Patents by Inventor Cheol-Kyu Kim

Cheol-Kyu 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).

  • Publication number: 20170154897
    Abstract: A thin film transistor array panel includes: a gate wiring layer disposed on a substrate; an oxide semiconductor layer disposed on the gate wiring layer; and a data wiring layer disposed on the oxide semiconductor layer, in which the data wiring layer includes a main wiring layer including copper and a capping layer disposed on the main wiring layer and including a copper alloy.
    Type: Application
    Filed: February 8, 2017
    Publication date: June 1, 2017
    Inventors: Do-Hyun KIM, Yoon Ho KHANG, Dong-Hoon LEE, Sang Ho PARK, Se Hwan YU, Cheol Kyu KIM, Yong-Su LEE, Sung Haeng CHO, Chong Sup CHANG, Dong Jo KIM, Jung Kyu LEE
  • Patent number: 9589998
    Abstract: A thin film transistor array panel includes: a gate wiring layer disposed on a substrate; an oxide semiconductor layer disposed on the gate wiring layer; and a data wiring layer disposed on the oxide semiconductor layer, in which the data wiring layer includes a main wiring layer including copper and a capping layer disposed on the main wiring layer and including a copper alloy.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: March 7, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Do-Hyun Kim, Yoon Ho Khang, Dong-Hoon Lee, Sang Ho Park, Se Hwan Yu, Cheol Kyu Kim, Yong-Su Lee, Sung Haeng Cho, Chong Sup Chang, Dong Jo Kim, Jung Kyu Lee
  • Publication number: 20160313836
    Abstract: A touch screen panel includes a substrate, first and second sensing patterns, first and second pattern connecting lines, a pad portion, and lines. The first and second sensing patterns are disposed on the substrate in a sensing area and arranged in directions intersecting each other. The first pattern connecting lines are disposed in the same layer as the first sensing patterns and the second sensing patterns, and electrically connect adjacent first sensing patterns to each other. The second pattern connecting lines intersect to be insulated from the first pattern connecting lines, and electrically connect adjacent second sensing patterns to each other. The pad portion is disposed on the substrate in a peripheral area, and includes pads. The lines connect the first sensing patterns and the second sensing patterns to the pads.
    Type: Application
    Filed: December 31, 2015
    Publication date: October 27, 2016
    Inventors: Ki Hyun CHO, Jae Neung KIM, Cheol Kyu KIM, Kyung Seop KIM
  • Publication number: 20160306474
    Abstract: An exemplary embodiment discloses a touch panel including: a substrate; an organic layer disposed on the substrate; and a touch sensor unit disposed on a surface of the organic layer.
    Type: Application
    Filed: October 27, 2015
    Publication date: October 20, 2016
    Inventors: Sun Haeng Cho, Kyung Seop Kim, Cheol Kyu Kim, Ki-Hyun Cho, Sang Youn Han
  • Publication number: 20160306470
    Abstract: A touch screen panel includes a substrate, a sensing electrode, a connection wire, and a passivation layer. The substrate includes a first area and a second area disposed outside the first area. The sensing electrode is disposed in the first area. The connection wire is electrically connected to the sensing electrode, the connection wire being disposed in the second area. The passivation layer covers portions of the sensing electrode and the connection wire. The sensing electrode includes a first conductive layer disposed on the substrate. The connection wire includes a second conductive layer disposed on the substrate, a metal wiring layer disposed on the second conductive layer, and a capping layer disposed on the second conductive layer.
    Type: Application
    Filed: March 17, 2016
    Publication date: October 20, 2016
    Inventors: Sung Kyun PARK, Jae Neung KIM, Ki Hyun CHO, Sun Haeng CHO, Cheol Kyu KIM
  • Publication number: 20160224170
    Abstract: A touch screen panel includes a substrate, touch electrodes disposed on a touch area of the substrate and configured to sense a touch, and a connection line disposed on the touch area, the connection line including a first end connected a touch electrode of the touch electrodes and a second end connected to a pad, the pad including a first conductive layer disposed on the substrate, a second conductive layer disposed on the first conductive layer, and a first protective conductive layer disposed on the second conductive layer, in which the touch electrode includes the first conductive layer, and the first protective conductive layer.
