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Hwang, Busan
Geon Tae Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20120115259 | METHOD FOR FABRICATING FLEXIBLE ELECTRONIC DEVICE AND ELECTRONIC DEVICE FABRICATED THEREBY - Disclosed are a method for fabricating a flexible electronic device using laser lift-off and an electronic device fabricated thereby. More particularly, disclosed are a method for fabricating a flexible electronic device using laser lift-off allowing for fabrication of a flexible electronic device in an economical and stable way by separating a device such as a secondary battery fabricated on a sacrificial substrate using laser, and an electronic device fabricated thereby. | 05-10-2012 |
Hye-Jung Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20100152422 | Compostion for Preventing and Treating Acetaminophen Inducing Liver Injury Comprising the Protein Extract from Porphyra Yezoensis - The present invention relates to a composition for preventing and treating acetaminophen induced liver injury comprising the protein extracts from | 06-17-2010 |
Hyun Hee Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110101307 | SUBSTRATE FOR SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME - Provided are a semiconductor substrate including an uneven structure disposed on a surface of a substrate, a buffer layer disposed on the uneven structure, the buffer layer having an acicular structure, a compound semiconductor layer disposed on the buffer layer to planarize the uneven structure, and a plurality of voids defined between the substrate and the compound semiconductor layer, and a method for manufacturing the same. Thus, since the acicular structure disposed on the uneven structure of the substrate forms the voids on an interface between the substrate and the single crystal GaN layer to relax a stress due to a lattice mismatch and intercept propagation of a breakdown potential, a warpage characteristic of the grown single crystal GaN layer may be reduced, as well as, crystallinity may be improved. | 05-05-2011 |
Jun-Oh Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20090294739 | CONDUCTIVE PASTE INCLUDING A CARBON NANOTUBE AND PRINTED CIRCUIT BOARD USING THE SAME - The invention provides a conductive paste including a carbon nanotube and a printed circuit board using the same. The invention provides the conductive paste which exhibits an excellent electrical conductivity and allows the implementation of the X-Y interconnection and simultaneously the Z-interconnection without loosing the carbon nanotube's own original characteristics. | 12-03-2009 |
Keai Yoon Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110258991 | SELECTIVE CATALYST REDUCTION SYSTEM WITH BYPASS SYSTEM - Disclosed herein is an SCR system of a vessel for discharging exhaust gas from an exhaust gas source in the vessel to an outside after performing purification of the exhaust gas. The SCR system includes an SCR reactor connected at a leading end thereof to the exhaust gas source and including a catalyst activated by the exhaust gas introduced into the SCR reactor, a reducing agent supply line supplying NH | 10-27-2011 |
Sang Soon Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20080314112 | Coupling boss and method for fabricating the same - Disclosed therein are a coupling boss and a method for fabricating a coupling boss, that a collar part is formed through a collar drawing process using a metal plate material, and then, a body part of the coupling boss is firmly combined to a substrate plate through processes of deep drawing, tapping, cleansing, plating and iron coining in order, thereby maximizing competitive power in price, miniaturizing the coupling boss in size, and maximizing tensile strength, compression strength, and surface roughness. In this instance, a more stable material thickness can be kept by performing a collar drawing process or a curling process when a screw part of the coupling boss is formed. The processes of: forming a collar part ( | 12-25-2008 |
Seok Min Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20080210972 | Nitride-based semiconductor light emitting diode - Provided is a nitride-based semiconductor LED including a substrate; a first conductive-type nitride semiconductor layer formed on the substrate; an active layer formed on a predetermined region of the first conductive-type nitride semiconductor layer; a second conductive-type nitride semiconductor layer formed on the active layer; a transparent electrode formed on the second conductive-type nitride semiconductor layer; a second conductive-type electrode pad formed on the transparent electrode; a plurality of second conductive-type electrodes extending from the second conductive-type electrode pad in one direction so as to be formed in a line; a first conductive-type electrode pad formed on the first conductive-type nitride semiconductor layer, where the active layer is not formed, so as to be positioned on the same side as the second conductive-type electrode pad; and a plurality of first conductive-type electrodes extending from the first conductive-type electrode pad in one direction so as to be formed in a line. | 09-04-2008 |
