow the designers to improve broadband characteristics without increasing the size of the electromagnetic components.03-03-2011
20110043412Internal Wide Band Antenna Using Slow Wave Structure - Disclosed is a wide-band internal antenna that uses a slow-wave structure. The antenna includes an impedance matching/power feed part, which includes a first conductive element that extends from a power feed line and a second conductive element that is separated by a particular distance from the first conductive element and is electrically connected with a ground, and at least one radiator extending from the impedance matching/power feed part. Here, the first conductive element and the second conductive element of the impedance matching/power feed part form a slow-wave structure. By applying a slow-wave structure to coupling matching, the antenna provides the advantage of resolving the problem of narrow band characteristics found in inverted-F antennas while maintaining a low profile.02-24-2011
20110043409ANTENNA APPARATUS AND METHOD FOR MANUFACTURING THE SAME - First to third lamination layers as an antenna component part and a resilient plate material are laminated on a base, and are caulked by caulking members arranged on the base, so as to generate a planar antenna. The resilient plate material formed of a resilient material has a curved shape prior to assembly. Upon assembly, end portions are pressed and the resilient plate material is resiliently deformed into a flat plate. Due to the resilient force, the first to the third lamination layer are pressed against the base, and are caulked and fixed by the caulking members. Since the first to the third lamination layers are pressed due to the resilient force of the resilient plate material, the number of parts can be reduced and easy manufacturing can be achieved.02-24-2011
20110248891DIELECTRIC RESONANT ANTENNA USING A MATCHING SUBSTRATE - Disclosed herein is a dielectric resonator antenna using a matching substrate in order to improve a bandwidth. The dielectric resonator antenna includes: a dielectric resonator body part that is embedded in a multi-layer substrate and has an opening part on the upper portion thereof; and at least one matching substrate that is stacked on the opening part and includes an an insulating layer having a dielectric constant smaller than that of the multi-layer substrate but larger than that of air, thereby making it possible to improve the bandwidth without adjusting the size of the dielectric resonator body part and to prevent loss and change in the radiation pattern due to the substrate mode.10-13-2011
20120268327INVERTED F ANTENNA SYSTEM AND RFID DEVICE HAVING SAME - An RFID device according to one embodiment includes an active portion of a first inverted F antenna; a feed electrically coupled to the active portion; an active portion of a second inverted F antenna, a feed electrically coupled to the second active portion; a ground plane spaced from the active, portions; and an RFID controller coupled to the feeds. An RFID device according to another embodiment includes an inverted F antenna having an active portion, a ground plane spaced from the active portion, and a feed coupled to the active portion, wherein the active portion includes multiple aims, a first of the arms having a first length and a second of the arms having a second length; and an RFID controller coupled to the feed.10-25-2012
20130162484ANTENNA APPARATUS - An antenna apparatus includes a horizontal polarization antenna element, and the horizontal polarization antenna element includes a radiation conductor that includes two conductor plates subjected to bending work and arranged to be opposite to each other with a specific interval therebetween and has a tube shape extending in a vertical direction in whole, a ground conductor that is arranged in an inner space surrounded by the two conductor plates of the radiation conductor and is electrically grounded, and a feeding element that is arranged in the inner space, is arranged along inner walls of the conductor plates in a top view, operates as a reverse L antenna when electrical power is fed between one end thereof and the ground conductor, and feeds power to the radiation conductor by electromagnetic coupling.06-27-2013
20100295736BUILT-IN MULTI-ANTENNA MODULE - A built-in multi-antenna module includes a grounding unit, a plurality of first radiating units and a plurality of second radiating units. The first and the second radiating units are disposed on the grounding unit. Each first radiating unit has a first radiating body, a first feeding pin extended downwards from the first radiating body, and a first shorting pin extended downwards from the first radiating body and connected to the grounding unit. Each second radiating unit has a second radiating body, a second feeding pin extended downwards from the second radiating body, and a second shorting pin extended downwards from the second radiating body and connected to the grounding unit. The first radiating units and the second radiating units are alternately and symmetrically arranged on the grounding unit, and many included angles respectively formed between each first radiating unit and each second radiating unit are the same.11-25-2010
20110254740Microstrip Antenna - A microstrip antenna that can be linear, co-circular, or dual-circularly polarized having co-planar radiating elements and operating at dual frequency bands wherein an inner radiating element is surrounded by and spaced from an outer radiating element. Each radiating element resonates at a different frequency. In one embodiment of the invention a feed network has a single, cross-shaped, feed line that is positioned between the inner and outer radiating elements and capacitively coupled to the inner and outer radiating elements. In another embodiment of the present invention, the radiating elements are fed separately by first and second feed networks each having a plurality of feed points. The radiating elements each have one active feed point that is either directly or indirectly coupled to its respective feed network.10-20-2011
20110254737SLOTTED ANTENNA DEVICE - An antenna device includes a substrate and an antenna disposed on the substrate. The substrate has opposite first and second surfaces. The antenna is disposed on the first surface, and includes a feed-in portion, a radiator portion, and a grounding portion. The feed-in portion has a feed-in section for feeding of signals, and a connecting section opposite to the feed-in section. The radiator portion is connected to the connecting section and extends along a first longitudinal line. The grounding portion includes a first grounding section extending along a second longitudinal line from the feed-in section and spaced apart from the radiator portion. The substrate has a region that is between the first and second longitudinal lines and that is formed with a slot extending through the first and second surfaces.10-20-2011
20110037660DUAL-BAND DUAL-ANTENNA STRUCTURE - A dual-band dual-antenna structure is provided. The dual-band dual-antenna structure comprises a substrate, a first antenna and a second antenna. The substrate comprises a first signal transport layer and a second signal transport layer, wherein the second signal transport layer is not coplanar with the first signal transport layer. The first antenna is disposed on the first signal transport layer and comprises a first U-shaped radiation element and a first polygon radiation element. The first polygon radiation element is disposed in an opening of the first U-shaped radiation element. The second antenna is disposed on the second signal transport layer but does not overlap under the first antenna. The second antenna comprises a second U-shaped radiation element and a second polygon radiation element. The second polygon radiation element is disposed in an opening of the second U-shaped radiation element.02-17-2011
20100097272INTERNAL ANTENNA WITH AIR GAP - An air gap for minimizing a dielectric constant is formed between dielectric blocks having conductor patterns in order to minimize interference between conductor patterns, thereby providing a slim internal antenna that has a wide bandwidth in a low frequency band as well as in a high frequency band. According to the present invention, it is possible to obtain an antenna that simply and quickly obtains desired characteristics by easily adjusting the thickness of the air gap. Further, the internal antenna is formed by layering dielectric blocks that have conductor patterns. Accordingly, while maintaining the interconnection between the conductor patterns, the internal antenna can change resonant frequency thereof into low frequency as compared with an antenna having the same volume of a dielectric. That is, it is possible to effectively reduce the size of an antenna without significantly affecting the characteristics of the antenna.04-22-2010
20100097271Radome and microstrip patch antenna having the same - A radome and a microstrip patch antenna having the same are disclosed. The gain value of the microstrip patch antenna having the disclosed radome can be increased while the size thereof remains in a limited size. The disclosed radome comprises: a radome body, having an upper surface and a lower surface; a first gain-enhancing pattern, locating on the upper surface and including a plurality of first ring gain-enhancing units; and a second gain-enhancing pattern, locating on the lower surface and including a plurality of second ring gain-enhancing units. The first ring gain-enhancing unit includes a first conductive ring and a second conductive ring, and the second ring gain-enhancing unit includes a third conductive ring and a fourth conductive ring. Besides, the opening direction of the third conductive ring is perpendicular to the opening direction of the first conductive ring.04-22-2010
20100090904Antenna System with PIFA-Fed Conductor - A high efficiency antenna for the 824-960 MHz and/or 1710-2170 MHz frequency ranges including world cellular and ISM bands, for use primarily on wireless communications devices such as handsets. An antenna system may be integrated within a handset as a “pull-out” whip or as an internal antenna. The antenna uses an oriented PIFA-fed resonator working in conjunction with a ground plane conductor, which can be realized as the ground traces of the PCB printed circuit board and/or an extension of the ground plane of a wireless communication device. The antenna system when installed on a handset as a pull-out whip, requires approximately one-half the extended length of current pull-out antennas, thus improving the device's aesthetic and mechanical durability.04-15-2010
20100052994INCLINED ANTENNA SYSTEMS AND METHODS - In accordance with various aspects of the present invention, a method and system for designing an inclined antenna array with a hybrid mechanical-electronic steering system with improved radiation performances at low elevation angles is presented. In an exemplary embodiment, a radiating element structure is attached to a mounting surface and includes a patch antenna and a ground plane. The bottom edge of the patch antenna is farther from the mounting surface than the top edge of the patch antenna. If the radiating element structure is used in an inclined array antenna, then the patch antenna has an uncovered view of a low elevation angle. Furthermore, at least a portion of a patch antenna may be uncovered and have a clear view. A clear view of the low elevation angle results in increased directivity and increased polarization quality due to reduced signal scattering.03-04-2010
20120200461DUAL BAND ANTENNA - There is provided an apparatus comprising: a first radiation element having a horizontal pattern extending in parallel with a ground element and having a first open end; a second radiation element having a horizontal pattern extending in parallel with the ground element and having a second open end; wherein each of said first radiation element and second radiation element connects to the ground element; wherein said second open end of the second radiation element occupies an area surrounded by a horizontal pattern of the first radiation element and the ground element; and a driven element including a first excitation pattern extending along the horizontal pattern of the first radiation element and a second excitation pattern extending along the horizontal pattern of the second radiation element. Other embodiments are disclosed.08-09-2012
20090278744PHASED ARRAY ANTENNA - There is provided a phased array antenna having variable phase shifters constituted by using a variable dielectric-constant dielectric substance whose dielectric constant varies according to an applied electric field, which antenna can dispense with a DC blocking element that causes mismatch, and reduce deformation of the beam shape even when beam tilt occurs, in the case where the variable phase shifters are divided into those for right-side tilt and those for left-side tilt and the phase shift amounts thereof are independently controlled.11-12-2009
20090273524ANTENNA AND ELECTRONIC APPARATUS - An antenna 11-05-2009
20080246665Antenna device - An antenna device is provided that includes a ground and an element including a first element component part and a second element component part. The first element component part has a first end facing a side of the ground and serving as a connection point, and extends from the first end in a direction, away from the ground. The second element component part is connected to a second end of the first element component part so as to extend substantially parallel to the side of the ground part.10-09-2008
20120200463BROADBAND BUILT-IN ANTENNA USING A DOUBLE ELECTROMAGNETIC COUPLING - A broadband internal antenna using double electromagnetic coupling is disclosed. The disclosed antenna may include: a first conducting member electrically connected to a feeding point; a second conducting member placed at a designated distance from at least a portion of the first conducting member so as to allow a first electromagnetic coupling with at least a portion of the first conducting member, and remaining in a floating state without being coupled to a ground and the feeding point; a third conducting member placed at a designated distance from the second conducting member so as to allow a second electromagnetic coupling with the second conducting member, and electrically connected to the ground; and a fourth conducting member extending from the third conducting member, for radiating RF signals. The disclosed antenna has the advantage of providing broadband characteristics within a limited size.08-09-2012
20080316106Antenna System for a Radar Transceiver - In an antenna system for a radar transceiver, in particular for measuring distance and/or velocity in the surroundings of motor vehicles, having at least one antenna, which includes at least one first part situated on a chip and a second part situated at a distance from the first part and beam-coupled to the first part, the second part of the antenna is situated on an antenna substrate or another chip, which is attached over the first part by flip chip bonds.12-25-2008
20080291094Dual band WLAN antenna - An antenna system includes first, second, and third antennas that are arranged on a substrate and that include an arc-shaped element having a concave side and a convex side, a conducting element that extends substantially radially from a center of the concave side, and a U-shaped element having a base portion with a center that communicates with the conducting element and two side portions that extend from ends of the base portion towards the concave side.11-27-2008
20080238783Ultra-wide band antenna and plug-and-play device using the same - An ultra-wide band (UWB) antenna and a plug-and-play (PnP) device using the same are provided. A dielectric substrate of the PnP device has a ground plane. The UWB antenna includes a radiating metal plate and a feeding portion. The radiating metal plate is in a non-ground region of the dielectric substrate and has at least a slit cut. An opening of the slit cut is at the edge of the radiating metal plate facing the ground plane. The feeding portion is also at the edge of the radiating metal plate facing the ground plate for feeding a signal to the antenna.10-02-2008
20080303722RFID PRINTER AND ANTENNAS - A shielded antenna system is provided for reading from and/or writing to an RFID transponder wherein the energy radiated from the antenna system has a narrow beam width so that only one RFID transponder in a record member along a web of record members, each having an RFID transponder, is read from and/or written to without affecting or being affected by any other RFID transponder along the web.12-11-2008
20110254739Antenna with Dielectric Having Geometric Patterns - An antenna includes a ground plane, a dielectric disposed on the ground plane, and an electrically-conductive radiator disposed on the dielectric. The dielectric includes at least one layer of a first dielectric material and a second dielectric material that collectively define a dielectric geometric pattern, which may comprise a fractal geometry. The radiator defines a radiator geometric pattern, and the dielectric geometric pattern is geometrically identical, or substantially geometrically identical, to the radiator geometric pattern.10-20-2011
20080252529DUAL-POLARIZED, MICROSTRIP PATCH ANTENNA ARRAY, AND ASSOCIATED METHODOLOGY, FOR RADIO DEVICE - A dual-polarized antenna, and an associated methodology, is provided for a radio device, such as a mobile station. The antenna is formed of a plurality of patches configured into an array, symmetrical in both a first polarization direction and a second polarization direction. Adjacent patches of the array are interconnected by connecting strips that are also symmetrically positioned in the two directions. These connecting strips not only act as feeding lines for the patches but also operate as in-phase radiation elements in each polarization direction. A transverse strip extends between a pair of transversely positioned patches. And a single feed connection is provided thereat.10-16-2008
20100321250Antenna, Component and Methods - An antenna component (and antenna) with a dielectric substrate and a plurality of radiating antenna elements on the surface of the substrate. In one embodiment, the plurality comprises two (2) elements, each of them covering one of the opposite heads and part of the upper surface of the device. The upper surface between the elements comprises a slot. The lower edge of one of the antenna elements is galvanically coupled to the antenna feed conductor on a circuit board, and at another point to the ground plane, while the lower edge of the opposite antenna element, or the parasitic element, is galvanically coupled only to the ground plane. The parasitic element obtains its feed through the electromagnetic coupling over the slot, and both elements resonate at the operating frequency. Omni-directionality is also achieved. Losses associated with the substrate are low due to the simple field image in the substrate.12-23-2010
20100321249ANTENNAS FOR WIRELESS ELECTRONIC DEVICES - Antenna window structures and antennas are provided for electronic devices. The electronic devices may be laptop computers or other devices that have conductive housings. Antenna windows can be formed from dielectric members. The dielectric members can have elastomeric properties. An antenna may be mounted inside a conductive housing beneath a dielectric member. The antenna can be formed from a parallel plate waveguide structure. The parallel plate waveguide structure may have a ground plate and a radiator plate and may have dielectric material between the ground and radiator plates. The ground plate can have a primary ground plate portion and a ground strip. The ground strip may reflect radio-frequency signals so that they travel through the dielectric member. The antenna may handle radio-frequency antenna signals in one or more communications bands. The radio-frequency antenna signals pass through the dielectric member.12-23-2010
20100321248FIBROUS SUBSTRATE FOR INSERT INCLUDING AN ANTENNA - An assembly includes a wire antenna including at least on conductive turn, a first fibrous substrate on which the antenna extend. The first substrate comprises at least one coated paper including a fibrous base containing at least 30 mass % of natural fibres in the fibrous mass. The antenna is connected to a face of the flexible substrate. The paper includes on that face at least one surface layer containing at least one mineral load and a coating binder. The fibrous base may contain at least 40 mass %, preferably 50 mass %, more preferably 60 mass % and ideally at least 70 mass % of natural fibres, with preferably a lower proportion of long natural fibres relative to short ones when the fibrous mass includes synthetic fibres, in particular between 5 and 25% of synthetic fibres.12-23-2010
20100321247Compact antenna assembly - An antenna assembly includes a substrate, a conductive radiating element disposed above the substrate and preferably arranged parallel to the substrate and connected to the substrate with an interconnecting element, an antenna conductor extended from the conductive radiating element and extended or disposed between one side of the substrate and the conductive radiating element, and a conductive member extended downwardly from the conductive radiating element and arranged between the substrate and the conductive radiating element and having a feed spaced from the substrate for allowing the bandwidth of the antenna assembly to be suitably increased.12-23-2010
20120200462Multiple Input, Multiple Output Antenna for Handheld Communication Devices - An antenna assembly for a mobile wireless communication device has a support with a first surface and a second surface between which a third surface and a fourth surface extend. A conductive ground plane is formed on the second surface. An antenna includes an electrically conductive patch located on the first surface, and first and second electrically conductive legs and an electrically conductive stripe all abutting the patch. In one version the first and second legs and the strip are all on the third surface. In another version the first and second legs are on the third surface and the strip is on the fourth surface that is orthogonal to the third surface. A first signal port is adapted to apply a first signal to the first leg and a second signal port is adapted to apply a second signal to the third leg.08-09-2012
20080204328Dual antenna apparatus and methods - A dielectric dual antenna apparatus intended for applications such as small-sized radio frequency devices. The dual antenna comprises a first partial antenna which implements the lower operating band of the antenna and another partial antenna implementing the upper operating band. The partial antennas have a shared substrate, which together with the radiators constitutes an integrated antenna component. The matching of the dual antenna can be improved in either operating band without degrading it in the other operating band at the same time. Methods of operating the aforementioned apparatus are also disclosed.08-28-2008
20080204329Antenna, And Radio-Frequency Identification Tag - An antenna connected to a circuit portion and configured to effect transmission and reception of information by radio communication, the antenna including a driven meander line portion which has a feed section connected to the circuit portion and which is a line conductor formed in a meandering pattern, and a parasitic meander line portion which does not have a feed section connected to the circuit portion and which is a line conductor formed in a meandering pattern, the parasitic meander line portion being positioned relative to the driven meander line portion, so as to influence an input impedance of the driven meander line portion, wherein the driven and parasitic line portions have respective extensions of the line conductors formed at respective opposite longitudinal ends of the antenna. Also disclosed in a transponder in the form of a radio-frequency identification tag including the antenna and capable of radio communication with an interrogator.08-28-2008
20080204323Antenna Device - An antenna device includes a grounding board having an edge, and an antenna provided on the grounding board. The antenna includes a dielectric block having a top surface, a bottom surface, and a side surface, a radiator electrode provided on the top surface, a short-circuit electrode provided on the side surface. The radiator electrode includes a short-circuited end connected to the second end of the short-circuit electrode, and a portion extending from the short-circuited end and along the outer periphery of the top surface of the dielectric block. The portion of the radiator electrode has an open end located at the first side of the dielectric block. The side surface of the dielectric block is substantially flush with the edge of the grounding board. This antenna device improves radiation characteristics of the chip antenna and allowing a communication device to have a small size.08-28-2008
20110163919HIGH-FREQUENCY CIRCUIT PACKAGE AND SENSOR MODULE - Shielding of high-frequency circuits is achieved using a simple and inexpensive configuration not using any lid. A high-frequency circuit mounting substrate (07-07-2011
20110163918Antenna Device For Reducing Specific Absorption Rate - An antenna device includes a main body. The main body has a first radiator which has a first radiating portion, a third radiating portion, a second radiating portion connected with the first radiating portion and the third radiating portion to show a door shape, a fourth radiating portion extended outwards from the third radiating portion, and a fifth radiating portion extended downwardly from the third radiating portion, and stretched towards the same side of the third radiating portion as the second radiating portion, and a second radiator extended toward the third radiating portion from the first radiating portion. A feeding portion and a grounding portion are extended downwards from the second radiator side by side. A resonance element has an elongated first resonating portion spaced from the main body, and a second resonating portion extended perpendicularly from an end of the first resonating portion away from the main body.07-07-2011
20110260926MULTIBAND ANTENNA - A multiband antenna includes at least two polygons. The at least two polygons are spaced by means of a non-straight gap shaped as a space-filling curve, in such a way that the whole gap length is increased yet keeping its size and the same overall antenna size allowing for an effective tuning of frequency bands of the anenna.10-27-2011
20100283684GPS, GSM, AND WIRELESS LAN ANTENNA FOR VEHICLE APPLICATIONS - A Global Positioning System (GPS), Global System for Mobile Communications (GSM), wireless local area network (WLAN) antenna, including a dielectric board including a ground plane; a first antenna trace line disposed on a first portion of the dielectric board and in electrical contact with the dielectric board, the first antenna trace line including at least one first meandered trace for transmitting and receive a WLAN radio frequency signal; a second antenna trace line disposed on a second portion of the dielectric board and in electrical contact with the dielectric board, the second antenna trace line including at least one second meandered trace for transmitting and receiving a GSM radio frequency signal; a GPS antenna for receiving radio frequency signals from at least one global positioning satellite; and a vehicle mountable housing for enclosing the dielectric board, the first antenna trace line, the second antenna trace line, and the GPS antenna.11-11-2010
