Patent application number | Description | Published |
20100022791 | ORGANOMETALLIC COMPLEXES AS HYDROGEN STORAGE MATERIALS AND A METHOD OF PREPARING THE SAME - The present invention relates to an organic-transition metal complex which can safely and reversibly store hydrogen in a high capacity, and a process for preparing the same. In order to achieve the objects, the hydrogen storage material according to the invention comprises a complex generated by combination of an organic substance containing a hydroxyl (—OH) group(s) with a transition metal containing compound, which can more effectively store hydrogen with more than one transition metal being bonded per molecule. Examples of the organic substances containing hydroxyl (—OH) group(s) include alkyl derivatives such as ethylene glycol, trimethylene glycol and glycerol, and hydroxyl-containing aryl derivatives such as fluoroglucinol. As the transition metal, titanium (Ti), vanadium (V) and scandium (Sc), which can make Kubas binding, may be mentioned. | 01-28-2010 |
20100036145 | MORE ADVANCED PREPARATION METHOD OF ORGANIC-TRANSITION METAL HYDRIDE COMPLEXES CONTAINING ARYL GROUP OR ALKYL GROUP AS HYDROGEN STORAGE MATERIALS - The present invention relates to a more advanced preparation method of organic-transition metal hydride as a hydrogen storage material, precisely a more advanced preparation method of organic-transition metal hydride containing aryl or alkyl group that facilitates safe and reverse storage of massive amount of hydrogen. | 02-11-2010 |
20110166394 | METHOD FOR CONTROLLING SIZE OF SPHERICAL CARRIER FOR OLEFIN POLYMERIZATION CATALYST - Provided is a method for controlling the size of a dialkoxy magnesium carrier used in preparation of an olefin polymerization catalyst. Specifically, provided is a method for controlling the size of a dialkoxy magnesium carrier for preparation of an olefin polymerization catalyst which includes preparation of a dialkoxy magnesium carrier by reacting metal magnesium with an alcohol in the presence of an reaction initiator such as magnesium halide or nitrogen halide, by adding the metal magnesium and the alcohol to the reaction in divided portion(s) of 1-3. | 07-07-2011 |
20110201834 | Scaffold Materials-Transition Metal Hydride Complexes, Intermediates Therefor and Method for Preparing the Same - The present invention relates to substances which can be applied to the technical fields of gas storages, polymerization catalysts and optical isomers, their intermediates, and processes for preparing the same, which is characterized in that 1) possible disintegration of structure of the scaffold material (SM) is impeded, and 2) they are prepared by a simple manufacturing system as compared to the substances conventionally suggested in the application field. Specifically, it relates to scaffold material-transition metal hydride complexes comprised of scaffold material (SM) and transition metal hydride (M | 08-18-2011 |
20130123527 | MORE ADVANCED PREPARATION METHOD OF ORGANIC-TRANSITION METAL HYDRIDE COMPLEXES CONTAINING ARYL GROUP OR ALKYL GROUP AS HYDROGEN STORAGE MATERIALS - The present invention relates to a more advanced preparation method of organic-transition metal hydride as a hydrogen storage material, precisely a more advanced preparation method of organic-transition metal hydride containing aryl or alkyl group that facilitates safe and reverse storage of massive amount of hydrogen. | 05-16-2013 |
20130150538 | PRODUCTION METHOD FOR A SPHERICAL CARRIER FOR AN OLEFIN POLYMERIZATION CATALYST, AND A SOLID CATALYST USING THE SAME AND PROPYLENE POLYMERS - The provided are a method for preparing a spherical support for a catalyst for olefin polymerization and a solid catalyst prepared using the support, and a propylene polymer obtained by using the solid catalyst. Specifically, a method for preparing a spherical support which can be used for preparation of a propylene polymerization catalyst, particularly a dialkoxy magnesium support, comprising reacting metal magnesium and an alcohol in the presence of a halogenated nitrogen compound as a reaction initiator and adjusting the initial reaction temperature to the range of 20-25° C. and the aging temperature to the range of 55-65° C.; a solid catalyst for olefin polymerization prepared by using the above-obtained support; and a propylene polymer having a high bulk density prepared by using the above-obtained catalyst are provided. | 06-13-2013 |
Patent application number | Description | Published |
20140048199 | ADHESIVE TAPE AND METHOD FOR PRODUCING SUBSTRATE USING THE SAME - There are provided an adhesive tape and a method for producing a substrate using the same. The adhesive tape including: a reinforcement layer supporting the adhesive tape; a buffer layer formed on one surface of the reinforcement layer and performing a buffering operation; and an adhesive layer formed on one surface of the buffer layer. | 02-20-2014 |
