Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


RESONATORS (DISTRIBUTED PARAMETER TYPE)

Subclass of:

333 - Wave transmission lines and networks

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
333219100 Dielectric type 31
333227000 Cavity resonator 23
333235000 With tuning 9
333219200 Magnetic type 8
333222000 Coaxial or shielded 7
333234000 Temperature compensated 5
20120286903Micromechanical device and method of designing thereof - The invention relates to a micromechanical device comprising a semiconductor element capable of deflecting or resonating and comprising at least two regions having different material properties and drive or sense means functionally coupled to said semiconductor element. According to the invention, at least one of said regions comprises one or more n-type doping agents, and the relative volumes, doping concentrations, doping agents and/or crystal orientations of the regions being configured so that the temperature sensitivities of the generalized stiffness are opposite in sign at least at one temperature for the regions, and the overall temperature drift of the generalized stiffness of the semiconductor element is 50 ppm or less on a temperature range of 100° C. The device can be a resonator. Also a method of designing the device is disclosed.11-15-2012
20080204173COMPOSITE MECHANICAL TRANSDUCERS AND APPROACHES THEREFOR - Mechanical transducers such as pressure sensors, resonators or other frequency-reference devices are implemented under conditions characterized by different temperatures. According to an example embodiment of the present invention, a combination of materials is implemented for mechanical transducer applications to mitigate temperature-related changes at or near a selected turnover temperature. In one application, a material property mismatch is used to facilitate single-anchor transducer applications, such as for resonators. Another application is directed to a Silicon-Silicon dioxide combination of materials.08-28-2008
20100283558 TEMPERATURE COMPENSATED TUNEABLE TEM MODE RESONATOR - A TEM mode resonator (11-11-2010
20120105177RESONATOR SYSTEMS AND METHODS FOR TUNING RESONATOR SYSTEMS - Tunable resonator systems and methods for tuning resonator systems are disclosed. In one aspect, a resonator system includes an array of resonators disposed adjacent to a waveguide, at least one temperature sensor located adjacent to the array of resonators, and a resonator control electronically connected to the at least one temperature sensor. Each resonator has a resonance frequency in a resonator frequency comb and channels with frequencies in a channel frequency comb are transmitted in the waveguide. Resonance frequencies in the resonator frequency comb are to be adjusted in response to ambient temperature changes detected by the at least one temperature sensors to align the resonance frequency comb with the channel frequency comb.05-03-2012
20120326811Temperature-Independent Dielectric Resonator - A (TM01) dielectric resonator has a metal housing, a dielectric insert, and a resilient element located between one end of the dielectric insert and the housing. The resilient element ensures physical contact between the housing and both ends of the dielectric insert over the entire operating temperature range of the resonator, thereby compensating for differences in the coefficients of thermal expansion of the materials used for the metal housing and the dielectric insert. In one embodiment, the dielectric insert is housed within a cylindrical tube between a top cover and a bottom end cap, the resilient element is an electrically non-conductive (silicone rubber) gasket, and the resonator has a thin, electrically conductive (aluminum) plate located (i) between the dielectric insert and the gasket and (ii) between the end cap and the tube to ensure a contiguous electrically conductive path from one end of the dielectric insert to the other.12-27-2012
Entries
DocumentTitleDate
20100156569MEMS RESONATOR HAVING AT LEAST ONE RESONATOR MODE SHAPE - The invention relates to a MEMS resonator having at least one mode shape comprising: a substrate (06-24-2010
20100039193INTERDIGITAL CAPACITOR, INDUCTOR, AND TRANSMISSION LINE AND COUPLER USING THEM - There is herein disclosed an interdigital capacitor, an inductor, and an LH transmission line and a coupler using the interdigital capacitor and the inductor. The interdigital capacitor comprises two finger sets which are substantially disposed in parallel with each other. Fingers of each finger set are overlapped at outer edges thereof with each other to thereby generate capacitance. The inductor is formed substantially spirally inside the transmission line, so that it can have a large inductance in a compact shape and can be used in a broad frequency band. The LH transmission line has a broad frequency band in a compact shape, which includes interdigital capacitors connected in series with each other and inductors connected in parallel with each other. In addition, the coupler employing the LH transmission line has an excellent couplability.02-18-2010
