Hwang, Busan
Chang Wan Hwang, Busan KR
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20140030447 | Deposition of Graphene or Conjugated Carbons Using Radical Reactor - Depositing a layer of graphene or conjugate carbons on a surface of a substrate using carbon radicals generated by exposing a carbon material to radicals of a gas. The radicals of the gas are generated by injecting the gas into a plasma chamber and then applying voltage difference to electrodes within or surrounding the plasma chamber. The radicals of the gas come into contact with the carbon material (e.g., graphite) and excite carbon radicals. The excited carbon radicals are injected onto the surface of the substrate, passes through a constriction zone of the reactor assembly and are then exhausted through a discharge portion of the reactor assembly. When the excited carbon radicals come into contact with the substrate, the carbon radicals form a layer of graphene or conjugated carbons on the substrate. | 01-30-2014 |
20150104574 | FAST ATOMIC LAYER DEPOSITION PROCESS USING SEED PRECURSOR - Embodiments relate to an atomic layer deposition (ALD) process that uses a seed precursor for increased deposition rate. A first reactant precursor (e.g., H | 04-16-2015 |
Chanwon Hwang, Busan KR
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20150283887 | RAIN SHIELD DEVICE FOR VEHICLE - An automotive rain shield system including: an air compressor that injects and sucks air to operate a rain shield; a shield module including a lift tube that operates an X-shaped frame so that the rain shield like a tent expands, by expanding when the air compressor injects air into the lift tube, and a rain shield tube that expands when the air compressor injects air into the rain shield tube so that the rain shield like a tent expands; an external switch that inputs a signal for making the air compressor inject air, outside a vehicle; and a door sensor that senses a door of the vehicle closing so that the air compressor returns the rain shield by sucking the air. | 10-08-2015 |
Chi Young Hwang, Busan KR
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20140085692 | METHOD AND SYSTEM FOR PROCESSING HOLOGRAM DATA USING HOLOGRAM FRINGE DATA FORMAT ADAPTIVE TO DATA ENCODING SCHEME - A hologram data processing method using a hologram fringe data format adaptive to a data encoding scheme includes configuring model data of a three-dimensional (3D) object corresponding to source data to be used for generating a hologram, computing hologram fringe data by applying a diffraction transform to a light wave transferred to a hologram plane based on the model data of the 3D object, setting, in the computed hologram fringe data, the hologram fringe data format adaptive to a data encoding scheme for reconstructing the hologram, reconstructing an optical hologram by applying the data encoding scheme to the hologram fringe data, and adjusting the optical hologram by comparing a reconstructed image of the optical hologram to a reconstructed image of a numerical hologram. | 03-27-2014 |
Dong Hwan Hwang, Busan KR
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20150197993 | DERRICK LIFT SYSTEM OF OFFSHORE STRUCTURE - Disclosed herein is a derrick lift system of an offshore structure. The derrick system can improve drilling workability by enabling safe and easy height adjustment of a derrick using an adjustment unit, and can improve structural stability by lowering the center of gravity of the derrick through the height adjustment of the derrick, as occasion demands. | 07-16-2015 |
20150315851 | CENTERING CONTROL TYPE DRILL SYSTEM FOR OFFSHORE STRUCTURE - Disclosed herein is a centering control type drill system for offshore structures. The centering control type drill system is installed to be elevated in a derrick for offshore drilling and rotates a drill string. The centering control type drill system includes a motor providing rotational force for offshore drilling, a gear box unit placed below the motor and increasing the rotational force of the motor, a main rotary shaft placed below the gear box unit and rotating the drill string; an intermediate bracket provided to the gear box unit, a dolly bracket disposed to be elevated in the derrick, a first dolly arm retractably coupled between the dolly bracket and the intermediate bracket by a hinge, a second dolly arm retractably coupled between the dolly bracket and the intermediate bracket by a hinge, and a cylinder rotating the second dolly arm about the hinge. | 11-05-2015 |
Dong Hyun Hwang, Busan KR
