Dae Woong
Dae Woong Choi, Daejeon KR
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20130273466 | TONER HAVING EXCELLENT ENVIRONMENTAL RESISTANCE, FLUDITY, AND CHARGEABILITY - Provided is a toner particle having excellent environmental resistance, fluidity, and chargeability for developing an electrostatic image. The toner particle comprises a coupling resin, a release agent, and a coloring agent, and satisfies Formula (1) below: | 10-17-2013 |
20130273472 | METHOD FOR MANUFACTURING TONER - Provided is a method for manufacturing a toner. By using a wax dispersion liquid containing silica, the toner which does not have an unpleasant odor can be achieved without influencing other physical properties of the toner. | 10-17-2013 |
20140004457 | POLYMERIZATION TONER FOR ELECTROSTATIC DEVELOPING | 01-02-2014 |
Dae Woong Han, Anyang KR
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20160023560 | METHOD FOR CONTROLLING ON-BOARD CHARGER OF ECO-FRIENDLY VEHICLE - A method for controlling an on-board charger (OBC) of an eco-friendly vehicle can widen the range of an AC input power frequency at which the charging operation of the OBC is possible without increasing the capacity of a power factor correction (PFC) capacitor. According to the method, an increase in output voltage ripple of the PFC capacitor is suppressed by sensing an AC input voltage frequency and then performing variable control of decreasing output power of the OBC based on the sensed frequency, i.e., a variable control of decreasing the output power of the OBC as the AC input voltage frequency decreases, so that the range of the AC input power frequency at which the charging operation of the OBC is possible can be extended without increasing the capacity of a PFC power element. | 01-28-2016 |
20160025796 | METHOD OF DETECTING WIRING MISMATCH OF RESOLVER - According to the present disclosure, there are provided a method of determining which one of first and second input signals Rez+ and Rez− is shorted to ground based on a magnitude of a Lissajous signal, a method of determining which one of first and third output signals S | 01-28-2016 |
Dae Woong Jo, Gwangju KR
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20100099144 | COMBINED USE OF CELL PERMEABLE NANOG AND OCT4 FOR INCREASING SELF-RENEWAL AND SUPPRESSING DIFFERENTIATION OF STEM CELLS - The present invention discloses cell permeable Nanog and Oct4 recombinant proteins that comprise a kaposi fibroblast growth factor 4 (kFGF4)-derived macromolecule transduction domain (MTD). Also disclosed are polynucleotides encoding the cell permeable Nanog and Oct4 recombinant proteins, a method of increasing self-renewal and suppressing differentiation of stem cells by treating the cells in combination with the cell permeable Nanog and Oct4 recombinant proteins, and the combined use of the cell permeable Nanog and Oct4 recombinant proteins for increasing self-renewal and suppressing differentiation of stem cells. | 04-22-2010 |
20100197598 | NOVEL MACROMOLECULE TRANSDUCTION DOMAINS AND METHODS FOR IDENTIFICATION AND USES THEREOF - The present invention discloses novel macromolecule transduction domain (MTD) peptides which facilitate the traverse of a biologically active molecule across the cell membrane. Also disclosed are polynucleotides encoding the MTD peptides, methods of identifying the MTD peptides; methods of genetically engineering a biologically active molecule to have cell permeability by using the MTD peptides, methods of importing a biologically active molecule into a cell by using the MTD peptides, and uses thereof. | 08-05-2010 |
20140186379 | NOVEL MACROMOLECULE TRANSDUCTION DOMAINS AND METHODS FOR IDENTIFICATION AND USES THEREOF - The present invention discloses novel macromolecule transduction domain (MTD) peptides which facilitate the traverse of a biologically active molecule across the cell membrane. Also disclosed are polynucleotides encoding the MTD peptides, methods of identifying the MTD peptides; methods of genetically engineering a biologically active molecule to have cell permeability by using the MTD peptides, methods of importing a biologically active molecule into a cell by using the MTD peptides, and uses thereof. | 07-03-2014 |
Dae Woong Kim, Changwon-Si KR
Dae Woong Kim, Geoje-Si KR
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20110061578 | ROLL SUPPRESSION DEVICE FOR OFFSHORE STRUCTURE - The present disclosure relates to a roll-suppression device for an offshore structure. The device includes a damping plate separated downward from a hull to be placed below a bottom of the offshore structure by a connection unit, so that the width of the damping plate may be effectively enlarged without occurrence of collision during shuttle docking or ship-to-ship operation. Accordingly, the device may maximize roll-suppression, as compared with a bilge-keel or a step, and a detachable design of the device facilitates ship construction or shore operation inside a drydock. | 03-17-2011 |
Dae Woong Kim, Suwon-Si KR