| 20090166669 | NITRIDE SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - A nitride semiconductor light emitting device and a method of manufacturing the same, which can prevent crystal defects such as dislocation while ensuring uniform current spreading into an active layer. The nitride semiconductor light emitting device includes a first n-nitride semiconductor layer formed on a substrate, a first intermediate pattern layer formed on the first n-nitride semiconductor layer, the first intermediate pattern layer having a nanoscale dot structure made of Si compound, a second n-nitride semiconductor layer formed on the first n-nitride semiconductor layer, a second intermediate pattern layer formed on the second n-nitride semiconductor layer, the second intermediate pattern layer having a nanoscale dot structure made of Si compound, which is electrically insulating, a third n-nitride semiconductor layer formed on the second n-nitride semiconductor layer, an active layer formed on the third n-nitride semiconductor layer, and a p-nitride semiconductor layer formed on the active layer. | 07-02-2009 |
| 20090184334 | PHOTONIC CRYSTAL LIGHT EMITTING DEVICE AND MANUFACTURING METHOD OF THE SAME - There is provided a photonic crystal light emitting device including: a light emitting structure including first and second conductivity type semiconductor layers and an active layer interposed therebetween; a transparent electrode layer formed on the second conductivity type semiconductor layer, the transparent electrode layer having a plurality of holes arranged with a predetermined size and period so as to form a photonic band gap for light emitted from the active layer, whereby the transparent electrode layer includes a photonic crystal structure; and first and second electrode electrically connected to the first conductivity type semiconductor layer and the transparent electrode layer, respectively. The photonic crystal light emitting device has a transparent electrode layer formed of a photonic crystal structure defined by minute holes, thereby improved in light extraction efficiency. | 07-23-2009 |
| 20110291143 | LIGHT-EMITTING-DEVICE PACKAGE AND A METHOD FOR PRODUCING THE SAME - A light emitting device package includes: a substrate with a mounting surface; a light emitting device bonded to the mounting surface of the substrate; a light reflecting resin part containing a high reflective material, filled on the substrate around the light emitting device so as to extend in a space between the light emitting device and the substrate; and a packing resin part hermetically sealed to cover the light emitting device and the light reflection resin part. | 12-01-2011 |
| 20120080707 | SEMICONDUCTOR LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - There is provided a semiconductor light emitting device and method of making the same, having a first conductivity type semiconductor layer; an active layer formed on the first conductivity type semiconductor layer; a second conductivity type semiconductor layer formed on the active layer and including a plurality of holes; and a transparent electrode formed on the second conductivity type semiconductor layer. | 04-05-2012 |
| 20120098009 | SEMICONDUCTOR LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - A semiconductor light emitting device includes: a light emission structure in which a first conductive semiconductor layer, an active layer and a second conductive semiconductor layer are sequentially stacked; a first electrode formed on the first conductive semiconductor layer; an insulating layer formed on the second conductive semiconductor layer and made of a transparent material; a reflection unit formed on the insulating layer and reflecting light emitted from the active layer; a second electrode formed on the reflection unit; and a transparent electrode formed on the second conductive semiconductor layer, the transparent electrode being in contact with the insulating layer and the second electrode. | 04-26-2012 |
| 20120104444 | SEMICONDUCTOR LIGHT EMITTING DEVICE - A semiconductor light emitting device includes: first and second conductive type semiconductor layers; an active layer disposed between the first and second conductive type semiconductor layers; and first and second electrodes disposed on one surface of each of the first and second conductive type semiconductor layers, respectively, wherein at least one of the first and second electrodes includes a pad part and a finger part formed to extend from the pad part, and the end of the finger part has an annular shape. Because a phenomenon in which current is concentrated in a partial area of the finger part is minimized, tolerance to electrostatic discharge (ESD) can be strengthened and light extraction efficiency can be improved. | 05-03-2012 |
Soo Tae Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20090117055 | DISINFECTANT HAVING OZONE - Provided is a disinfectant which is not harmful to the human body and has sterilizing power in atmospheric conditions. Liquid paraffin or Vaseline containing ozone is applied on the human body, or medical equipment to be disinfected is dipped therein. Thus, the disinfection of medical equipment is easily and conveniently achieved. When used on the human body, the disinfectant aids in the treatment of wounds because the disinfectant has a disinfection effect and a moisturizing effect. | 05-07-2009 |