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20120279344 | PLANAR 3-DOF STAGE - The present invention relates to a planar 3-DOF (degree of freedom) stage, which includes: a transitional manipulator section having parallel 2-DOF; a rotation manipulator section having rotation 1-DOF so as to carry out motion independently from the transitional manipulator section; and a stage base mounted with the transitional manipulator section and the rotation manipulator section and having a fixing section inside and a driving section outside. According to the planar 3-DOF stage, transitional motion and rotational motion are independently carried out so that it is possible to reduce motion errors and simplify control and design. | 11-08-2012 |
Dong-Woo Hwang, Busan KR
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20140213950 | BELT FOR RELIEVING BACK PAIN - Disclosed herein is a belt for relieving back pain. The belt includes a belt part which is wrapped around a waist of a user, snap buttons which are provided on an inner circumferential surface of the belt part at positions spaced apart, and a support rod coupled to at least one selected from among the snap buttons in such a way that the support rod is oriented perpendicular to the belt part. The support rod includes a cylindrical body that has on an outer circumferential surface thereof snap buttons, and a filler charged into the cylindrical body. The snap buttons of the support rod include snap buttons which are arranged in a longitudinal direction on the cylindrical body so that the support rod can also be horizontally fastened to the belt part. | 07-31-2014 |
Doo Geon Hwang, Busan KR
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20140317549 | Method for Controlling Touchscreen by Using Virtual Trackball - Disclosed herein is a method for controlling a touchscreen by using a virtual trackball. The method for controlling the touchscreen includes the steps of displaying a virtual keyboard on the input window, displaying a virtual trackball by selecting an Execute button on the virtual keyboard, enlarging a cursor displayed on the output window and a predetermined region surrounding the cursor, and inputting movement information of the cursor being enlarged and displayed by using the virtual trackball. | 10-23-2014 |
Geon Tae Hwang, Busan KR
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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 |
20130001502 | PHASE-CHANGE MEMORY DEVICE, FLEXIBLE PHASE-CHANGE MEMORY DEVICE USING INSULATING NANO-DOT AND MANUFACTURING METHOD FOR THE SAME - Provided are a phase-change memory device using insulating nanoparticles, a flexible phase-change memory device and a method for manufacturing the same. The phase-change memory device includes an electrode, and a phase-change layer in which a phase change occurs depending on heat generated from the electrode, wherein insulating nanoparticles formed from a self-assembled block copolymer are provided between the electrode and the phase-change layer undergoing crystallization and amorphization. | 01-03-2013 |
20130082361 | MANUFACTURING METHOD FOR FLEXIBLE DEVICE AND FLEXIBLE DEVICE MANUFACTURED BY THE SAME - Provided are a method of manufacturing a flexible device and a flexible device manufactured thereby. | 04-04-2013 |
Hye-Jung Hwang, Busan KR
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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
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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 |
20130178049 | METHOD OF MANUFACTURING SUBSTRATE - The present invention is directed to a method of manufacturing a substrate, which includes loading a base substrate into a reaction furnace; forming a buffer layer on the base substrate; forming a separation layer on the buffer layer; forming a semiconductor layer on the separation layer at least two; and separating the semiconductor layer from the base substrate via the separation layer through natural cooling by unloading the base substrate from the reaction furnace. | 07-11-2013 |
Inhye Hwang, Busan KR
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20160121367 | CLEAR COATING METHOD, COATING METHOD, AND COATING FILM STRUCTURE - A clear coating method comprising: applying a clear paint on a topcoat base coating film ( | 05-05-2016 |
Jae Bong Hwang, Busan KR
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20140230717 | IN-MOLD TRANSFER FILM WHICH CHANGES ITS COLOR ACCORDING TO A TEMPERATURE AND WHICH HAS A SCENT-EMITTING FUNCTION AND METHOD FOR MANUFACTURING SAME - An in-mold transfer film includes a release layer, a scent-emitting hard layer, a color-changing print layer and an adhesive layer formed sequentially in one direction on one side of a base layer, wherein the scent-emitting hard layer includes aromatic microcapsules, and the color-changing print layer changes its color according to the temperature. An method for manufacturing an in-mold transfer film includes the following steps: forming a release layer on one side of a base layer; forming a scent-emitting hard layer on an upper surface of the release layer; forming a print primer layer on an upper surface of the scent-emitting hard layer; forming a color-changing print layer formed on an upper surface of the print primer layer; forming an adhesive primer layer on an upper surface of the color-changing print layer; and forming an adhesive layer on an upper surface of the adhesive primer layer. | 08-21-2014 |