20100283687PANEL ANTENNA AND METHOD OF FORMING A PANEL ANTENNA - A method of forming an antenna by providing a first panel including a first conductive sheet secured to a sheet of dielectric material and forming one or more radiating elements and/or a feed network in the conductive sheet by forming grooves in the conductive sheet. The first panel may be a construction grade building panel or a similar suitable panel. The method enables panel antennas to be manufactured using inexpensive materials using inexpensive manufacturing processes11-11-2010
20100283686Multi-Curvature Antenna and Method For Fabricating the Same - A multi-curvature antenna comprises a radiation conductor and a support element. The outer rim of the radiation conductor is fabricated into an outer ring having an arc-shape surface, and the arc-shape surface has a notch. The central portion of the radiation conductor is patterned to form a conduction path. The support element carries the radiation conductor. A method for fabricating a multi-curvature antenna comprises providing a plane metallic sheet; pressing or stamping the metallic sheet to form a radiation conductor having an outer ring with an arc-shape surface; pattering the central portion of the radiation conductor into a predetermined conduction path and punching the outer ring to form a connection member; and cutting off the connection member to complete a multi-curvature antenna.11-11-2010
20110133992ANTENNA APPARATUS - In an antenna apparatus, two pattern antennas are arranged side by side in an area close to a ground conductor layer on a surface of a dielectric substrate, in such a manner as to be formed substantially line-symmetrical with each other. Each of the pattern antennas includes a radiation element having a feed coupler, a mutual coupler, and a feed element fed by a high frequency circuit unit. An open end of the radiation element is located near the ground conductor layer. The feed element and the feed coupler are capacitively coupled with each other, whereby the radiation element is excited. At the excitation, the mutual couplers that extend substantially in parallel with and close to each other are capacitively coupled with each other, and hence, polarization planes of the electric fields radiated from the radiation elements can be made orthogonal to each other.06-09-2011
20110133991DIELECTRIC RESONATOR ANTENNA EMBEDDED IN MULTILAYER SUBSTRATE - Disclosed is a dielectric resonator antenna embedded in a multilayer substrate, which includes a multilayer substrate, a first conductor plate having an opening, a second conductor plate formed on the bottom of a lowermost insulating layer resulting from stacking at least two insulating layers downward from the first conductor plate, a plurality of metal via holes passing through around the opening at a predetermined interval, and a feeder for transmitting a frequency signal to the dielectric resonator embedded by the metal boundaries defined by the first conductor plate, the second conductor plate and the plurality of metal via holes, thus exhibiting low sensitivity to fabrication error and the external environment.06-09-2011
20110254738MULTI-BAND ANTENNA - An antenna includes a grounding element, a connecting element, and first and second radiator elements. The connecting element includes an elongated first connecting section, and a second connecting section connecting the first connecting section to the grounding element. The first radiator element includes a first radiator section extending substantially perpendicular from one side of the first connecting section, and second and third radiator sections extending substantially perpendicular from one side of the first radiator section. The second radiator element includes a first radiator portion extending substantially perpendicular from the one side of the first connecting section, and second and third radiator portions extending substantially perpendicular from one side of the first radiator portion and extending in an opposite direction relative to the second and third radiator sections.10-20-2011
20110080324SINGLE-BAND ANTENNA - A single-band antenna, comprising: a substrate; a first radiation unit; a conductive material; an impedance matching circuit; a signal feed-in terminal; a second radiation unit; and a wire connecting unit. Therefore, the single-band antenna can be miniaturized to be installed with or inside a compact wireless transmission device with enhanced transceiving performance.04-07-2011
20110080323LOW PROFILE ANTENNA ASSEMBLIES - An antenna assembly including a ground plane and a radiator supported above the ground plane is disclosed. The radiator may include a slot to configure the radiator to be resonant in at least two frequency ranges and a grounding point coupled to the ground plane. The radiator may be a dual-band planar inverted F antenna (PIFA) having an upper surface opposite the ground plane. First and second antenna modules may be coupled to the upper surface of the PIFA. The first and second antenna modules may be patch antennas, such as stacked patch antennas.04-07-2011
20110095947MINIATURE MULTI-FREQUENCY ANTENNA - A miniature multi-frequency antenna, comprising at least one dielectric substrate, at least one signal electrode and at least one ground electrode. The signal electrode and the ground electrode are disposed on a substrate. The signal electrode contains at least two branches and at least one branch is partially overlapped with the ground electrode. Each interlayer region between the partially overlapped electrodes forms a specific capacitance. By utilizing this interlayer capacitive effect, the resonant frequency of lower frequency band is achieved while the size of the antenna is effectively reduced. For obtaining the resonant frequency of the high frequency bands, the design concept of PIFA is applied on other branches of the signal electrode. A miniature antenna thus obtained is capable of transmitting/receiving multi-frequency signals having the benefits of easily adjusting impedance and resonant frequency.04-28-2011
20090085808Microwave communication package - A microwave communication package is constructed on an electrically conducting base plate having a first side defining a base plate cavity, with an antenna apparatus mounted on an opposite, second side. A dielectric substrate on the first side of the base plate covers the base plate cavity; and sealing apparatus contacting the dielectric substrate and the base plate completely around the base plate cavity hermetically seals the cavity. Circuitry mounted on a surface of the substrate within the base plate cavity includes one or more microstrip lines communicating components to one or more waveguides comprising openings extending through the base plate; and the waveguides are coupled at their opposite ends to the antenna apparatus.04-02-2009
20130009825MICROPATTERNING OF CONDUCTIVE GRAPHITE PARTICLES USING MICROCONTACT PRINTING - Methods involve a combination of polyelectrolyte multilayer (PEM) coating or silane self assembly on a substrate; microcontact printing; and conductive graphite particles, especially size controlled highly conductive exfoliated graphite nanoplatelets. The conductive graphite particles are coated with a charged polymer such as sulfonated polystyrene. The graphite particles are patterned using microcontact printing and intact pattern transfer on a substrate that has an oppositely-charged surface. The method allows for conductive organic patterning on both flat and curved surfaces and can be used in microelectronic device fabrication.01-10-2013
20110260925MULTIBAND INTERNAL PATCH ANTENNA FOR MOBILE TERMINALS - A multi-band patch antenna configured for at least one of transmission or reception of electromagnetic waves in two or more frequency bands with respect to a surrounding environment, the antenna comprising: a conductive antenna element isolated from an electrical ground element of the antenna and configured for operating as a radiating surface for the electromagnetic waves with respect to the surrounding environment, the antenna element having a pair of slots dividing the antenna element into a first parasitic element, a second parasitic element, and a third element such that a first slot of the pair of slots electrically isolates the first parasitic element from the third element and a second slot of the pair of slots electrically isolates the second parasitic element from the third element; the ground element having at least one ground slot; a substrate having a selected dielectric constant and being positioned between the antenna element and the ground element, such that the antenna element is attached to a first surface of the substrate and the ground element is attached to a second surface of the substrate opposite the first surface; a feed point location of the antenna element positioned on the third element, such that only the third element of the antenna element is configured to be coupled to a signal conductor of a transmission line, such that the transmission line is configured to conduct current flow for at least one of towards the antenna element for transmission of the electromagnetic waves from the antenna element or away from the antenna element as a result of reception of the electromagnetic waves by the antenna element; and a feed point location of the ground element configured to be coupled to a ground conductor of the transmission line.10-27-2011
20110128186PATCH ANTENNA - The present invention relates to a technology for forming a patch antenna generating both linearly and circularly polarized waves at the same time, so as to reduce a propagation loss during transmission/receiving operations between a circularly polarized antenna and a linearly polarized antenna.06-02-2011
20100214173CHIP ANTENNA - The present invention provides a chip antenna of which chip size can be smaller and a mounting area can be also reduced by increasing an effective specific inductive capacity. A chip antenna 08-26-2010
20110260928PATCH ANTENNA AND METHOD OF MAKING PATCH ANTENNA - A patch antenna can prevent a feed point (solder) from rising upward beyond the main surface of an antenna radiation electrode, and a method of making that patch antenna. A dielectric base plate (10-27-2011
20080218419ANTENNA AND MANUFACTURING METHOD THEREOF - An antenna according to the present invention comprises: a plurality of parallel disposed linear conductors; two insulating films between which the plurality of linear conductors are sandwiched; at least one cut portion formed in at least one of the plurality of linear conductors; and a feed point connected to at least one of the plurality of linear conductors. With this configuration, the segment of the linear conductor connected to the feed point provides a driven element, while the other end of the linear conductor opposite to the feed point connected end is electrically open so that the segment of the linear conductor extending beyond the cut portion provides a parasitic element.09-11-2008
20080218418Patch antenna including septa for bandwidth conrol - A patch antenna element includes a parasitic patch which is positioned on a top surface of a substrate. Located beneath the parasitic patch is a driven patch. The driven patch is coupled either directly or capacitively to the center conductor of a coaxial cable and hence provides a signal which signal is coupled to the parasitic patch. The parasitic patch, as well as the driven patch is surrounded by a metal wall cavity. The metal wall cavity increases mutual coupling between antenna patch elements of similar types. Disposed between the parasitic patch and the driven patch are septa elements. The septa elements are oriented parallel to the edges of the patch and are DC connected to the cavity metal sidewalls. The septa operate to reduce total cavity thickness and patch to patch mutual coupling while further allowing control of the bandwidth.09-11-2008
20100066610MULTIBAND ANTENNA - A multiband antenna located on a substrate includes a feed portion, a grounded portion, and an antenna body. The feed portion is connected to the substrate, delivering electromagnetic signals. The grounded portion is connected to the substrate. The antenna body is electrically connected to the feed portion and the grounded portion, transceiving electromagnetic signals. The antenna body includes a first radiator, a second radiator, a first resonator, and a second resonator. The first radiator is connected to the first radiator and the grounded portion. The second radiator is connected to the first radiator and the grounded portion. The first resonator is connected to the second radiator. The second resonator is connected to the second radiator. The second resonator and the first radiator are parallel and of different lengths.03-18-2010
20100194643WIDEBAND PATCH ANTENNA WITH HELIX OR THREE DIMENSIONAL FEED - A wideband patch antenna (08-05-2010
20100194644APERTURE ANTENNA - An aperture antenna for transmitting a circularly polarized signal is provided. The aperture antenna includes an antenna substrate, a feed conductor and an antenna ground layer. The feed conductor is microstrip-fed or coplanar-wave-guide-fed. The antenna ground layer has an aperture, the aperture has a feed portion, a signal turning point, a first edge and a second edge, the first edge connects the feed portion to the signal turning point in a first direction, and the second edge connects the feed portion to the signal turning point in a second direction, the first direction is opposite to the second direction. When the aperture antenna transmits the circularly polarized signal, a traveling wave travels on the first edge, and at least one standing wave is formed on the second edge.08-05-2010
20100194645TEAR-PROOF CIRCUIT - A circuit including a flexible substrate and at least one electric element attached to the substrate, the substrate including at least one cavity arranged near the electric element and helping to break or distort the electric element in response to a flexion or stretching of the substrate. Application in particular is to the manufacture of tear-proof electronic micromodules.08-05-2010
20100194642MULTIPLE INPUT, MULTIPLE OUTPUT ANTENNA FOR HANDHELD COMMUNICATION DEVICES - An antenna assembly for a mobile wireless communication device has a support with a first surface and a second surface between which a third surface and a fourth surface extend. A conductive ground plane is formed on the second surface. An antenna includes an electrically conductive patch located on the first surface, and first and second electrically conductive legs and an electrically conductive stripe all abutting the patch. In one version the first and second legs and the strip are all on the third surface. In another version the first and second legs are on the third surface and the strip is on the fourth surface that is orthogonal to the third surface. A first signal port is adapted to apply a first signal to the first leg and a second signal port is adapted to apply a second signal to the third leg.08-05-2010
20090009404Feed Assembly for Dual-Band Transmit-Receive Antenna - A Ka/Ku-band transmitter-receiver comprises a tri-band feed of a Ka-band transceiver, in conjunction with an array of phase combined patch receiving, antennas that operate at the Ku-band frequencies.01-08-2009
20110148716MULTIPLE RESONANCE ANTENNA, MANUFACTURING METHOD THEREFOR AND COMMUNICATION DEVICE - A multiple resonance antenna includes a dielectric substrate, a first antenna electrode and a second antenna electrode, the first and second antenna electrodes being disposed together on the dielectric substrate with first ends connected to each other but with second ends remaining free, the dielectric substrate including a high-dielectric part having a higher relative permittivity than another part, the high-dielectric part being disposed beneath a part of the first antenna electrode including the second end.06-23-2011
20110175776ANTENNA SET, PORTABLE WIRELESS DEVICE, AND USE OF A CONDUCTIVE ELEMENT FOR TUNING THE GROUND-PLANE OF THE ANTENNA SET - An antenna set comprising at least one antenna element and a ground plane, is complemented by a conductive element coupled to the ground plane, so as to modify the frequency performance of the antenna set, adding an operating band to the antenna set, and/or increasing the bandwidth of one operating band of the antenna set, and/or enhancing voltage standing wave ration, efficiency and/or gain of the antenna set. Thus, the conductive element can be used to tune the antenna set in accordance with specific requirements concerning, for example, compatibility with different wireless services.07-21-2011
20110187603DIELECTRIC ANTENNA AND WIRELESS COMMUNICATION DEVICE - A dielectric antenna and wireless communication device including the dielectric antenna includes a molded body formed of a composite material of dielectric ceramic and a resin, and a flexible substrate including a radiation electrode. The radiation electrode is excitable at frequencies of 500 MHz to 5 MHz. The composition ratio and the like of the molded body are determined so that the Q value (Qd) thereof due to dielectric loss falls within the range of about 500 to about 1500.08-04-2011
20110187601METAMATERIAL ANTENNA USING A MAGNETO-DIELECTRIC MATERIAL - The invention relates to the size reduction of an antenna using a magneto-dielectric material for a CRLH-TL (Composite Right/Left Handed Transmission Line) antenna. In particular, the invention provides a small and low profile metamaterial antenna attained by performing SRR (Split Ring Resonator) magnetization on a dielectric material and applying the magneto-dielectric material to the CRLH-TL antenna that is composed of patches and vias. Even further, the invention provides a metamaterial antenna using a magneto-dielectric material, the antenna comprising: a substrate which is made up of a magneto-dielectric material and which has an SRR structure inserted thereto; patches with a CRLH-TL structure formed at a predetermined distance above the substrate; and a ground plane formed at a predetermined distance below the substrate.08-04-2011
20100026588ANTENNA STRUCTURE AND WIRELESS COMMUNICATION DEVICE HAVING THE SAME - An antenna element has a dielectric base, at least a portion of which is arranged in a non-ground region of a substrate. A feeding radiation electrode has an intermediate path that is connected to a feeding portion and that is arranged to extend in a perimeter direction of the dielectric base on a side surface of the dielectric base adjacent to the non-ground region and spaced away from a ground region. The feeding radiation electrode has an open end side path that is arranged to extend along a loop path from the termination of the intermediate path and an open end of the extended distal end is arranged parallel or substantially parallel to and spaced apart from the intermediate path. A dielectric material having a high dielectric constant, which increases the capacitance between the intermediate path and the open end, is located in a region including the spaced region between the intermediate path and parallel or substantially parallel open end.02-04-2010
20100026586PLANAR ANTENNA, AND COMMUNICATION DEVICE AND CARD-TYPE TERMINAL USING THE ANTENNA - There are provided a planar antenna that reduces interactions between an antenna section and a peripheral circuit section on each other's electric operations in an apparatus in which an antenna and a peripheral circuit are arranged together on a printed circuit board, and a communication device and a card-type terminal that use the planar antenna. The planar antenna has the antenna section and the peripheral circuit section which are arranged on the printed circuit board. The planar antenna includes: on one surface of the printed circuit board, a plate element that constitutes the antenna section, a microstrip line that is connected with the plate element and feeds electricity from a peripheral circuit to the plate element, and a peripheral circuit mounting area in which the peripheral circuit section is arranged; and, on the other surface of the printed circuit board, a first ground portion that constitutes a ground-side conductor of the peripheral circuit section, and a second ground portion that constitutes a ground-side conductor of the microstrip line. The second ground portion is arranged on the printed circuit board other than the first ground portion. The connection between the plate element and the microstrip line is located on the side of the second ground portion away from the first ground portion.02-04-2010
20100026584Microstrip array antenna - The microstrip array antenna includes a dielectric substrate formed with a conductive ground plate at a back surface thereof, and strip conductors formed on a front surface of the dielectric substrate. The strip conductors includes a linear main feeding strip line, and a plurality of array elements connected to the main feeding strip line, the array elements being disposed at least one of both sides of the main feeding strip line at a predetermined interval along a longitudinal direction of the main feeding strip line. Each of the array elements includes a sub-feeding strip line connected to the main feeding strip line, a rectangular radiating antenna element connected to a terminal end of the sub-feeding strip line, and a stub connected to the sub-feeding strip line. The stub is disposed between the main feeding strip line and the radiating antenna element.02-04-2010
20100026582NEAR-FIELD RADIO FREQUENCY IDENTIFICATION READER ANTENNA - A near-field radio frequency identification (RFID) reader antenna includes: a plurality of pairs of slots being formed on a ground surface of a single dielectric layer to emit a field; and a micro-strip line being formed on another surface of the single dielectric layer and having an open end to feed the plurality of pairs of slots.02-04-2010
20100026585MULTIBAND ANTENNA - A multiband antenna includes a base board, a feed member, a first grounding connector, a second grounding connector, a first radio member, a second radio member, a third radio member and a fourth radio member. The feed member, the first grounding connector and the second grounding connector are all electronically connected to the base board. The first radio member is electronically connected to the feed member and the first grounding connector. The second radio member is electronically connected to the first radio member. The third radio member is electronically connected to the first radio member. The fourth radio member is electronically connected to the second grounding connector. In use, the multiband antenna sends/receives wireless signals in different working frequencies by the radio members.02-04-2010
20090174609STRIPLINE-TYPE COMPOSITE RIGHT/LEFT-HANDED TRANSMISSION LINE OR LEFT-HANDED TRANSMISSION LINE, AND ANTENNA THAT USES SAME - A stripline-type transmission line can easily change and control transmission characteristics by changing the permittivity of a substrate, and also provides an antenna that can extensively change and control the direction of radiation with the frequency of an electromagnetic wave constant, by using the transmission line.07-09-2009
20090174608NON-DISPERSIVE UWB ANTENNA APPARATUS USING MULTI-RESONANCE, AND METHOD FOR MANUFACTURING THE SAME - Provided is a non-dispersive UWB antenna using multi-resonance, which can obtain a UWB characteristic by combining a monopole radiation patch and stepped open stubs, and can obtain an improved non-dispersion characteristic by using a symmetrical structure of the monopole radiation patch and the stepped open stubs. The non-dispersive UWB antenna includes a dielectric substrate, a monopole radiation patch disposed in the center of the top surface of the dielectric substrate, stepped open stubs connected to the monopole radiation patch to induce multi-resonance, a CPW ground plane, and a CPW feed line connected to the monopole radiation patch. By using the monopole radiation patch, the stepped open stubs, and the CPW feed line, the non-dispersive UWB antenna can obtain the omni-directional radiation pattern in the frequency range (3.1-4.9 GHz) required by the system.07-09-2009
20090174607Antenna - The invention discloses an antenna, which comprises a reference ground, a first radiation branch and a second radiation branch. The reference ground comprises a first grounding point and a second grounding point; the first radiation branch is connected to the reference ground via the first grounding point; the second radiation branch is connected to the reference ground via the second grounding point; wherein a slot is formed between the first radiation branch and the second radiation branch, and a distributed capacitance for coupling a signal is formed by coupling the first radiation branch and the second radiation branch via the slot; a connecting point is a feeding point via which one end of the second radiation branch for coupling the signal is connected to a radio frequency (RF) feed line, the feeding point arranged between the first grounding point and the second grounding point. The antenna of the present invention has advantages as follows: since a coplanar wave-guide coupling structure is used between the antenna resonant branches, which is equivalent to a capacitance loading, and a field loaded by the distributed capacitance is mainly concentrated in the air, thus a power loss caused by a resistor in a device after a lumped parameter capacitor is loaded is avoided. Therefore, the resonant frequency of the antenna and the size of the antenna are reduced.07-09-2009
20090174605MODULAR ULTRA-WIDEBAND ANTENNA STRUCTURE - An ultra-wideband (UWB) modular antenna structure, it mainly has a radio-frequency module and an antenna unit combined to be suitable of assembling in a system of electronic equipment. The radio-frequency module is installed on a printed circuit board of the electronic equipment, and has at least a radio-frequency module circuit board; the antenna unit is installed above the radio-frequency module circuit board, and has a dual-face printed circuit board on the top of which a radiation member of an operation range of frequency band for ultra-wideband communication is formed with a feed-in portion extended out of it, the bottom face has a grounding portion extended out of it, the feed-in portion and the grounding portion are connected respectively to the radio-frequency module circuit board. Thereby, functions of mass production and volume reducing can be obtained, so that no instability issue may happen during installation and changing.07-09-2009
20090174606RADIO FREQUENCY SYSTEM COMPONENT WITH CONFIGURABLE ANISOTROPIC ELEMENT07-09-2009
20090174604Internal Multiband Antenna and Methods - A multiband antenna intended for small-sized radio devices, internal to the device. The antenna comprises a main element (07-09-2009
