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Chang-Wook
Chang Wook Han, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20110053316 | Organic Thin Film Transistor With Tunneling Barrier Layer and Method for Manufacturing the Same - An organic thin film transistor includes a buffer layer on a substrate, a source and drain electrodes on the buffer layer, wherein each of the source and drain electrodes is in an island shape, a tunneling barrier layer on the source and drain electrodes, an organic semiconductor layer on the tunneling barrier layer, a gate insulation layer on the organic semiconductor layer, and a gate electrode overlapping both edges of the source and drain electrodes, and formed on the gate insulation layer. | 03-03-2011 |
Chang Wook Kim, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20120026063 | APPARATUS AND METHOD FOR MATCHING IMPEDANCE USING STANDING WAVE RATIO INFORMATION - An apparatus and method for matching impedance of an antenna by using Standing Wave Ratio (SWR) information is provided. While the impedance of the impedance matching unit is controlled, a region of a Smith chart in which initial total impedance of the impedance matching unit and the antenna is located by using an SWR calculated by an SWR operation unit, and the impedance of the impedance matching unit is controlled according to the determined region, thus correctly matching the impedance of the antenna. | 02-02-2012 |
Chang Wook Lee, Incheon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090042538 | METHOD FOR OBTAINING PACKET BILLING INFORMATION BASED ON SESSION INITIATION PROTOCOL - Disclosed is a method for controlling billing in a Session Initiation Protocol (SIP) call server The method includes the steps of: receiving an invite message from a calling SIP terminal; transmitting a ( | 02-12-2009 |
Chang Wook Lee, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20090270213 | POWER TRANSMITTING APPARATUS OF HYBRID VEHICLES - A power transmitting apparatus of hybrid vehicles that transmits torque from an engine and first and second motor/generators to an output shaft is provided. The apparatus may include: a first planetary gear set having a first operating member fixedly connected to the second motor/generator, a second operating member selectively connected to the first operating member, and a third operating member; and a second planetary gear set having a fourth operating member fixedly connected to the engine and selectively connected to the second operating member, a fifth operating member fixedly connected to the first motor/generator and selectively connected to the second operating member, and a sixth operating member fixedly connected to the third operating member and the output shaft. With the apparatus, fuel efficiency can be remarkably improved. | 10-29-2009 |
Chang Wook Park, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20090058065 | Chassis frame for fuel cell vehicle - A chassis frame for a fuel cell vehicle is disclosed. The chassis frame for the fuel cell vehicle, which is configured to form a lower vehicle body of the fuel cell vehicle and form a vehicle body of the fuel cell vehicle together with an upper body, the chassis frame comprising: two side members ( | 03-05-2009 |
| 20090058144 | Chassis frame for fuel cell vehicle - A chassis frame for a fuel cell vehicle is disclosed. The chassis frame is configured to form a lower portion of a vehicle body of a fuel cell vehicle and to form the vehicle body of the fuel cell vehicle together with an upper body. The chassis frame includes: two side members each of which is arranged in a longitudinal direction of the vehicle body and defines at a rear part thereof a rear kick-up portion; a plurality of cross members transversely arranged between the two side members; and a suspension arm bracket installed at or near the location of the rear kick-up portion of each side member and having a front end portion extending to cover a front end bending portion of the rear kick-up portion so as to reinforce the rear kick-up portion. | 03-05-2009 |
| 20090058145 | Chassis frame for fuel cell vehicle - A chassis frame for a fuel cell vehicle is disclosed. The chassis frame for the fuel cell vehicle is configured to form a lower portion of a vehicle body of a fuel cell vehicle and to form the vehicle body of the fuel cell vehicle together with an upper body. The chassis frame includes: two side members each of which is arranged in a longitudinal direction of the vehicle body and defines at a front part thereof a front kick-up portion; a plurality of cross members transversely arranged between the two side members, wherein the second cross member is located so as to transversely couple the front kick-up portions of the side members and the third cross member is located behind the second cross member in a longitudinal direction so as to transversely couple the side members; and a reinforcing longitudinal member arranged in a longitudinal direction so as to be coupled to the second cross member and the third cross member. | 03-05-2009 |
