| Patent application number | Description | Published |
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| 20090117867 | SCALABLE BANDWIDTH SYSTEM AND METHOD OF CONTROLLING TUNABLE FILTER - The present invention relates to a scalable bandwidth system and a method of controlling a tunable filter. In the present invention, the scalable bandwidth system inputs, as a control signal of a tunable filter, a voltage corresponding to a section in which the capacitance according to an applied voltage is not practically changed for characteristics of varactor diodes, and inputs each control bit of the control signal to each varactor diode of the tunable filter to adjust the capacitance of each of the varactor diodes, and consequently adjusts the capacitance of the tunable filter by adding the capacitance of the varactor diodes. | 05-07-2009 |
| 20100118744 | WIRELESS TRANSCEIVER SYSTEM FOR SUPPORTING DUAL MODE - The present invention relates to a wireless transceiver system for supporting a dual mode, and more particularly to a wireless transceiver system for supporting a dual mode that simultaneously supports the Frequency Division Duplex (FDD) method and the Time Division Duplex (TDD) method in a certain frequency band. The present system supports the FDD system conducting transmission and reception simultaneously by using different frequency bands for transmission and reception as well as the TDD system temporally alternating transmission and reception by using the common frequency band among an upper frequency band and a lower frequency band used in the FDD system as well as another frequency band adjacent thereto, thereby selectively supporting both of the two communication systems in a wireless transceiver system. Therefore, efficient use of various wireless communication standards and the limited frequency resource is provided, and on this basis, an efficient application of all wireless transceiver systems adopting the TDD system and the FDD system as well as the mobile communication base station and the terminal is provided. | 05-13-2010 |
| 20100227208 | ELECTROCHEMICAL CELL HAVING QUASI-BIPOLAR STRUCTURE - Provided is an electrochemical cell having a quasi-bipolar structure, particularly, a case of the electrochemical cell in which an electrode assembly is accommodated. A reliable electrolyte isolation barrier wall is disposed between the case and the electrode assembly, and an electric connection part constructed using the case is provided for the electrochemical cell for voltage equalization. | 09-09-2010 |
| 20100227209 | ELECTROCHEMICAL CELL HAVING QUASI-BIPOLAR STRUCTURE - An electrolyte injection hole is formed in a current collector extension part between negative and positive active material layers of a quasi-bipolar electrode, and another electrolyte injection hole corresponding to the electrolyte injection hole of the quasi-bipolar electrode is formed in a sidewall of a hollow core around which the electrode is wound, so as to easily inject a predetermined amount of electrolyte into each unit cell of an electrode assembly through an electrolyte injection port and the core. Therefore, simple, reliable, and easy-to-manufacture electrochemical cell can be provided. | 09-09-2010 |
| 20100273035 | STACKING TYPE ELECTROCHEMICAL CELL HAVING QUASI-BIPOLAR STRUCTURE - Provided is a stacking type quasi-bipolar electrochemical cell having a reliable, easy-to-manufacture, and simple structure. The electrochemical cell includes: an electrode including a current collector, and positive and negative active material layers disposed at both sides of the current collector and spaced apart from each other with a current collector extension part being located therebetween, wherein a polarity of the electrode is used as an opposite polarity in a neighboring cell; an electrode assembly formed by stacking a plurality of electrodes including the electrode; and an electric connection part connecting some of the electrodes of the electrode assembly which are included in the same series, the electric connection part connecting the some electrodes in parallel. | 10-28-2010 |
| 20110133999 | APPARATUS AND METHOD FOR MEASURING RADIATED POWER OF TERMINAL - An apparatus for measuring radiated power of a terminal includes: an enclosure including a pair of couplers configured to couple an electromagnetic field radiated from the terminal or a substitution antenna and a measurement jig configured to rotate the terminal or the substitution antenna, the terminal or the substitution antenna being supposed to be arranged between the pair of couplers, with reference to at least one of X, Y, and Z axes; a driver installed outside the enclosure to drive the measurement jig; a signal generator configured to generate a feed signal transferred to the substitution antenna when the substitution antenna is arranged on the measurement jig; a feed signal transmitter configured to transfer the feed signal generated by the signal generator to the substitution antenna; and a spectrum analyzer configured to measure power of a radiated signal radiated from the terminal or the substitution antenna. | 06-09-2011 |
