Patents by Inventor Do Hyun Kim

Do Hyun Kim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20150155309
    Abstract: A display substrate includes a gate metal pattern including a gate line disposed on a base substrate and a gate electrode electrically connected with the gate line, an active pattern entirely overlapped with the gate metal pattern and comprising an oxide semiconductor and a data metal pattern disposed on the active pattern and including a data line, a source electrode electrically connected with the gate line and a drain electrode spaced apart from the source electrode. The active pattern has an overlapped region in which the active pattern is overlapped with the source electrode and the drain electrode and an exposed region in which the active pattern is not overlapped with the source electrode and the drain electrode. The thickness of the overlapping region and a thickness of the exposing region are same.
    Type: Application
    Filed: April 9, 2014
    Publication date: June 4, 2015
    Applicant: Samsung Display Co., LTD.
    Inventors: Xinxing LI, Do-Hyun KIM, Chan-Woo YANG, Jeong-Ju PARK, Jun-Hyun PARK, Xun ZHU
  • Thin film transistor substrate and method of manufacturing the same
    Patent number: 9048326
    Abstract: A thin film transistor substrate includes a substrate; a gate electrode on the substrate; a semiconductor pattern on the gate electrode; a source electrode on the semiconductor pattern; a drain electrode on the semiconductor pattern and spaced apart from the source electrode; a pixel electrode connected to the drain electrode; and a common electrode partially overlapped with the pixel electrode. The semiconductor pattern is in a same layer of the thin film transistor substrate as the pixel electrode and has an electrical property different from an electrical property of the pixel electrode.
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: June 2, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Youngjoo Choi, Gwang-Bum Ko, GwonHeon Ryu, Joongeol Kim, Do-Hyun Kim, Sang-Moon Moh, WooGeun Lee, WonHee Lee
  • Thin-film transistor and zinc oxide-based sputtering target for the same
    Patent number: 9035297
    Abstract: A thin-film transistor includes a metal electrode and a zinc oxide-based barrier film that blocks a material from diffusing out of the metal electrode. The zinc oxide-based barrier film is made of zinc oxide doped with indium oxide, the content of the indium oxide ranging, by weight, 1 to 50 percent of the zinc oxide-based barrier film. A zinc oxide-based sputtering target for deposition of a barrier film of a thin-film transistor is made of zinc oxide doped with indium oxide, the content of the indium oxide ranging, by weight, 1 to 50 percent of the zinc oxide-based sputtering target.
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: May 19, 2015
    Assignees: SAMSUNG CORNING PRECISION MATERIALS CO., LTD., SAMSUNG DISPLAY CO., LTD., SAMSUNG CORNING ADVANCED GLASS, LLC
    Inventors: Jaewoo Park, Yoon Gyu Lee, Do-Hyun Kim, Dongjo Kim, Juok Park, Insung Sohn, Sangwon Yoon, Gunhyo Lee, Yongjin Lee, Woo-Seok Jeon
  • Cruise control system and method thereof
    Patent number: 8996272
    Abstract: Provided is a cruise control system and method. A vehicle cruise control system collects state information of components inside and outside a vehicle, state information of a road on which the vehicle is provided, and drive pattern information of a driver of the vehicle, analyzes a mileage amount and an exhaust gas emission amount of the vehicle based on the collected state information of the components, the road state information, and the drive pattern information, calculates a cruise control speed based on the analysis result, and controls the vehicle to run at the cruise control speed.
    Type: Grant
    Filed: September 24, 2009
    Date of Patent: March 31, 2015
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Do Hyun Kim, Jungsook Kim, Jae Han Lim, Kyeong Tae Kim, Byung Tae Jang, Jeong Dan Choi, Jaejun Yoo, Kyung Bok Sung, Jeong Ah Jang
  • Semiconductor packages having lead frames
    Patent number: 8994158
    Abstract: Semiconductor packages having lead frames include a lead frame, which supports a semiconductor chip and is electrically connected to the semiconductor chip by bonding wires, and a molding layer encapsulating the semiconductor chip. The lead frame includes first lead frames extending in a first direction and second lead frames extending in a second direction. The first lead frames may run across the semiconductor chip and support the semiconductor chip and the second lead frames may run across the bottom surface of the semiconductor chip.