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20100103274 | Image distortion compensation method and apparatus - A camera module includes an image distortion compensation apparatus configured to perform a method for compensating the image distortion caused by a sensor movement. A method of compensating an image distortion includes receiving an image including distortion caused by an movement of a sensor in a mode where two or more successive images are received. The method further includes calculating variation information using a relation between corresponding points of the received image (current image) and an adjacent image (previous image) which was previously received; and compensating the distortion included in the current image by making use of the variation information. The calculating variation information includes: calculating an actual homography value between the current image and the previous image; setting up the calculation based homography value including the variation information; and obtaining variation information having a minimum difference between the actual homography value and the calculation based homography value. | 04-29-2010 |
20110115807 | List searching method and portable device using the same - A method and a portable device controls output of a display unit to display information accurately and clearly regardless of a background image. Disclosed is an arrangement for calculating a difference between an arbitrary expression value of an arbitrary screen configuration element to be displayed on a given area of the background image and an actual expression value of the given area of the background image. Each expression value includes at least one of a color and lightness. The arrangement automatically selects the expression value of the screen configuration element based on the calculation result. The screen configuration element is displayed at the given area of the background image based on the selected arbitrary expression value. | 05-19-2011 |
20140132620 | LIST SEARCHING METHOD AND PORTABLE DEVICE USING THE SAME - A method and a portable device controls output of a display unit to display information accurately and clearly regardless of a background image. Disclosed is an arrangement for calculating a difference between an arbitrary expression value of an arbitrary screen configuration element to be displayed on a given area of the background image and an actual expression value of the given area of the background image. Each expression value includes at least one of a color and lightness. The arrangement automatically selects the expression value of the screen configuration element based on the calculation result. The screen configuration element is displayed at the given area of the background image based on the selected arbitrary expression value. | 05-15-2014 |
20160042717 | LIST SEARCHING METHOD AND PORTABLE DEVICE USING THE SAME - A method and a portable device controls output of a display unit to display information accurately and clearly regardless of a background image. Disclosed is an arrangement for calculating a difference between an arbitrary expression value of an arbitrary screen configuration element to be displayed on a given area of the background image and an actual expression value of the given area of the background image. Each expression value includes at least one of a color and lightness. The arrangement automatically selects the expression value of the screen configuration element based on the calculation result. The screen configuration element is displayed at the given area of the background image based on the selected arbitrary expression value. | 02-11-2016 |
Dae Woong Kim, Gyeonggi-Do KR
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20150381048 | METHOD AND ELECTRONIC DEVICE FOR CONTROLLING SWITCHING REGULATOR - An electronic device includes: a first switching regulator configured to output a predetermined voltage to a first unit of an electronic device through on/off switching corresponding to a control signal received from a switching control unit; a second switching regulator configured to output a predetermined voltage to a second unit of the electronic device through on/off switching corresponding to a control signal received from the switching control unit; and a switching control unit configured to determine an off timing of each switching regulator corresponding to an on/off duty ratio of the each switching regulator and control on/off of the each switching regulator in order to turn on the second switching regulator at an off timing of the first switching regulator. | 12-31-2015 |
Dae Woong Lee, Daejeon-Si KR
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20100116565 | SOLAR CELL SYSTEM FOR VEHICLES AND CONTROL METHOD THEREOF - A solar cell system for vehicles and a control method thereof, wherein even when a change of electric power generated from a solar cell is high, the variable voltage devices and the constant voltage devices selectively distribute the electric power according to the electric power without changing voltage. Accordingly, energy efficiency can be improved, the number of components can be reduced without using a voltage converter, and energy conversion loss can be decreased. Further, electric power generated from the solar cell is used for ventilation, air purification, cool and warmth, and convenience devices of a vehicle. Thus, a driver is provided with a controlled environment when riding on the vehicle. Accordingly, the present invention can meet a driver's requirements for the utilization of convenience devices and can provide a comfortable interior environment. | 05-13-2010 |
Dae Woong Lee, Daejeon KR