20100109815MEMS RESONATOR AND MANUFACTURING METHOD OF THE SAME - A method is for manufacturing a microelectromechanical system resonator having a semiconductor device and a microelectromechanical system structure unit formed on a substrate. The method includes: forming a lower electrode of an oxide-nitride-oxide capacitor unit included in the semiconductor device using a first silicon layer; forming, using a second silicon layer, a substructure of the microelectromechanical system structure unit and an upper electrode of the oxide-nitride-oxide capacitor unit included in the semiconductor device; and forming, using a third silicon layer, a superstructure of the microelectromechanical system structure unit and a gate electrode of a complementary metal oxide semiconductor circuit unit included in the semiconductor device.05-06-2010
20130049903ARTIFICIAL MICROSTRUCTURE AND METAMATERIAL WITH THE SAME - An artificial microstructure made of conductive wires includes a split resonant ring with a split, and two curves. The two curves respectively start from first end and the second end of the split resonant ring and curvedly extend inside the split resonant ring, where the two curves do not intersect with each other, and do not intersect with the split resonant ring.02-28-2013
20090051467APPARATUS AND METHOD FOR MODE SUPPRESSION IN MICROWAVE AND MILLIMETERWAVE PACKAGES - A parallel plate waveguide structure configured to suppress parallel-plate waveguide modes is described. The electromagnetic material properties of individual layers disposed between the conductive plates of waveguide may be selected to allow an apparent stopband to form. Several physical examples of electromagnetic bandgap (EBG) structures are presented that are analyzed by full wave simulations and transverse resonance models.02-26-2009
20090267710WIRELESS NON-RADIATIVE ENERGY TRANSFER - The electromagnetic energy transfer device includes a first resonator structure receiving energy from an external power supply. The first resonator structure has a first Q-factor. A second resonator structure is positioned distal from the first resonator structure, and supplies useful working power to an external load. The second resonator structure has a second Q-factor. The distance between the two resonators can be larger than the characteristic size of each resonator. Non-radiative energy transfer between the first resonator structure and the second resonator structure is mediated through coupling of their resonant-field evanescent tails.10-29-2009
20090267709WIRELESS NON-RADIATIVE ENERGY TRANSFER - The electromagnetic energy transfer device includes a first resonator structure receiving energy from an external power supply. The first resonator structure has a first Q-factor. A second resonator structure is positioned distal from the first resonator structure, and supplies useful working power to an external load. The second resonator structure has a second Q-factor. The distance between the two resonators can be larger than the characteristic size of each resonator. Non-radiative energy transfer between the first resonator structure and the second resonator structure is mediated through coupling of their resonant-field evanescent tails.10-29-2009
20130162375METHOD FOR PRODUCING METAMATERIAL AND METAMATERIAL - A method for producing a metamaterial including an electromagnetic wave resonator resonating with an electromagnetic wave. The method includes the steps of: (a) forming a support by a nanoimprint method or a photolithography method, the support including a portion on which an electromagnetic wave resonator is to be formed; and (b) vapor-depositing a material which can form the electromagnetic wave resonator on the portion of the support to thereby arrange the electromagnetic wave resonator on the support.06-27-2013
20120286902Circuit Configuration Having a Prescribed Capacitance, and Method and Device for the Production Thereof - The present invention relates to a circuit arrangement (11-15-2012
20100090786Micro-Electro-Mechanical-System (MEMS) Resonator and Manufacturing Method Thereof - A micro-electro-mechanical-system resonator, includes: a substrate; a fixed electrode formed on the substrate; and a movable electrode, arranged facing the fixed electrode and driven by an electrostatic attracting force or an electrostatic repulsion force that acts on a gap between the fixed electrode and the movable electrode. An internal surface of a support beam of the movable electrode facing the fixed electrode has an inclined surface.04-15-2010