    Type: Grant
    Filed: October 20, 2011
    Date of Patent: March 31, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Do-Hyun Kim, Won-young Kim
  • Optical-modulation object
    Patent number: 8986832
    Abstract: Disclosed is an optical-modulation object, including birefringent island-in-the-sea yarns, whose island portions are grouped, based on two or more spinning cores, in a matrix. The optical-modulation object causes formation of an optical modulation interface between island portions and sea portions, thus maximizing optical modulation efficiency, as compared to conventional birefringent island-in-the-sea yarns.
    Type: Grant
    Filed: January 26, 2010
    Date of Patent: March 24, 2015
    Assignee: Woongjin Chemical Co., Ltd.
    Inventors: Yeon Soo Kim, Deog Jae Jo, Jin Soo Kim, Do Hyun Kim, In Young Yang
  • Liquid crystal display and method of manufacturing the same
    Patent number: 8987742
    Abstract: A liquid crystal display and a method of manufacturing the same are provided. The liquid crystal display includes an insulating substrate, a gate electrode formed on the insulating substrate, an oxide semiconductor layer formed on the gate electrode, an etch stopper formed on the oxide semiconductor layer in a channel area, a common electrode formed on the insulating substrate, source and drain electrodes separated from each other on the etch stopper and extending to an upper portion of the oxide semiconductor layer, a passivation layer formed on the etch stopper, the common electrode, the source and drain electrodes, and a pixel electrode formed on the passivation layer and connected to the drain electrode.
    Type: Grant
    Filed: April 20, 2012
    Date of Patent: March 24, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Je-Hun Lee, Do-Hyun Kim
  • METHOD FOR PACKAGING FLEXIBLE DEVICE USING HOLDING WAFER, AND FLEXIBLE DEVICE MANUFACTURED BY THE SAME
    Publication number: 20150077949
    Abstract: Provided is a flexible device, which includes a flexible substrate, a plurality of electrode lines provided on the flexible substrate and configured to contact the following anisotropic conductive film and then extend to a side of the flexible substrate, an anisotropic conductive film configured to contact the electrode line and laminated on the flexible substrate, a plurality of bumps provided on the anisotropic conductive film, and a circuit board having an electronic device provided at one side thereof and configured to contact the plurality of bumps.
    Type: Application
    Filed: September 5, 2014
    Publication date: March 19, 2015
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Kyung Wook Baek, Keon Jae Lee, Geon Tae Hwang, Hyeon Kyun Yoo, Do Hyun Kim, Yoo Sun Kim
  • IN-WHEEL SYSTEM FOR HYBRID ELECTRIC VEHICLE
    Publication number: 20150060174
    Abstract: Disclosed is an in-wheel system for a hybrid electric vehicle. The in-wheel system includes an engine that provides a rotational driving power to front wheels or rear wheels, at least one in-wheel motor that is driven by a battery, and is provided at each of the front wheels or each of the rear wheels so as to correspond to the wheels to which the driving power of the engine is transmitted to provide a rotational driving power to the same wheels as wheels driven by the engine, and a controller that controls the engine and the in-wheel motor to be driven.
    Type: Application
    Filed: April 23, 2014
    Publication date: March 5, 2015
    Applicant: Hyundai Mobis Co., Ltd.
    Inventor: Do Hyun Kim
  • Thin-film transistor, array substrate having the thin-film transistor and method of manufacturing the array substrate
    Patent number: 8946005
    Abstract: A thin-film transistor includes a semiconductor pattern, source and drain electrodes and a gate electrode, the semiconductor pattern is formed on a base substrate, and the semiconductor pattern includes metal oxide. The source and drain electrodes are formed on the semiconductor pattern such that the source and drain electrodes are spaced apart from each other and an outline of the source and drain electrodes is substantially same as an outline of the semiconductor pattern. The gate electrode is disposed in a region between the source and drain electrodes such that portions of the gate electrode are overlapped with the source and drain electrodes. Therefore, leakage current induced by light is minimized. As a result, characteristics of the thin-film transistor are enhanced, after-image is reduced to enhance display quality, and stability of manufacturing process is enhanced.