20140120291 | LAMINATED BASE MATERIAL, SUBSTRATE USING LAMINATED BASE MATERIAL, AND METHOD OF MANUFACTURING SUBSTRATE - There are provided a laminated base material, a substrate using the laminated base material, and a method of manufacturing the substrate. The laminated base material includes: an insulating base; an adhesive layer formed on an upper surface of the insulating base and having adhesive properties at room temperature; and a release film formed on an upper surface of the adhesive layer. | 05-01-2014 |
20140352883 | ADHESIVE COMPOSITION FOR OPTICAL DEVICE AND ADHERING METHOD USING THE SAME - This invention relates to an adhesive composition for an optical device, including pigment balls having a core-shell structure, a thermocurable monomer or oligomer, a photocurable monomer or oligomer, a photoinitiator and a thermal initiator, and to a method of adhering an optical device using the adhesive composition. The adhesive for an optical device according to this invention can improve light shielding and photocuring properties. | 12-04-2014 |
Patent application number | Description | Published |
20130089311 | SMALL-SIZED CAMERA MODULE FOR CORRECTING HAND-SHAKE - The purpose of the present invention provides a small-sized camera module for correcting hand-shake, in which a magnet for correcting the shaking is integrated with a magnet for adjusting the focus to implement a simple structure. According to the present invention, the small-sized camera module for correcting hand-shake comprises: a housing; a holder which is mounted on the housing to move in a horizontal direction; a lens unit which is mounted inside the holder to move vertically, and has a lens therein; a first coil member which is wound on the outer surface of the lens unit; a second coil member which is mounted on either the holder or housing, and has a hollow form; and a magnetic member which is mounted on the remaining holder or housing, wherein the magnetic member comprises; a magnet which is inserted and arranged on the second coil member, and has polarities separated in left and right direction; and a yoke which is disposed on a lateral portion of the magnet, and encloses the lateral portion of the magnet and the upper/lower portions of the second coil member. | 04-11-2013 |
20130141541 | COMPACT CAMERA ACTUATOR AND COMPACT STEREO-SCOPIC IMAGE PHOTOGRAPHING DEVICE - The purpose of the present invention is to provide a compact three-dimensional image photographing device capable of adjusting the first angle of view on an object being picked up on the image sensor by adjusting the space between two lenses by moving the two lenses horizontally, left and right. The compact three-dimensional image photographing device of the present invention comprises a case; a first holder and a second holder mounted spaced apart from each other on the left and right sides in the case so that the holders can move in the left and right directions, each of the holders having a compact camera actuator therein; a guide shaft, passing through the first and second holders and thus mounted on the case, for guiding the left and right movements of the first holder and the second holder; and left and right driving portions, mounted respectively on the first holder and the second holder, for moving the first holder and the second holder left and right. | 06-06-2013 |
20130222930 | DRIVING BODY AND DRIVING DEVICE FOR COMPACT CAMERA USING PIEZOELECTRIC ELEMENT - The present invention relates to a driving body and a driving device having a piezoelectric element mounted thereon, and more particularly, to a driving body and a driving device having a piezoelectric element mounted thereon for transferring a lens by actuating a lens holder in a vertical direction using the piezoelectric element. | 08-29-2013 |
20130229088 | HAPTIC MODULE USING PIEZOELECTRIC ELEMENT - Disclosed is a haptic module using a piezoelectric element. The haptic module comprises a base, a vibration member which is mounted on the upper portion of the base so as to be vertically movable, a piezoelectric element which couples to the vibration member, a power portion for applying power to the piezoelectric element, and a panel member which is mounted to the upper portion of the vibration member. According to the present invention, vertical movement of the vibration member effectively sends force to the panel member by means of the piezoelectric element to facilitate the vertical movement and enhance driving force, and thereby enhances the feeling of vibration or clicking of the panel member | 09-05-2013 |