| 20110134000 | APPARATUS AND METHOD FOR DETECTING RADIATED POWER - A radiated power detection apparatus including a reception antenna and a probe in a Fresnel zone determines a measurement parameter of a wireless communication device and coincides central points of an antenna that is included in the wireless communication device, the reception antenna, and the probe. Next, the radiated power detection apparatus measures the magnitude of an electric field corresponding to at least one measurement point while transferring the reception antenna and the probe according to a measurement parameter, calculates the magnitude of a maximum electric field in a far-field using the magnitude of an electric field, and thus detects radiated power of the wireless communication device based on the magnitude of a maximum electric field. | 06-09-2011 |
| 20110150317 | SYSTEM AND METHOD FOR AUTOMATICALLY MEASURING ANTENNA CHARACTERISTICS - An apparatus for automatically measuring characteristics of an antenna recognizes an object of the antenna based on an antenna image received from an external image capturing device, and extracts a parameter by using the recognized object of the antenna. The apparatus then authentically controls the position and direction of the image capturing device and an antenna characteristic measurement instrument by using the extracted parameter to thus automatically measure the characteristics of the antenna. | 06-23-2011 |
| 20110204722 | VOLTAGE EQUALIZATION CIRCUIT FOR ELECTRIC ENERGY STORAGE DEVICE - The present invention is aimed at providing a simple and inexpensive device for equalizing voltage between electric energy storage cells such as batteries or capacitors connected in serial in an electric energy storage device. The invention provides a voltage equalization device that enables voltage equalization between the electric energy storage cells by transferring the electric energy of a high voltage electric energy storage cells to a low voltage electric energy storage cell through at least one voltage equalization cell. The voltage equalization circuit according to the invention comprises: a serial string of plural electric energy storage cells connected in a serial; at least one string of voltage equalization cells which includes at least one voltage equalization cell; plural 1 | 08-25-2011 |
| 20110229753 | HIGH OUTPUT ELECTRICAL ENERGY STORAGE DEVICE - The present invention relates to an electric energy storage device such as a capacitor, a secondary battery, or the like, and more particularly, to an electric energy storage device capable of improving high output characteristics by using a voltage terminal. The electric energy storage device according to an exemplary embodiment of the present invention includes a positive electrode and a negative electrode storing electric energy and a positive current terminal and a negative current terminal connected to the positive electrode and the negative electrode to apply current; and a positive voltage terminal and a negative voltage terminal connected to the positive electrode and the negative electrode to detect voltage across the positive electrode and the negative electrode, wherein the charging or discharging operation is controlled by using the detected voltage across the positive electrode and the negative electrode as control voltage. | 09-22-2011 |
| 20120019075 | WIRELESS ENERGY TRANSFER APPARATUS AND METHOD FOR MANUFACTURING THE SAME - A wireless power transfer apparatus includes: a transmitting coil into which a current having a predetermined frequency is introduced; a receiving coil configured to supply a current induced by electromagnetic induction to a load; and a transmission-side resonant coil and a reception-side resonant coil positioned between the transmitting coil and the receiving coil, configured to provide the current flowing in the transmitting coil to the receiving coil through electromagnetic induction, and spaced a predetermined distance from each other. Each of the resonant coils has a spiral structure. | 01-26-2012 |
| 20120021261 | ELECTROCHEMICAL CELL WITH A GAS PERMEABLE MEMBRANE - The present invention provides a means for minimizing and improving the reliability and safety of the electrochemical cells such as batteries, capacitors, or the like. The present invention involves forming one or more holes in an electrochemical cell such that the holes are connected to the outside, and attaching a gas permeable membrane around the hole such that the bonded surface of the gas permeable membrane is surface-treated in order to improve bonding properties. Thus, gas generated by the electrochemical cell is discharged to the outside to prevent the internal pressure of the electrochemical cell from rising, thereby reducing the weight and volume of the electrochemical cell and improving the reliability and safety thereof. | 01-26-2012 |