    Type: Grant
    Filed: February 18, 2011
    Date of Patent: February 3, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Je-Hun Lee, Do-Hyun Kim, Eun-Guk Lee, Chang-Oh Jeong
  • Thin film transistor array panel and method for manufacturing the same
    Patent number: 8932917
    Abstract: A manufacturing method of a thin film transistor (TFT) includes forming a gate electrode including a metal that can be combined with silicon to form silicide on a substrate and forming a gate insulation layer by supplying a gas which includes silicon to the gate electrode at a temperature below about 280° C. The method further includes forming a semiconductor on the gate insulation layer, forming a data line and a drain electrode on the semiconductor and forming a pixel electrode connected to the drain electrode.
    Type: Grant
    Filed: July 12, 2013
    Date of Patent: January 13, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byoung-June Kim, Jae-Ho Choi, Chang-Oh Jeong, Sung-Hoon Yang, Je-Hun Lee, Do-Hyun Kim, Hwa-Yeul Oh, Yong-Mo Choi
  • FLYBACK CONVERTER USING COAXIAL CABLE TRANSFORMER
    Publication number: 20140340938
    Abstract: Disclosed is a flyback converter using a coaxial cable transformer which includes: a flyback driving unit that supplies a primary current; a transformer that is formed by winding a cable, which has a plurality of inner conductors as a primary cable and an outer conductor enclosing the inner conductors as a secondary cable, around a magnetic core and by connecting both ends of the primary cable and that receives the primary current and outputs a secondary current in accordance with the turn ratio of the primary cable and the secondary cable; a rectifying diode that rectifies the secondary current; and an output capacitor that smoothes a voltage through the rectifying diode.
    Type: Application
    Filed: November 15, 2012
    Publication date: November 20, 2014
    Inventors: Joung Hu Park, Do Hyun Kim
  • THIN FILM TRANSISTOR ARRAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20140312344
    Abstract: A TFT array substrate includes a semiconductive oxide layer disposed on an insulating substrate and including a channel portion, a gate electrode overlapping the semiconductive oxide layer, a gate insulating layer interposed between the semiconductive oxide layer and the gate electrode, and a passivation layer disposed on the semiconductive oxide layer and the gate electrode. At least one of the gate insulating layer and the passivation layer includes an oxynitride layer, and the oxynitride layer has a higher concentration of oxygen than that of nitrogen in a location of the oxynitride layer closer to the semiconductive oxide layer.
    Type: Application
    Filed: June 30, 2014
    Publication date: October 23, 2014
    Inventors: Je-Hun LEE, Ki-Won KIM, Do-Hyun KIM, Woo-Geun LEE, Kap-Soo YOON
  • INNER TANK SUPPORTING STRUCTURE FOR LNG STORAGE TANK FOR SHIP
    Publication number: 20140238052
    Abstract: The present invention relates to an inner tank supporting structure for an LNG storage tank for a ship, which does not restrict expansion or contraction of an inner tank in circumferential and lengthwise directions while the inner tank is expanded or contracted due to a temperature change caused by storage and discharge of LNG.
    Type: Application
    Filed: October 12, 2012
    Publication date: August 28, 2014
    Applicants: HYUNDAI HEAVY INDUSTRIES CO., LTD., DAEWOONG CRYOGENIC TECHNOLOGY CO., LTD.
    Inventors: Sang Beom Shin, Dong Ju Lee, Dae Soon Kim, Wha Soo Kim, Dae Young Kim, Do Hyun Kim, Myung Sub Lee, Hyung Kook Jin
  • ZINC OXIDE-BASED SPUTTERING TARGET, METHOD OF PREPARING THE SAME, AND THIN FILM TRANSISTOR INCLUDING A BARRIER LAYER DEPOSITED BY THE ZINC OXIDE-BASED SPUTTERING TARGET
    Publication number: 20140239295
    Abstract: Provided are a zinc oxide-based sputtering target, a method of preparing the same, and a thin film transistor including a barrier layer deposited by the zinc oxide-based sputtering target. The zinc oxide-based sputtering target includes a sintered body that is composed of zinc oxide in which indium oxide is doped in a range from about 1% w/w to about 50% w/w. A backing plate is coupled to a back of the sintered body. The backing plate supports the sintered body.