20130285801 | PORTABLE TERMINAL HAVING HAPTIC MODULE - The present invention provides a portable terminal having a haptic module in which a piezoelectric element is mounted on a hinge part elastically supporting a touch pad, so that it is possible to more precisely operate a haptic feedback added to the touch pad and it is possible to locally control a haptic feedback exhibited on the touch pad. According to the present invention, the portable terminal having a haptic module comprises: a main body; a touch pad which is included in the main body to recognize a touch of a user; a vibration stage which is disposed between the main body and the touch pad and has a hinge part upwardly elastically supporting the touch pad; a piezoelectric element which is mounted on the hinge part, and when power is applied, wrap-deforms the hinge part to generate a vibration on the touch pad. | 10-31-2013 |
Patent application number | Description | Published |
20130093800 | LIGHT EMITTING DISPLAY DEVICE - Disclosed herein is a light emitting display device capable of minimizing a difference in current driving capability between driving switching elements so as to improve image quality of the display device. | 04-18-2013 |
20130147694 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE WITH DATA DRIVER OPERABLE WITH SIGNAL LINE CARRYING BOTH DATA SIGNAL AND SENSING SIGNAL - An organic light emitting display device having a data line that is used for sending data voltage signals to pixels from a data driver as well as send sensor signals for detecting threshold voltage levels of driving transistors in the pixels at different times. By using the same data line to transmit the data voltage signals and the sensor signals, the number of signal lines in the organic light emitting display can be reduced. The data driver also includes switches for selectively coupling the data line to a driver unit or an analog to digital converter (ADC) unit. | 06-13-2013 |
20130162620 | LIGHT EMITTING DISPLAY DEVICE - Disclosed is a light emitting display device capable of minimizing a current driving capability deviation among driving switching elements. The light emitting display device includes pixels each including a first TFT for supplying data voltage to a first node in response to a scan signal, a second TFT for forming a current path between first and second nodes in response to an emission control signal, a driving TFT for forming a current path between a first driving voltage supply line and a third node in accordance with a voltage level of the second node, a third TFT for supplying a reference voltage to a fourth node in response to a sensing signal, a fourth TFT for supplying an initialization voltage to the third node in response to an initialization signal, and a fifth TFT for supplying the reference voltage to the second node in response to the initialization signal. | 06-27-2013 |
20140042395 | Thin Film Transistor Substrate and Method for Manufacturing the Same and Organic Light Emitting Device Using the Same - Disclosed is a thin film transistor substrate which facilitates to improve output and transfer characteristics of thin film transistor, wherein the thin film transistor substrate comprises a thin film transistor comprising a lower gate electrode on a substrate, an active layer on the lower gate electrode, source and drain electrodes on the active layer, and an upper gate electrode on the source electrode, drain electrode and active layer, the upper gate electrode for covering a channel region defined by the source and drain electrodes; and a contact portion for electrically connecting the lower gate electrode with the upper gate electrode. | 02-13-2014 |
20150072483 | Thin Film Transistor Substrate and Method for Manufacturing the Same and Organic Light Emitting Device Using the Same - Disclosed is a thin film transistor substrate which facilitates to improve output and transfer characteristics of thin film transistor, wherein the thin film transistor substrate comprises a thin film transistor comprising a lower gate electrode on a substrate, an active layer on the lower gate electrode, source and drain electrodes on the active layer, and an upper gate electrode on the source electrode, drain electrode and active layer, the upper gate electrode for covering a channel region defined by the source and drain electrodes; and a contact portion for electrically connecting the lower gate electrode with the upper gate electrode. | 03-12-2015 |
20150188098 | Organic Light Emitting Diode Display Device and Method of Fabricating the Same - In an organic light emitting diode (OLED) display device and a method for fabricating the same, OLED pixels are patterned through a photolithography process, so a large area patterning can be performed and a fine pitch can be obtained, and an organic compound layer can be protected by forming a buffer layer of a metal oxide on an upper portion of the organic compound layer or patterning the organic compound layer by using a cathode as a mask, improving device efficiency. In addition, among red, green, and blue pixels, two pixels are patterned through a lift-off process and the other remaining one is deposited to be formed without patterning, the process can be simplified and efficiency can be increased. | 07-02-2015 |