| 20100028477 | DENTURE FORMING MACHINE FOR DENTAL USE - A denture forming apparatus for dental use includes clamps for protruding from and retracting to opposing sides in order to clamp or unclamp opposing side portions of the flask, thereby fixing or unfixing the flask; a pressing unit placed above the clamps to charge the resin, contained in a resin-filling pipe, into the flask under a predetermined pressure; and a control unit for controlling the operation of the clamps and controlling the pressing unit to descend at a predetermined rate of descent according to a type of the resin contained in the resin-filling pipe. The denture forming apparatus can be used irrespective of the type of resin since the speed of the pressing unit can be regulated. Accordingly, it is possible to realize an improvement over the conventional art, which can use only a designated type of resin. | 02-04-2010 |
So Young Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110002251 | TIME SYNCHRONIZATION AND ROUTING METHOD IN WIRELESS SENSOR NETWORK, AND APPARATUS FOR ENABLING THE METHOD - A time synchronization method in a wireless sensor network, a low power routing method using a reservation scheme, and an apparatus for performing the method are provided. The time synchronization method in the wireless sensor network may include: receiving a first synchronization request command packet from a parent node that manages time synchronization for a predetermined synchronization region; receiving, from the parent node, a second synchronization request command packet that has a transmission timestamp value of the first synchronization request command packet; and performing time synchronization for a child node based on a reception time of the first synchronization request command packet, a reception time of the second synchronization request command packet, and the transmission timestamp value of the first synchronization request command packet. | 01-06-2011 |
| 20110149767 | METHOD AND SYSTEM FOR MANAGING NODE IDENTIFICATION - Provided is a method and system for managing an identification (ID) of a widely moved sensor node. The method includes recognizing, at a gateway, a node to check an ID of the node, allocating an ID of the gateway as the ID of the node when the ID of the node checked by the gateway is null, sending the ID of the node to a management server when the ID of the node checked by the gateway is not null and is different from the ID of the gateway, and when a new ID is received from the management server, allocating the new ID as the ID of the node. | 06-23-2011 |
| 20110149858 | MESH ROUTING METHOD AND MESH ROUTING APPARATUS IN BEACON ENABLED WIRELESS AD-HOC NETWORKS - There is provided a mesh routing method in beacon-enabled wireless AD-HOC networks that includes: broadcasting, by nodes constituting a wireless AD-HOC network, a beacon message loading neighbor node information on a beacon payload; managing, by a node receiving the broadcasted beacon message, its own neighbor node table by extracting the neighbor node information loaded on the beacon payload; and performing, by a source node attempting to transmit data or commands, mesh routing on the basis of its own neighbor node table. | 06-23-2011 |
Sung Chul Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110258991 | SELECTIVE CATALYST REDUCTION SYSTEM WITH BYPASS SYSTEM - Disclosed herein is an SCR system of a vessel for discharging exhaust gas from an exhaust gas source in the vessel to an outside after performing purification of the exhaust gas. The SCR system includes an SCR reactor connected at a leading end thereof to the exhaust gas source and including a catalyst activated by the exhaust gas introduced into the SCR reactor, a reducing agent supply line supplying NH | 10-27-2011 |
Sungjung Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20100015524 | LITHIUM SECONDARY BATTERY OF IMPROVED LOW-TEMPERATURE POWER PROPERTY - Provided is a lithium secondary battery which has excellent low-temperature power output characteristics by the inclusion of a given amount of a lithium metal oxide and/or a lithium metal sulfide in an anode mix for a lithium secondary battery containing a carbon-based anode active material and is thereby capable of being used as a power source for electric vehicles (EVs) and hybrid electric vehicles (HEVs) that must provide high-power output at low temperatures as well as at room temperature. | 01-21-2010 |
Sung Soo Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110115941 | APPARATUS AND METHOD FOR BALANCING COLOR OF FLASHED IMAGE USING DEPTH ESTIMATION - Disclosed herein is an apparatus and method for balancing the color of a flashed image using depth estimation. The apparatus includes a depth value measurement unit, a region identification unit, a color impression estimation unit, and a color balancing unit. The depth value measurement unit measures the depth values of the respective regions of an image to be captured using a camera preview image. The region identification unit identifies the regions of the preview image as a region influenced by camera flash or a region not influenced by camera flash using the depth values measured by the depth value measurement unit. The color impression estimation unit estimates the color impression of actual illumination in the region not influenced by camera flash. The color balancing unit corrects the color of the region influenced by camera flash. | 05-19-2011 |
Sung-Woo Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20120071549 | ANTI-INFLAMMATORY COMPOSITION CONTAINING MACROLACTIN A AND A DERIVATIVE THEREOF AS ACTIVE INGREDIENTS - The present invention relates to an anti-inflammatory use of macrolactin compounds such as macrolactin A, 7-O-malonyl macrolactin A and 7-O-succinyl macrolactin A, which are produced from a novel | 03-22-2012 |