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20100314071 | Seat-Air Conditioning System for Automotive Vehicles - A seat air-conditioning system for automotive vehicles includes an air-conditioning unit for generating cold air or hot air, a driver seat including a seat portion provided with a plurality of air discharge holes through which to discharge the cold air or the hot air to the outside, a front passenger seat including a seat portion provided with a plurality of air discharge holes through which to discharge the cold air or the hot air to the outside, an outlet duct mounted to the air-conditioning unit for drawing the cold air or the hot air from the air-conditioning unit therethrough, a seat duct connected to the outlet duct for supplying the cold air or the hot air to the driver seat and the front passenger seat therethrough, and a seat blower attached to the outlet duct for blowing the cold air or the hot air at an increased flow rate. | 12-16-2010 |
20140231783 | MATERIAL FOR ORGANIC ELECTRONIC DEVICE, AND ORGANIC ELECTRONIC DEVICE USING SAME - The present invention provides a novel compound that is capable of largely improving a life time, efficiency, electrochemical stability, and thermal stability of an organic electronic device, and an organic electronic device that comprises an organic material layer comprising the compound. | 08-21-2014 |
20150333276 | MATERIAL FOR ORGANIC ELECTRONIC DEVICE, AND ORGANIC ELECTRONIC DEVICE USING THE SAME - The present invention provides a novel compound that is capable of largely improving a life time, efficiency, electrochemical stability, and thermal stability of an organic electronic device, and an organic electronic device that comprises an organic material layer comprising the compound. | 11-19-2015 |
20160062010 | POLARIZING PLATE AND IMAGE DISPLAY DEVICE INCLUDING THE SAME - The present disclosure relates to a polarizing plate including an adhesive layer, a primer layer and a polyethylene terephthalate film which are sequentially formed on at least one side of a polarizer, wherein the adhesive layer in the present disclosure is formed by an active energy ray-curable adhesive including a first epoxy compound of which a homopolymer has a glass transition temperature of 120° C. or higher, a second epoxy compound of which a homopolymer has a glass transition temperature of 60° C. or lower, and a cationic photopolymerization initiator, and wherein the primer layer is formed by a primer composition including one or more binder resins selected from the group consisting of polyester and polyvinyl alcohol-based resins, and one or more cross-linking agents selected from the group consisting of acrylic cross-linking agents, epoxy-based cross-linking agents and polyvinyl alcohol-based cross-linking agents. | 03-03-2016 |
Dae Woong Lee, Yongin KR
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20150145120 | SEMICONDUCTOR DEVICE HAVING A THROUGH ELECTRODE - A semiconductor device includes a through electrode, a pad, and a bump. The through electrode penetrates a device body of the semiconductor device. The pad is disposed over an end of the through electrode to have a first overlap region and a second overlap region that overlap with a central portion and an edge portion of the end of the through electrode, respectively. The bump is disposed over the pad to contact the second overlap region of the pad without contacting the first overlap region of the pad. | 05-28-2015 |
Dae Woong Lee, Gyeonggi-Do KR
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20110121454 | STACK SEMICONDUCTOR PACKAGE AND METHOD FOR MANUFACTURING THE SAME - A stack semiconductor package includes a first insulation member having engagement projections and a second insulation member formed having engagement grooves into which the engagement projections are to be engaged. First conductive members are disposed in the first insulation member and have portions which are exposed on the engagement projections. Second conductive members are disposed in the second insulation member in such a way as to face the first conductive members and have portions which are exposed in the engagement grooves. A first semiconductor chip is disposed within the first insulation member and is electrically connected to the first conductive members. A second semiconductor chip is disposed in the second insulation member and is electrically connected to the second conductive members. | 05-26-2011 |
20110254167 | STACK PACKAGE HAVING FLEXIBLE CONDUCTORS - A stack package includes a first package having a first semiconductor chip and a first encapsulation member which seals the first semiconductor chip. A second package is stacked on the first package, and includes a second semiconductor chip and a second encapsulation member which seals the second semiconductor chip. Flexible conductors are disposed within the first encapsulation member of the first package in such a way as to electrically connect the first package and the second package. | 10-20-2011 |
20130001779 | STACK PACKAGE HAVING FLEXIBLE CONDUCTORS - A stack package includes a first package having a first semiconductor chip and a first encapsulation member which seals the first semiconductor chip. A second package is stacked on the first package, and includes a second semiconductor chip and a second encapsulation member which seals the second semiconductor chip. Flexible conductors are disposed within the first encapsulation member of the first package in such a way as to electrically connect the first package and the second package. | 01-03-2013 |