20100019973MULTI-BAND ANTENNA - A multi-band antenna has a grounding plate, a radiating element and a parasitic element. The radiating element has a level radiating portion disposed a predetermined distance away from the grounding plate and a first connecting portion connecting the level radiating portion with the grounding plate. The parasitic element has a substantially L-shaped parasitic portion away from the grounding plate and a second connecting portion disposed at the same side of the grounding plate with the first connecting portion to connect a free end of the L-shaped parasitic portion with the grounding plate. The L-shaped parasitic portion is substantially at the same plane with and spatially fences the level radiating portion to define a substantially L-shaped space. The multi-band antenna has simple structure and small size to be assembled in the limited space of notebook.01-28-2010
20100019974Multi-band antenna - A multi-band antenna includes an insulative supporting member, an antenna stripe comprising a ground element, a first antenna used for wireless wide area net and a second antenna used on wireless local area net, wherein said first antenna comprises a first radiating portion with a horizontal first feeding tab, said first radiating portion is separated from the grounding element, said antenna stripe surrounds the supporting member, said first radiating portion is fixed on the supporting member and covers plural faces of the supporting member.01-28-2010
20090046015BROADSIDE HIGH-DIRECTIVITY MICROSTRIP PATCH ANTENNAS - High-directivity microstrip antennas comprising a driven patch and at least one parasitic element placed on the same plane, operate at a frequency larger than the fundamental mode of the driven patch in order to obtain a resonant frequency with a high-directivity broadside radiation pattern. The driven patch, the parasitic elements and the gaps between them may be shaped as multilevel and/or Space Filling geometries. The gap defined between the driven and parasitic patches according to the invention is used to control the resonant frequency where the high-directivity behaviour is obtained. The invention provides that with one single element is possible to obtain the same directivity than an array of microstrip antennas operating at the fundamental mode.02-19-2009
20090015487MULTIBAND ANTENNA - A multiband antenna includes a long radiating branch, a short radiating branch, a short strip, a feed point, a grounding portion, a connecting portion, a long parasitic strip, and a short parasitic strip. The feed point, the long radiating branch, the short radiating branch, and the short strip are in a first plane. The grounding portion connects to the short strip. The connecting portion connects the long radiating branch, the short radiating branch, and the short strip. The long radiating branch, the short strip, and the connecting portion form a first inverted-L shaped antenna structure. The short radiating branch, the short strip, and the connecting portion form a second inverted-L shaped antenna structure. The long parasitic strip and the short parasitic strip are in a second plane and respectively connected to the grounding portion. The first plane is parallel to the second plane.01-15-2009
20120146856FLEXIBLE SUBSTRATE ANTENNA AND ANTENNA DEVICE - This disclosure provides a flexible substrate antenna and antenna device including a flexible substrate antenna. The flexible substrate antenna includes a first parasitic radiation electrode and a second parasitic radiation electrode provided on the flexible substrate, where a leading ends (open ends) of the first parasitic radiation electrode and the second parasitic radiation electrode face each other with a slit of a predetermined gap therebetween. Further, a capacitive feed electrode is formed on the flexible substrate at a position facing the first parasitic radiation electrode, and is configured to capacitively feed power to the first parasitic radiation electrode.06-14-2012
20080266178Planar Antenna for Mobile Satellite Applications - The invention relates to a microstrip patch antenna (10-30-2008
20110074637ANTENNA AND COMMUNICATION DEVICE - An antenna includes a dielectric substrate and an antenna element, wherein the dielectric substrate has a mark on an outer surface, the mark having a lower relative permittivity than the dielectric substrate, the antenna element is formed from a FPC film, and the FPC film has an antenna electrode on one side and a flexible insulating film with an adhesive layer on the other side and is adhered to the outer surface of the dielectric substrate with a tip or bend of the antenna electrode aligned with the mark.03-31-2011
20120146855TECHNIQUES FOR CONDUCTIVE PARTICLE BASED MATERIAL USED FOR AT LEAST ONE OF PROPAGATION, EMISSION AND ABSORPTION OF ELECTROMAGNETIC RADIATION - An antenna system and method for fabricating an antenna are provided. The antenna system includes a substrate and an antenna. The antenna includes a conductive particle based material applied onto the substrate. The conductive particle based material includes conductive particles and a binder. When the conductive particle based material is applied to the substrate, the conductive particles are dispersed in the binder so that at least a majority of the conductive particles are adjacent to, but do not touch, one another.06-14-2012
20080204327COMPACT DUAL-BAND RESONATOR USING ANISOTROPIC METAMATERIAL - A dual-band resonator with compact size, such as a resonant type dual-band antenna, which uses an anisotropic metamaterial is described. The artificial anisotropic medium is implemented by employing a composite right/left-handed transmission line. The dispersion relation and the antenna physical size only depend on the composition of the unit cell and the number of cells used. By engineering the characteristics of the unit cells to be different in two orthogonal directions, the corresponding propagation constants can be controlled, thus enabling dual-band antenna resonances. In addition, the antenna dimensions can be markedly minimized by maximally reducing the unit cell size. A dual-band antenna is also described which is designed for operation at frequencies for PCS/Bluetooth applications, and which has a physical size of 1/18λ08-28-2008
20120146854ANTENNA DEVICE - An antenna device includes a ground plate, a feed section insulated from the ground plate, two radiating conductors each coupled to a corresponding short-circuit section coupled to the feed section and the ground plate, extending in parallel to the ground plate, and spaced a predetermined distance apart from the ground plate; and a feeder circuit that supplies electric power to the radiating conductors, the two radiating conductors are disposed, on the ground plate, at positions symmetric about the midpoint of the ground plate, the feeder circuit supplies electric power in opposite phases to the two radiating conductors, and the two radiating conductors have bent portions of the same form.06-14-2012
20120146853ANTENNA WITH SLOT - An antenna having a signal feeding structure, an antenna conductor coupled to the signal feeding structure and forming a slot in the antenna conductor. A closing portion capacitively closing the at least one slot at a mechanically open end of the slot.06-14-2012
20120098707ANTENNA - An antenna is provided. The antenna includes a ground element, a connection element, a first radiator and a second radiator. The connection element is connected to the ground element. The first radiator is connected to the connection element and extends toward a first direction, wherein the first radiator transmits a first wireless signal. The second radiator is connected to the connection element and extends toward the first direction, wherein the second radiator is parallel to the first radiator, the second radiator transmits a second wireless signal, and a frequency of the first wireless signal is different from a frequency of the second wireless signal, and when the antenna transmits the first and second wireless signals, the first radiator resonates with the second radiator.04-26-2012
20100188293Plane Antenna - A wireless internet with a plane antenna, the plane antenna comprising: a plane, an import antenna, a plurality of radiator and an export antenna. The plane has an edge; the import antenna is located the plane, the import antenna has a first import line and a second import line, a point of the first import antenna connects with the edge, and the point is perpendicular to the edge, the second import line and the first import connect with each other to have an included angle; the plurality of radiator has a preview arrangement method to connect with the plane, each radiator has a first conducting wire, a sharp part, a first protruding fringe, a fillister, a second protruding fringe and a second conducting wire; the export antenna is located the plane, the export antenna has a first export antenna and a second export antenna, the second export line and the first export line connect with each other to have the included angle. Wherein the second import line and the second export line connect with different the first conducting wire of the radiator.07-29-2010
20110148715PATCH ANTENNA AND MINIATURIZING METHOD THEREOF - A miniaturizing method for a patch antenna includes following steps: providing a patch antenna comprising a radiator; setting at least one through hole on the radiator to change the current distance of the patch antenna, the changed current distance being equal to an expected current distance; and forming a miniature patch antenna.06-23-2011
20090219213Multi-Metamaterial-Antenna Systems with Directional Couplers - Examples of apparatus and techniques for providing metamaterial (MTM) multi-antenna array systems with directional couplers for various applications.09-03-2009
20120306703ANTENNA AND WIRELESS COMMUNICATION DEVICE - This disclosure provides an antenna and a wireless communication device that includes the antenna in which a high-order mode can be controlled while maintaining good radiation characteristics in both the fundamental mode and high-order mode. The antenna has a radiation electrode provided on a surface of a dielectric substrate and a branch electrode portion that branches from the radiation electrode portion at a branch point near the feeding port toward a vicinity of a position of the radiation electrode at which a maximum voltage of a high-order mode is generated.12-06-2012
20120306702Substrate Antenna - The simply configured substrate antenna has a plurality of antennas. A loop-like first joint pattern one spot of which is divided is formed in one-side substrate surface of a substrate composed of a dielectric material. Antenna elements that configure a first antenna are respectively connected to both ends of the first joint pattern at the divided position. A loop-like second joint pattern one spot of which is divided is formed in the other-side substrate surface at a position opposite to the first joint pattern. Antenna elements that configure a second antenna are respectively connected to both ends of the second joint pattern at the divided position. The first and second antennas are set to approximately the same or different resonance frequency bands. Feeding and ground points connected to and formed in the first joint pattern are held in common to transmit or receive a transmission/reception signal.12-06-2012
20120306701Electric Conductive Trace - An electric conductive trace includes an arch-shaped variation of a shape of at least a portion of a fractal of at least a second iteration. The portion of the fractal is larger than double of a first iteration of the fractal. The shape varied to be arch-shaped for changes of direction includes a curve radius larger than a predefined minimum curve radius.12-06-2012
20090153404SINGLE LAYER DUAL BAND ANTENNA WITH CIRCULAR POLARIZATION AND SINGLE FEED POINT - A single-layer dual-band antenna with circular polarization is disclosed. The antenna includes a first radiator formed on the top surface of a substrate and electrically coupled to a feeding element, and a second radiator formed on the top surface of the substrate, spaced apart from the first radiator by a predetermined distance and electromagnetically coupled with the first radiator. The antenna is thin because it has a single-layer structure. Furthermore, there is no deterioration in the radiation characteristic due to interference between the radiators. Moreover, impedances of the radiators can be independently matched at their frequency bands by adjusting the position of a feed point and the relative position of the radiators.06-18-2009
20090015480RFID Near Field Microstrip Antenna - A near field antenna is disclosed which is configured to read an RFID label such that a localized electric E field emitted by the antenna at an operating wavelength resides substantially within a zone defined by the near field. The localized E field directs a current distribution along an effective length of the antenna corresponding to a half-wave to a full-wave structure.01-15-2009
20080218416ARBITRARILY-SHAPED MULTIFUNCTIONAL STRUCTURES AND METHOD OF MAKING - Multifunctional structures and methods of manufacturing multifunctional structures which function as both electronic devices and load-bearing elements are disclosed. The load-bearing elements are designed to have electronic functionality using electronics designed to be load-bearing. The method of manufacturing the multifunctional structure comprises forming an electronic element directly on at least one ply of arbitrarily shaped load-bearing material using conventional lithographic techniques and/or direct write fabrication techniques, and assembling at least two plies of arbitrarily shaped load-bearing material into a multifunctional structure. The multifunctional structure may be part of an aerospace structure, part of a land vehicle, pan of a watercraft or part of a spacecraft.09-11-2008
20120038514METHOD OF MANUFACTURING ANTENNA USING SINTERING OF METAL AND ANTENNA MANUFACTURED BY THE SAME - A method of manufacturing an antenna includes forming a base including a synthetic resin, forming a conductive pattern on the base and forming a circuit pattern by sintering the conductive pattern by applying heat. The conductive pattern includes a conductive paste and a binding material binding the base and the conductive pattern. The conductive paste includes a metal.02-16-2012
20090315780INVERTED-F ANTENNA - An inverted-F antenna includes a radiation element, a ground element, a loop conductive pin, a signal feed-in portion, and a signal line. The antenna is designed as the signal feed-in portion and the ground portion sharing a single pin, thus solving the problem of the conventional inverted-F antenna having complicated components and increased cost due to using two independent components in parallel including a conductive pin and a signal feed-in portion for grounding and receiving feed-in signals.12-24-2009
20090033559BROADBAND ANTENNA SYSTEM - A broadband antenna system includes a ground plane, a metal plate parallel to the ground plane, and constituting a capacitance load against the ground plane, and a radiation structure connected perpendicularly to the ground plane and the metal plate. The radiation structure includes a feed conductor to supply an electric signal, a short-circuit stub to transfer the supplied electric signal to the ground plane, a conducting bridge to interconnect the feed conductor and the short-circuit stub, which is separated from the metal plate, and a radiating conductor connected to the ground plane the metal plate, and coupled to the supplied electric signal to thereby radiate electromagnetic waves.02-05-2009
20090015481MULTI-BAND EMBEDDED ANTENNA - A multi-band embedded antenna includes a flat antenna base with an upper edge, a lower edge, a left edge and a right edge therearound. The antenna base has a plow groove with a first plow groove extending downward from the upper edge and a second plow groove extending rightward from the bottom of the first plow groove, a first radiate portion adjacent to the left edge, a second radiate portion above the second plow groove. The first radiate portion has a gap placed at the lower left corner thereof, a radiate strip and a radiate crossband extending leftward from the top of the radiate strip. The second radiate portion has a slot parallel to the first plow groove, a signal feed point at the lower right corner thereof and a connecting portion extending downward from the right side thereof. The antenna base further includes a bending portion extending downward from the bottom of the radiate strip and then rightward to connect with the connecting portion.01-15-2009
20110316749MOBILE COMMUNICATION TERMINAL - A mobile communication terminal comprises a motherboard and an internal antenna that is arranged at one end of the motherboard, and an isolation structure similar a hairline crack is formed at the other end of the motherboard far from the internal antenna. The mobile communication terminal provided by the present invention extends the main ground length of an antenna by means of an isolation structure on a motherboard, thereby increasing the antenna bandwidth so as to meet radio-frequency performance requirements.12-29-2011
20120001805DUAL-BAND ANTENNA - A dual-band antenna includes a radiator unit. The radiator unit includes a base portion, an extension portion extending from the base portion, a connecting portion extending from the extension portion, a transition portion extending from the connecting portion, and a u-shaped portion extending from the transition section. The connecting portion, the extension portion, and the base portion define a first slot. The u-shaped portion defines a second slot.01-05-2012
20090096679Patch Antenna - According to one embodiment, a patch antenna includes a radiating layer coupled to a feed line. The radiating layer has at least one radiating element disposed on an opposite side from the feed line. The radiating layer has a moat around its perimeter forming an inner perimeter sidewall and an outer perimeter sidewall. A conductive coating may be disposed on the inner perimeter sidewall or the outer perimeter sidewall.04-16-2009
20120044111ANTENNA APPARATUS RESONATING IN PLURAL FREQUENCY BANDS IN INVERTED F ANTENNA - In an inverted F pattern antenna apparatus including a first antenna element and having an electrical length of a quarter wavelength of a first resonance frequency, a folded antenna element and a second antenna element are provided at an end portion of the first antenna element. A length having an electrical length obtained by adding the electrical length of the further provided antenna elements to the electrical length of the inverted F pattern antenna apparatus is set to an electrical length of a quarter wavelength of a second resonance frequency, then resonance is achieved at the second resonance frequency, thereby configuring the antenna apparatus having two resonance frequencies.02-23-2012
20120001804CRLH ANTENNA STRUCTURES - A variety of configurations for a CRLH structured antenna in a wireless device are presented. An antenna having portions of the CRLH structure positioned on different layers provides an elevated structure. An antenna is presented having a double folded antenna structure, wherein a cell patch includes extensions on multiple layers of a substrate.01-05-2012
20120001803Wideband Antenna - A wideband antenna for a radio transceiver device includes a first radiating element for transmitting and receiving wireless signals of a first frequency band, a second radiating element for transmitting and receiving wireless signals of a second frequency band, a grounding unit, a connection strip having one end coupled to the first radiating element and the second radiating element, and another end coupled to the grounding unit, and a feeding terminal coupled to the connection strip for transmitting wireless signals of the first frequency band and the second frequency band. The second frequency band is lower than the second frequency band, and the connection strip includes a structure extending toward the first radiating element.01-05-2012
20100277374ANTENNA HAVING METAMATERIAL SUPERSTRATE AND PROVIDING GAIN IMPROVEMENT AND BEAMFORMING TOGETHER - Provided is antenna having metamaterial and providing gain improvement and beamforming together. The antenna includes a resonator and a superstrate. A feed antenna is disposed in the resonator. The superstrate includes a conductive pattern on the resonator for improving gain and beamforming of the feed antenna.11-04-2010
20120007780MULTI-BAND ANTENNA STRUCTURE - A multi-band antenna structure includes a substrate having a first surface and a second surface that is opposite to the first surface, a first metal strip and a second metal strip formed on the first surface, a third metal strip formed on the second surface, and a metal part located on the substrate. The first metal strip has a first strip and a second strip and the second strip has an inductance characteristic. The first strip of the first metal strip and the third metal strip define a first overlap area in the direction vertical to the substrate. The first overlap area has a first capacitor characteristic. The second metal strip and the third metal strip define a second overlap area in the direction vertical to the substrate. The second overlap area has a second capacitor characteristic.01-12-2012
20120007782ANTENNA APPARATUS AND A WIRELESS COMMUNICATION APPARATUS - An antenna apparatus comprises a ground board; a feeding portion for supplying electric power to the antenna apparatus, disposed on said ground board; a first line element having one end connected to said ground board, wherein a length from said feeding portion to an other end thereof is ¼ wave of resonance frequency; and a second line element having one end connected to said first line element, disposed along said first line element from the other end of said first line element, wherein a length from said feeding portion to an other end thereof is not k/12 (k is integer) wave of resonance frequency.01-12-2012
20120007781ANTENNA MODULE - There is provided an antenna module. The antenna module according to the present invention may include a patch antenna resonator formed on a surface of a dielectric substrate; and a surface wave-radiation resonator disposed to be separated from the patch antenna resonator, and formed to surround the patch antenna resonator so that signals from the patch antenna resonator are radiated. In this instance, the signals may flow on the surface of the dielectric substrate.01-12-2012
20120013510MULTIBAND ANTENNA AND ELECTRONIC DEVICE - A multiband antenna includes a conductive antenna element portion and a conductive ground element portion which are provided on an insulating film. The antenna element portion includes a first antenna element having a length corresponding to a first resonance frequency, and a second antenna element having a length corresponding to a second resonance frequency. The ground element portion includes a first side having a length to resonate at the first resonance frequency, and a second side having a length to resonate at the second resonance frequency.01-19-2012
20120056788MULTIBAND AND BROADBAND ANTENNA USING METAMATERIALS, AND COMMUNICATION APPARATUS COMPRISING THE SAME - A multiband and broadband antenna using metamaterials and a communication apparatus comprising same are provided. According to one embodiment of the present invention, provided is a multiband and broadband antenna, comprising: a feeder unit formed in at least a portion of a carrier; and at least one double negative (DNG) unit cell which is formed in the carrier, fed by the feeder unit, and serves as a composite right/left handed transmission line (CRLH-TL).03-08-2012
20120056787Patch Antenna with Capacitive Radiating Patch - A patch antenna includes a capacitive radiating patch, a ground plane, and vertical coupling elements electrically connected to defined portions of the capacitive radiating patch and the ground plane. The capacitive radiating patch includes an array of conductive segments along the periphery and within the interior of the capacitive radiating patch. Capacitors are electrically connected to specific conductive segments in a defined pattern. Vertical coupling elements electrically connect specific conductive segments along the periphery of the capacitive radiating patch to the ground plane. Vertical coupling elements can be conductors or defined combinations of resistors, inductors, and capacitors. Various embodiments of the patch antenna are configured for linear polarization and circular polarization. Relative to a conventional patch antenna of a similar size, a patch antenna with a capacitive radiating patch has a broader operational bandwidth and a broader radiation pattern in the forward hemisphere.03-08-2012
20080218417Probe fed patch antenna - A microstrip antenna configuration employs a metallic patch which is positioned on the top surface of a dielectric substrate. The dielectric substrate has the bottom surface coated with a suitable metal to form a ground plane. A hole is formed through the ground plane, through the dielectric to allow access to the bottom surface of the patch. A center conductor of a coaxial cable is directly connected to the patch. The center conductor of the coaxial cable is surrounded by a metallic housing within the substrate area. The patch forms a first plate for the capacitance while the diameter of the outer housing of the coaxial cable within the substrate is increased to form another plate on the end of the coaxial cable. The value of capacitance can be adjusted by the area of the metallic housing the relative dielectric constant of the spacing material, and the spacing between the plates. The sum of the probe inductive impedance and microstrip patch antenna input impedance using the direct probe connection is adjusted and centered at a desired design center frequency and many such frequencies can be accommodated.09-11-2008
20120306700SURFACE MOUNT MODULE EMBEDDED ANTENNA - An apparatus includes a dielectric sheet, and an antenna structure. The antenna structure comprises a first conductive portion located on an exterior surface of the dielectric sheet and a second conductive portion buried in the dielectric sheet and configured for coupling to a return portion of the wireless communication circuit. The second conductive portion includes a plane area adjacent to the first conductive portion in a region proximal to the feed portion and separated from the first conductive portion by a portion of the dielectric sheet, a curved transition portion, the transition portion including a lateral width that tapers along the length of the second conductive portion, and a distal portion comprising two parallel conductive strips, the distal portion electrically coupled to the plane area via the curved transition portion, wherein the parallel conductive strips are thinner in lateral width than the plane area.12-06-2012
20090135068Transparent Wideband Antenna System - Antennas are disclosed that include an electrically conductive conformal portion that is substantially defined by a triangular portion and self-similar extensions. The antennas also includes an electrically non-conductive conformal portion. Both the electrically conductive conformal portion and the electrically non-conductive portion are substantially transparent at visual wavelengths.05-28-2009
20090135072Multi-band antenna - A multi-band antenna includes a grounding portion (05-28-2009