Sunjung Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110244321 | LITHIUM SECONDARY BATTERY OF IMPROVED LOW-TEMPERATURE POWER PROPERTY - Provided is a lithium secondary battery which has excellent low-temperature power output characteristics by the inclusion of a given amount of a lithium metal oxide and/or a lithium metal sulfide in an anode mix for a lithium secondary battery containing a carbon-based anode active material and is thereby capable of being used as a power source for electric vehicles (EVs) and hybrid electric vehicles (HEVs) that must provide high-power output at low temperatures as well as at room temperature. | 10-06-2011 |
| 20120100426 | LITHIUM SECONDARY BATTERY OF IMPROVED LOW-TEMPERATURE POWER PROPERTY - Provided is a lithium secondary battery which has excellent low-temperature power output characteristics by the inclusion of a given amount of a lithium metal oxide and/or a lithium metal sulfide in an anode mix for a lithium secondary battery containing a carbon-based anode active material and is thereby capable of being used as a power source for electric vehicles (EVs) and hybrid electric vehicles (HEVs) that must provide high-power output at low temperatures as well as at room temperature. | 04-26-2012 |
Tae In Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20090145123 | HYDRAULIC CIRCUIT HAVING HOLDING VALVE OF EXTERNAL PILOT PRESSURE OPERATION TYPE - A hydraulic circuit having a holding valve of an external pilot pressure operation type is provided, which can make a double check valve, which is installed to prevent an actuator from being pushed due to leakage of hydraulic fluid of a main control valve, be opened by an external signal pressure being supplied to shift the main control valve. The hydraulic circuit includes a hydraulic pump connected to an engine and a pilot pump, a hydraulic cylinder connected to the hydraulic pump to expand and contract when hydraulic fluid is supplied thereto, a main control valve installed in a flow path between the hydraulic pump and the hydraulic cylinder and shifted to control a start, a stop, and a direction change of the hydraulic cylinder, a joystick outputting a pilot signal pressure from the pilot pump in accordance with an amount of user's manipulation thereof, a double check valve installed in a flow path between the main control valve and the hydraulic cylinder to be opened by the pilot signal pressure for shifting the main control valve, and preventing the hydraulic cylinder from being moved due to leakage of hydraulic fluid of the main control valve, and a select valve shifted to open the double check valve in response to the pilot signal pressure being supplied in accordance with the manipulation of the joystick. | 06-11-2009 |
Yeon Yi Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20080307818 | Refrigerator - A refrigerator is disclosed. The refrigerator includes a main body which has a cooling chamber and a freezing chamber, a storage chamber which is provided in the cooling chamber to store foodstuffs, an irradiation device which irradiates light within a visible light region correspondingly to color of the foodstuffs stored in the storage chamber, an optical deodorization module which includes an ultraviolet light irradiation device which is mounted to the storage chamber to irradiate ultraviolet light and a photocatalyst filter which receives the ultraviolet light from the ultraviolet light irradiation device and is coated with a photocatalyst agent, and a control unit which controls the irradiation device and the ultraviolet light irradiation device. | 12-18-2008 |
| 20100170278 | REFRIGERATOR - Disclosed herein is a refrigerator which can store foodstuffs like vegetables in a fresh state, restrain reduction of nutritive elements contained in foodstuffs, and prevent damage of irradiation device. The refrigerator includes a main body, a storage chamber which is provided in the main body to store foodstuffs, and an irradiation device which irradiates light within a visible light region into the storage chamber. The refrigerator farther includes a reflection member which is mounted to the storage chamber to reflect the light emitted from the irradiation device, and a transforming member which transforms the light emitted from the irradiation device into a side light type. | 07-08-2010 |
Yun-Seok Hwang, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20080277146 | Radiant heat printed circuit board and method of fabricating the same - Disclosed is a radiant heat printed circuit board, which has improved heat-radiating properties and reliability, and a method of fabricating the same. | 11-13-2008 |
| 20090230085 | COMPOSITION FOR SURFACE MODIFICATION OF A HEAT SINK AND METHOD FOR SURFACE TREATMENT OF THE HEAT SINK FOR PRINTED CIRCUIT BOARDS USING THE SAME - The present invention provides a composition for surface modification of a heat sink, the composition including: 0.01 to 10 parts by weight of an organic titanium compound; 0.01 to 5 parts by weight of an organic silane compound; 0.1 to 10 parts by weight of an organic acid; 0.01 to 5 parts by weight of a sequestering agent; and 0.1 to 10 parts by weight of a buffer with respect to 100 parts by weight of distilled water. The composition of the present invention provides excellent adhesion strength with prepreg, and improve heat releasing performance. | 09-17-2009 |