20100123530Apparatus for wireless power transmission using high Q low frequency near magnetic field resonator - An apparatus for wireless power transmission is disclosed. According to an exemplary aspect, the wireless power transmission apparatus includes a high Q low frequency near magnetic field resonator having characteristics of a metamaterial. Accordingly, manufacturing of a compact power supply capable of wirelessly supplying power to mobile communication terminals or multimedia terminals is possible. By using a zeroth-order resonator with a DNG or ENG structure, a small-sized power supply with a simple configuration may be manufactured.05-20-2010
20090153273ENERGY TRANSFERRING SYSTEM AND METHOD THEREOF - An energy transferring system including a source-side resonator, an intermediate resonant module, and a device-side resonator is provided. The three resonators substantially have the same resonant frequency for generating resonance. The energy on the source-side resonator is coupled to the intermediate resonant module, such that non-radiative energy transfer is performed between the source-side resonator and the intermediate resonant module. The energy coupled to the intermediate resonant module is further coupled to the device-side resonator, such that non-radiative energy transfer is performed between the intermediate resonant module and the device-side resonator to achieve energy transfer between the source-side resonator and the device-side resonator. The coupling coefficient between the intermediate resonant module and its two adjacent resonators is larger than the coupling coefficient between the source-side resonator and the device-side resonator. The invention has the advantages of high transmission efficiency, small volume, low cost.06-18-2009
20090284330QUASI-LUMPED RESONATOR APPARATUS AND METHOD - A quasi-lumped resonator apparatus that makes use of an inductive portion having a plurality of spines extending therefrom along at least a portion of a length thereof, and a capacitive portion electrically and physically coupled to an end of the inductive portion. The capacitive portion has a plurality of spaced apart capacitive fringe plates extending therefrom. A housing is included for enclosing the inductive and capacitive portions. In another aspect a method is disclosed for forming a quasi-lumped resonator.11-19-2009
20080278265DUAL BAND RESONATOR AND DUAL BAND FILTER - A signal input/output line 11-13-2008
20080278264WIRELESS ENERGY TRANSFER - Disclosed is an apparatus for use in wireless energy transfer, which includes a first resonator structure configured to transfer energy non-radiatively with a second resonator structure over a distance greater than a characteristic size of the second resonator structure. The non-radiative energy transfer is mediated by a coupling of a resonant field evanescent tail of the first resonator structure and a resonant field evanescent tail of the second resonator structure.11-13-2008
20110140809THIN FILM RESONATOR FOR WIRELESS POWER TRANSMISSION - A thin film resonator for a wireless power transmission is provided. The thin film resonator may include a first transmission line unit provided as a thin film type, a second transmission line unit also provided as the thin film type, and a capacitor inserted at a predetermined position of the first transmission line unit.06-16-2011
20100259343Resonator, Substrate Having the Same, and Method of Generating Resonance - A resonator having respective electrode planes of first and second internal electrodes disposed so as to be substantially parallel to a line of magnetic force of a magnetic field. In the resonator, respective electrode planes of first and second external electrodes are disposed so as to be substantially parallel to the line of magnetic force of the magnetic field in planes different from the electrode planes of the first and second internal electrodes.10-14-2010