Dae Woong Lee, Yongin-Si KR
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20120154020 | STACK PACKAGE AND METHOD FOR SELECTING CHIP IN STACK PACKAGE - A stack package having stacked chips includes first voltage dropping units respectively formed in the chips; second voltage dropping units respectively formed in the chips; first signal generation units connected in parallel to a first line formed by connecting the first voltage dropping units in series, respectively formed in the chips, and configured to apply high level signals according to a voltage of the first line; second signal generation units connected in parallel to a second line formed by connecting in series the second voltage dropping units, respectively formed in the chips, and configured to apply high level signals according to a voltage of the second line; and chip selection signal generation units respectively formed in the chips, and configured to combine signals outputted from the first signal generation units and the second signal generation units and generate chip selection signals. | 06-21-2012 |
20150270229 | SEMICONDUCTOR CHIP AND SEMICONDUCTOR PACKAGE HAVING THE SAME - A semiconductor chip includes a semiconductor substrate having a front surface, a circuit unit formed within the semiconductor substrate and extending from the front surface into the semiconductor substrate, and a rear surface opposite the front surface, and a girder beam disposed outside of the circuit unit and within the semiconductor substrate. | 09-24-2015 |
Dae Woong Park, Incheon KR
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20160138829 | SYSTEM FOR CONTROLLING EXHAUST HEAT RECOVERY TEMPERATURE USING MIXING VALVE AND METHOD THEREFOR - There is provided a system including: an automatic supplement valve configured to automatically supplementing direct water; an expansion tank configured to be connected to the automatic supplement valve to adjust expansion pressure depending on the temperature change of the direct water; an exhaust heat pump configured to be connected to the expansion tank to circulate heat in an exhaust heat line connecting the exhaust heat source and the hot water tank; and a mixing valve configured to be extendedly formed between a first hot water (1H) line for receiving the exhaust heat of the exhaust heat source and a second hot water (2H) line having passed through the exhaust heat exchanger of the hot water tank to mix the first hot water (1H) with the second hot water (2H). | 05-19-2016 |
Dae Woong Yun, Gyunggi-Do KR
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20130300255 | PIEZOELECTRIC VIBRATION MODULE - Disclosed herein is a piezoelectric vibration module including a vibration plate that is surrounded by an upper case and a lower case, and includes a first stopper capable of preventing direct collision between a piezoelectric element and an internal constituent member, for example, an upper plate while vibrating linearly therein. In particular, the piezoelectric vibration module may further include a second stopper in the lower case. | 11-14-2013 |
Dae-Woong Cho, Seoul KR
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20120033465 | THERMAL SHUTDOWN UNIT, SWITCH CONTROLLER INCLUDING THE SAME, AND CONTROL METHOD OF THERMAL SHUTDOWN PROTECTION OPERATION - The present invention relates to a thermal shutdown unit, a switch controller including the same, and a method controlling a thermal shutdown protection operation. | 02-09-2012 |
20120300506 | POWER SUPPLY DEVICE AND DRIVING METHOD THEREOF - The present invention relates to a power supply device generating an output power by using an AC line voltage generated through rectification of an AC input, and a driving method thereof. The power supply device controls the switching operation of the power switch by using a sensing voltage corresponding to the drain current flowing to the power switch and the feedback voltage corresponding to the output voltage. The power supply device controls the feedback current every switching cycle to generate a threshold voltage, and compares the sensing voltage and the threshold voltage to control the turn-off of the power switch. The feedback current includes the first current to generate the feedback voltage, and the threshold voltage follows a curved line waveform in which the increasing slope is decreased during the switching cycle. | 11-29-2012 |
Dae-Woong Choi, Gyeonggi-Do KR
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20160085379 | DEVICE AND METHOD FOR INFORMATION PROCESSING USING VIRTUAL KEYBOARD - An information processing device is provided. The device comprises a 3D sensor configured to acquire depth information of a user's hand image and depth information of a background image on an object plane; a storage device in which a character input application is stored; a processor configured to execute the character input application; and a display configured to display a virtual keyboard by executing the character input application. | 03-24-2016 |
Dae-Woong Chung, Bucheon-City KR
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20080212247 | Insulated gate bipolar transistor fault protection system - An Insulated Gate Bipolar Transistor (IGBT) fault protection system is provided. The fault protection system includes a GVPA, a gate voltage clamper, and a soft-off unit. The GVPA analyzes a gate voltage pattern of an IGBT to determine whether or not a fault has occurred. The gate voltage clamper prevents an increase in a gate voltage of the IGBT according to an output signal that the GVPA outputs when a fault has occurred. The soft-off unit softly turns off the IGBT according to an output signal that the GVPA outputs when a fault has occurred. | 09-04-2008 |