Patent application number | Description | Published |
20150084946 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - Disclosed is an organic light emitting display device. The organic light emitting display includes a display panel including a plurality of pixels, which are respectively formed in a plurality of pixel areas defined by crossings of a plurality of gate lines and a plurality of data lines, a plurality of sensing lines, and a plurality of second gate voltage lines connected to the plurality of pixels, a panel driver to drive the display panel in a display mode or a sensing mode, to sense a threshold voltage of at least one transistor to generate a sensing data in the sensing mode, and generate a second gate voltage data in the display mode, and a voltage supply unit to generate a second gate electrode voltage corresponding to the second gate voltage data, and apply a second gate electrode voltage to a second gate electrode of the transistor. | 03-26-2015 |
20150091786 | Organic Light Emitting Display Device - Disclosed is an organic light emitting display device. The organic light emitting display device includes a white organic light emitting diode (OLED) formed in an emission area of each of a plurality of sub-pixels, a driving thin film transistor (TFT) configured to supply a driving current to the white OLED, a storage capacitor configured to include a first terminal coupled to the driving TFT and a second terminal coupled to an anode electrode of the white OLED, and a color filter formed in the emission area. At least one of a top metal of the storage capacitor and a top metal of the driving TFT is formed to not overlap the color filter. | 04-02-2015 |
20150187276 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME - An organic light emitting display device includes a display panel having a plurality of pixels, each pixel connected to a data line, a gate line group and a reference line, each pixel further including: an organic light emitting device; a driving transistor controlling a current flowing in the organic light emitting device and including first and second gate electrodes overlapped with each other, with a semiconductor layer provided therebetween; a first switching transistor selectively supplying a data voltage supplied to the data line to a first node connected to the first gate electrode; a second switching transistor selectively supplying a sensing voltage to the second gate electrode; a third switching transistor selectively connecting a second node connected to a source electrode of the driving transistor to the first node; a fourth switching transistor selectively connecting the reference line to the second node; a first capacitor connected between the second gate electrode and the second node, the first capacitor storing a threshold voltage of the driving transistor; and a second capacitor connected between the first and second nodes, the second capacitor storing a difference voltage of the first and second nodes. | 07-02-2015 |
20150187860 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - Disclosed is an organic light emitting display device. The organic light emitting display device includes a switching thin film transistor (TFT) that includes a lower gate, a source, and a drain formed on a substrate and on the same layer, a first gate insulating layer formed to cover the lower gate, the source, and the drain, an active layer formed on the first gate insulating layer, a conductive line formed to contact the source and the drain, a second gate insulating layer formed on the active layer, and an upper gate formed on the second gate insulating layer. The lower gate of the switching TFT is a light shield that blocks light from being irradiated onto the active layer. | 07-02-2015 |
Patent application number | Description | Published |
20110033780 | FUEL CELL HAVING CURRENT - COLLECTABLE MANIFOLD - A fuel cell includes a cell unit and a manifold capable of collecting electric current. The cell unit includes a tube support composed of a conductive material, a unit cell laminated on an outer surface of the tube support, and a current collection layer laminated on an outer surface of the unit cell. The manifold includes an inner tube supplying gas into and electrically connected with the tube support, and an outer tube provided outside the inner tube and electrically connected with the current collection layer. By the provision of a current-collectable manifold, a separate metal form or metal wire for current collection is not | 02-10-2011 |