20090135067ANTENNA DEVICE - An antenna device including a ground plane, a circuit board, an antenna, and a conductive wire is provided. The circuit board includes a signal feed point, and the antenna includes a radiation portion and a feed portion extending externally from the radiation portion. The feed portion is electrically connected to the signal feed point, and the conductive wire is disposed on the circuit board and electrically connected to the ground plane and the signal feed point. The conductive wire is, for example, a printed trace formed on the circuit board.05-28-2009
20090135070Complex antenna - A complex antenna (05-28-2009
20090135069Antenna with symmetrical first and second monopole radiating elements - An antenna, which is operable in a digital video broadcasting for handhelds (DVB-H) frequency range, includes first and second monopole radiating elements and a feeding element. The first and second monopole radiating elements are symmetrical about an axis of symmetry and have a meandering shape. The feeding element interconnects the first and second monopole radiating elements.05-28-2009
20090135071Dual band antenna - An antenna set on a circuit board is provided. The circuit board includes a signal transmitting unit and a grounding unit. The antenna includes a conductive supporting portion, a radiator and a grounding portion. The radiator operating in a first frequency band includes a feeding branch coupled to the signal transmitting unit for receiving a feeding signal. The grounding portion is connected to the radiator through the conductive supporting portion. The grounding portion includes a slot cavity and a grounding branch. The slot cavity is extended from a top surface of the grounding portion into the interior of the grounding portion. The grounding branch is coupled to the grounding unit. A resonant cavity is formed between the radiator and the slot cavity. The resonance of the resonant cavity operates in a second frequency band.05-28-2009
20120026045ANTENNA WITH ONE OR MORE HOLES - A new type of multihole antenna which is mainly suitable for mobile communications or in general to any other application where the integration of telecom systems or applications in a single antenna is important. The antenna includes a radiating element which at least includes one hole. By means of this configuration, the antenna provides a broadband and multiband performance, and hence it features a similar behaviour through different frequency bands. Also, the antenna features a smaller size with respect to other prior art antennas operating at the same frequency.02-02-2012
20120026044MODIFICATION ON MONOPOLE ANTENNA - A monopole antenna is disposed on a substrate including a first surface and a second surface. The monopole antenna includes a feeding point, a radiation unit, and a reflecting element. The radiation unit is disposed on the first surface of the substrate, and includes a feeding section, a first radiation section, a second radiation section, and a third radiation section. The feeding section, the first radiation section, and the second radiation section are connected sequentially. The feeding point is electrically connected to the feeding section. The second radiation section and the feeding section are respectively placed at two sides of a longitudinal axis of the first radiation section. The third radiation section is electrically connected to the first radiation section. The reflecting element is disposed on the second surface of the substrate, and corresponds to a position of the second radiation section.02-02-2012
20090146886ANTENNA DEVICE - A planar antenna device is mounted on a board including a dielectric layer and two conductor layers vertically sandwiching the dielectric layer. The upper conductor layer includes a first radiating element having an end portion connected through a via hole to a ground formed by the lower conductor layer, a second radiating element having an open end portion, first and second ground conductors connected to respective base portions of the first and second radiating elements via resistors, and a feeder line configured to feed power to the first and second radiating elements.06-11-2009
20090073053OPTICALLY DRIVEN ANTENNA - There is provided an optically driven, transmitting and receiving antenna transformable into an electrically invisible antenna when inactive, including a light source, a semiconductor wafer illuminatable by the light source and a microwave source or sensor. The wafer has a surface for forming optically induced plasma or electron hole concentration, assuming a spatial and temporal pattern defined by a light beam impinging thereon. Upon the wafer being exposed to the light beam having a power level sufficient for creating a dense plasma or electron hole concentration in the wafer, the wafer becomes reflective to microwaves, and returns to transparency when light from the light source is turned off.03-19-2009
20110043410Unsymmetrical dual band antenna - An unsymmetrical dual-band antenna including a substrate, a first radiation unit, a second radiation unit and an impedance matching unit is provided. The substrate has a first surface and a second surface opposite to the first surface. The first radiation unit disposed on the first surface of the substrate includes first and second radiation portions connected to each other. The second radiation unit disposed on the first surface of the substrate includes third and fourth radiation portions connected to each other. The third radiation portion is disposed on the first surface of the substrate and adjacent to the first radiation portion. The impedance matching unit disposed on the second surface includes first to fourth patches. The first and the second patch are electrically connected to a feeding point. The third and the fourth patch are electrically connected to a ground point.02-24-2011
20120154221ELECTRICALLY SMALL OCTAVE BANDWIDTH NON-DISPERSIVE UNI-DIRECTIONAL ANTENNA - An electrically small antenna is disclosed that is directional, has over an octave bandwidth, is non-dispersive, is inexpensive to mass produce, and allows transmitter and receiver electronic components to be integrated into the antenna.06-21-2012
20110084882DUAL-BAND ANTENNA AND ANTENNA DEVICE HAVING THE SAME - A dual-band antenna includes first and second connecting sections coupled to a ground unit, and first, second, and third radiator sections. The first connecting section extends in a direction from the ground unit toward an inner wall face of a housing of an electronic device. The first radiator section is connected to the first connecting section and is disposed to extend along the inner wall face. A feed-in section extends between the second connecting section and the inner wall face, and has a portion extending parallel to the first radiator section. The second radiator section is connected to the feed-in section and is disposed to extend along the inner wall face. The third radiator section is connected to the second radiator section, extends between the second radiator section and the feed-in section, and has a portion extending parallel to the second radiator section.04-14-2011
20130009824INVERTED-F ANTENNA - An improved inverted-F antenna, adapted for wireless communication devices, is disclosed, which comprises: a ground plane; a pin, coupled to a side of the ground plane while extending vertically upward therefrom; a first radiation unit, connected to an end of the pin that is not connected to the ground plane while enabling the periphery of the same to align with the periphery of the ground plane. Moreover, the inverted-F antenna is further comprised of: a second radiation unit, connected to the end of the first radiation unit that is not connected to the pin while enabling the same to be enveloped within the periphery of the ground plane, and being shaped like a fan tapering toward the end thereof that is connected to the first radiation unit; and a feed point, disposed extendingly from an end of the first radiation unit for feeding electrical signals.01-10-2013
20090109096Multi-Band or Wide-Band Antenna - A monopole-type antenna (04-30-2009
20100026580PIFA antenna design method - A planar inverted-F antenna design method for designing a planar inverted-F antenna having excellent hearing aid compatibility is disclosed to include the step of setting the position of the feed leg and short-circuit leg for planar inverted-F antenna to be within 10 cm from the center of one short side of the circuit board along the direction of the corresponding short side of the circuit board, and the step of designing the shape of the planar inverted-F antenna.02-04-2010
20110090125FRONT END BLOCK WITH INTERGRATED ANTENNA - The invention relates to an RF reception front end block comprising a first substrate and an RF integrated front end module integrated onto a second substrate supporting a radiating part of the antenna.04-21-2011
20120313825ANTENNA ASSEMBLY AND PORTABLE WIRELESS TERMINAL - An antenna assembly (12-13-2012
20110032153ANTENNA PATTERN FRAME, METHOD AND MOLD FOR MANUFACTURING THE SAME, ELECTRONIC DEVICE CASE HAVING ANTENNA PATTERN FRAME EMBEDDED THEREIN, AND METHOD FOR MANUFACTURING THE SAME - An antenna pattern frame includes an antenna radiator receiving an external signal and transmitting the received external signal to an electronic device, a radiator frame having the antenna radiator on a surface thereof, and a guide boss protruding from the radiator frame and preventing the radiator frame from moving vertically in a mold for manufacturing an electronic device case having an inner space having a shape corresponding to that of an electronic device case.02-10-2011
20110102271WIRELESS TRANSMISSION DEVICE AND COMPUTER SYSTEM USING THE SAME - A wireless transmission device and a computer system using the same are provided. The wireless transmission device is adapted to a computer system having a first housing and a second housing, a display is disposed in the first housing, and a motherboard is disposed in the second housing. The wireless transmission device includes a first antenna and a signal processing module. The first antenna is disposed in the side edge of the first housing opposite to the second housing and the signal processing module is disposed in the second housing. The signal processing module is connected with the first antenna via a cable, and it also has a second antenna, so as to process a wireless signal transmitted by the first antenna and the second antenna.05-05-2011
20110102270ANTENNA AND COMMUNICATION DEVICE EQUIPPED WITH THE SAME - An antenna comprises the followings: a base substance provide on a substrate 05-05-2011
20110102268ANTENNA - An antenna includes a base, a first radiating element, and second radiating element. The first radiating element is open at a first end thereof, is connected to a ground point at a second end thereof, and resonates in a substantially ¼ wavelength mode in a first communication frequency band. A feed line is connected between a first feed point and a predetermined position between the first end and the second end of the first radiating element. The second radiating element has a first end that is a second feed point, a second end that is connected to the ground point, and resonates in a substantially ½ wavelength mode in a second communication frequency band. A distance from the ground point to the second feed point is longer than a distance from the ground point to the first feed point.05-05-2011
20110102269PATCH ANTENNA - The patch antenna disclosed is easily adjusting the resonant frequency even by manual operation and without requiring a grinding process. A patch antenna includes a radiating element 05-05-2011
20120119954DUAL-POLARIZED DUAL-FEEDING PLANAR ANTENNA - A dual-polarized dual-feeding planar antenna includes a first substrate, a second substrate and an air layer. The first substrate includes at least one first microstrip and at least one patch electrically connected with each other. The second substrate is disposed on one side of the first substrate and includes a common ground layer, a slot, a first feeding port, a second feeding port and a second microstrip. The slot is disposed corresponding to the patch. The air layer is disposed between the first substrate and the second substrate. The first microstrip is electrically connected to the first feeding port through a conducting wire. The patch couples to the second microstrip via the slot, and the second microstrip is electrically connected to the second feeding port.05-17-2012
20100289702DUAL-BAND ANTENNA AND PORTABLE WIRELESS COMMUNICATION DEVICE USING THE SAME - A dual-band antenna used in a portable wireless communication device includes a main antenna body, a feed end, and a grounding end. The feed end and the grounding end are positioned on the main antenna body. The main antenna body includes a matching portion for adjusting the match impendence of the dual-band antenna, a first antenna portion a for transmitting/receiving wireless signals in high frequency bands, and a second antenna portion for transmitting/receiving wireless signals in low frequency bands. The first antenna and the second antenna are connected to two opposition end of the matching portion. The matching portion, the first antenna, and the second antenna are coplanar.11-18-2010
20100289701ANTENNA CONFIGURED FOR BANDWIDTH IMPROVEMENT ON A SMALL SUBSTRATE. - Described is an antenna having a patch with slits configured to meet specified frequency and bandwidth requirements. For example, for a dual-polarized antenna with two feedlines, the patch has three slits that are configured to determine the antenna's frequency characteristics; the patch has no (or a substantially reduced) fourth slit, thereby providing wider bandwidth. The slits may be sized to provide the desired frequency characteristics. Also described is having the equivalent of variable slits via electronic or mechanical configuration. For diagonal feedlines, the slits may be symmetrically arranged, e.g., one horizontal slit extending from one side of the patch and two vertical slits extending from the upper and lower edges of the patch. The antenna may be used in a device such as a gaming console.11-18-2010
20100289700Multi-band antenna - A multi-band antenna includes a first radiator resonating at a high frequency bans and a second radiator extended from a first end and toward a second end of the first radiator, and resonating at a low frequency range. An opening slot is formed between the first and the second radiators. A connecting slot and an end slot are formed in the second radiator. The width of the connecting slot is wider than the width of the opening slot. The connecting slot can prevent vectors potential caused by the second radiator from being neutralized. The electromagnetic coupling effect over the opening slot caused by the first radiator and the second radiator can pull down the low frequency range for reducing the size of the second radiator. Therefore, the multi-band antenna has a small size.11-18-2010
20100245176MONOPOLE SLOT ANTENNA - A monopole slot antenna applicable to a mobile communication device includes a dielectric substrate, a first ground plane, a second ground plane, a monopole slot, and a microstrip feedline. The first ground plane is disposed on the dielectric substrate. The second ground plane is in the vicinity of the first ground plane and electrically connected to the first ground plane via a metal wire. A section of the metal wire is disposed on one surface of the dielectric substrate. The monopole slot is disposed on the first ground plane and has an open end disposed near the metal wire that connects the first and the second ground planes. The microstrip feedline is disposed on a surface of the dielectric substrate opposite to the first ground plane with one end of the microstrip feedline extended across the monopole slot and the other end connected to a signal source.09-30-2010
20100245175RFID Antenna And Electronic Product Having The RFID Antenna - A RFID antenna etched on a printed circuit board defined a first edge and a second edge includes a first antenna radiator, a second antenna radiator and a tag chip. The first antenna radiator located at the second edge has a first radiating portion. A first connecting portion bends outwards from an end of the first radiating portion. A second radiating portion extends from an end of the first connecting portion. A third radiating portion bends inwards from an end of the second radiating portion. The second antenna radiator has a fourth radiating portion extended along the first edge. A second connecting portion bends outwards and towards the first radiating portion from an end of the fourth radiating portion. A fifth radiating portion extends along the second edge from an end of the second connecting portion. The tag chip locates between the third radiating portion and the fifth radiating portion.09-30-2010
20120313823RUGGEDIZED ANTENNA SYSTEM AND METHOD - A rugged patch antenna is described that is low profile and capable of resisting environmental and physical impact. The electrical properties of the antenna do not depend on the nature of the underlying surface. The standing wave ratio, return loss and impedance of the antenna are of sufficient quality to support efficient one and two way communications. The antenna can be mounted on vehicles, aircraft, spacecraft, manhole covers, utility covers, equipment cabinets, personnel and animals.12-13-2012
20120313824RADIO DEVICE - A radio device of the present invention includes a radiation conductor which converts a radio frequency signal into an electric wave and radiates the electric wave; a circuit board electrically connected to the radiation conductor and incorporating an electric circuit for supplying the radio frequency signal to the radiation conductor a planar grounded conductor electrically connected to the electric circuit on the circuit board and placed such that the grounded conductor faces the radiation conductor, the grounded conductor constituting a ground of the radiation conductor; and a resin-made casing for accommodating the radiation conductor, the circuit board and the grounded conductor; wherein the grounded conductor, the circuit board and the radiation conductor are placed in this order in a thickness direction of the circuit board.12-13-2012
20120127036CAPACITIVE ANTENNA STRUCTURE - A capacitive antenna structure comprises a substrate and a sheet-shaped capacitor. The substrate has a radiating metal layer and a grounding metal layer thereon. The radiating metal layer has a first groove to expose the front surface of the substrate, the first groove having a signal feeding hole therein and having a second groove on the edge. The grounding metal layer has a third groove on the edge to expose the substrate, the third groove being opposite to the second groove, the third groove having a first contact and a second contact on two sides respectively to electrically connect to the capacitor. The third groove may connect to a fourth groove to expose the substrate, the fourth groove having a signal transmission line therein, and the signal transmission line having the signal feeding hole to connect a cable.05-24-2012
20120162019ELECTRONIC DEVICE HAVING ANTENNA - An electronic device includes a multi-layer circuit board, a main antenna, and an electronic element. The multi-layer circuit board includes an outer layer, a ground layer, and a plurality of vias defined therein electrically connected the outer layer and the ground layer. The main antenna is mounted on the outer layer and electrically connected to the ground layer by the vias. The electronic element is mounted on the outer layer, soldered on the main antenna, and electrically connected to the ground layer by the main antenna.06-28-2012
20120162018Thin-Film Antenna - A thin-film antenna comprises a plastic member, a flexible radiation conductor and a conduction member. The plastic member has an accommodation space. The flexible radiation conductor is disposed on one surface of the accommodation space. The conduction member has a contact terminal physically contacting the flexible radiation conductor. The flexible radiation conductor is embedded on one surface of the accommodation space of the plastic housing of a wireless communication device via a hot pressing process. The flexible radiation conductor can replace the conventional complicated rigid metallic radiation conductor to reduce thickness of products. The conduction member has a conductive metallic thimble for conducting electric signals, which can prevent the thin-film radiation conductor from protruding or breaking. The superior pliability and bendability of the flexible radiation conductor enables the flexible radiation conductor to integrate with an arbitrary surface, such as a complicated surface or a curved surface.06-28-2012
20120127038MIMO ANTENNA HAVING PLURALITY OF ISOLATION ADJUSTMENT PORTIONS - A Multiple-Input and Multiple-Output (MIMO) antenna having a plurality of isolation adjustment portions is provided. The MIMO antenna includes a plurality of radiation elements and a plurality of isolation adjustment portions. The plurality of radiation elements is symmetrically formed on the surfaces of the left and right sides of a dielectric element having a predetermined shape, is spaced apart from each other by a predetermined distance, operates in multiple frequency bands, and includes feeding portions, respectively. The plurality of isolation adjustment portions is coupled to the plurality of radiation elements so that they have electromagnetic characteristics different from those of the plurality of radiation elements, thereby improving isolation in each of the frequency bands in which the plurality of radiation elements operate.05-24-2012
20120127037PATCH ANTENNA AND METHOD OF MOUNTING THE SAME - A patch antenna including: a dielectric substrate having a vertical through-hole and a recess that is open downward, the recess having an inner periphery greater than a diameter of the through-hole, the recess being connected to the through-hole; a radiation electrode provided on an upper surface of the dielectric substrate; a ground electrode provided on a lower surface of the dielectric substrate; and a feed pin inserted into the through-hole such that a lower end portion of the feed pin is arranged inside the recess, the feed pin electrically connected to the radiation electrode through an upper end portion of the feed pin, wherein first solder is applied to the lower end portion of the feed pin, and a lower end of the feed pin and a lower end of the first solder are flush with or above a lower surface of the ground electrode.05-24-2012
20120235866MOBILE TERMINAL - A mobile terminal includes a main body having a ground, a first conductor installed in the main body and connected with the ground so as to be power-fed, and a second conductor facing the first conductor in order to be configured to transmit and receive radio signals of a plurality of mutually adjacent frequency bands to and from the first conductor. The second conductor includes a first portion spaced apart by a pre-set distance from the first conductor so as to be coupled with the first conductor, and second portions extending from the first portion in both directions and coupled at a plurality of locations with the ground in order to form a plurality of conductive loops extending from the ground, the first conductor, and the second.09-20-2012
20120162021CIRCULARLY POLARIZED ANTENNA WITH WIDE BEAM WIDTH - Disclosed herein is a circularly polarized antenna with a wide beam width, in which four U-shaped metal strips are disposed in a circular shape, and four signals having the same magnitude and phase difference intervals of 90 degrees are fed to the respective metal strips so as to transceive circularly polarized waves. The disclosed circularly polarized antenna includes a ground plane, a central patch formed in the center of an upper surface of the ground plane, and a plurality of radiation patches disposed above the ground plane and around the central patch in a circular shape, wherein signals having the same magnitude and preset phase differences are fed to respective radiation patches.06-28-2012
20120162017MULTIBAND ANTENNA - A multiband antenna includes a feed unit, a first radio unit, a second radio unit, and a resonance unit. When feed signals are input from the feed unit, the feed signals are respectively transmitted to the first radio unit and the second radio unit to enable the first radio unit and the second radio unit to respectively receive and send wireless signals of different frequencies, and the resonance unit is driven to resonate and is thereby enabled to receive and send wireless signals of predetermined frequencies, such that the multiband antenna is capable of receiving and sending wireless signals in more than two frequency bands.06-28-2012
20120162016ANTENNA MODULE, AND TOUCH DEVICE AND ELECTRONIC DEVICE HAVING THE SAME - The antenna module includes a transparent substrate and an antenna component disposed on the transparent substrate. The antenna component includes a radiation portion, a feed portion and a grounding portion. The grounding portion is located at a corner of the transparent substrate, and the grounding portion includes a first strip portion and a second strip portion that are connected and integrated.06-28-2012
20100207821MULTI-RESONANT BROADBAND ANTENNA - An antenna including: a conducting wire part which includes a first part extending in a first direction, a second part extending from an end of the first part in a direction crossing the first direction, and a third part extending from an end of the second part to face the first part, wherein lengths of the first and third parts are different from each other.08-19-2010
20120212376Planar Dual Polarization Antenna - A planar dual polarization antenna for receiving and transmitting radio signals includes a ground metal plate, a first dielectric board formed on the ground metal plate, and a first patch plate formed on the first dielectric board with a shape substantially conforming to a cross pattern.08-23-2012
20090262027Dual-Band Antenna - A dual-band antenna is disclosed and used for receiving or transmitting a first frequency band signal corresponding to a first central frequency and a second frequency band signal corresponding to a second central frequency. The dual-band antenna includes a first radiator, a feed line, a second radiator, and two parallel substrates each of which a grounding plane is installed on. The first and second radiators are respectively installed on the substrates and spatially overlap to each other in part. The first radiator receives and transmits the first and second frequency band signals and includes a first metal strip, having a plurality of bends, and a second metal strip. The second metal strip and the feed line are coupled to the first metal strip. The second radiator is used for enhancing the efficiency of receiving the second frequency band signal for the first radiator.10-22-2009