| 20120089882 | PACKET COMBINING DEVICE AND METHOD FOR COMMUNICATION SYSTEM USING HYBRID AUTOMATIC REPEAT REQUEST - A packet combining device for a communication system using hybrid automatic repeat request (HARQ) includes: a HARQ buffer; a combiner configured to combine data which is previously received and stored in the HARQ buffer with newly-received data; and a channel decoder configured to attempt channel decoding by using the combined received data provided from the combiner and provide one or more of log likelihood ratios (LLRs) computed for a systematic bit and a parity bit of the combined received data to the combiner such that the one or more LLRs are combined with the data used for channel decoding. | 04-12-2012 |
| 20120098349 | WIRELESS POWER TRANSFER DEVICE - Provided is a wireless power transfer device. The wireless power transfer device includes: a base substrate including a base coil; transmission substrates spaced from the base substrate and including transmission coils; and a contact plug penetrating the base substrate and the transmission substrates to connect one ends of the transmission coils; wherein the transmission coils have the greater turn number than the base coil and transmitting/receiving a power signal through a magnetic resonance method. | 04-26-2012 |
| 20120133214 | DIRECT FEEDING APPARATUS FOR IMPEDANCE MATCHING OF WIRELESS POWER TRANSMISSION DEVICE, AND TRANSMITTER AND RECEIVER USING THE SAME - A direct feeding apparatus for impedance matching of a wireless power transmission device includes a helical type resonator, and a feeding unit configured to directly feed power to a region having a relatively small current value as compared to a center of a conductive line of the resonator. | 05-31-2012 |
| 20120142290 | APPARATUS AND METHOD FOR DETECTING EFFECTIVE RADIATED POWER - Provided is an apparatus and method for measuring effective radiated power. The apparatus includes a reference signal power measuring unit configured to measure power of a reference signal from a wireless signal transmitted from a wireless device, and an effective radiated power calculating unit configured to calculate effective radiated power according to an allocation ratio of a reference signal in an entire signal domain using the measured reference signal power from the reference signal power measuring unit. | 06-07-2012 |
| 20120157021 | APPARATUS AND METHOD FOR WIRELESSLY TRANSMITTING AND RECEIVING ENERGY AND DATA - Disclosed is an apparatus for wirelessly transmitting and receiving energy and data including: a signal generator generating a first frequency signal for power transmission; a first matching circuit matching input/output impedance upon receiving the first frequency signal generated by the signal generator; an oscillator outputting a second frequency signal, a carrier frequency, by using the first frequency signal, generated by the signal generator, as a reference frequency; a mixer modulating a data signal output from a communication module by using the second frequency signal; a second matching circuit matching input/output impedance upon receiving a modulated signal by using the second frequency signal; a resonator resonating an output signal from the first matching circuit to a reception side apparatus; and a radiator radiating an output signal from the second matching circuit to the reception side apparatus. | 06-21-2012 |
| 20120161540 | APPARATUS FOR TRANSMITTING/RECEIVING ENERGY IN ENERGY SYSTEM - Disclosed is an energy transmitting apparatus in an energy system, including: a transmit feeding cable configured to be applied with AC power; a transmit inductor in which AC current for an AP power supply flows; a transmit metal electrode configured to transmit the AC power to a receive metal electrode by the AC current flowing the transmit inductor; and a transmit grounding bar configured to control at least one of a position, a length, and a diameter thereof to control a resonance frequency generated by the transmit inductor. | 06-28-2012 |
| 20120161542 | METHOD AND SYSTEM FOR REDUCING RADIATION FIELD IN WIRELESS TRANSMISSION SYSTEM - A system for reducing a radiation field in a wireless power transmission system includes a signal generation unit, a power amplification unit, a signal detection unit, a standing wave ratio (SWR) calculation unit and a control unit. The signal generation unit receives power and generates a signal for wireless power transmission. The power amplification unit amplifies the wireless signal generated by the signal generation unit. The signal detection unit detects a radiation signal generated by the magnetic resonator with respect to output power of the power amplification unit. The SWR calculation unit calculates an SWR using the detected radiation signal. The control unit selects a frequency having a lowest SWR based on the SWR calculated by the SWR calculation unit, and controls the signal generation unit to generate the signal for the wireless power transmission using the selected frequency. | 06-28-2012 |