20110053045 | SOLID OXIDE FUEL CELL AND METHOD OF MANUFACTURING THE SAME - Disclosed is a solid oxide fuel cell, including a polygonal tubular support an outer surface of which has a plurality of planes, a plurality of unit cells respectively formed on the plurality of planes of the tubular support, inner connectors for connecting the plurality of unit cells in series, and a pair of outer connectors for connecting the plurality of unit cells connected in series to a current collector, so that respective unit cells are connected in series on the planes of the tubular support, thus exhibiting excellent cell performance and high power density per unit volume, and maintaining high voltage upon collection of current to thereby reduce power loss due to electrical resistance. A method of manufacturing the solid oxide fuel cell is also provided. | 03-03-2011 |
20130137013 | SOLID OXIDE FUEL CELL - Disclosed herein is a solid oxide fuel cell, including: a unit cell; a current collector formed in a flat shape having a first surface and a second surface, the first surface including a groove formed in a thickness direction so as to receive the unit cell therein; and a circular support member formed between the first surface and the second surface of the current collector, wherein the support member is provided in plural, and the support members for respective regions have different diameters. | 05-30-2013 |
20130143140 | SOLID OXIDE FUEL CELL AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a solid oxide fuel cell. The solid oxide fuel cell includes cylindrical fuel cells and a current collector. The fuel cells are inserted into the current collector so that the fuel cells are connected in parallel to each other. The current collector includes an upper plate and a lower plate. The upper plate includes protruding parts each having a slot. An upper connection part connects the protruding parts in parallel to each other. The lower plate has a mesh structure and has semicircular support parts corresponding to the respective protruding parts. A lower connection part connects the semicircular support parts in parallel to each other. The solid oxide fuel cell unitizes connection between the fuel cells and current collection, thus simplifying a current collecting process, and minimizing a connection loss that may be induced in connection between the fuel cells. | 06-06-2013 |
20130164651 | SOLID OXIDE FUEL CELL AND CURRENT COLLECTING METHOD THEREOF - Disclosed herein is a solid oxide fuel cell including a cylindrical fuel cell and a current collector inserted with the cylindrical fuel cell and herein, the current collector is constituted by the semicircular mesh structure inserted with the cylindrical fuel cell and at least one metal connection plate connected with both ends of an opened part of the mesh structure and having an inner surface contacting a lower part of the mesh structure. According to the present invention, serial and parallel connections between cells of the fuel cell can be arbitrarily constructed with a metal connection plate and a current collector having a mesh structure as one unit module. | 06-27-2013 |
20130171539 | TUBULAR SOLID OXIDE FUEL CELL MODULE AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a tubular solid oxide fuel cell module including an anode layer, an electrolyte layer, a cathode layer divided into two parts or more, a conductive mesh structure and a conductive wire, and a method of manufacturing the same. The tubular solid oxide fuel cell is advantageous in that the cathode is divided into two parts or more, so that the moving distance of electric charges is decreased, with the result that resistance loss can be minimized, thereby increasing the efficiency of collecting electric charges. | 07-04-2013 |
Patent application number | Description | Published |
20120064428 | SOLID OXIDE FUEL CELL MODULE - Disclosed herein is a solid oxide fuel cell module. The solid oxide fuel cell module according to the present invention includes: a plurality of unit cells each formed by laminating an electrolyte and a cathode in this order on an outer circumferential surface of an anode support formed in a tubular shape; and one or more metal foam connection plates each formed in a plate shape having a predetermined thickness, the metal foam connection plate having grooves formed on one surface thereof in a thickness direction such that the unit cells are respectively received in the grooves. The present invention need not perform a complicated wiring process, unlike the prior art, by employing metal foam connection plates to collect current, thereby simplifying the manufacturing process and reducing the manufacturing costs. | 03-15-2012 |
20120064436 | INTERCONNECTING PLATE FOR SOLID OXIDE FUEL CELL AND MANUFACTURING METHOD THEREOF, AND SOLID OXIDE FUEL CELL USING THE INTERCONNECTING PLATE - Disclosed herein are an interconnecting plate for a solid oxide fuel cell, a manufacturing method thereof, and a solid oxide fuel cell using the interconnecting plate. The interconnecting plate for a solid oxide fuel cell includes a metal substrate; and a conductive ceramic protective layer surrounding the metal substrate, wherein the ceramic protective layer is formed by disposing and stacking the metal substrate between a pair of ceramic sheets. | 03-15-2012 |