Dae-Woong Han, Suwon-Si KR
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20150243398 | X-RAY GRID STRUCTURE AND X-RAY APPARATUS INCLUDING THE SAME - An X-ray grid structure is configured to be detachably attached to an X-ray detector and includes an X-ray grid configured to selectively transmit X-rays; and holders fixed along an outer edge of the X-ray grid, wherein at least one of the holders includes an elastic material and is configured to be bendable in a direction crossing an attachment direction, which is a direction of attaching the X-ray detector to the X-ray grid. | 08-27-2015 |
Dae-Woong Kang, Seoul KR
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20100295113 | SEMICONDUCTOR DEVICES COMPRISING A PLURALITY OF GATE STRUCTURES - Semiconductor devices including a plurality of gate structures disposed on a semiconductor substrate are provided. Each of the gate structures includes a tunnel dielectric layer, a floating gate, an inter-gate dielectric layer, a control gate, and a mask layer. Liners cover opposing sidewalls of adjacent floating gates. Spacers are disposed on the liners, the spacers protruding from opposing sidewalls of adjacent ones of the gate structures, and a top of each of the spacers is disposed below a top of a corresponding one of the gate structures. The liners define sidewalls of respective air gaps and the spacers define tops of the respective air gaps. | 11-25-2010 |
20110163367 | Semiconductor Devices Comprising a Plurality of Gate Structures - Semiconductor devices are provided. The semiconductor devices may include a plurality of gate structures disposed on a semiconductor substrate, each of the gate structures including a floating gate, an inter-gate dielectric layer, and a control gate. The semiconductor devices may also include liners on opposing sidewalls of adjacent ones of the gate structures. The liners may define a gap. A first width of the gap may be less than a second width of the gap. | 07-07-2011 |
Dae-Woong Kang, Gangwon-Do KR
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20130215277 | METHOD AND APPARATUS FOR RELAYING ULTRASOUND DATA - An ultrasound data relaying method is performed by an ultrasound data relaying apparatus. According to the method, user information is received from a mobile terminal connected to the ultrasound data relaying apparatus. Ultrasound photographing information is received from an ultrasound diagnosis apparatus. The ultrasound photographing information is transmitted to the mobile terminal based on the received user information. | 08-22-2013 |
20150245821 | ULTRASOUND IMAGING APPARATUS AND METHOD OF CONTROLLING ULTRASOUND IMAGING APPARATUS - Provided are an ultrasound imaging apparatus including a probe and a method of controlling the ultrasound imaging apparatus. The method includes: comparing a signal value acquired through an input unit with first and second threshold values; and performing an operation that is determined based on a result of the comparison. | 09-03-2015 |
Dae-Woong Kang, Hongcheon-Gun KR
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20150253977 | MEDICAL IMAGING APPARATUS FOR PROVIDING GUIDE INFORMATION AND METHOD OF PROVIDING GUIDE INFORMATION - Provided are medical imaging method and apparatus for providing guide information, which allow a user to easily use the guide information provided by the medical imaging apparatus. A method of providing guide information in a medical imaging system includes: transmitting, by the external device, a request for a guide to the medical imaging apparatus; determining, by the medical imaging apparatus, guide information corresponding to the request for the guide; transmitting, by the medical imaging apparatus, the determined guide information to the external device; and displaying the guide information by the external device. | 09-10-2015 |
Dae-Woong Kim, Seoul KR
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20090089647 | DIGITAL DATA CODING AND RECORDING APPARATUS, AND METHOD OF USING THE SAME - A data coding apparatus and method for recording digital data on a storage device are provided, where the recording apparatus reduces the number of times that memory is accessed by storing only additional information and parity information when ECC encoded data are temporarily stored in an external memory, and performs data coding without any clock loss by scrambling only a specific field on-the-fly when the data stored in the external memory are read. | 04-02-2009 |
20090150749 | DIGITAL DATA CODING AND RECORDING APPARATUS, AND METHOD OF USING THE SAME - A method of preparing data for a storage device includes writing unencoded main data to a memory buffer; reading the unencoded main data from the memory buffer; encoding the read main data; scrambling the encoded main data to provide address and parity information; writing the address and parity information, but not the encoded main data, to the memory buffer; reading the address and parity information and the unencoded main data from the memory buffer; and scrambling the unencoded main data. | 06-11-2009 |