20110181475ANTENNA AND WIRELESS IC DEVICE - An antenna and a wireless IC device that includes the antenna are provided for which the manufacturing process is simple and for which there is a low probability of a poor connection occurring between a feeder portion and a radiation electrode. An antenna includes a radiation electrode that is provided on a main surface of an insulator board, a ground electrode and/or a counter electrode that is arranged so as to oppose the radiation electrode, and a magnetic field electrode that is connected to the radiation electrode through a connection portion. The magnetic field electrode is defined by line-shaped electrodes and feeds a signal to the radiation electrode from a feeder portion defined by ends of the line-shaped electrodes through the magnetic field electrode.07-28-2011
20110181474MINIATURE THREE-DIMENSIONAL ANTENNA - Provided is a miniature three-dimensional antenna. The subject matter is particularly a miniature, low-height, and three-dimensional structure single-frequency antenna. In accordance with the preferred embodiment, the antenna includes a radiation member with extended structure, and the radiation member has a first radiation plane and a non-coplanar second radiation plane. One end extended from the first radiation plane forms a radiation bent member by a bending process. Furthermore, the antenna includes a feed member and a ground member which are the structure extended from the radiation member. In particularly, the first radiation plane, the second radiation plane, the radiation bent member, the feed member, and ground member are not coplanar. The three-dimensional structure is featured to provide the low-height structure, and fortify the antenna structure. Moreover, it is easy to apply to significant number of applications through adjustment of members.07-28-2011
20120162022MULTI-BAND ANTENNA - A multi-band antenna includes a grounding element extending along a lengthwise direction to form a side edge, a first radiating element, a second radiating element and a feeding line. The first radiating element is separated from and unconnected to the grounding element and comprises a feeding portion perpendicular to and separated from the grounding element and a first and second radiating portion respectively extending from the feeding portion along two different directions, the first radiating element being used on a first higher frequency band. The second radiating element is located on one side of the first radiating portion. The second radiating element works on a second lower frequency band by coupled to the second radiating portion. The second radiating portion of the first radiating element is separated from the second radiating element and the grounding element to respectively form two slots.06-28-2012
20120212375Quantum broadband antenna - The abstract core in this new antennae where acoustic surface waves strike the active surface states that are Hertzian sine cosine transparent piezoelectric and electro-optical acoustic substrate metal box springs is a Gauge transformation, invariance of Maxwell's equation under Gauge transformation is produced in this transparent nano metal box springs symmetry of two-stack design is analogues to the invariance of Einstein's equation under local arbitrary coordinate transformation's general covariance. This proved that Maxwell's equations are virtually the only equations that are both Gauge and Lorentz invariant. This Gauge/gravity duality of anti-de-Sitter/conformal field of oval loop quantum gravity coupling constance in which the use of manmade metamaterials that reconnect nature's gap to produce the folding and holding of the breaking and expanding of various symmetries of AdS 4 of these superconducting metamaterials with sectorial zoning boundary selector separators at coordinate points indicated in the overlapping dome Venn diagram design of the oval loop quantum gravity near grazing angle of an incident that is reflected into the surface at #08-23-2012
20120313821ANTENNA MODULE HAVING INTEGRATED RADIO FREQUENCY CIRCUITRY - One embodiment is directed to an antenna module comprising integrated RF circuitry comprising at least one of a transmitter and a receiver. The module further comprises an antenna element operatively coupled to the integrated RF circuitry, the antenna element comprising first and second substantially co-planar portions. The integrated RF circuitry is disposed on an interior part of at least one of the first and second substantially co-planar portions. Other embodiments are disclosed.12-13-2012
20120133559COMPACT MULTIBEAM ANTENNA - Various antenna arrangements are provided with active transmit and receive antenna elements for transmitting and receiving signals within a cellular communication system. Also, presented are specific base station antenna systems and methods, and portions thereof, which improve and control specific characteristics and features of antenna systems including antenna beam patterns. In addition, a method for the optimization of a cellular communications network is provided which exploits reverse-link, forward-link, and pilot signal information to optimize network operations.05-31-2012
20120299783ANTENNA STRUCTURE - An antenna structure includes: a substrate; a ground layer disposed on a first surface of the substrate; a patch antenna unit which is disposed on a second surface of the substrate opposite to the first surface of the substrate, and is configured to receive a signal to be radiated; and a three-dimensional (3D) antenna unit which comprises a shorting leg that is shorted with the patch antenna unit, and is configured to radiate the signal received by the patch antenna unit.11-29-2012
20120299782MINIATURE ANTENNA - The present invention is related to a miniature antenna, mainly comprising a dielectric element, at least one first conductive plane, a second conductive plane, a third conductive plane, a plurality of ground terminals, and a signal feeding terminal. A part of the first conductive plane overlaps a part of the second conductive plane to form a first overlap region. A part of the first conductive plane also overlaps a part of the third conductive plane to form a second overlap region. Two resonant frequencies thus can be provided for the miniature antenna. By adjusting the sizes of overlap regions, the distances between the conductive planes, or dielectric constant of the dielectric element, the bandwidths of the two resonant frequencies may be produced to overlap each other to form a miniature antenna having a wider bandwidth.11-29-2012
20120299781ANTENNA FOR A PORTABLE COMPUTER - An antenna for a portable computer is disclosed. The antenna includes a ground element, a first and second radiating elements, and a driven element. The ground element is linearly extended on a surface of a circuit substrate. The first radiating element, which is adapted to a first frequency band, includes a horizontal-portion pattern extending substantially parallel to the ground element on the surface of the circuit substrate. The driven element, which is provided on the surface of the circuit substrate between the ground element and the horizontal-portion pattern, supplies electromagnetic-wave energy to the first radiating element. The second radiating element is provided on the surface of the circuit substrate between the ground element and the horizontal-portion pattern. The second radiating has contact with the driven element, and is adapted to a second frequency band and a third frequency band that is higher than the second frequency band.11-29-2012
20120169544Multi-Frequency Antenna - A multi-frequency antenna comprises a first conductor, a second conductor, a grounding member, and a third conductor. The first and second conductors are respectively arranged on a first plane and a second plane. The grounding member is arranged on a third plane existing between the first and second planes. The third conductor is connected with the first conductor and arranged on the first plane also. The first and third conductors are respectively coupled to the radiation signals of the second conductor to form a first path and a second path. The first path and the second path have a phase difference of 180 degrees. The present invention features the additional third conductor. The third conductor and the first conductor are coupled to the radiation signals of the second conductor to generate opposite-phase signals. Thus are counterbalanced the interferences among the antenna systems of an identical frequency band.07-05-2012
20120299780Wideband Antenna - A wideband antenna includes a grounding element electrically connected to a ground, a radiating element, a matching adjustment element electrically connected to the radiating element, a feed-in element electrically connected between the matching adjustment element and the grounding element for receiving feed-in signals, and a shorting element electrically connected between the matching adjustment element and the grounding element. A width of the matching adjustment element is related to a bandwidth of the wideband antenna.11-29-2012
20120299779Antenna with Multiple Resonating Conditions - An antenna with multiple resonating conditions includes a grounding element electrically connected to a ground, a radiating element, a connection element electrically connected between the grounding element and the radiating element, a feed-in element electrically connected between the connection element and the grounding element for receiving feed-in signals, and a radiating-condition generating element electrically connected to the grounding element and extending from the grounding element to the radiating element.11-29-2012
20120299778ANTENNA USING THROUGH-SILICON VIA - An antenna includes a substrate and a top plate disposed over the substrate. At least one feed line is connected to the top plate, and each feed line comprises a first through-silicon via (TSV) structure passing through the substrate. At least one ground line is connected to the top plate, and each ground line comprises a second TSV structure passing through the substrate. The top plate is electrically conductive, and the at least one feed line is arranged to carry a radio frequency signal. The at least one ground line is arranged to be coupled to a ground.11-29-2012
20090058733Antenna apparatus and electronic device - The present invention discloses an antenna apparatus including a dielectric substrate on which an element including a conductive material pattern is formed. The dielectric substrate is a film.03-05-2009
20090058732Wideband antenna unit - To provide a thin wideband antenna unit capable of shrinking the size of a radiation element in a case where a dielectric is not used.03-05-2009
20120169546MULTI-BAND ANTENNA AND APPARATUS AND METHOD FOR ADJUSTING OPERATING FREQUENCY OF THE MULTI-BAND ANTENNA IN A WIRELESS COMMUNICATION SYSTEM - An apparatus and method for adjusting an operating frequency of a multi-band antenna and a system supporting the same in a wireless communication system are provided, in which a plurality of shorting pins spaced from a radiation patch by difference distances, and a switch connects one of the shorting pins to the radiation patch.07-05-2012
20110187602METHOD OF MANUFACTURING HIGH FREQUENCY RECEIVING AND/OR TRANSMITTING DEVICES FROM LOW TEMPERATURE CO FIRED CERAMIC MATERIALS AND DEVICES MADE THEREFROM - The invention relates to methods of forming high frequency receivers, transmitters and transceivers from Low Temperature Co-fired Ceramic (LTCC) materials. Two or more layers of a low k thick film dielectric tape and in contact with each other and two or more layers of a low k thick film dielectric tape and in contact with each other form a low k high k LTCC structure with improved properties and the ability to support economical mass production techniques for high frequency transceivers. The invention also relates to the LTCC receiving, transmitting and transceiving structures and the devices made from such structures.08-04-2011
20110199267ANTENNA DEVICE - Provided is an antenna device having excellent antenna characteristics at desired frequencies by suppressing influences to a human body and the like to minimum. In the device, a power feeding section (08-18-2011
20120176276ANTENNA APPARATUS INCLUDING MULTIPLE ANTENNA PORTIONS ON ONE ANTENNA ELEMENT ASSOCIATED WITH MULTIPLE FEED POINTS - An antenna apparatus includes: an extension conductor connected to a section of an outer perimeter of an antenna element and along an entire length of the section; and a slit extending from the antenna element to the extension conductor so as to intersect a portion between feed points on the antenna element. The slit has an open end on the extension conductor.07-12-2012
20120176273MULTI-BAND ANTENNA - A multi-frequency antenna includes a microwave substrate, a first antenna unit, a second antenna unit, a third antenna unit and a grounding unit. The first antenna unit, the second antenna unit, and the third antenna unit are disposed on the microwave substrate surface. The grounding unit is disposed at an edge on the surface of the microwave substrate. The grounding unit is in connection with the second antenna unit. The second antenna unit and the third antenna unit are bent to form perpendicular structures to the microwave substrate. The compact arrangement reduces the physical footprint of the antenna module to enable fitment in a wide range of products having tight special constraint.07-12-2012
20120176274WIDE-BAND ANTENNA - A wide-band antenna mounted on a circuit board includes a ground plate, a radiating plate perpendicularly connected to two side edges of the circuit board, and a planar antenna element which includes a base plate, an extending plate, and a ground portion. One side of the base plate defines a gap with a first coupling portion being formed, and a slot adjacent to the gap with a first strip being formed therebetween. A second strip is extended perpendicularly from the first strip. The extending plate is extended outward from one end of the base plate. The ground portion is extended outward from the second strip and connected to the ground plate. The first coupling portion and the ground portion have an interspace to form a capacitive coupling therebetween. A groove is formed among the first and second strips and the ground portion to form a simulation inductance thereamong.07-12-2012
20100271267ANTENNA COUPLER - An antenna coupler for testing a mobile-radio device with a coupling element formed in a flat manner by strip conductors on a printed-circuit board and with a retaining device formed on a first side of the printed-circuit board for positioning a mobile-radio device in the vicinity of the coupling element. On the first side of the printed-circuit board, at least one slit structure is introduced into an ground metallization formed there. For feeding the slit structure serving as the coupling element, at least one stripline formed on the second side facing away from it forms a microstripline with the ground metallization remaining between the slit structure of the first side.10-28-2010
20100271264DUAL-BAND ANTENNA - A dual-band antenna includes a ground plane, a loop antenna, and a monopole antenna. The loop antenna is connected to the ground plane, and has a radiator that forms a loop. The radiator has a first end and a second end adjacent to the first end, and is capable of resonating at a first frequency band. The monopole antenna has one end connected to the first end of the radiator of the loop antenna, and is capable of resonating at a second frequency band. A feed point is disposed at a connection between the first end of the radiator of the loop antenna and the monopole antenna. A ground point is disposed at the radiator of the loop antenna proximate to the second end of the radiator.10-28-2010
20120249376MULTIPLE-BAND ANTENNA WITH PATCH AND SLOT STRUCTURES - A multiple-band antenna having first and second operating frequency bands is provided. The antenna includes a first patch structure associated primarily with the first operating frequency band, a second patch structure electrically coupled to the first patch structure and associated primarily with the second operating frequency band, a first slot structure disposed between a first portion of the first patch structure and the second patch structure and associated primarily with the first operating frequency band, and a second slot structure disposed between a second portion of the first patch structure and the second patch structure and associated primarily with the second operating frequency band. A mounting structure for the multiple-band antenna is also provided. The mounting structure includes a first surface and a second surface opposite to and overlapping the first surface.10-04-2012
20120249374PLANAR BROADBAND TRAVELING-WAVE BEAM-SCAN ARRAY ANTENNAS - A planar broadband beam-steering phased array antenna with approximately 10:1 bandwidth is comprised of planar broadband traveling wave antenna elements positioned parallel to a conducting ground plane and spaced less than 0.5 wavelength at the highest operating frequency and more than 0.01 wavelengths at the lowest operating frequency. Each planar traveling wave antenna element is a planar frequency-independent antenna or planar self-complementary antenna, and is truncated to fit a unit cell of the phased array. Adjacent antenna elements are arranged to be tightly coupled together or connected with each other and spaced less than 0.5 wavelength apart between their centers throughout its operating frequency range. One or more layers of dielectric or magneto-dielectric substrates/superstrates can be added to enhance specific performances.10-04-2012
20100007561BROADBAND PATCH ANTENNA AND ANTENNA SYSTEM - A patch antenna includes a ground plane on a surface of a substrate. Patch radiators are formed on another surface of the substrate. Each patch radiator includes tuning slots extending from an edge of the patch radiator toward an interior section such that the slot is separate from a feed point of the patch radiator. In some embodiments, the patch antenna includes a feed-through conductor disposed through the ground plane and substrate and coupled to the patch radiator. In some embodiments the patch antenna with the feed-through conductor is a razor patch antenna. An antenna system includes a patch antenna and a transceiver board, which includes a substrate and a ground plane on the substrate. A second feed-through conductor runs through the ground plane and transceiver substrate to connect to a transceiver device. The transceiver board and patch antenna are abutted such that the first and second feed-through conductors connect.01-14-2010
20100007559Shorted monopole antenna - The present invention is related to a shorted monopole antenna. The antenna includes a ground plane, a main radiating element, a shorting element, a metal plate, and a coaxial cable. The ground plane includes a signal grounding point. The main radiating element is located above the ground plane and bent at least once, and includes a signal feeding point. One end of the shorting element is connected to one of the short edges of the ground plane, and the other end is connected to one edge portion of the main radiating element. The metal plate includes an inner conductor and an outer conductor, which are connected to the signal feeding point and the signal grounding point respectively. The antenna invented has good impedance bandwidth and radiation characteristics, can easily be installed inside the housing of an electronic device, and is well suitable for applications in wireless communications devices.01-14-2010
20120182185COMMUNICATIONS DEVICE AND TRACKING DEVICE WITH SLOTTED ANTENNA AND RELATED METHODS - A communications device may include an electrically conductive antenna layer having a slotted opening therein extending from a medial portion and opening outwardly to a perimeter thereof, the electrically conductive antenna layer including antenna feed points. The communications device may include a first dielectric layer adjacent the electrically conductive antenna layer, an electrically conductive passive antenna tuning member adjacent the first dielectric layer, a second dielectric layer adjacent the electrically conductive passive antenna tuning member, circuitry adjacent the second dielectric layer, and electrically conductive vias extending through the first and second dielectric layers and coupling the circuitry and the antenna feed points.07-19-2012
20120182186SURFACE MOUNT DEVICE MULTIPLE-BAND ANTENNA MODULE - A surface mount device multiple-band antenna module includes a substrate and a carrier. The substrate has a first grounding metal surface and a first micro-strip line on a side thereof. The first grounding metal surface has a second micro-strip line connected thereto. There is a space between the first micro-strip line and the second micro-strip line. The substrate has a second grounding metal surface on the other side thereof The carrier is made of ceramic material with high dielectric constant, which has a first radiative metal portion, a second radiative metal portion and a third radiative metal portion. The carrier is electrically connected with the substrate. The joint of the first radiative metal portion and the second radiative metal portion is electrically connected to the first micro-strip line. The third radiative metal portion is electrically connected to the second micro-strip line. Thus, the multiple-band antenna module is obtained.07-19-2012
20120313822MULTIPLE LAYER DIELECTRIC PANEL DIRECTIONAL ANTENNA - A directional antenna has a body made of a stack of layers of dielectric panels. A radiating plate is recessed in the top panel of the stack. A grounding plate is attached to the bottom panel of the stack. A feed wire attaches to the radiating plate to feed a signal to the radiating plate. A grounding conductor attaches to the grounding plate for ground. In at least one embodiment the internal feed wire of a coaxial connector provides the feed wire and the external chassis of the coaxial connector provides the grounding conductor.12-13-2012
20120256795MICROSTRIP ANTENNA AND RADAR MODULE - In a microstrip antenna in which a ground conductor is provided to be opposed to patch conductors, wedge shapes angled to intersect with an antenna polarization plane are provided at edges of the ground conductor in a repeated manner.10-11-2012
20120256794Capacitively Coupled Stripline to Microstrip Transition, and Antenna thereof - The present invention provides a capacitively coupled stripline to microstrip transition which comprises a stripline, a microstrip, an upper conductive ground plane, a lower conductive ground plane, an insulating layer and an insulating fixing component. The stripline is positioned between the upper conductive ground plane and the lower conductive ground plane, and has a stripline overlap section. The microstrip is mounted on the upper conductive ground plane, and has a microstrip overlap section which penetrates the upper conductive ground plane. Wherein the microstrip overlap section, the insulating layer and the stripline overlap section are attached uniformly and tightly in sequence and fixed together by the insulating fixing component. The present invention further provides an antenna comprising this transition.10-11-2012
20120188131MOBILE COMMUNICATIONS SYSTEMS AND METHODS RELATING TO POLARIZATION-AGILE ANTENNAS - A wireless communication system can include polarization agile antennas to enable adaptation to the polarization characteristics of a changing propagation channel. In one embodiment, a mobile terminal can include one or more polarization-agile antennas, and can select polarization orientations that are preferentially propagated through the changing propagation channel. In another embodiment, a mobile terminal having two polarization-agile antennas can provide spatial diversity, polarization diversity, or combinations of both. Multiple-input multiple-output (MIMO) systems can include polarization-agile antennas to allow for switching between spatial and polarization diversity, combined spatial and polarization diversity, and various Eigen channel decompositions using spatial, polarization, and combined spatial and polarization dimensions. An extended polar normalization provides enhanced fidelity for methods of communications system modeling.07-26-2012
20120188130ANTENNA FOR WIRELESS COMMUNICATION TERMINAL FOR HEARING AID COMPATIBILITY - An antenna having a signal contact point and a ground contact point includes an extension pattern portion to connect the ground contact point and a first point and to connect the signal contact point and the first point; a low-frequency band pattern portion extended from the first point, the low-frequency band pattern having a first length; and a high-frequency band pattern portion extended from the ground contact point, the high-frequency band pattern having a second length that is shorter than the first length.07-26-2012
20090021431TRANSPONDER CARD - A transponder card comprises a carrier substrate arranged without interlayers between two protective plastic plates, a planar frame antenna, on the substrate with two supply connections and a conductor track connecting the supply connections, and an integrated circuit with two antenna connections. The antenna connections are electrically connected to the two supply connections and the integrated circuit is arranged such that the conductor track does not run through between the antenna connections. The conductor track may include at least two first conductor track segments and at least one second conductor track segment. Each end of the second conductor track segment is electrically connected to a respective first conductor track segment. The second conductor track segment crosses at least one of the two first conductor track segments at least once and is electrically insulated from the first conductor track segment by at least one nonconductive separation element.01-22-2009
20090021432Planar inverted F antenna - Provided is a planar inverted F antenna including a ground surface having a finite plane and formed of a conductive material, an antenna body at a certain distance from the ground surface and transmitting and receiving radio waves, a feed line for electrically connecting the ground surface and the antenna body, a ground pin for grounding the antenna body to the ground surface, and at least one auxiliary plate disposed between the antenna body and the ground surface. Therefore, it is possible to readily overcome design restrictions of the antenna in keeping with the slimming and miniaturization of mobile communication terminals by installing the auxiliary plate between the ground surface and the antenna body.01-22-2009
20100194646WIDE-BAND FRACTAL ANTENNA - An apparatus includes a discone antenna including a cone-shaped element whose physical shape is at least partially defined by at least one pleat.08-05-2010
20120229345ANTENNA - An antenna comprising a laminate of dielectric ceramic layers each provided with electrode patterns, the laminate comprising a first terminal electrode connected to a feed line and a second terminal electrode for grounding on the lower surface, a radiation electrode on the upper surface or on a layer near the upper surface, and a coupling electrode between the lower surface and the radiation electrode; the coupling electrode being connected to the first terminal electrode through via-holes; the radiation electrode being connected to the second terminal electrode through via-holes; and the coupling electrode being partially opposite to the radiation electrode in a lamination direction to form a capacitance-coupling portion.09-13-2012
20120229344ANTENNA DEVICE - An antenna device (09-13-2012