20140322496 | TRANSFER FILM FOR IN-MOLD INJECTION SHOWING THREE-DIMENSIONAL PATTERN, AND PREPARATION METHOD THEREOF - The present invention provides a transfer film for in-mold injection, comprising a substrate, a UV curing layer, a hard coating layer, a printed layer, and an adhesive layer, wherein the UV curing layer comprises a three-dimensional pattern and a releasing agent composition. In addition, the present invention provides a preparation method of a transfer film for in-mold injection comprising the steps of: forming a substrate; forming a UV curing layer comprising a releasing agent composition on the substrate; forming a three-dimensional pattern on the UV curing layer, and curing the same using a UV lamp; forming a hard coating layer on the releasing layer; forming a printed layer on the hard coating layer; and forming an adhesive layer on the printed layer. | 10-30-2014 |
20150314327 | FILMS EXPRESSING METALLIC APPEARANCE USING ULTRAVIOLET CURABLE RESIN AND METHOD OF MANUFACTURING THEREOF - The present invention relates to a film in which a protective layer ( | 11-05-2015 |
Jin-Ik Hwang, Busan KR
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20130123125 | Identification Method of Species of Diatoms in Coast of Korea, and Polynucleotide Probe, DNA Chip and Kit for Identification of Species of Diatoms According to Same - Disclosed is a method for identifying the species of diatoms found in the coastal area of Korea, a polynucleotide probe, a DNA chip and a kit used for identifying the diatom species. The method includes obtaining a PCR product by performing a PCR reaction using the DNA extracted from diatoms, binding the PCR product respectively to a probe which is the same as or complementary to one or more of the nucleotide sequences selected from SEQ. ID. NOs: 3˜51, and identifying the species of a given diatom based on the result of the above binding. More importantly, the present invention enables to identify a given diatom species by analyzing the genotypes of various diatom species found in the coastal area of Korea based on their SNPs in a convenient, fast and accurate way. | 05-16-2013 |
Jinyoung Hwang, Busan KR
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20160040775 | Electric Oil Pump for Automatic Transmission - An electric oil pump for an automatic transmission may include a case in which a first space and a second space partitioned from each other are formed at one side and another side respectively, and a cooling water chamber in which cooling water is circulated and an oil chamber in which automatic transmission fluid (ATF) is circulated are formed on outer circumferences of the first and second spaces, respectively, a motor part including a stator fixed to the case and a rotor installed on a drive shaft, in the first space, a control part configured by a circuit board in the second space to control driving of the motor part, and a pump part configured at a front side of the case to receive power of the drive shaft and pump the automatic transmission fluid (ATF). | 02-11-2016 |
Jin Young Hwang, Busan KR
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20130119981 | WIRELESS RADIO FREQUENCY COIL FOR MAGNETIC RESONANCE IMAGING, METHOD OF CONTROLLING THE COIL, AND MAGNETIC RESONANCE IMAGING APPARATUS USING THE COIL - A wireless radio frequency coil for magnetic resonance imaging (MRI) is provided. The wireless radio frequency coil including a wireless radio frequency coil unit configured to transmit, receive or transmit and receive a radio frequency signal; a power supply configured to provide a power voltage for operation of the wireless radio frequency coil unit; a switch connected to the power supply and the wireless radio frequency coil unit; a sensor configured to detect signals discharged from a space in which the wireless radio frequency coil unit is located; and a controller configured to provide or shut off the power voltage to the wireless radio frequency coil unit by controlling the switch according to a result obtained from the sensor. | 05-16-2013 |