| 20120162031 | METHOD FOR PREDICTING PHASE PATTERN USING MAGNITUDE PATTERN IN NEAR-FIELD OR FRESNEL FIELD - Disclosed is a method for predicting a phase pattern using a magnitude pattern in near-field or Fresnel field formed by antenna radiation, including: determining a first parameter group including a first actual distance between a source antenna and a probe and the magnitude pattern at the first distance; assuming a second parameter group including a second distance that is an effective distance between the source antenna and the probe, a current magnitude distribution of the source antenna and a current phase distribution of the source antenna, based on the first parameter group; calculating the magnitude pattern at the first distance based on the second parameter group; and determining the phase pattern at the first distance when the magnitude pattern at the calculated first distance matches with the magnitude pattern at the first distance included in the first parameter group by the comparison therebetween. | 06-28-2012 |
| 20130088331 | APPARATUS AND METHOD FOR RECOGNIZING LOCATION OF OBJECT IN LOCATION RECOGNITION SYSTEM - Disclosed are an apparatus and a method for recognizing a location of an object using radio frequency Identification (RFID). The method for recognizing a location of an object includes: activating tags located around radio frequency identification (RFID) tags by transmitting power to the RFID tags in a magnetic resonance type; transmitting a call signal for identifying a mobile tag attached to an object; receiving a tag identifier of the mobile tag corresponding to the call signal; receiving location information from fixed tags around the mobile tag; and recognizing the location of the mobile tag using the location information. | 04-11-2013 |
| Patent application number | Description | Published |
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| 20110220908 | Organic light emitting display device - An organic light emitting display device includes a substrate, a plurality of sub-pixels on the substrate, each sub-pixel including a first region configured to emit light and a second region configured to transmit external light, a plurality of thin film transistors disposed in the first region of the each sub-pixel, a plurality of first electrodes disposed in the first region of each sub-pixel and electrically connected to the thin film transistors, a first insulating layer on at least a portion of the first region of each sub-pixel to cover a portion of the first electrode, an organic emission layer on the first electrode, a second insulating layer on at least a portion of the second region of each sub-pixel, the second insulating layer including a plurality of openings therein, and a second electrode covering the organic emission layer, the first insulating layer, and the second insulating layer. | 09-15-2011 |
| 20110272675 | Organic light emitting display device - A transparent organic light emitting display device having a uniform transmittance of external light and having uniformly formed transmissive windows in pixels. The device includes a substrate; pixels formed on the substrate, each of the pixels comprising: at least one light emitting region for emitting light; at least one transmissive region for transmitting external light; and at least one circuit region comprising a pixel circuit unit; an insulating layer covering the pixel circuit unit; pixel electrodes formed on the insulating layer in the light emitting region and the transmissive region of each pixel, and electrically connected to the pixel circuit unit; an organic layer formed on the pixel electrodes; and a facing electrode formed on the organic layer, integrally formed over all of the pixels, and having transmissive windows, wherein each of the transmissive windows corresponds to the transmissive region of each of the pixels. | 11-10-2011 |
| 20120080680 | Organic light emitting display device - An organic light emitting display device includes a substrate, a plurality of unit pixels on the substrate, each unit pixel including a first region that emits light and a second region that transmits external light, thin film transistors (TFTs) disposed in the first region of each unit pixel, first electrodes disposed in the first region of each unit pixel, each first electrode being electrically connected to one of the TFTs, a second electrode facing the first electrodes, and commonly disposed in the unit pixels, and an organic layer interposed between the first electrodes and the second electrode, and including an emissive layer. With respect to two adjacent pixels of the plurality of unit pixels, the first region and the second region in one unit pixel are symmetrical with the first region and the second region in another adjacent unit pixel, and the second regions are connected to each other. | 04-05-2012 |