20120229343HORIZONTAL RADIATION ANTENNA - This disclosure provides a horizontal radiation antenna including a grounded conductor plate on the back surface of a multilayer substrate, a radiation element to which a microstrip line is connected on a front surface of the multilayer substrate, and a passive element on an end portion side of the multilayer substrate compared with the radiation element. An intermediate grounded conductor plate is provided within the multilayer substrate between insulation layers and faces the microstrip line. The intermediate grounded conductor plate defines a notch portion whose end portion side is open. The intermediate grounded conductor surrounds the radiation element and the passive element in the notch portion. The intermediate grounded conductor is electrically connected to the grounded conductor plate.09-13-2012
20120229342ANTENNA DEVICE - An antenna device has a substrate having a first surface and a second surface on the opposite side of the first surface, a first-surface-side conductive layer formed on the first surface of the substrate, a second-surface-side conductive layer formed on the second surface of the substrate, and through hole conductors connecting the first-surface-side conductive layer and the second-surface-side conductive layer. The first-surface-side conductive layer and the second-surface-side conductive layer are formed such that the first-surface-side conductive layer and the second-surface-side conductive layer are connected via the through hole conductors in a crank form from the first surface to second surface of the substrate.09-13-2012
20100328160DUAL ANTENNA DEVICE - A dual antenna device includes a first antenna of a first polarization, a second antenna of a second polarization, and a conducting wall. The first antenna includes a grounding unit, a first substrate positioned on the grounding unit, a first radiating unit positioned on the first substrate, and a first feeding unit coupled to the first radiating unit. The conducting wall is coupled to the grounding unit and the first radiating unit, and forms a space above the grounding unit. The second antenna includes a second radiating unit and a second feeding unit coupled to the second radiating unit and placed through the space.12-30-2010
20100328162ANTENNA CIRCUIT - The present invention provides an antenna circuit which comprises a substrate, a planar circuit consisting of a circuit line of a conductive material formed on a surface of the substrate, and at least one notch-forming part connected with the circuit line of the planar circuit, wherein cutting lines are provided in the substrate around an outer periphery of the notch-forming part, each of the cutting lines on both sides of the circuit line connected with the notch-forming part are extended in the direction of the inside of the notch-forming part from the outside of the notch-forming part, up to the substrate and the notch-forming part, and the cutting lines are approached each other in the notch-forming part to form a notch part. The antenna circuit can be destroyed even if an IC tag comprising the antenna circuit is peeled off from various direction, and the destruction rate of the circuit can be increased stably.12-30-2010
20100328159Antenna Structure - An antenna structure includes a low frequency radiator, a high frequency radiator, and a connecting element. The connecting element has a rear end and a front end opposite to the rear end. A feeding element and a grounding element are extended from the front end of the connecting element and arranged adjacent to each other. The low frequency radiator includes a substantially inverted-L shaped first radiating part extended from the rear end of the connecting element, a meander-like second radiating part extended frontward from a front end of the first radiating part, and a substantially lying U-shaped third radiating part with a rearward opening extended from a free end of the second radiating part. The high frequency radiator includes a first extension piece extended frontward from the front end of the connecting element and located under the second radiating part with space.12-30-2010
20080297418Feed Point Adjustable Planar Antenna - The feed point adjustable planar antenna includes a ground component, a main radiation plane, a branch line extended from the main radiation plane, and a ground pin electrically connecting the radiation component with the ground component. If it needs to fine tune the frequency band interval after the design of the antenna is completed, the feed position of the coaxial cable to the branch line can be changed to achieve the fine tuning without cutting the antenna. The ground pin extends from a side edge of the ground component and the branch line is adjacent to the ground component. The branch line and the ground component form a larger coupling range than the conventional planar antenna does. In the mean time, the coaxial cable also has a larger feed range than the conventional planar antenna does.12-04-2008
20080297417LIGHT WEIGHT RUGGED MICROSTRIP ELEMENT ANTENNA INCORPORATING SKELETON DIELECTRIC SPACER - Methods, systems, and apparatuses for manufacturing light weight microstrip element antennas incorporating a skeleton dielectric spacer instead of a regular solid body dielectric spacer is described. The microstrip element antenna comprises a radiator, a dielectric layer which is in the form of a skeleton rib-caged structure and a ground plane layer. Due to the skeleton rib-caged structure of the dielectric spacer, design flexibility in terms of a non-uniform variation of the effective dielectric constant across various dimensions of the dielectric layer is obtained. Additional advantages of such a dielectric spacer include a wider choice of materials from which the antenna can be made, overall light weight and low production time and machine cost due to lower cooling time of the dielectric. Further, an antenna with a skeleton dielectric spacer further has a better drying characteristics in an event of a water ingress during or post-production.12-04-2008
20120262342MULTIBAND ANTENNA - A multiband antenna includes a feed unit, a ground unit, a first radiator unit, a second radiator unit, a first resonance unit, and a second resonance unit. When feed signals are input to the feed unit, the feed signals are transmitted to the first radiator unit and the second radiator to form current paths of different lengths, and the first resonance unit and the second resonance unit are driven to resonate and respectively generate additional current paths of different lengths. In this way, the first radiator unit, the second radiator unit, the first resonance unit, and the second resonance unit are enabled to receive and send wireless signals of different frequencies.10-18-2012
20110018770BUILT-IN STRAIGHT MOBILE ANTENNA TYPE DUAL BAND ANTENNA ASSEMBLY WITH IMPROVED HAC PERFORMANCE - A built-in straight mobile antenna type dual band antenna assembly includes a circuit board, a first radiator transversely arranged on one end of the circuit board and having a first resonance frequency, and a second radiator longitudinally arranged on one lateral side of the circuit board. The first radiator and the second radiator constitute an L-shaped structure for signal input through a feed end, and are connected to a ground plane on the circuit board through a common grounding lug.01-27-2011
20110037659ANTENNA APPARATUS - An antenna apparatus includes a dielectric substrate having first and second rectangular regions on a surface of the dielectric substrate, an antenna element formed inside the first rectangular region, and a ground element formed inside the second rectangular region, the ground element having a proximity side positioned proximate to and along a borderline between the first and second rectangular regions. The antenna element includes a first elongation extending from a first end to a second end, the first end including a power feed part positioned proximate to a side edge of the proximity side, the second end being positioned proximate to an upper side of the first rectangular region facing the borderline, a second elongation extending from the second end in a direction along the upper side, and a stub part extending from the second end in a direction opposite to the extending direction of the second elongation.02-17-2011
20110037657MULTIBAND ANTENNA AND ANTENNA ASSEMBLY - A multiband antenna includes a first conductive sheet, a second conductive sheet, and a feeding point. The second conductive sheet is a square sheet defining a cutout on a side thereof. The first conductive sheet is square, and includes a first side, a second side, a third side, and a fourth side connected in sequence. The first conductive sheet is received in the cutout and separated from the second conductive sheet. The feeding point is formed on the fourth side of the first conductive sheet facing away from the second conductive sheet.02-17-2011
20110037656ULTRA WIDEBAND ANTENNA - An ultra wideband antenna comprises a substrate (02-17-2011
20110037655Dielectric-loaded and coupled planar antenna - A dielectric-loaded and coupled planar antenna includes a ground plane, a radiator, a ceramic substrate and at least one ground coupling electrode. The radiator is formed by extending one side of the ground plane, and a feeding point is formed between the radiator and the ground plane. The radiator extends at least one end portion on the ceramic substrate. The ground coupling electrode is formed on the ceramic substrate by extending the other side of the ground plane. The ground coupling electrode formed on the ceramic substrate and the end portion of the radiator formed on the ceramic substrate are coupled with each other to form a coupling electrode. The present invention can adjust the coupling amount loaded by the ceramic substrate so as to be operated in a desired frequency range. The present invention can be operated in a single-frequency, dual-frequency or multi-frequency condition.02-17-2011
20110037654Dual-frequency antenna - A dual-frequency antenna includes a substrate, a ground plane, a radiation path, a short-circuit path and a connection path. The ground plane is disposed on the substrate and has a short-circuit point and a ground point. The radiation path is disposed on the substrate, adjacent to the ground plane. A feed point is disposed on one end of the radiation path, corresponding to the ground point; and a first connecting point is formed on the radiation path. A short-circuit path is disposed on the substrate, two ends of the short-circuit path respectively electrically connected with the short-circuit point and the feed point, and a second connecting point is formed on the short-circuit path. The connection path is disposed on the substrate, two ends of the connection path respectively electrically connected with the first connecting point and the second connecting point.02-17-2011
20120268326PLANAR INVERTED F ANTENNA - In a planar inverted F antenna, a second radiation element is provided parallel to the GND surface and extending partially with respect to a first radiation element in a longitudinal direction, so as to substantially increase a width of the first radiation element in the vicinity of a power supply section.10-25-2012
20120319904Multi-Input Multi-Output antenna with multi-band characteristic - The present invention relates to a multi-input multi-output (MIMO) antenna with a multi-band characteristic which includes a plurality of MIMO antenna, each having a pair of antenna elements, to support multiple bands, and is capable of guaranteeing high antenna efficiency for different bands by minimizing an interference between antenna elements of each MIMO antenna to improve an isolation characteristic. The MIMO antenna system having a multi-band characteristic, which includes two pairs of antenna patterns to support different band and coupling antenna parts separated from and coupled with the pairs of antenna patterns, can improve an isolation through the coupling antenna parts and guarantee an antenna gain. Moreover, since signal interference caused by the coupling effect can be cancelled to guarantee a band width with no change in antenna characteristics, it is possible to constructing two or more antennas to support a multi-band while guaranteeing stable operation of the antennas.12-20-2012
20110221636Multiband Antenna - A multiband antenna comprises a feeder member, a radiation conductor, a short-circuit member, a grounding plane and a feeder cable. The feeder member has a first coupling side. Two end of the short-circuit member are respectively connected with the radiation conductor and the grounding plane. The short-circuit member has a second coupling side parallel to and conformable to the first coupling side with a gap existing therebetween. The feeder cable has a central wire and an outer wire respectively connected with the feeder member and the grounding plane. The feeder member transmits a high-frequency fed-in signal to the short-circuit member in a capacitive coupling way. The multiband antenna of the present invention has a simplified antenna structure, a miniaturized size and wide frequency bands.09-15-2011
20120319906ANTENNA AND PORTABLE WIRELESS TERMINAL - An antenna includes a first antenna element, a second antenna element, and a third antenna element. The second antenna element is placed between the first antenna element and the third antenna element. A first connecting end, a second connecting end, and a third connecting end are each placed in a position that is closer to a third apical end than to a first apical end. Thus, even in the case of an antenna including three antenna element that are used for an identical system, the antenna can be provided with a suppressed difference in radiation efficiency among frequency bands to which the antenna elements respectively correspond.12-20-2012
20120081252ULTRA WIDE BAND ANTENNA - An ultrawideband antenna for use in communications equipment, comprising a first folded branch antenna element with an electrical connection at a first end and a second folded branch antenna element with an electrical connection at a first end. The folded branch antenna elements are of a triangular shape, or a combination of polygonal shapes. By using the present invention, the volume of an antenna is reduced and the ultra wide bandwidth can be achieved.04-05-2012
20100231456 MOBILE COMMUNICATION ANTENNA WITH REDUCED GROUNDPLANE EFFECTS - The present invention is related to a mobile communication antenna with reduced ground plane effects. The antenna comprises a dielectric substrate, a first ground plane, a radiating element, a second ground plane, and a slit. The first ground plane is disposed on the dielectric substrate. The radiating element is disposed on the dielectric substrate or nearby the dielectric substrate and is connected to a signal source disposed on the dielectric substrate. The second ground plane is disposed nearby one edge of the first ground plane and is connected to the first ground plane through a metal strip. The slit is disposed on the second ground plane and is nearby the metal strip.09-16-2010
20110260927MOBILE COMMUNICATION DEVICE - A mobile communication device comprises a dielectric substrate and an antenna. The dielectric substrate has a ground region, a first no-ground region and a second no-ground region. The ground region comprises a primary ground plane and a protruded ground plane. The protruded ground plane is electrically connected to the primary ground plane and extends between the first no-ground region and the second no-ground region, such that the protruded ground plane separates the first no-ground region from the second no-ground region. The antenna comprises a first radiating portion and a second radiating portion. The first radiating portion is disposed in the first no-ground region. The start terminal of the second radiating portion is disposed in the second no-ground region. The second radiating portion extends and crosses over the protruded ground plane such that the end terminal of the second radiating portion is disposed in the first no-ground region.10-27-2011
20120319905ANTENNA MODULE AND METHOD FOR MAKING THE SAME - An antenna module includes a main body and an antenna radiator located on the main body. The antenna radiator is made of a liquid conductive material mixed by metal powders and diluting agent and is directly formed on the main body. A method for making the antenna module is also described.12-20-2012
20120092219ANTENNA STRUCTURE USING MULTILAYERED SUBSTRATE - Disclosed is an antenna structure using a multilayered substrate, including: a multilayered substrate having a multilayered structure; a dielectric resonator formed in the multilayered substrate; a metal surface formed on the top surface of the multilayered substrate except for an upper area of the dielectric resonator; a ground surface formed on a layer border where the bottom surface of dielectric resonator is positioned in the multilayered substrate and including at least one aperture; and a feed line formed on the bottom surface of the multilayered substrate and transferring energy through the aperture.04-19-2012
20120287001MULTI-BAND MONOPOLE ANTENNA FOR A MOBILE COMMUNICATIONS DEVICE - A multi-band monopole antenna for a mobile communications device includes a common conductor coupled to both a first radiating arm and a second radiating arm. The common conductor includes a feeding port for coupling the antenna to communications circuitry in a mobile communications device. In one embodiment, the first radiating arm includes a space-filling curve. In another embodiment, the first radiating arm includes a meandering section extending from the common conductor in a first direction and a contiguous extended section extending from the meandering section in a second direction.11-15-2012
20120287000STRUCTURAL BODY, PRINTED SUBSTRATE, ANTENNA, TRANSMISSION LINE WAVEGUIDE CONVERTER, ARRAY ANTENNA, AND ELECTRONIC DEVICE - A structure of the present disclosure is provided with a first conductor element (11-15-2012
20090058731Dual Band Stacked Patch Antenna - One or more of the embodiments of a dual band stacked patch antenna described herein employ an integrated arrangement of a global positioning system (GPS) antenna and a satellite digital audio radio service (SDARS) antenna. The dual band antenna receives right hand circularly polarized GPS signals in a first frequency band, left hand circularly polarized SDARS signals in a second frequency band, and vertical linear polarized SDARS signals in the second band. The dual band antenna includes a ground plane element, an upper radiating element (which is primarily utilized to receive SDARS signals), dielectric material between the ground plane element and the upper radiating element, and a lower radiating element (which is primarily utilized to receive GPS signals) surrounded by the dielectric material. The dual band antenna uses only one conductive signal feed to receive both GPS and SDARS signals.03-05-2009
20120139797ANTENNA DEVICE - An antenna device includes a plurality of antenna elements, a feed circuit which feeds power to the plurality of antenna elements, a conductive chassis which accommodates the plurality of antenna elements and the feed circuit and which is provided with a plurality of opening portions as being opposed respectively to the plurality of antenna elements, and a sheet-shaped cover which covers the plurality of opening portions of the conductive chassis to seal the plurality of opening portions. In addition to covering the plurality of opening portions of the conductive chassis, the sheet-shaped cover may cover the entire conductive chassis. A patch antenna may be utilized as each of the plurality of antenna elements.06-07-2012
20120139795NEAR-FIELD ANTENNA - The present invention relates to a near-field antenna. In an aspect, the near-field antenna may include a dielectric layer, a ground plane formed on one side of the dielectric layer, a plurality of U-shaped slots periodically disposed in the ground plane for radiation, and a microstrip line provided on the other side of the dielectric layer for power feeding. In another aspect, the near-field antenna may include a dielectric layer, a ground plane formed on one side of the dielectric layer, a plurality of U-shaped slots periodically disposed in the ground plane for radiation, and a microstrip line configured to have a plurality of U-shaped slots diverged on the other side of the dielectric layer in parallel for power feeding, have the plurality of U-shaped slots periodically disposed in series in respective diverged lines, and have an end shorted to form standing waves.06-07-2012
20120139794MULTI-BAND ANTENNA - A multi-band antenna includes a base plate, a first radiating element and a second radiating element. The base plate has a transverse front edge and a longitudinal side edge perpendicular to the transverse front edge. A feeding portion and a ground portion are extended frontward and then bent downward from two spaced portions of the transverse front edge. The first radiating element is substantially lying L-shaped and connected with one end of the base plate adjacent to the feeding portion. The first radiating element includes a first connection section, a first extension section and a second extension section. The second radiating element includes a first radiating strip, a short second connection section, a second radiating strip, a third connection section and a third radiating strip.06-07-2012
20130016015WIRELESS APPARATUSAANM TSUTSUMI; YukakoAACI Kawasaki-shiAACO JPAAGP TSUTSUMI; Yukako Kawasaki-shi JP - According to one embodiment, a wireless apparatus includes a mounting board, a semiconductor package and a first layer. The mounting board has a first surface and a second surface opposite to the first surface. The semiconductor package comprises at least one antenna and is mounted on the first surface. The first layer is a conductor formed on the second surface or between the first surface and the second surface, at least one portion of an edge of the first layer being concaved if the antenna is arranged closer to the edge than the center of the first layer when seen in thickness direction of the mounting board.01-17-2013
20130016014DUAL BAND ANTENNAAANM Cheng; Shih-ChiehAACI Kaohsiung CityAACO TWAAGP Cheng; Shih-Chieh Kaohsiung City TWAANM Lo; Kuo-ChangAACI Miaoli CountyAACO TWAAGP Lo; Kuo-Chang Miaoli County TW - A dual band antenna with improved radiation characteristic, comprising: a ground plane, formed at the bottom thereof; two impedance matching elements formed respectively at the two arms thereof while connecting to the ground plane so as to form a first joint and a second joint at the connections in respective; a first radiation unit, connected to the first joint, being formed like an arc connected to the first joint that is disposed concave to the bottom ground plane while extending from the first joint toward the second joint, and then turning vertically upward from the end of the arc for enabling the end of the vertical portion to connect to a second radiation unit; and the second radiation unit, being formed like an arc that is disposed concave to the bottom ground plane while extending from the joint with the first radiation unit toward the first joint.01-17-2013
20130016013MOBILE COMMUNICATION DEVICE AND ANTENNA DEVICEAANM Wong; Kin-LuAACI Kaohsiung CityAACO TWAAGP Wong; Kin-Lu Kaohsiung City TWAANM Kang; Ting-WeiAACI Kaohsiung CityAACO TWAAGP Kang; Ting-Wei Kaohsiung City TWAANM Hsieh; Shih-WeiAACI Taipei CityAACO TWAAGP Hsieh; Shih-Wei Taipei City TWAANM Chen; Wei YuAACI New Taipei CityAACO TWAAGP Chen; Wei Yu New Taipei City TW - A mobile communication device for operating in LTE and WWAN bands is provided in the invention. The mobile communication device includes a system circuit board and an antenna. The system circuit board includes a system ground plane. The antenna includes: an antenna substrate, substantially parallel to the system ground plane; a first radiation element, disposed on the antenna substrate; a second radiation element, disposed on the antenna substrate; an antenna ground plane, disposed on the antenna substrate, and coupled to the system ground plane; and a transmission line, disposed on the antenna substrate, coupled to the first and second radiation elements, and having a feed point. The mobile communication device is further configured to accommodate a data transmission component.01-17-2013
20100123629Dual-Polarized Antenna - A dual-polarized antenna includes a grounding plate, a vertically polarized portion and a horizontally polarized portion. The vertically polarized portion has a first connecting portion extending from one edge of the grounding plate, a vertical radiating element spaced at the edge for forming a simulation capacitance therebetween, and a first feeding portion connected to the first connecting portion and the vertical radiating element. The horizontally polarized portion has a second connecting portion extending from another edge of the grounding plate substantially perpendicular to the edge of the grounding plate, a horizontal radiating element spaced at the another edge for forming another simulation capacitance therebetween, and a second feeding portion connected to the second connecting portion and the horizontal radiating element. The two simulation capacitances help to adjust bandwidth and input impedance of the dual-polarized antenna for improving the gain of the dual-polarized antenna.05-20-2010
20130021208LOOP ANTENNA - A loop antenna is provided. The apparatus comprises a substrate, a first metallization layer, and a second metallization layer. The substrate has first and second feed terminals and a ground terminal. The first metallization layer is disposed over the substrate and includes a first window conductive region, a first conductive region, a second conductive region, and a third conductive region. The first conductive region is disposed over and is in electrical contact with the first feed terminal; it is also is substantially circular and located within the first window region. The second conductive region is disposed over and is in electrical contact with the second feed terminal; it is also substantially circular and is located within the first window region. The a third conductive region is disposed over and is in electrical contact with the ground terminal, and the third conductive region substantially surrounds the first window region. The second metallization layer is disposed over and is in electrical contact with the first, second, and third conductive regions of the first metallization layer, and the second metallization layer includes a second window region that is at least partially aligned with the first window region.01-24-2013
20110156962MOBILE TERMINAL - According to an embodiment of the present invention, the mobile terminal includes, a terminal body, a printed circuit board (PCB) mounted in the interior of the terminal body, and an internal antenna connected to the PCB, and configured to transmit and receive signals, wherein the internal antenna includes a ground formed on the PCB, a radiator connected to the ground and configured to be operable at a first band, and to feed the signals to the PCB, and a ground extension part extending in at least one direction from the ground, and configured to expand a ground surface of the ground in order for the internal antenna to include a second band, which is lower than a first band, as an operation band.06-30-2011