20140060676 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - A hydraulic pressure supply system may include a low-pressure hydraulic pump receiving the oil stored in the oil pan and generating the low hydraulic pressure, a low-pressure regulator valve controlling the low hydraulic pressure of the first low-pressure line, a reducing valve fluid-connected to the low-pressure regulator valve and supplying a hydraulic pressure to the low pressure portion, a high-pressure hydraulic pump increasing the low hydraulic pressure supplied from the low-pressure hydraulic pump, a switch valve disposed between the first low-pressure line and the high-pressure line, and selectively connecting the first low-pressure line and the high-pressure line, a high-pressure regulator valve controlling the increased hydraulic pressure supplied from the high-pressure hydraulic pump and the low hydraulic pressure selectively supplied from the low-pressure hydraulic pump through the switch valve, and supplying the stable high hydraulic pressure to the high pressure portion. | 03-06-2014 |
20140060677 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - A hydraulic pressure supply system of an automatic transmission for a vehicle may generate low hydraulic pressure and high hydraulic pressure using oil stored in an oil pan and may supply the low hydraulic pressure and the high hydraulic pressure respectively to a low pressure portion and a high pressure portion. | 03-06-2014 |
20140060679 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - A hydraulic pressure supply may include a low pressure portion, a high pressure portion, a low-pressure hydraulic pump receiving the oil stored in the oil pan and discharging the low hydraulic pressure to a first low-pressure line fluid-connected to the low-pressure hydraulic pump, a switch valve fluid-connected to the first low-pressure line, and selectively supplying the low hydraulic pressure to the low pressure portion or the high pressure portion, a low-pressure regulator valve connected to the switch valve, a high-pressure hydraulic pump fluid-connected to the low-pressure hydraulic pump through the first low-pressure line, a high-pressure regulator valve fluid-connected to the high pressure line and controlling the high hydraulic pressure supplied from the high-pressure hydraulic pump and the low hydraulic pressure supplied from the low-pressure hydraulic pump to be stable high hydraulic pressure, a second input line connecting the oil pan to the first low-pressure line. | 03-06-2014 |
20140060680 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - A hydraulic pressure supply system of an automatic transmission may generate low hydraulic pressure and high hydraulic pressure using oil stored in an oil pan and may supply the low hydraulic pressure and the high hydraulic pressure respectively to a low pressure portion and a high pressure portion. In the hydraulic pressure supply system, a low-pressure hydraulic pump pumping the oil stored in the oil pan and generating the low hydraulic pressure and a high-pressure hydraulic pump changing the low hydraulic pressure supplied from the low-pressure hydraulic pump into the high hydraulic pressure and supplying the high hydraulic pressure to the high pressure portion may be integrated as one hydraulic pump. | 03-06-2014 |
20140060681 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - A hydraulic pressure supply system of an automatic transmission for a vehicle which generates low hydraulic pressure and high hydraulic pressure using oil stored in an oil pan and supplies the low hydraulic pressure and the high hydraulic pressure respectively to a low pressure portion and a high pressure portion, may include a low-pressure hydraulic pump driven by a first power source so as to pump the oil stored in the oil pan, generating the low hydraulic pressure, and supplying the low hydraulic pressure to the low pressure portion, and a high-pressure hydraulic pump driven by a second power source and fluid-connected to the low-pressure hydraulic pump so as to receive the low hydraulic pressure from the low-pressure hydraulic pump, changing the low hydraulic pressure into the high hydraulic pressure, and supplying the high hydraulic pressure to the high pressure portion. | 03-06-2014 |
20140064990 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - A hydraulic pressure supply system may generate low hydraulic pressure and high hydraulic pressure using oil stored in an oil pan and may supply the low hydraulic pressure and the high hydraulic pressure respectively to a low pressure portion and a high pressure portion in which the hydraulic pressure supply system may include: a low-pressure hydraulic pump; a first switch valve; a low-pressure regulator valve controlling the hydraulic pressure supplied from the first switch valve and supplying the hydraulic pressure to the low pressure portion; a high-pressure hydraulic pump discharging the raised hydraulic pressure to a high-pressure line; a second switch valve disposed between the first low-pressure line and the high-pressure line, a high-pressure regulator valve controlling the hydraulic pressure supplied from the high-pressure hydraulic pump and supplying the stable high hydraulic pressure to the high pressure portion; a bypass line bypassing the first switch valve. | 03-06-2014 |