20130078546 | SOLID OXIDE FUEL CELL AND SOLID OXIDE FUEL CELL MODULE - Disclosed herein are a solid oxide fuel cell and a solid oxide fuel cell module. The solid oxide fuel cell includes: a unit cell including an anode, an electrolyte formed to surround the outer circumference of the anode and having a first opening part exposing the anode in a longitudinal direction, a cathode formed to surround the outer circumference of the electrolyte and having a second opening part corresponding to the first opening part, and a connector formed to cover the first opening part; a first current collecting member formed to be contacted with the anode; an insulating member formed to cover the first current collecting member; a second current collecting member formed to be contacted with the cathode; and a fixing unit integrating and fixing the first current collecting member, the insulating member, and the second current collecting member with the unit cell. | 03-28-2013 |
20130171544 | FUEL CELL MODULE - Disclosed herein is a fuel cell module. The fuel cell module according to preferred embodiments of the present invention includes: a first support part including a first body part surrounding one side of an outer peripheral surface of a fuel cell and a first connection part formed on one side of the first body part in a longitudinal direction; a second support part including a second body part surrounding the other side of the outer peripheral surface of the fuel cell and the second connection part formed on one side of the second body part in a longitudinal direction; and a fixing part passing through the first connection part and the second connection part to connect and fix the first connection part and the second connection part to each other. | 07-04-2013 |
Patent application number | Description | Published |
20100115899 | Ceramic Filter Comprising Clay and Process for Preparing Thereof - The present invention relates to a ceramic filter comprising clay and a process for preparing the same. More specifically, the present invention relates to the ceramic filter, including wave- shaped ceramic paper and plate-shaped paper, having improved efficiency and performance that may optimize the process of coating and calcining inorganic binder by forming an outer wall thereon, using clay, and thus increase insulation effect and mechanical strength represented by the clay layer, and the process for preparing thereof. | 05-13-2010 |
20110305617 | CATALYST AND METHOD FOR REMOVING FORMALDEHYDE USING THE SAME - The present invention relates to a catalyst including a ceramic structure containing porous ceramic paper and a catalyst component supported on the ceramic structure, and to a method for removing formaldehyde using the catalyst. The present invention provides a catalyst in which a structure made of ceramic paper having excellent characteristics in terms of porosity, specific surface area, and the like is used as a support for the catalyst component to maximize an effective area for reacting the supported catalyst component with a substance to be treated, thereby improving catalyst performance. The present invention also provides a method of using the catalyst. | 12-15-2011 |
20120032359 | POROUS CERAMIC STRUCTURE, AND DEHUMIDIFICATION/HUMIDIFICATION APPARATUS COMPRISING SAME - The present invention relates to a porous ceramic structure, and a dehumidification/humidification apparatus comprising the same. More particularly, the present invention comprises: a porous ceramic humidifying medium having an inner circumferential surface and an outer circumferential surface; a dehumidifying medium which has an inner circumferential surface and an outer circumferential surface, and which is disposed in the porous ceramic humidifying medium; and a cutoff layer formed between the inner circumferential surface of the humidifying medium and the outer circumferential surface of the dehumidifying medium. The porous ceramic structure and the dehumidification/humidification apparatus comprising same according to the present invention can easily increase the humidifying and dehumidifying capacity, simplify a flow channel, and achieve a compact design. | 02-09-2012 |
Patent application number | Description | Published |
20090207776 | Adaptive Forward Error Corrector And Method Thereof, And TDD Radio Repeating Apparatus Using The Same - An adaptive feedback estimation and cancellation (AFEC) apparatus includes: a controller for generating and outputting control information by using a synchronization signal from an external synchronization acquisition unit and base station information, in order to remove a feedback signal that exists in a forward/reverse repeater signal to be repeated and then send the forward/reverse repeater signal; a first feedback prediction canceller for adaptively removing a feedback signal that exists in the forward repeater signal based on the control information from the controller and automatically adjusting the gain of the forward repeater signal; and a second feedback prediction canceller for adaptively removing a feedback signal that exists in the reverse repeater signal based on the control information from the controller and automatically controlling the gain of the reverse repeater signal. | 08-20-2009 |