20110156961WIDE BAND ANTENNA - A wide band antenna includes a radiation element, a ground surface, a dielectric element, a connector; a first microstrip feeder and a second microstrip feeder. The radiation element is a rectangle shaped and includes a first side and a second side. The lengths of the first side and the second side are not equal. The dielectric element is positioned between the radiation element and the ground surface. One end of the first microstrip feeder is connected to the first side of the radiation element. One end of the second microstrip feeder is connected to the second side of the radiation element, the other ends of the first and second microstrip feeder are connected to the connector.06-30-2011
20110156960ANTENNA MODULE - The disclosure provides an antenna module used for a portable device. The antenna module includes a first antenna part, a second antenna part, a third antenna part, a feed part, and a ground part. The first antenna part and the second antenna part are separated to encircle an adjustment space operable to adjust assembly of the antenna module. The third antenna part is disposed by the side of the first antenna part and the second antenna part. The feed part and the ground part are parallel to each other. The first antenna part and the second antenna part jointly connect with the feed part. The second antenna part and the third antenna part jointly connect with the ground part.06-30-2011
20110156959Flexible Printed Antenna - A flexible printed antenna comprises a flexible substrate, a radiation conductor, a flexible feeder cable and a grounding member. The radiation conductor includes a primary conductor and at least one secondary conductor. The flexible substrate is interposed between the primary conductor and the secondary conductor. One end of the feeder cable connects with the primary conductor, and another end extends far away from the primary conductor and connects with the signal source. The present invention is characterized in adopting a flexible substrate made of a FPCB material and forming a radiation conductor and a flexible feeder cable on different surface of the flexible substrate. Thereby, the antenna module of the present invention has better flexibility and applies to various non-planar structures of various communication products. Further, the present invention can be fabricated into a multi-layer antenna structure to greatly reduce the thickness of the antenna.06-30-2011
20110156958Mobile Communication Device - The present invention relates to a mobile communication device comprising a ground plane, a dielectric substrate, and an antenna. The antenna is disposed on one surface of the dielectric substrate and comprises a radiating portion, a feeding portion, and a shorting portion. The radiating portion comprises a first radiating portion and a second radiating portion. The first radiating portion has at least one bending. One end of the first radiating portion is left open. The second radiating portion is a shunt metal strip. Both ends of the second radiating portion are electrically connected to the first radiating portion such that the second radiating portion forms a closed loop with a segment of the first radiating portion. The feeding portion couples the electromagnetic energy to the radiating portion through a coupling gap, and one end of the feeding portion is the antenna's feeding point. One end of the shorting portion is electrically connected to the radiating portion, and the other end of the shorting portion is electrically connected to the ground plane.06-30-2011
20130021210WIRELESS COMMUNICATION APPARATUS - A wireless communication apparatus performs a communication using high-frequency wave having a wavelength of λ. The apparatus includes a circuit board including a feeder point and a ground, an antenna element connected to the feeder point, and a wiring element including a first end portion and a second end portion different from the first end portion, the first end portion being connected to one of the feeder point and the antenna element, the second end portion being connected to the ground, wherein the antenna element has a length of λ/4, and the wiring element has a length of 3λ/4.01-24-2013
20130021207COPLANAR-WAVEGUIDE FED MONOPOLE ANTENNA - A planar monopole antenna is provided that includes a dielectric substrate with an electrically conductive antenna element adhered to the substrate surface. A coplanar waveguide is also adhered to the surface of the dielectric substrate in electrical communication with the antenna element. A microwave absorber layer is adhered to an opposing rearward surface of the dielectric substrate. The resultant antenna operates at a reduced return loss and lowers operating frequency compared to an antenna lacking the microwave absorber layer. As a result, an otherwise nonultrawideband antenna is operated as an ultrawideband antenna without increasing the dimensions of the antenna elements through resort to adherence of a microwave absorber layer to the rearward surface of the substrate.01-24-2013
20130021209Wideband Antenna - A wideband antenna includes a grounding element; a feed-in terminal; a first radiating unit, electrically connected to the feed-in terminal and extending from the feed-in terminal toward a first direction; a second radiating unit, electrically connected to the feed-in terminal, extending from the feed-in terminal toward a second direction, and including a meander-shaped element; and a third radiating unit, electrically connected to the grounding element, extending from the grounding element toward the first radiating unit and the second radiating unit, and having one segment parallel to the meander-shaped element, for coupling the meander-shaped element.01-24-2013
20130021211ANTENNA AND MOBILE COMMUNICATION APPARATUS - This disclosure provides an antenna and mobile communication apparatus including an antenna, where the antenna includes a base member and a radiation electrode provided on the base member. The radiation electrode includes a feeding portion and an open end, and at least one phase control element provided between the feeding portion and the open end. With the length of the lengthwise direction of the base member taken as L, and with the wavelength on the base member of the usable frequency range taken as λ, L<λ/5. Through this configuration, it is possible to configure an antenna that can be disposed within a limited amount of space and that can obtain high radiation efficiency, and a mobile communication apparatus that includes the antenna and thus has high communication capabilities.01-24-2013
20120242546ANTENNA MODULE - An antenna module is provided. The antenna module includes a radiator, a feed conductor, a ground element, a ground conductor and a short conductor. The feed conductor is connected to the radiator. The ground conductor connects the radiator to the ground element. The short conductor connects the feed conductor to the ground conductor.09-27-2012
20080252533Complex antenna - A complex antenna comprising a grounding element having a first and second longitudinal sides; a first antenna, operating in a first wireless network, comprising a first radiating body spaced apart from the grounding element and a first connecting element connecting the first radiating body and the grounding element; a second antenna, operating in a second wireless network, comprising a second radiating body spaced apart from the grounding element and a second connecting element connecting the second radiating body and the grounding element; wherein the first antenna extending from the first side of the grounding element and working in a first lower frequency band and a first higher frequency band; the second antenna extends from the second side of the grounding element and working in a second lower frequency band and a second higher frequency band.10-16-2008
20080252532Multi-Band Antenna - The present invention relates to a multi-band antenna and, more particularly, to a sub multi-band antenna, in which a planer conducting part, which has a plurality of protruding portions, is inserted into a depression, which is formed on the surface of a body part formed through injection molding using a mold having a specific shape to surround first and second wire members, and the fitting depression of a fastening part, which is formed through the cutting or die casting of a metal material, and to a sub-band built-in chip antenna, in which sub radiation patterns having a predetermined length are formed on the interior surface of a body part, which is formed through injection molding using a dielectric material or is formed of a layered substrate a dielectric material10-16-2008
20080252531SEMICONDUCTOR DEVICE - An object of the present invention is to prevent electrical characteristics of circuit elements from being adversely affected by copper diffusion in a semiconductor device having an integrated circuit and an antenna formed over the same substrate, which uses copper plating for the antenna. Another object is to prevent a defect of a semiconductor device due to poor connection between an antenna and an integrated circuit in a semiconductor device having the integrated circuit and the antenna formed over the same substrate. In a semiconductor device having an integrated circuit 10-16-2008
20080252530Multi-resonant broadband antenna - A multi-resonant broadband antenna constructed with a dielectric substrate; a fractal radiation element having a predetermined fractal grid structure adhered on an upper surface of the dielectric substrate. A feed line adhered on the upper surface of the dielectric substrate feeds the fractal radiation element, and a ground plane positioned on a lower surface of the dielectric substrate opposite to the feed line, is physically separated by the dielectric substrate from the feed line.10-16-2008
20080238780COUPLED SLOT PROBE ANTENNA - A coupled slot probe antenna for use with antenna structures in mobile communication devices, such as cellular telephones and other wireless communication devices. The coupled slot probe antenna includes at least one first conductive element, and a second conductive element coupled between the first conductive element and the printed circuit board (PCB) ground plane of the mobile communication device. The first and second conductive elements define a tunable coupled slot area and the coupled slot probe antenna is coupled to the PCB ground plane in such a way that the coupled slot area is near a low-impedance point of the antenna structure, wherein coupling therebetween improves the bandwidth and the efficiency of the antenna structure. The coupled slot area can be tuned by changing the size of the coupled slot area and by changing the position of the coupled slot area relative to the low-impedance point of the antenna structure.10-02-2008
20080238778Folded Antenna - An antenna element 10-02-2008
20080231516Multi-frequency antenna and an electric device thereof - A multi-frequency antenna is disclosed. The multi-frequency antenna is positioned on an electric device for transmitting Wi-Fi and Wimax wireless signals. The multi-frequency antenna comprises a radiating element, a grounding element and a connecting element. The radiating element comprises a first radiating area and a second radiating area, which are perpendicular to each other. The connecting element is connected to the second radiating area of the radiating element and the grounding element.09-25-2008
20130169487DEVICE AND GROUNDING DEVICE FOR ENHANCING EMS AND WIRELESS COMMUNICATION DEVICE - A device for enhancing electromagnetic susceptibility comprises a first bridge. The first bridge is near to a first trace of a differential pair routing and electrically connects an RF grounding with an analog grounding. The RF grounding and the analog grounding are separated. The differential pair routing transmits signals between an RF circuit and an analog circuit. The first trace of the differential pair routing is closer to an antenna coupled to the RF grounding than a second trace of the differential pair routing. The RF circuit is coupled to the RF grounding, and the analog circuit is coupled to the analog grounding.07-04-2013
20130169488MAGNETIC SUBSTANCE AND COMPOSITE MATERIAL FOR ANTENNAS EMPLOYING THE SAME - A new magnetic substance having a high magnetic permeability and a low magnetic permeability loss over a wide frequency bandwidth, a composite material for antennas using the new magnetic substance and a polymer, and an antenna using the composite material for antennas.07-04-2013
20080224931Transition Region for use with an Antenna-Integrated Electron Tunneling Device and Method - An electron tunneling device includes a first non-insulating strip and a second non-insulating strip spaced apart from one another such that first and second end portions, respectively, of the first and second non-insulating strips cooperate to form an antenna having an antenna impedance. The first and second non-insulating strips include a transition region that extends from the antenna to a tunneling region in which the first and second non-insulating strips are in a confronting relationship. An arrangement cooperates with a portion of each of the first and second non-insulating strips in the tunneling region to form an electron tunneling structure exhibiting a tunneling region impedance. The transition region is configured to match the antenna impedance to the tunneling region impedance. The transition region can provide for changing an electromagnetic field orientation between the antenna and the tunneling region.09-18-2008
20090278746Wideband or multiband various polarized antenna - A microstrip patch antenna wherein the half-power beamwidths of two orthogonal polarizations can be widened or narrowed in desired frequency bands around its center frequency. The result is a wideband or multiband antenna with desired beamwidth characteristics. In particular, the antenna can be arranged to be singly-polarized, dual-polarized or circularly-polarized. Using at least two parasitic patches on each of the two opposing sides of a primary radiating patch, both E-plane (electric field) and H-plane (magnetic field) parasitic couplings can be simultaneously achieved. By introducing uneven current distribution along the patch principal axis, some sub-bands of the antenna pattern can be beam steered.11-12-2009
20110260924TUNEABLE PCB ANTENNA - An antenna and antenna manufacturing process for an antenna configured for at least one of transmission or reception of electromagnetic waves with respect to a surrounding environment, the antenna having an antenna element positioned in metal trace on a carrier body, antenna element being isolated from an electrical ground of the antenna. The antenna comprises: at least one predefined removal portion positioned in the carrier body for containing a removal fraction of the antenna element, such that the carrier body located outside of the predefined removal portion is configured to contain the remainder fraction of the antenna element; and a weakness pattern in the carrier body about at least part of the periphery of the at least one predefined removal portion, the weakness pattern configured for predisposing the carrier body to break along the weakness pattern upon application of force, such that the at least one predefined removal portion and corresponding removal fraction would be separated from the antenna upon application; wherein the separation of the predefined removal portion and corresponding removal fraction provides for modification of at least one tuning parameter of the antenna having the remainder fraction as the tuned antenna element.10-27-2011
20110273336ANTENNA HAVING PLANAR CONDUCTING ELEMENTS, ONE OF WHICH HAS A PLURALITY OF ELECTROMAGNETIC RADIATORS AND AN OPEN SLOT - An antenna includes a dielectric material having i) a first side opposite a second side, and ii) a conductive via therein. A first planar conducting element is on the first side of the dielectric material and has an electrical connection to the conductive via. A second planar conducting element is also on the first side of the dielectric material. A gap electrically isolates the first and second planar conducting elements from each other. An electrical microstrip feed line on the second side of the dielectric material electrically connects to the conductive via and has a route that extends from the conductive via, to across the gap, to under the second planar conducting element. The first planar conducting element has a plurality of electromagnetic radiators, each having dimensions that cause it to resonate over a range of frequencies that differs from a range of frequencies over which an adjacent radiator resonates. At least first and second of the radiators bound an open slot in the first planar conducting element. The open slot has an orientation perpendicular to the gap.11-10-2011
20110273338ANTENNA HAVING PLANAR CONDUCTING ELEMENTS AND AT LEAST ONE SPACE-SAVING FEATURE - An antenna includes a dielectric material having i) a first side opposite a second side, and ii) a conductive via therein. A first planar conducting element is on the first side of the dielectric material and has an electrical connection to the conductive via. A second planar conducting element is also on the first side of the dielectric material. A gap electrically isolates the first and second planar conducting elements from each other. An electrical microstrip feed line on the second side of the dielectric material electrically connects to the conductive via and has a route that extends from the conductive via, to across the gap, to under the second planar conducting element. A positionable flexible conductor is electrically connected to the second planar conducting element and extends from the second planar conducting element, or a portion of one of the conducting elements traverses a meander path.11-10-2011
20110273337ANTENNA HAVING PLANAR CONDUCTING ELEMENTS, ONE OF WHICH HAS A PLURALITY OF ELECTROMAGNETIC RADIATORS AND AN OPEN SLOT - An antenna includes a dielectric material having i) a first side opposite a second side, and ii) a conductive via therein. A first planar conducting element is on the first side of the dielectric material and has an electrical connection to the conductive via. A second planar conducting element is also on the first side of the dielectric material. A gap electrically isolates the first and second planar conducting elements from each other. An electrical microstrip feed line on the second side of the dielectric material electrically connects to the conductive via and has a route that extends from the conductive via, to across the gap, to under the second planar conducting element. The first planar conducting element has a plurality of electromagnetic radiators, each having dimensions that cause it to resonate over a range of frequencies that differs from a range of frequencies over which an adjacent radiator resonates. At least first and second of the radiators bound an open slot in the first planar conducting element.11-10-2011
20130169486COMPOSITE ANTENNA STRUCTURE - A composite antenna structure includes a dielectric main body, a covering layer and a metallic transmission line structure. The dielectric constant of the dielectric main body is ranged from 1 to 200. The covering layer is disposed on the dielectric main body and has a pattern area defined thereon. The metallic transmission line structure is formed on the pattern area of the covering layer.07-04-2013
20130176176DIMENSIONALLY TOLERANT MULTIBAND CONFORMAL ANTENNA ARRAYS - Some embodiments relate to a multiband antenna array formed on a flexible substrate. Low frequency antenna elements may be formed using nanoink. High frequency elements may be provided on a prefabricated antenna chip. The antenna array may be heated in a low temperature oven to sinter the nanoink into a solid antenna element. In some embodiments, an adhesive insulation layer may be provided which allows the antenna array to be attached to any surface. In other embodiments, the antenna array may be embedded in a composite material.07-11-2013
20130176177RECONFIGURABLE ANTENNAS UTILIZING PARASITIC PIXEL LAYERS - Reconfigurable antennas utilizing parasitic layers are disclosed herein. In certain embodiments, a reconfigurable antenna may include an active driven antenna element. The active driven antenna may be a patch antenna element. A parasitic element may be disposed over the active antenna element and be configured to couple with electromagnetic energy emitted from the active antenna element via electromagnetic mutual coupling. The parasitic element may include an array of selectively reconfigurable pixels interconnected via microelectromechanical switches. By selectively reconfiguring the geometry of the array, the reconfigurable antenna may be configured to operate in multiple operating modes.07-11-2013
20120249375Magnetically controlled polymer nanocomposite material and methods for applying and curing same, and nanomagnetic composite for RF applications - A material contains a curable liquid polymer containing suspended nanoparticles capable of exhibiting a magnetic property. The nanoparticles are present in a concentration sufficient to cause the curable liquid polymer to flow in response to application of a magnetic field, enabling the material to be guided into narrow regions to completely fill such regions prior to the polymer being cured. A method includes applying a filler material to at least one component, the filler material including a heat curable polymer containing nanoparticles, and applying an electromagnetic field to at least part of the filler material. The nanoparticles contain a core capable of experiencing localized heating sufficient to at least partially cure surrounding polymer. Also disclosed is an assembly for use at radio frequencies. The assembly includes a substrate and at least one component supported by the substrate. The substrate contains a thermoplastic or thermoset polymer with suspended nanoparticles capable of exhibiting a magnetic property. The nanoparticles are of a type and have a concentration in the polymer selected to provide a certain dielectric permittivity, magnetic permeability and dissipation factor.10-04-2012
20100085259PLANAR ANTENNA - The present invention provides a planar antenna, including an inverted F-shaped antenna module having a first resonance unit, a second resonance unit and a linear feed-in unit, and a linear ground unit, wherein the linear ground unit is perpendicularly connected to the first and second resonance units to form a rectangular resonance cavity, the two resonance units have the same signal feed-in end but different widths, thereby resulting in different route lengths for generation of two sets of signals with different frequency responses. Further, by adjusting frequency bands of the two sets of signals with optimal responses to achieve a signal coupling resonance effect, signals with frequencies matching the resonant frequencies achieve high gain and high radiation efficiency and signals with frequencies different from the resonant frequencies are suppressed and cannot be efficiently radiated.04-08-2010
20130135150ANTENNA ASSEMBLY THAT IS OPERABLE IN MULTIPLE FREQUENCIES FOR A COMPUTING DEVICE - An antenna assembly for a computing device is disclosed. The antenna assembly includes a first radiating element coupled to a feed point and a first ground point of a printed circuit board, and a second radiating element coupled to a second ground point of the printed circuit board. The first radiating element is positioned adjacent to the printed circuit board so as to form a first gap that extends between the first radiating element and the printed circuit board along at least a portion of the length of the first radiating element. The second radiating element is positioned adjacent to the printed circuit board so as to form a second gap that extends between the second radiating element and the printed circuit board along at least a portion of the length of the second radiating element. The two radiating elements are spaced apart by a third gap.05-30-2013
20130113661WIDEBAND ANTENNA - A wideband antenna includes: a substrate, having a first surface and a second surface; a ground plane, disposed on the second surface; an exciting element, disposed on the first surface, and having a feed point coupled to a signal source; a connection element, disposed on the first surface, and coupled to the ground plane; a first branch, disposed on the first surface, and coupled to the connection element; a second branch, disposed on the first surface, and coupled to the connection element; and a coupling element, disposed on the first surface, and coupled to the connection element.05-09-2013
20130093629PACKAGING STRUCTURE AND METHOD OF FABRICATING THE SAME - A packaging structure and a method of fabricating the same are provided. The packaging structure includes a substrate, first packaging element disposed on the substrate, a second packaging element disposed on the substrate and spaced apart from the first packaging element, a first antenna disposed on the first packaging element, and a metal layer formed on the second packaging element. The installation of the metal layer and the antenna enhances the electromagnetic shielding effect.04-18-2013
20130099980ANTENNA DEVICE AND ELECTRONIC APPARATUS INCLUDING ANTENNA DEVICE - According to one embodiment, an antenna device according to this embodiment includes an antenna ground portion and first and second antenna units. The first antenna unit includes a first feed point, a first feed element connected to the first feed point, and a first parasitic element which operates upon electrically coupling to the first feed element. The second antenna unit includes a second feed point, a second feed element connected to the second feed point, and a second parasitic element which operates upon electrically coupling to the first parasitic element and the second feed element.04-25-2013
20130127668MULTI-BAND ANTENNA - A multi-band antenna is disclosed and comprises a substrate and an electro-conductive layer. The electro-conductive layer comprises: a feed-in terminal; a ground terminal; a connecting portion extended forward from the feed-in terminal; a first high frequency portion extended leftward from the connecting portion for controlling a third frequency band; a low frequency portion bent and extended leftward from the connecting portion for controlling a first frequency band and a second frequency band; and a second high frequency portion extended rightward from the connecting portion for controlling a fourth frequency band. Furthermore, the second high frequency portion is connected with the ground terminal and wider than the first high frequency portion; and harmonic oscillations are generated between the second and first high frequency portions to control a fifth frequency band. Hence, the multi-band antenna of the present invention can meet the requirement of various communication standards.05-23-2013