20140083810 | HYDRAULIC SYSTEM FOR DOUBLE PISTON - A hydraulic system for a double piston includes a double piston that includes an operation piston with a first operation side and a second operation side, a first piston port for supplying hydraulic pressure to the first operation side, and a second piston port for supplying hydraulic pressure to the second operation side, a solenoid valve that receives a clutch control pressure and communicates with the first piston port through a first channel, a switch valve that receives the clutch control pressure from the solenoid valve, may be connected with the second piston port through a second channel, and selectively transmits the clutch control pressure to the second piston port, and a manual valve that receives a line pressure and selectively transmits the line pressure to the switch valve such that the clutch control pressure may be selectively transmitted to the second operation side through the second channel. | 03-27-2014 |
20140096514 | DRAIN SYSTEM FOR TORQUE CONVERTER - A drain system for a torque converter may include a hydraulic drain path draining the oil used in the torque converter to the transmission, a hydraulic control path adapted to transmit the oil discharged out of the hydraulic pump to the hydraulic drain path, and a switch valve disposed at the hydraulic drain path, and adapted to operate by pressure of the oil supplied through the hydraulic control path, wherein the switch valve may selectively open/close the hydraulic drain path. | 04-10-2014 |
20140096852 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - A hydraulic pressure supply system of an automatic transmission generates low and high hydraulic pressures using oil stored in an oil pan and supplies the low and high hydraulic pressures respectively to a low and a high pressure portions. The system may include: a low-pressure hydraulic pump pumping the oil stored in the oil pan; a low-pressure regulator valve controlling the low hydraulic pressure to be stable hydraulic pressure, and supplying the stable hydraulic pressure to the low pressure portion; a high-pressure hydraulic pump changing the low hydraulic pressure into the high hydraulic pressure and supplying it to the high pressure portion; and a high-pressure regulator valve controlling the high hydraulic pressure to be stable hydraulic pressure, wherein the low-pressure and high-pressure hydraulic pumps are driven by one drive shaft, and the high-pressure hydraulic pump is a variable capacity hydraulic pump capable of controlling discharging flow amount. | 04-10-2014 |
20140119948 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - A hydraulic pressure supply system of an automatic transmission for a vehicle may include a low-pressure hydraulic pump driven by an electric motor, generating low hydraulic pressure using oil stored in an oil pan, and supplying the low hydraulic pressure to a low pressure portion and a cooler, and a high-pressure hydraulic pump driven by the electric motor, increasing a portion of the low hydraulic pressure to high hydraulic pressure, and supplying the high hydraulic pressure to a high pressure portion through a high-pressure line fluid-connecting the high-pressure hydraulic pump to the high pressure portion, wherein a pressure sensor for detecting the low hydraulic pressure supplied to the cooler may be disposed at an input side of the cooler, and a rotation speed of the electric motor may be controlled based on the low hydraulic pressure detected by the pressure sensor. | 05-01-2014 |
20140158236 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - A hydraulic pressure supply system of an automatic transmission for a vehicle may include a low-pressure hydraulic pump receiving oil stored in an oil pan through an input line, generating low hydraulic pressure using the oil, and supplying the low hydraulic pressure to a low pressure portion through a low-pressure line, and a high-pressure hydraulic pump increasing a portion of the low hydraulic pressure to high hydraulic pressure and supplying the high hydraulic pressure to a high pressure portion through a high-pressure line. | 06-12-2014 |
20140255210 | VEHICLE HAVING VARIABLE OIL PUMP - A vehicle having a variable hydraulic pump may include a sun gear that receives a torque from a power source through an input shaft, a ring gear of which an interior circumference is with a distance from an exterior circumference of the sun gear, a planetary gear that is disposed between the interior circumference of the ring gear and the exterior circumference of the sun gear, a carrier that connects with an output shaft, a hydraulic pump that pumps oil through the output shaft that is connected to the carrier, and a motor that is disposed outside the ring gear to selectively rotate the ring gear. | 09-11-2014 |