| 20120104422 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light emitting display and a method of manufacturing the same. The organic light-emitting display is a transparent display where one can see through the display to view an image on the other side of the display. Each pixel of the display has a first region that includes an organic light emitting diode and a thin film transistor, and a larger second region that is transparent. The second region is made of either transparent layers or ultra thin layers so that light is not blocked. A second electrode of the display may include magnesium and may be produced by a selective deposition process, so that use of a fine metal mask may be avoided. | 05-03-2012 |
| 20120153321 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An OLED display is disclosed. The display includes a substrate main body where a plurality of pixel areas are formed. Each pixel area includes an opaque area and a transparent area, and the opaque area includes a display area that emits light. The display area and the transparent area are separated by a conductive line disposed therebetween. | 06-21-2012 |
| 20120162490 | Image Capturing Apparatus and Photographing Method Using the Same - In an image capturing apparatus and a photographing method using the same, the image capturing apparatus comprises: a transparent display panel; and a camera facing a bottom surface of the transparent display panel for synchronizing a shutter time with a period when the transparent display panel displays a black image, and for capturing an image positioned in front of the transparent display panel, thereby capturing a clear image without interference between images due to light-leakage property. | 06-28-2012 |
| 20120267611 | Organic light-emitting display device - Embodiments may disclose an organic light-emitting display device including a first substrate including a pixel area emitting light in a first direction, and a transmittance area that is adjacent to the pixel area and transmits external light; a second substrate facing the first substrate and encapsulating a pixel on the first substrate; an optical pattern array on the first substrate or the second substrate to correspond to the transmittance area, the optical pattern array being configured to transmit or block external light depending on the transmittance area according to a coded pattern; and a sensor array corresponding to the optical pattern array, the sensor array being arranged in a second direction that is opposite to the first direction in which the light is emitted, the second array receiving the external light passing through the optical pattern array. | 10-25-2012 |
| 20120299472 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS - An organic light emitting display apparatus includes a substrate and a sealing member that are separated from each other; a pixel electrode on the substrate; a pixel defining layer on the pixel electrode and exposing a portion of the pixel electrode; an intermediate layer including a light emitting layer on the exposed portion of the pixel electrode; a facing electrode on the pixel defining layer and the intermediate layer; and a reflection member on a surface of the sealing member facing the substrate and patterned to have an opening portion that exposes the pixel electrode, wherein the opening portion is formed such that a boundary portion of the opening portion is closer to a center of the intermediate layer than a boundary portion of the portion of the pixel electrode exposed by the pixel defining layer. | 11-29-2012 |
| 20120313099 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - The organic light emitting display device includes a substrate, a thin film transistor (TFT) formed on the substrate, a first insulating layer covering the TFT, a first electrode formed on the first insulating layer and electrically connected to the TFT, a second insulating layer formed on the first insulating layer to cover the first electrode and has an opening to expose a portion of the first electrode, an organic layer formed on a portion of the second insulating layer and the first electrode, a second electrode formed on the second insulating layer and the organic layer includes a first region and a second region, a capping layer formed on a first region of the second electrode and having first edges, and a third electrode formed on a second region of the second electrode and having second edges whose side surfaces contact side surfaces of the first edges. | 12-13-2012 |