20130127671PIT MOUNT INTERFACE DEVICE - A pit mount interface device includes a body having a head and an elongate stem extending from a bottom surface of the head. The elongate stem is sized and configured to be received in and extend through a hole formed in a cover of a pit. A nut defines a central aperture that is sized and configured to receive the elongate stem of the body. A passive radiator is disposed within the body and configured receive a radio frequency (RF) signal transmitted by an automatic meter reading (AMR) device located below the cover through inductive coupling and to radiate the RF signal from a position located above the cover of the pit.05-23-2013
20130127669DIELECTRIC CAVITY ANTENNA - There is provided a dielectric cavity antenna including: a multilayer substrate having an opening formed in at least a portion of a predetermined surface thereof; a dielectric cavity inserted into the multilayer substrate to radiate an electromagnetic wave signal through the opening; a feed line feeding power to the dielectric cavity; and at least one metal pattern formed in an inner portion of the dielectric cavity or on a surface thereof to thereby be electromagnetically coupled to the feed line.05-23-2013
20130135149BROADBAND PRINTED ANTENNA - The present invention discloses a broadband printed antenna used in a notebook for receiving and emitting electromagnetic wave signals. The broadband printed antenna includes a substrate and a conductive layer formed on a front face of the substrate. The conductive layer includes a feeding portion for transmitting electromagnetic wave signals, a radiation portion extending leftward along an end of the feeding porting, a short portion being bent and spiral and extending rightward along the end of the feeding portion, and a ground portion extending along the short portion. The present invention includes the short portion being bent and spiral at the right side of the feeding portion for compensating a band of the notebook so that the band can reach 2.3 GHz-2.7 GHz, thereby meets various requirements of communication standards.05-30-2013
20130135154PORTABLE WIRELESS DEVICE - A portable wireless device includes: first and second circuit boards each including a ground pattern; first and second power feeding portions provided on the first and second circuit boards, respectively; and first and second antenna elements connected to the first and second power feeding portions, respectively. The first circuit board is arranged substantially parallel to the second circuit board. A first connection portion provided on the first circuit board is electrically connected to a second connection portion provided on the second circuit board via a connection line. A slit is formed by cutting any one of: a part of the ground pattern of the first circuit board at a position between the first power feeding portion and the first connection portion; and a part of the ground pattern of the second circuit board at a position between the second power feeding portion and the second connection portion.05-30-2013
20090115664Planar inverted-F antenna with extended grounding plane - Disclosed is a planar inverted-F antenna with an extended grounding plane. The planar inverted-F antenna has a grounding metal plate having a selected side edge on which the extended grounding plane is formed and has a predetermined height. At least one antenna signal radiating plate is connected to the grounding metal plate by a short-circuit piece and is substantially parallel to and spaced from the grounding metal plate by a distance. A feeding point extends from the antenna signal radiating plate in a direction toward the grounding metal plate and corresponds to the extended grounding plane with a predetermined gap therebetween. With the arrangement of the extended grounding plane, the impedance matching of the antenna is improved and the impedance bandwidth of the antenna is increased.05-07-2009
20130181870ANTENNA AND MOBILE TERMINAL INCLUDING THE ANTENNA - Provided is an antenna capable of preventing deterioration of antenna radiation characteristics in any of the open state, the closed state, and the reverse state of a mobile terminal. The antenna includes: a pair of antenna elements 07-18-2013
20100007560DIRECT FEEDING TYPE PATCH ANTENNA - Disclosed herein is a direct feeding type patch antenna. The direct feeding type patch antenna according to the present invention comprises: a feed element 01-14-2010
20080198073Method for adjusting a PCB antenna and a structure thereof - A PCB antenna, comprising: a substrate; a radiator, patterned on the substrate, having a branch point; a ground on the substrate; a short path, patterned on the substrate, having two ends where one end is connected to the ground and the other end is connected to the branch point of the radiator; and at least one passive element coupled between the radiator and the short path, is disclosed. The resonant frequency and/or the input impedance of the PCB antenna can be adjusted according to a distance between the passive element and the branch point of the radiator.08-21-2008
20110221637MONOPOLE ANTENNA - A monopole antenna is disposed on a substrate. The substrate includes a first surface and a second surface opposite to the first surface. The monopole antenna includes a feeding portion, a radiating portion, a grounding portion and a coupling portion. The feeding portion is disposed on the first surface to feed electromagnetic signals. The radiating portion is disposed on the first surface and with one end connected to the feeding portion. The grounding portion is positioned on the second surface substantially corresponding to the one end of the radiating portion. The coupling portion is positioned on the second surface and corresponding to the other end of the radiating portion. The radiating portion is coupled with the coupling portion to radiate electromagnetic signals.09-15-2011
20110227796CERAMIC POWDER, DIELECTRIC COMPOSITE MATERIAL CONTAINING THE CERAMIC POWDER, AND DIELECTRIC ANTENNA - Ceramic powder having a BET specific surface area within a range of from 0.1 to 2.0 m09-22-2011
20090135066Internal Monopole Antenna - The invention relates in one aspect to antenna useful with for example a flat a radio device. In one embodiment, the antenna comprises and internal monopole antenna that has an arrangement for improving its characteristics, including a planar monopole radiator and an auxiliary element. The auxiliary element can be a mere conductor strip, or a ceramic plate partly coated with a conductor for example. The conductor of the auxiliary element is connected to the ground at a point (SP), which is relatively close to the feed point (FP) of the planar element. The planar element can be shaped to form two operating bands for the antenna. The auxiliary element can be used to increase the bandwidth of the internal monopole antenna and/or to improve the omnidirectional radiation of the antenna.05-28-2009
20080238782High-directivity microstrip antenna - A high-directivity microstrip antenna comprising a dielectric layer with a first surface and a second surface that respectively connects to a metal patch and a ground metal layer, wherein the dielectric layer has a through-hole with a metal element connecting to the first surface and the second surface, and the metal element is positioned at the interior of the through-hole, wherein the two ends of the metal element respectively electrically connects to the metal patch and the ground metal layer for having higher directivity when the antenna is designed in a fixed dimension; also, for saving cost by selecting a dielectric layer with various coefficients.10-02-2008
20130135152ELECTRONIC DEVICE MODULE WITH INTEGRATED ANTENNA STRUCTURE, AND RELATED MANUFACTURING METHOD - An electronic device module as described herein includes an electronic device package having device contacts. The electronic device package is fixed within encapsulating material, along with an electrically conductive ground layer. The ground layer has a device opening in which the electronic device package resides, and the ground layer also has an antenna opening spaced apart from the device opening. The device contacts and one side of the ground layer correspond to a first surface, and a patch antenna element overlies the first surface. The antenna element is coupled to the electronic device package, and a projection of the patch antenna element onto the first surface resides within the antenna opening. Also provided are methods for manufacturing such an electronic device module.05-30-2013
20110248892FILM ANTENNA AND METHOD FOR MANUFACTURING THE SAME - A method of manufacturing a film antenna includes: a process of sticking a bonding surface of a bonding sheet to a surface of a metal thin film of a plastic film fitted with metal thin film; a process of forming the antenna circuit part by completely cutting the plastic film fitted with metal thin film in a thickness direction thereof from the bonding surface, and half-cutting the bonding sheet in a thickness direction thereof; a process of peeling away portions of the plastic film fitted with metal thin film around the antenna circuit part; a process of laminating a first flexible plastic film onto the plastic film fitted with metal thin film side; a process of peeling away the bonding sheet; and a process of laminating a second flexible plastic film onto the surface of the metal thin film.10-13-2011
20110248890DIELECTRIC RESONATOR ANTENNA EMBEDDED IN MULTILAYER SUBSTRATE FOR ENHANCING BANDWIDTH - Disclosed herein is a dielectric resonator antenna embedded in a multilayer substrate for enhancing bandwidth. The dielectric resonator antenna includes a multilayer substrate, a first conductive plate, a second conductive plate, a plurality of first metal via holes, a feeding part configured to feed a dielectric resonator, and a conductive pattern part inserted into the dielectric resonator so that a vertical metal interface is formed in the dielectric resonator. Accordingly, the dielectric resonator antenna has low sensitivity to fabrication errors and an external environment, and can enhance the radiation characteristics of the antenna when multiple resonances occur.10-13-2011
20100073239Compact Circularly-Polarized Antenna with Expanded Frequency Bandwidth - Disclosed is a circularly-polarized antenna comprising a flat conducting ground plane, a radiator, and an excitation system disposed between the radiator and the ground plane. The radiator comprises a plurality of conducting segments separated from each other by a first dielectric medium and separated from the ground plane by a second dielectric medium. The plurality of conducting segments are symmetrically disposed about an antenna axis of symmetry orthogonal to the ground plane. The excitation system comprises a flat conducting exciter patch and four excitation sources with phase differences of 0, 90, 180, and 270 degrees. The excitation sources are generated on two orthogonal printed circuit boards.03-25-2010
20100309061A MICRO ANTENNA DEVICE - An ultra small antenna made of a piezoelectric material is provided. The wavelength of radio signals propagating through the piezoelectric material is shortened because of its high dielectric constant and a resonance between the radio signal and the modes of its mechanical waves at various frequencies results in high amplitude signals in the transmission and reception mode.12-09-2010
20100309060ANTENNA DEVICE AND WIRELESS COMMUNICATION EQUIPMENT USING THE SAME - An object of the present invention is to provide a compact, high-performance antenna device in which a decrease in production yield caused by a production variation can be prevented. An antenna device 12-09-2010
20120274517ANTENNA APPARATUS RESONATING IN FREQUENCY BANDS IN INVERTED F ANTENNA APPARATUS - In an inverted F pattern antenna apparatus having a first antenna element and an electrical length of a quarter wavelength of a first resonance frequency, the inverted F pattern antenna apparatus having two resonance frequencies is configured to include a third antenna element and a second antenna element at an end portion of the first antenna element, and setting a length having an electrical length obtained by adding the electrical length of a further provided antenna element to the electrical length of the inverted F pattern antenna apparatus to the electrical length of a quarter wavelength of a second resonance frequency to achieve resonance at the second resonance frequency. In addition, a loop antenna is configured to include the first, third and second antenna elements and the grounding antenna element by capacitively coupling another end of the third antenna element to the grounding antenna element.11-01-2012
20110234457BROADBAND ANTENNA - A broadband antenna printed on a substrate. The substrate includes a first surface, a second surface perpendicular to the first surface, and a third surface parallel to the first surface. The broadband antenna includes a grounding portion, a feeding portion, and a radiating portion. The grounding portion is located on the first surface. The feeding portion feeds electromagnetic signals and includes a first feeding section printed on the third surface and a second feeding section printed on the second surface. The radiating portion includes a first radiating section, a second radiating section, and a third radiating section. The first radiating section is printed on the first surface. The second radiating section comprises a first radiating segment and a second radiating segment. The third radiating section is printed on the second surface and formed a ladder portion.09-29-2011
20100315295Varying Angle Antenna for Electromagnetic Radiation Dissipation Device - The present invention is a varying angle antenna design to be used with an electromagnetic radiation dissipation device that reduces exposure to undesirable electromagnetic radiation. The dissipation device uses a varying angle antenna to capture radiation from an active emission source, such as a cellular telephone when it is transmitting. The device converts the captured radiation into an electric current and dissipates the collected current by spending it to operate a thermal, mechanical, or electrical device. The varying angle antenna is a printed circuit board trace antenna comprising a microstrip having several serially connected meandering segments. One or more meandering segments include 90-degree bends in the microstrip, and one or more meandering segments include bends of more and less than 90 degrees. Portions of the microstrip that are horizontally oriented are all parallel, while portions of the microstrip that are vertically oriented can be parallel or angled, depending on the bend angle. Additionally, near the center of the varying angle antenna, the microstrip segments are narrower than the microstrip segments near the ends of the antenna. In general, the meandering segments include varying angles, which maximizes the operation of the antenna for absorbing undesirable electromagnetic radiation from cellular telephones.12-16-2010
20100315294INTEGRATED MULTI-BAND ANTENNA MODULE - An integrated multi-band antenna module includes a first antenna body having a first body and a second body, and a second antenna body having a third body and a fourth body. The first to the fourth body have relative radiating portions, feed lines, and ground lines. The radiating portions have relative arms, antenna portions, feed arms, and conducting top plates. Resonant excitation sources are formed by capacitive coupling effects from gaps between the above components. The capacitive coupling effects also lower the inductance effect and the reflection loss. Mirror effect and large-scaling conducting top plates are used to raise a radiating effect. The relative gaps form the capacitive coupling effects to receive optimized frequencies so that a small-size integrated antenna with multi-band, high radiating effect, good resonant effect, and suitable for an ultra wide bandwidth operation is achieved.12-16-2010
20100315293RADIATION PATTERN CONTROL - An apparatus including: a first antenna element; a second antenna element; a ground plane element for at least one of the first and second antenna elements; a first choke arranged to affect a first maximum of current density produced in the ground plane element by the first antenna element; and a second choke arranged to affect a second maximum of current density produced in the ground plane element by the second antenna element.12-16-2010
20130154885MULTILAYERED FILM ELEMENT - The invention relates to a multilayered film element (06-20-2013
20120280867INTERNAL ANTENNA MODULE - Disclosed herein is an internal antenna module that is installed in a terminal and that can receive signals in both the FM and Bluetooth frequency bands so as to achieve a small-sized, slim terminal. The internal antenna module includes a polyhedral chip antenna configured to have a first radiant pattern and a coupling pattern formed thereon, a flexible circuit board configured to have a first conductive pad connected to the first radiant pattern, a second conductive pad connected to a coupling pattern, and a second radiant pattern connected to the first radiant pattern, and a signal switching unit formed between the second conductive pad and a ground, and configured to prevent any one of a first frequency band signal and a second frequency band signal, received through the chip antenna and the flexible circuit board, from reaching the ground.11-08-2012
20130154884BROADBAND PLANAR INVERTED-F ANTENNA - A broadband planar inverted-F antenna includes a first radiation conductor, a second radiation conductor and a third radiation conductor. The first radiation conductor includes a first inclined-plane portion and a feeding point. The feeding point is located at one end of the first inclined-plane portion. The second radiation conductor is connected to the first radiation conductor at the feeding point. The third radiation conductor is connected to the first radiation conductor, and includes a second inclined-plane portion and a ground point. The second inclined-plane portion is separated from and facing to the first inclined-plane portion. The ground point is located at one end of the second inclined-plane portion and facing to the feeding point, wherein the distance between the first inclined-plane portion and the second inclined-plane portion is gradually increased from the part near the feeding point along a direction departing from the feeding point.06-20-2013
20110291893ANTENNA - An antenna for transmitting a wireless signal is provided. The antenna includes a ground element, a short element and a transmitting element. The short element is connected to the ground element. The transmitting element is connected to the short element, wherein the transmitting element is a claw shaped structure, and the transmitting element includes a first section, a second section and an extending section, wherein an end of the first section is connected to the short element, and the other end of the first section is connected to ends of the second section and the extending section, and a first groove is formed between the first section and the second section, and a second groove is formed between the first section and the extending section.12-01-2011
20110309985WIDEBAND PRINTED CIRCUIT BOARD-PRINTED ANTENNA FOR RADIO FREQUENCY FRONT END CIRCUIT - A printed circuit board (PCB)-printed antenna for a radio frequency (RF) front end with an antenna port for a predefined operating frequency band. A radiating element with a first branch defined by a first set of dimensions corresponding to a minimum frequency and a second branch defined by a second set of dimensions corresponding to a maximum frequency is fixed to a PCB substrate. A third branch is defined by a third set of dimensions corresponding to a middle frequency in various embodiments. A feed line is electrically connected to the radiating element and defines a feed port that is connectable to the antenna port. A ground line is electrically connected to the radiating element and defines a ground port. The first branch defines a first resonance, the second branch defines a second resonance, and the third branch defines a third resonance, all of which are superposed to define a bandwidth of the radiating element that is substantially equivalent to the predefined operating frequency band of the RF front end.12-22-2011
20110309984Twin-Vee-Type Dual Band Antenna - A twin-Vee-type dual band antenna includes interconnected first and second conductor arms and interconnected first and second mirroring conductor arms disposed on a substrate. The second conductor arm has a radiator section extending parallel to the first conductor arm. The first mirroring conductor arm is symmetrical to the first conductor arm, and forms an angle (θ) of less than 180 degrees with the first conductor arm. The second mirroring conductor arm is symmetrical to the second conductor arm, and has a radiator section extending parallel to the first mirroring conductor arm.12-22-2011
20130187813METHOD FOR MANUFACTURING SENSING ELECTRICAL DEVICE AND SENSING ELECTRICAL DEVICE - A method for manufacturing a sensing electrical device includes the following steps; (a) forming a conductive trace on an insulating substrate; (b) placing the insulating substrate with the conductive trace in a mold cavity of a mold; (c) injecting an insulating material into the mold cavity to encapsulate the conductive trace to form an injection product; and (d) removing the injection product from the mold cavity.07-25-2013
20120019416MULTIBAND ANTENNA FOR HANDHELD TERMINAL - A multiband antenna includes a first conducting layer and a second conducting layer. The first conducting layer acts as a radiating element being placed over the second conducting layer while the second conducting layer acts as a ground plane. The first conducting layer includes a feeding point, the feeding point being a starting point for a first shorter arm and a second longer arm, the first and second arms forming a multilevel structure for the multiband antenna.01-26-2012
20120019415Wideband Antenna - A wideband antenna for a radio transceiver device includes a first radiating element for transmitting and receiving wireless signals of a first frequency band, a second radiating element for transmitting and receiving wireless signals of a second frequency band, a grounding unit, a shorting unit having one end electrically connected to the first radiating element and the second radiating element, and another end electrically connected to the grounding unit, and a feeding board including a first feeding metal plane for transmitting wireless signals of the first frequency band and the second frequency band, a second feeding metal plane electrically connected to the second radiating element, and a metal strip electrically connected between the first radiating element and the second radiating element.01-26-2012
20120019414MICROWAVE ANTENNA - A microwave antenna having an electrically nonconductive substrate with a top and bottom side. A radiator array having a plurality of rows of radiator patches is disposed on the top side of the substrate while an input feed line and power divider network are disposed on the bottom side of the substrate. The power divider network includes a plurality of ends wherein each end is adapted for electrical connection through a via formed through the substrate to the end of its associated row in the radiator array. An electrically conductive layer is disposed over a portion of the top side of the substrate so that the electrically conductive layer overlies the power divider network and shields the power divider network from the radiator array.01-26-2012
20120026043THREE-DIMENSIONAL ARRAY ANTENNA ON A SUBSTRATE WITH ENHANCED BACKLOBE SUPPRESSION FOR MM-WAVE AUTOMOTIVE APPLICATIONS - A multilayer antenna including a first microstrip patch positioned along a first plane, a second microstrip patch positioned along a second plane that is substantially parallel to the first plane, and a ground plane having a slot formed therein. The multilayer antenna also includes a microstrip feeding line for propagating signals through the slot in the ground plane and to the second microstrip patch and a backlobe suppression reflector for receiving some of the signals and reflecting the signals to the slot in the ground plane.02-02-2012
20100013714ANTENNA ARRANGEMENT - An antenna for a wireless communication may include a ground plane provided on a carrying structure, a feed element, and a radiating element coupled to the feed element, the radiating element being substantially parallel to and vertically displaced from the ground plane by the feed element and a shortening element. The antenna may also include a parasitic element provided directly on the carrying structure as part of the carrying structure ground layer.01-21-2010
20130099982PATCH ANTENNA - There is provided a patch antenna that includes a substrate, a ground electrode placed on the substrate, a first patch configured to be electrically conductive and placed above the ground electrode for transmitting or receiving a first frequency, a second patch configured to be electrically conductive and placed above the first patch for transmitting or receiving a signal of the second frequency, a dielectric member configured to be placed on the ground electrode and support the first patch and the second patch, a first conductor configured to be formed in a cylindrical shape, the first conductor being connected to the first patch and the ground electrode, a second conductor configured to be formed in a cylindrical shape, the second conductor being connected to the second patch and the ground electrode, a first feed line connected to the first patch, and a second feed line connected to the second patch.04-25-2013
20120068888Flexible Antenna - A flexible antenna comprises a filmed layer, a flexible radiation conductor and a support member. The flexible radiation conductor has a crooked form and a feeder terminal. The filmed layer covers the upper surface of the flexible radiation conductor. The support member has a through-hole. The lower surface of the flexible radiation conductor is stuck to the upper surface of the support member. The feeder terminal is inserted through the through-hole to protrude from the lower surface of the support member. The flexible radiation conductor and the crooked feeder terminal thereof replace the conventional radiation conductor circuit layer and metallic contact terminal to overcome the problem that the conventional contact terminal damages the radiation conductor layer and protrudes the filmed layer. Further, the present invention integrates FPC and LDS technologies to enable the flexible radiation conductor to be arbitrarily stuck to complicated planes or complicated curved surfaces.03-22-2012
20130207848Foil Element - The invention relates to a foil element (08-15-2013
20130207849CHIP ANTENNA AND MANUFACTURING METHOD THEREOF - After a three-dimensional antenna pattern (08-15-2013
20130207847BI-DIRECTIONAL MAGNETIC PERMEABILITY ENHANCED METAMATERIAL (MPEM) SUBSTRATE FOR ANTENNA MINIATURIZATION - A bi-directional antenna includes a plurality of unit cells stacked in two perpendicular planes (Y-X and Z-X planes) to form cube shaped unit cells whereby inductive loops are placed on four faces corresponding to the Y-X and Z-X planes. Each unit cell includes a magnetic permeability enhanced metamaterial. The resulting antenna has the ability to couple magnetic fields oriented in both the X and Y directions with increased permeabilities and can be used to realize a variety of different antenna architectures that do not have their magnetic field confined in a single direction.08-15-2013