    Type: Application
    Filed: February 26, 2014
    Publication date: August 28, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Woo PARK, Dong-Jo Kim, Ju-Ok Park, In-Sung Sohn, Sang-Won Yoon, Gun-Hyo Lee, Yong-Jin Lee, Yoon-Gyu Lee, Do-Hyun Kim, Woo-Seok Jeon
  • Thin film transistor array substrate and method of manufacturing the same
    Patent number: 8796675
    Abstract: A TFT array substrate includes a semiconductive oxide layer disposed on an insulating substrate and including a channel portion, a gate electrode overlapping the semiconductive oxide layer, a gate insulating layer interposed between the semiconductive oxide layer and the gate electrode, and a passivation layer disposed on the semiconductive oxide layer and the gate electrode. At least one of the gate insulating layer and the passivation layer includes an oxynitride layer, and the oxynitride layer has a higher concentration of oxygen than that of nitrogen in a location of the oxynitride layer closer to the semiconductive oxide layer.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: August 5, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Je-Hun Lee, Ki-Won Kim, Do-Hyun Kim, Woo-Geun Lee, Kap-Soo Yoon
  • THIN FILM TRANSISTOR PANEL HAVING AN ETCH STOPPER ON SEMICONDUCTOR
    Publication number: 20140209903
    Abstract: A thin film transistor panel includes an insulating substrate, a gate insulating layer disposed on the insulating substrate, an oxide semiconductor layer disposed on the gate insulating layer, an etch stopper disposed on the oxide semiconductor layer, and a source electrode and a drain electrode disposed on the etch stopper.
    Type: Application
    Filed: March 31, 2014
    Publication date: July 31, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Pil-Sang YUN, Ki-Won KIM, Hye-Young RYU, Woo-Geun LEE, Seung-Ha CHOI, Jae-Hyoung YOUN, Kyoung-Jae CHUNG, Young-Wook LEE, Je-Hun LEE, Kap-Soo YOON, Do-Hyun KIM, Dong-Ju YANG, Young-Joo CHOI
  • Method and apparatus for estimating position of access point in Wi-Fi system
    Patent number: 8787930
    Abstract: A method and apparatus for estimating a position of an access point (AP) includes (a) measuring a strength of a signal, transmitted by the AP, at three or more measurement points (MPs), (b) selecting an imaginary attenuation factor, (c) calculating a range between the AP and each of the MPs on the basis of the imaginary attenuation factor and a strength of a signal measured at the MP, (d) calculating an intersecting point of ranging circles in each of which a position of the MP is a center and the range between the MP and the AP is a radius, (e) calculating a best intersecting point from among a plurality of the intersecting points obtained by repeating the steps (c) and (d) while changing the imaginary attenuation factor, and (f) estimating the best intersecting point as the position of the AP.
    Type: Grant
    Filed: November 1, 2011
    Date of Patent: July 22, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Uzair Ahmad, Wan Sik Choi, Sang Joon Park, Young Su Cho, Do Hyun Kim, Dong Kyoo Kim, Sung Jo Yun, Myung In Ji
  • Method and system for providing safety guidance service
    Patent number: 8779936
    Abstract: A method for providing a safety guidance service from a local server to a nomadic device includes gathering information regarding surrounding conditions within a service area on a road, receiving device information from the nomadic device, which enters the service area, determining whether or not the nomadic device is placed in a situation based on the device information, and when it is recognized that the situation has happened, providing safety guidance message suitable to the situation to the nomadic device.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: July 15, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jeong Dan Choi, Sung Won Sohn, Jong-Hyun Park, Ju Wan Kim, Seong Ik Cho, Byung Tae Jang, Do Hyun Kim, Kyoung Hwan An, Jungsook Kim, Kyung Bok Sung
  • WATER COOLING APPARATUS
    Publication number: 20140158327
    Abstract: A water cooling apparatus is disposed outside an electronic apparatus equipped with a heat generating part to cool heat generated from the heat generating part by using a coolant. The water cooling apparatus includes a plurality of hollow tubes through which the coolant receiving the heat of the heat generating part flows to be cooled. Each hollow tube is formed in a shape of a quadratic curve. The water cooling apparatus further includes at least one radiator that includes a plurality of heat dissipation fins coupled to the plurality of hollow tubes and is arranged to be separated from each other along the plurality of hollow tubes.
    Type: Application
    Filed: December 11, 2013
    Publication date: June 12, 2014
    Applicant: ZALMAN TECH CO., LTD.
    Inventors: Sang Woong PARK, Do Hyun KIM, Hyun Woo LEE