20130106617 | SMART METERING SYSTEM USING WHITE SPACE BAND AND SMART METERING METHOD USING THE SAME | 05-02-2013 |
20130344874 | LOAD MANAGEMENT - The disclosure is related to adaptive load management in a femtocell network. A load state of a femtocell base station may be determined as one of a low load state, a middle load state, and a high load state. According to the determined load state, a reserved service capacity and an available service capacity of the femtocell base station may be adaptive controlled. Furthermore, at least one handover trigger condition associated with the femtocell base station may be controlled according to the determined load state of the femtocell base station. | 12-26-2013 |
20140048316 | EPOXY RESIN COMPOUND AND RADIANT HEAT CIRCUIT BOARD USING THE SAME - There is provided an epoxy resin compound including an epoxy resin including a crystalline epoxy, a curing agent, and an inorganic filler. Also, there is provided a radiant heat circuit board including a metal plate, an insulating layer formed on the metal plate; and a circuit pattern formed on the insulating layer, in which the insulting layer is formed by curing an epoxy resin compound including an epoxy resin including a crystalline epoxy, a curing agent, and an inorganic filler. | 02-20-2014 |
20140092814 | TRANSMISSION AND RECEPTION OF CHANNEL STATE INFORMATION - The present disclosure is related to reporting channel state information associated with a downlink channel in a wireless communication system. | 04-03-2014 |
Patent application number | Description | Published |
20090213021 | Isolation Antenna For Repeater - Provided is an isolation antenna for a repeater which can acquire high isolation by using loop and dipole antennas, which are positioned in opposite directions to each other based on a shielding means, in a unidirectional repeater generally used in broadcasting or wireless communications even though transmitting antenna/receiving antennas having a co-channel are set up closely to each other. The transmitting/receiving isolation antenna includes: a shielding means including an electric conductor; a first antenna of a dipole antenna type in one side of the shielding means; and a second antenna of a loop antenna type in an opposite side of the shielding means where the first antenna is positioned. | 08-27-2009 |
20090267849 | ULTRA ISOLATION ANTENNA - Provided is a transmitting/receiving isolation antenna that can perform wireless bi-directional communication in the co-channel, co-polarization and co-time by acquiring high isolation from transmitting and receiving antennas having co-time, co-channel and co-polarization and set up adjacently. The isolation antenna includes a first antenna; second and third antennas symmetrically positioned in the same distance from the first antenna; a shielding unit symmetrically positioned between the first and second antennas, and between the first and third antennas; and a signal removing unit for removing a signal transmitted from the first antenna to the second and third antennas. | 10-29-2009 |
20110032915 | LOCAL WIRELESS COMMUNICATION SYSTEM AND METHOD EMPLOYING FREQUENCY-VARIABLE SIGNAL DETECTION - A system for performing a local wireless communication using a predetermined frequency band divided into a plurality of channels. The system includes a hub for scanning each channel to identify available one of the plurality of channels and transmitting data over the available channel. The system further includes a sensor set to start to operate when the sensor detects a signal within the predetermined frequency band. The sensor spectrum-senses the signal of the frequency band for each channel, and analyzes a header of packet data for each channel, and receives and processes the packet data if the signal is identified to have a designated code. | 02-10-2011 |
20110034194 | LOCAL WIRELESS COMMUNICATION SYSTEM AND METHOD FOR ADAPTIVE CHANNEL SELECTION OF SENSOR SYSTEMS - An apparatus for performing a local wireless communication using a frequency band. At least a part of the frequency band is divided into a plurality of channels. The apparatus includes a plurality of sensors, each sensor scanning each channel to identify whether each channel is used or not, selecting an unused channel as a data transmission channel, and transmitting data through the unused data transmission channel. The apparatus further includes at least one hub receiving and processing the data transmitted from each sensor through each corresponding data transmission channel. | 02-10-2011 |