20140290767 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - A hydraulic pressure supply system of an automatic transmission for a vehicle is disclosed. The hydraulic pressure supply system of an automatic transmission for a vehicle may supply a low hydraulic pressure generated at a low-pressure hydraulic pump to a low pressure portion through a low-pressure regulator valve, may supply a portion of the low hydraulic pressure to a high-pressure hydraulic pump, and may supply a high hydraulic pressure generated at the high-pressure hydraulic pump to a high pressure portion through a high-pressure regulator valve. | 10-02-2014 |
20140294599 | PUMP MOTOR CONTROL SYSTEM FOR AUTOMATIC TRANSMISSION AND METHOD THEREOF - A pump motor control system provides for a low-pressure hydraulic pump and a high-pressure hydraulic pump on one shaft of a pump motor. A method includes detecting information including engine speed, a shift range selected, a rotation speed of the pump motor, and hydraulic pressure in a high-pressure part, controlling the rotation speed of the pump motor to be the same as the engine speed, when engine is turned on and the P range or the N range is selected by the shift lever, generating hydraulic pressure for operating a friction element in the high-pressure part by increasing the rotation speed of the pump motor, when the shift lever is moved to the D range or R range, and keeping the hydraulic pressure in the high-pressure part stable, by controlling the rotation speed of the pump motor in accordance with the hydraulic pressure at the high-pressure part. | 10-02-2014 |
20140294618 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION - An automatic-transmission hydraulic pressure supply system includes a low-pressure hydraulic pump supplying low hydraulic pressure to a first low-pressure line, a low-pressure regulator valve recirculating through a first recirculation line a portion of the hydraulic pressure supplied through the first low-pressure line to regulate the hydraulic pressure of the first low-pressure line, and supplying the regulated hydraulic pressure to a low pressure portion through a second low-pressure line, a high-pressure hydraulic pump receiving a portion of the hydraulic pressure of the first low-pressure line, increasing and supplying the increased hydraulic pressure to a high pressure portion through a high-pressure line, and a high-pressure regulator valve recirculating a portion of the hydraulic pressure supplied through the high-pressure line through second and/or third recirculation lines, and supplying the regulated hydraulic pressure to the high pressure portion. | 10-02-2014 |
20140297138 | ELECTRIC OIL PUMP CONTROL SYSTEM AND CONTROL METHOD FOR AUTOMATIC TRANSMISSION - A control method of an electric oil pump for an automatic transmission that minimizes power loss by normally controlling driving of the electric oil pump when a start intention of a driver is detected after a power source is turned on is provided. The method includes driving an electric oil pump at ‘A’ RPM which is a maximum velocity when the power source is turned on. The driving of the electric oil pump is stopped when a set time t determined by the temperature of the automatic transmission oil has elapsed. The electric oil pump is driven at ‘A’ RPM for the time t, and thereafter, the electric oil pump is driven at ‘B’ RPM when a selection of a driving shift stage is detected. | 10-02-2014 |
20150027570 | HYDRAULIC PRESSURE SUPPLY SYSTEM OF AUTOMATIC TRANSMISSION FOR VEHICLE - A hydraulic pressure supply system may supply low hydraulic pressure generated at a low-pressure hydraulic pump to a low pressure portion through a low-pressure regulator valve, may supply a portion of the low hydraulic pressure to a high-pressure hydraulic pump, and may supply high hydraulic pressure generated at the high-pressure hydraulic pump to a high pressure portion through a high-pressure regulator valve. | 01-29-2015 |
Jun-Oh Hwang, Busan KR
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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
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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 |
Kyung-Rok Hwang, Busan KR
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20140347091 | DEVICE FOR DETECTING PARTIAL DISCHARGE FOR POWER TRANSFORMER - The present invention relates to a device for detecting a partial discharge for a power transformer which detects an electromagnetic signal occurring due to faulty insulation. The device includes an antenna unit receiving electromagnetic waves, an insulator including the antenna unit, a metallic air-tight unit that seals a connector connected to the insulator and connecting a coaxial cable, and the coaxial cable exposed to the outside of the metallic air-tight unit. Thus, it is possible to enhance broadband properties through an internal conductor of a drain valve. | 11-27-2014 |