Chang Wook Park, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20110049928 | SLIDING GUIDE RAIL FOR CONVERTIBLE VEHICLE - A sliding guide rail for a convertible vehicle may include a front rail, a middle rail into which the front rail slides to enter, a rear rail into which the middle rail slides to enter, a wire screw for supplying the sliding power to the front rail, a rolling member for facilitating the sliding movement, and locking means for locking the front rail to the middle rail and the middle rail to the rear rail, thus providing a sliding mechanism by a single driving device. | 03-03-2011 |
| 20110049929 | SLIDING ROOF FOR CONVERTIBLE VEHICLE - A sliding roof for a convertible vehicle may include front, middle, and rear roofs, guide rails for sliding the front, middle, and rear roofs, and lift links for lifting the front and rear roofs such that the guide rail of the middle roof slides toward the guide rail of the rear roof and packaged adjacent to the rear of the vehicle. The sliding roof may include a latch which fixes a side pillar of the front roof to a windshield frame during operation of a sunroof and fixes the side pillar to the sunroof during packaging of the roof, thus ensuring the space of a rear seat of the vehicle. | 03-03-2011 |
| 20110115781 | Display driver integrated circuits, and systems and methods using display driver integrated circuits - Example embodiments include display driver systems having a host with an external image signal receiving unit configured to receive an external image signal and a graphic control unit configured to transmit input control signals. The systems further include a display driver integrated circuit configured to receive the input control signals, generate a screen display sync signal by using a main clock signal when the external image signal includes a moving image, and generate a screen display sync signal by using an internal clock signal when the external image signal includes a still image, the display driver integrated circuit including. Such circuits have a display driver integrated circuit control unit configured to generate a data control signal, a gradation voltage generating unit configured to generate a gradation voltage and transmit the gradation voltage, and a data driver configured to receive the gradation voltage from the gradation voltage generating unit and apply the gradation voltage to data display signal lines of an LCD panel. | 05-19-2011 |
Chang-Wook Han, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20100127615 | ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE AND METHOD AND APPARATUS OF MANUFACTURING THE SAME - A an organic electroluminescent display device includes an array substrate including a driving thin film transistor in a pixel region on a first substrate; an opposing substrate including an organic electroluminescent diode in the pixel region on a second substrate; an adhesive layer filling a space between the array substrate and the opposing substrate; and a connection spacer to electrically connect the organic electroluminescent diode with the driving thin film transistor. | 05-27-2010 |
| 20100267178 | ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - An organic electroluminescent display device includes a substrate, gate and data lines on the substrate and crossing each other to define a pixel region, a switching element at each crossing point of the gate and data lines, a driving element coupled to the switching element, a field control electrode coupled to the driving element and overlapping a channel of the driving element, and an organic electroluminescent diode coupled to the driving element. | 10-21-2010 |
| 20120097954 | ORGANIC LIGHT EMITTING DISPLAY DEVICE - The present invention further relates to an OLED device, including R, G, B, and W subpixels. Specifically, the OLED device comprises a substrate; a thin film transistor (TFT) active layer disposed on the substrate, comprising a gate electrode, a gate insulating layer, an active layer, an interlayer insulating layer, a source electrode, and a drain electrode; an overcoat layer disposed over the thin film transistor; and a passivation layer disposed between the thin film transistor and the overcoat layer, wherein the passivation layer is absent in a path of a light or wherein the passivation layer is disposed in the path of the light as a single layer comprising silicon nitride. | 04-26-2012 |
Chang-Wook Kang, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20100079709 | LIQUID CRYSTAL DISPLAY - The present invention relates to a liquid crystal display. The liquid crystal display includes a liquid crystal panel having a first and a second side, a first polarizer arranged on the first side of the liquid crystal panel, and a backlight unit arranged on the first side of the liquid crystal panel, the first polarizer being arranged between the liquid crystal panel and the backlight unit, a second polarizer arranged on the second side of the liquid crystal panel, and a first half-wave plate arranged on the second side of the liquid crystal panel, the second polarizer arranged between the liquid crystal panel and the first half-wave plate. A slow axis of the first half-wave plate meets a transmission axis of the second polarizer at a first angle θ | 04-01-2010 |