20090157986 | MEMORY CONTROLLER - A memory controller includes an digitally programmable delay unit having a selectable delay time receiving a read-enable signal and outputting a delayed read-enable signal. The delay time is selected in response to an externally applied delay-control signal. A sampling unit in the memory controller outputs data received from a separate memory, in synchronization with the delayed enable signal. The delay time may be a multiple of the period of a clock signal. | 06-18-2009 |
20120045215 | MOBILE TERMINAL, SERVER AND COMMUNICATION METHOD - Disclosed herein are a mobile terminal and server and a communication method. In an exemplary embodiment, a mobile terminal includes a light reception unit that receive visible light; a communication unit that performs communication using the visible light received by the light reception unit; and a control unit that controls a network to be formed by transmitting/receiving information to/from one or more other mobile terminals using the same light source through the communication unit. | 02-23-2012 |
20140164860 | ON-CHIP CONTROLLER AND A SYSTEM-ON-CHIP - An on-chip clock controller includes a clock-control chain configured to shift first clock-control bits in serial and output the first clock-control bits to a first clock domain in parallel in response to a clock-control scan clock provided from outside of a chip, and a first domain clock generator, the first domain clock generator configured, during a test mode, to generate a first internal clock by selectively outputting a first data scan clock provided from outside of the chip or a first functional clock generated from inside of the chip. | 06-12-2014 |
20150113236 | MEMORY CONTROLLER - A memory controller includes an digitally programmable delay unit having a selectable delay time receiving a read-enable signal and outputting a delayed read-enable signal. The delay time is selected in response to an externally applied delay-control signal. A sampling unit in the memory controller outputs data received from a separate memory, in synchronization with the delayed enable signal. The delay time may be a multiple of the period of a clock signal. | 04-23-2015 |
Dae-Woong Kwon, Seoul KR
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20120085998 | TRANSISTORS AND ELECTRONIC DEVICES INCLUDING THE SAME - Example embodiments disclose transistors and electronic devices including the transistors. A transistor may include a charge blocking layer between a gate insulating layer and a gate. An energy barrier between the gate insulating layer and the gate may be increased by the charge blocking layer. The transistor may be an oxide transistor including a channel layer formed of an oxide semiconductor. | 04-12-2012 |
20120113078 | Methods Of Driving Active Display Device - A method of driving an active display device. The method including recovering a threshold voltage of a switching transistor connected to a pixel. The recovering including applying a negative bias voltage to the switching transistor prior to charging each pixel during a charging period. The negative bias voltage is applied to a drain of the switching transistor. | 05-10-2012 |
20150228345 | NON-VOLATILE MEMORY DEVICES, MEMORY SYSTEMS, AND METHODS OF OPERATING THE SAME - In a method of programming a non-volatile memory device, a first voltage is applied to a selected memory cell for programming, and a second voltage is applied to a non-selected memory cell. Before the second voltage rises to a predetermined voltage level, which is less than a program voltage level, the first voltage is greater than the second voltage or the second voltage is maintained at greater than a ground voltage level. Related non-volatile memory devices and memory systems are also discussed. | 08-13-2015 |
Dae-Woong Woo, Pohang-Si KR
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20090128262 | APPARATUS AND SYSTEM FOR TRANSMITTING POWER WIRELESSLY - An apparatus for transmitting power wirelessly is provided. The apparatus comprises: a dielectric resonator which generates evanescent waves in a predetermined direction in order to transmit power; and a loop antenna which is coupled to a surface of the dielectric resonator and supplies power to the dielectric resonator. The dielectric resonator transmits power by means of evanescent waves generated in directions perpendicular to top and bottom surfaces of the dielectric resonator and by radiation in directions parallel to the top and bottom surfaces of the dielectric resonator. Accordingly, efficient power transmission over short and long distance ranges is possible. | 05-21-2009 |
20130265120 | MICROSTRIP PHASE INVERTER - A microstrip phase inverter includes: a ground substrate having a slot formed therein; a dielectric layer formed over the ground substrate; a first microstrip line connected to a signal line of a first port and stacked and extended on the top surface of the dielectric layer at one side thereof; a second microstrip line facing the first microstrip line so as to deviate from the first microstrip line, connected to a signal line of a second port, and stacked and extended on the top surface of the dielectric layer at the other side thereof; and first and second via pins connected between one ends of the extended first and second microstrip lines and the ground substrate and configured to transmit first and second currents. | 10-10-2013 |