20150268292 | METHOD OF DETECTING PARTIAL DISCHARGING LOCATION OF POWER DEVICE - Provided is a method of accurately detecting the location of a partial discharge in a power device. For this purpose, the present invention measures sequential positions of arrival of partial discharge signals and the differences in the time of arrival between the partial discharge signals with respect to a plurality of partial discharge sensors installed on the outside surface of a power device, divides the power device into a plurality of spatial sections, determines a spatial section where the location of a partial discharge is present using the sequential positions of arrival of the partial discharge signals, calculates the representative location value of the determined spatial section, and determines compensation values for the differences in the time of arrival to be applied with respect to the respective spatial sections. | 09-24-2015 |
Sang-Ho Hwang, Busan KR
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20140213950 | BELT FOR RELIEVING BACK PAIN - Disclosed herein is a belt for relieving back pain. The belt includes a belt part which is wrapped around a waist of a user, snap buttons which are provided on an inner circumferential surface of the belt part at positions spaced apart, and a support rod coupled to at least one selected from among the snap buttons in such a way that the support rod is oriented perpendicular to the belt part. The support rod includes a cylindrical body that has on an outer circumferential surface thereof snap buttons, and a filler charged into the cylindrical body. The snap buttons of the support rod include snap buttons which are arranged in a longitudinal direction on the cylindrical body so that the support rod can also be horizontally fastened to the belt part. | 07-31-2014 |
Sang Soon Hwang, Busan KR
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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 |
Seokhwan Hwang, Busan KR
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20150322992 | RIVET NUT UNIT AND MOUNTING METHOD THEREOF - A rivet nut unit is disclosed. An exemplary embodiment of the present invention provides a rivet nut unit bonding at least one plate by being riveted to the plate and fastened with a bolt that may include: a head portion supported on an upper surface of the plate at a position corresponding to a processed hole in the plate, and formed with a penetration hole in the middle thereof corresponding to the hole; and an insertion portion extended from one side of the head portion, inserted into the hole, and formed with at least one slot and a protruding end bent to a lower surface of the plate for coupling the head portion to the plate while riveting the plate. | 11-12-2015 |
Seok Min Hwang, Busan KR
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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 |
20150140707 | 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. | 05-21-2015 |
Seong Jun Hwang, Busan KR
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20150151650 | SEAT RAIL APPARATUS FOR VEHICLE HAVING WALK-IN MEMORY FUNCTION - A seat rail apparatus for a vehicle may include a guide rail fixedly installed along a lower rail mounted to a bottom surface of the vehicle, a lock assembly installed to be movable along the guide rail in an unlocked state and selectively locked and unlocked with and from the guide rail as a locking pin is moved forwards and rearwards, a driving assembly integrally installed at an upper rail mounted to a cushion frame, wherein the driving assembly locks and unlocks the lock assembly with and from the guide rail by operating the locking pin and locks and unlocks the lock assembly such that the lock assembly is operated integrally with the lock assembly according to a walk-in lever, and a stopper provided at the upper rail, for contacting the lock assembly locked with the guide rail when the seat returns after a walk-in operation to stop the seat. | 06-04-2015 |
Sook-Hyun Hwang, Busan KR
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20130240033 | METHOD FOR PRODUCING COUNTER ELECTRODE BASED ON ELECTROPHORETIC DEPOSITION OF GRAPHENE, COUNTER ELECTRODE PRODUCED BY THE METHOD AND DYE-SENSITIZED SOLAR CELL INCLUDING THE COUNTER ELECTRODE - Disclosed is a method for producing a counter electrode based on electrophoretic deposition of graphene. The method includes: adding graphene to a dispersion medium to prepare a graphene dispersion; dipping a transparent electrode in the graphene dispersion and applying a voltage to the transparent electrode for 5 seconds to 5 minutes to deposit the graphene on the transparent electrode; and annealing the graphene-adsorbed transparent electrode at 350 to 600° C. under a nitrogen atmosphere. Also disclosed are a counter electrode produced by the method and a dye-sensitized solar cell including the counter electrode. | 09-19-2013 |