20100097163RESONATOR HAVING A THREE DIMENSIONAL DEFECTED GROUND STRUCTURE IN TRANSMISSION LINE - A resonator having a three dimensional Defected Ground Structure (DGS) in the transmission line includes a substrate installed at the center of the resonator floating in the air through supporting members installed on both ends of the substrate; a transmission line for transmitting signals installed on the upper surface of the substrate; an upper ground plane member installed on the upper surface of the substrate with predetermined interval from the surface of the substrate, wherein a DGS pattern with a predetermined shape is formed on each portion of the body of the ground plane member symmetrically with respect to the transmission line to form a resonator; a lower ground plane member installed on the lower surface of the substrate with predetermined interval from the surface of the substrate, wherein a DGS pattern with a predetermined shape is formed on each portion of the body of the ground plane member symmetrically with respect to the transmission line to form a resonator; an upper cover installed closely contacting the upper surface of the upper ground plane member to seal the upper opening of the DGS pattern formed on the upper ground plane member and to protect the upper ground plane member at the same time; and a lower cover installed closely contacting the lower surface of the lower ground plane member to seal the lower opening of the DGS pattern formed on the lower ground plane member and to protect the lower ground plane member at the same time.04-22-2010
20110095851HIGH IMPEDANCE ELECTRICAL CONNECTION VIA - Vias for differential signals are typically of a lower impedance than the signal lines connected to them. The noise and reflected signals resulting in impedance mismatch may require circuits to be operated at a frequency far lower than desired. One or more embodiments of the present invention avoid impedance mismatch in circuits and achieve an advance in the art by providing a via with higher impedance through the addition of split ring resonators (SSRs) to each end of the via.04-28-2011
20100019868Rolled resonant element - A material including a conductor may be rolled to form a resonant element.01-28-2010
20100277262RESONATOR - A resonator comprises a resonator mass (11-04-2010
20100244991COMMUNICATION DEVICE AND HIGH-FREQUENCY COUPLER - A communication device includes a communication circuit unit, a transmission path, a ground, a coupling electrode, and a resonating unit. The resonating unit includes a first resonating unit connected to the transmission path and a second resonating unit having one end connected to the first resonating unit and another end short-circuited to the ground, the second resonating unit having terminals of the coupling electrode connected thereto. A microdipole is formed of a line segment connecting a center of charges stored in the coupling electrode and a center of mirror-image charges stored in the ground. The high-frequency signal is transmitted to a distant side disposed so as to face the communication device with an angle θ formed relative to a direction of the microdipole being approximately 0 degree.09-30-2010
20090096553HF antenna system for magnetic resonance measurements - The invention relates to an HF-antenna system for carrying out and/or detecting a magnetic resonance in an object exposed to a main magnetic field which orients the object spins in a desired longitudinal direction (z) comprising at least one first antenna element (04-16-2009
20080238581Circuit board microwave filters - A microwave filter having a resonator comprising a cylindrical structure having conductive walls filled with a conductor material. The cylindrical structure is recessed inside a multi-layered substrate. First and second conductive coupling arms are disposed on the top layer of the substrate for coupling signals to the cylindrical structure. The conductive coupling arms are physically separated from the cylindrical structure by a dielectric layer. The first and second conductive coupling arms extend away from the center of the cylindrical structure to form a microstrip line. The cylindrical structure further comprises a bottom portion having a solid conductive bottom plate perpendicular to the axis of the cylinder. A bottom conductive ground layer separated from the conductive bottom plate by a second dielectric layer.10-02-2008
20130141190PROCESS FOR PRODUCING METAMATERIAL, AND METAMATERIAL - A process for producing a metamaterial excellent in productivity is provided. The present invention relates to a process for producing a metamaterial including an electromagnetic wave resonator resonating with an electromagnetic wave, the process including: vapor-depositing a material which can form the electromagnetic wave resonator to a support having a shape corresponding to a shape of the electromagnetic wave resonator to thereby arrange the electromagnetic wave resonator on the support.06-06-2013
20110215886MULTIROLE CIRCUIT ELEMENT CAPABLE OF OPERATING AS VARIABLE RESONATOR OR TRANSMISSION LINE AND VARIABLE FILTER INCORPORATING THE SAME - A variable resonator includes a first transmission line 09-08-2011

Patent applications in class RESONATORS (DISTRIBUTED PARAMETER TYPE)

Patent applications in all subclasses RESONATORS (DISTRIBUTED PARAMETER TYPE)