Chang-Wook Kim, Yongin-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20120118377 | DYE-SENSITIZED SOLAR CELL - A dye-sensitized solar cell includes a first electrode, a light absorption layer disposed on one side of the first electrode, a second electrode facing the first electrode, a light reflecting layer disposed on one side of the second electrode, and an electrolyte filled between the first electrode and the second electrode. Here, the light reflecting layer includes a plurality of thin films including a first oxide thin film and a second oxide thin film, the first oxide thin film has a different refractive index from the second oxide thin film, and the first and second oxide thin films are stacked alternately. | 05-17-2012 |
Chang-Wook Kim, Suwon-Si KR
| Patent application number | Description | Published |
|---|---|---|
| 20090033196 | Electron emission source, electron emission device and method of preparing the electron emission source - Electron emission sources, electron emission devices including the electron emission sources, and methods of making the electron emission sources are provided. The electron emission source includes a carbon-based material, and a degradation prevention material for preventing degradation of the carbon-based material. A binding energy between the degradation prevention material and external oxygen is greater than a binding energy between the carbon-based material and the external oxygen. The electron emission sources have excellent field emission efficiencies and long lifetimes. | 02-05-2009 |
Chang-Wook Kim, Gyeonggi-Do KR
| Patent application number | Description | Published |
|---|---|---|
| 20110097864 | Method of Fabricating High-Voltage Semiconductor Device - A method of fabricating a high-voltage semiconductor device includes the following steps: providing a semiconductor layer; forming a plurality of trenches in the semiconductor layer to define a plurality of pillars of a first conductivity type in the semiconductor layer between adjacent trenches, wherein the trenches extend from a top surface of the semiconductor layer toward a bottom surface of the semiconductor layer; forming a charge compensation layer of a second conductivity type over at least sidewalls of each trench to a predetermined thickness thereby forming a groove in each trench; and substantially filling each groove with a charge compensation plug of the first conductivity type. | 04-28-2011 |
Chang-Wook Moon, Seoul KR
| Patent application number | Description | Published |
|---|---|---|
| 20080272366 | Field effect transistor having germanium nanorod and method of manufacturing the same - A field effect transistor having at least one Ge nanorod and a method of manufacturing the field effect transistor are provided. The field effect transistor may include a gate oxide layer formed on a silicon substrate, at least one nanorod embedded in the gate oxide layer having both ends thereof exposed, a source electrode and a drain electrode connected to opposite sides of the at least one Ge nanorod, and a gate electrode formed on the gate oxide layer between the source electrode and the drain electrode. | 11-06-2008 |
| 20090146183 | Method of forming a germanium silicide layer, semiconductor device including the germanium silicide layer, and method of manufacturing the semiconductor device - Example embodiments relate to a method of forming a germanium (Ge) silicide layer, a semiconductor device including the Ge silicide layer, and a method of manufacturing the semiconductor device. A method of forming a Ge silicide layer according to example embodiments may include forming a metal layer including vanadium (V) on a silicon germanium (SiGe) layer. The metal layer may have a multiple-layer structure and may further include at least one of platinum (Pt) and nickel (Ni). The metal layer may be annealed to form the germanium silicide layer. The annealing may be performed using a laser spike annealing (LSA) method. | 06-11-2009 |
| 20110049587 | Method of forming a germanium silicide layer, semiconductor device including the germanium silicide layer, and method of manufacturing the semiconductor device - Example embodiments relate to a method of forming a germanium (Ge) silicide layer, a semiconductor device including the Ge silicide layer, and a method of manufacturing the semiconductor device. A method of forming a Ge silicide layer according to example embodiments may include forming a metal layer including vanadium (V) on a silicon germanium (SiGe) layer. The metal layer may have a multiple-layer structure and may further include at least one of platinum (Pt) and nickel (Ni). The metal layer may be annealed to form the germanium silicide layer. The annealing may be performed using a laser spike annealing (LSA) method. | 03-03-2011 |
| 20110117735 | Methods of fabricating non-volatile memory devices having carbon nanotube layer and passivation layer - Nonvolatile memory devices may be fabricated to include a switching device on a substrate and/or a storage node electrically connected to the switching device. A storage node may include a lower metal layer electrically connected to the switching device, a first insulating layer, a middle metal layer, a second insulating layer, an upper metal layer, a carbon nanotube layer, and/or a passivation layer stacked on the lower metal layer. | 05-19-2011 |