Soo-Min Hwang, Busan KR
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20140213950 | BELT FOR RELIEVING BACK PAIN - Disclosed herein is a belt for relieving back pain. The belt includes a belt part which is wrapped around a waist of a user, snap buttons which are provided on an inner circumferential surface of the belt part at positions spaced apart, and a support rod coupled to at least one selected from among the snap buttons in such a way that the support rod is oriented perpendicular to the belt part. The support rod includes a cylindrical body that has on an outer circumferential surface thereof snap buttons, and a filler charged into the cylindrical body. The snap buttons of the support rod include snap buttons which are arranged in a longitudinal direction on the cylindrical body so that the support rod can also be horizontally fastened to the belt part. | 07-31-2014 |
Soo Tae Hwang, Busan KR
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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
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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
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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
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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
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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
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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 |
20130109745 | ANTI-ANGIOGENIC COMPOSITION CONTAINING MACROLACTIN A AND A DERIVATIVE THEREOF AS ACTIVE INGREDIENTS | 05-02-2013 |
20130303600 | ANTI-ANGIOGENIC COMPOSITION CONTAINING MACROLACTIN A AND A DERIVATIVE THEREOF AS ACTIVE INGREDIENTS - The present invention relates to an anti-angiogenic composition containing macrolactin compounds such as macrolactin A, 7-O-malonyl macrolactin A, and 7-O-succinyl macrolactin A as active ingredients. The macrolactin compounds according to the present invention strongly suppress angiogenesis in in vivo experiments and can be used as a pharmaceutical composition for preventing or treating diseases caused by angiogenesis. | 11-14-2013 |
Sunjung Hwang, Busan KR
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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 Gyu Hwang, Busan KR
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20150285213 | YAW CONTROL-BY-RUDDER TYPE TIDAL STREAM POWER GENERATION APPARATUS AND YAW CONTROL METHOD OF THE SAME - A yaw control-by-rudder type tidal stream power generation apparatus includes: a nacelle used in a tidal stream power generator that converts flowing energy of a tidal stream to generate electric power, and located in the tidal stream to be rotatable about a first rotating shaft; a rotor provided at one side of the nacelle with reference to the first rotating shaft, and configured to be rotated by the flowing energy of the tidal stream; a rudder unit provided at the other side of the nacelle with reference to the first rotating shaft, and including a rudder fixed to the nacelle and a variable rudder rotatably connected to the nacelle; and a control unit configured to control the rotation of the variable rudder. When the flow direction of the tidal stream is changed, the rotation of the variable rudder is controlled by the control unit. | 10-08-2015 |
Tae Ho Hwang, Busan KR
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20140240282 | METHOD FOR DRIVING TOUCH PANEL - A method for driving a touch panel including driving lines, sensing lines, and node capacitors between neighboring and/or overlapping driving lines and sensing lines is disclosed. The method includes selecting two or more of the driving lines, and simultaneously driving the selected driving lines with driving signals. Each driving signal has three or more voltages of different levels. | 08-28-2014 |
20150037355 | GENERATION OF ANTIBODIES TO TUMOR ANTIGENS AND GENERATION OF TUMOR SPECIFIC COMPLEMENT DEPENDENT CYTOTOXICITY BY ADMINISTRATION OF ONCOLYTIC VACCINIA VIRUS - The present invention relates to methods and compositions for use in inducing tumor-specific antibody mediated complement-dependent cytotoxic response in an animal having a tumor comprising administering to said animal a composition comprising a replication competent oncolytic virus wherein administration of the composition induces in the animal production of antibodies that mediate a CDC response specific to said tumor. | 02-05-2015 |
Tae In Hwang, Busan KR
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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
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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
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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 |