    Type: Application
    Filed: July 23, 2015
    Publication date: August 4, 2016
    Inventors: Jae Neung Kim, Jong Hyun Choi, Jeong-Hwan Kim, Won Baek Lee, Ki-Hyun Cho, Kyung Seop Kim, Cheol Kyu Kim, Sung Kyun Park, Sun Haeng Cho
  • Patent number: 9400346
    Abstract: A display device includes a reflective polarizer plate including a first substrate defining an opening area and a non-opening area, and a wire grid polarizer which is disposed on a surface of the first substrate and includes a polarizing part including a plurality of nano wire patterns which is arranged in the opening area to be spaced apart from each other, and a reflecting part including a metal film provided in the non-opening area.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: July 26, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae-Woo Kim, Cheol-Kyu Kim, Min Kang, Min-Hyuck Kang, Bong-Yeon Kim, Seung-Won Park, Moon-Gyu Lee
  • Publication number: 20160161812
    Abstract: A display device includes a transparent substrate; a plurality of electro-conductive polarizers disposed on the transparent substrate; an insulating layer disposed on the plurality of electro-conductive polarizers; and a plurality of gate lines disposed on the insulating layer, wherein each of the plurality of electro-conductive polarizers is coupled to each of the plurality of gate lines.
    Type: Application
    Filed: April 13, 2015
    Publication date: June 9, 2016
    Inventors: Cheol Kyu KIM, Dae Young Lee
  • Publication number: 20160154490
    Abstract: A touch panel and a method of manufacturing the touch panel are provided. The touch panel includes a substrate comprising a wiring area and a sensor area, a sensing pattern located on a surface of the substrate in the sensor area, and a wiring line located on the surface of the substrate in the wiring area and electrically connected to the sensing pattern. The sensing pattern includes a plurality of first fine metal lines arranged irregularly in a mesh, and a first photosensitive layer pattern residue located between at least two of the first fine metal lines.
    Type: Application
    Filed: March 25, 2015
    Publication date: June 2, 2016
    Inventors: Ki Hyun CHO, Cheol Kyu KIM, Sung kyun PARK, Sun Haeng CHO
  • Publication number: 20160154516
    Abstract: A touch panel and a method of fabricating the same are provided. The touch panel may include: a substrate; first sensing electrodes disposed on a first surface and arranged along a first direction and second sensing electrodes arranged along a second direction; at least one first connector connecting the first sensing electrodes in the first direction; a first insulating layer pattern disposed on the first connector; at least one second connector disposed on the first insulating layer pattern, intersecting the first connector, and connecting the second sensing electrodes in the second direction; and wires disposed on the first surface of the substrate in the peripheral area and electrically connected to the first sensing electrodes and the second sensing electrodes. The first connector includes a first light-transmitting conductive pattern disposed on the first surface of the substrate and a first light-blocking conductive pattern disposed on the first light-transmitting conductive pattern.
    Type: Application
    Filed: March 30, 2015
    Publication date: June 2, 2016
    Inventors: Sung Kyun PARK, Cheol Kyu KIM, Ki Hyun CHO, Sun Haeng CHO, Kyung Seop KIM, Jae Neung KIM
  • Publication number: 20160148958
    Abstract: A thin film transistor array panel includes: a gate wiring layer disposed on a substrate; an oxide semiconductor layer disposed on the gate wiring layer; and a data wiring layer disposed on the oxide semiconductor layer, in which the data wiring layer includes a main wiring layer including copper and a capping layer disposed on the main wiring layer and including a copper alloy.
    Type: Application
    Filed: January 29, 2016
    Publication date: May 26, 2016
    Inventors: Do-Hyun KIM, Yoon Ho KHANG, Dong-Hoon LEE, Sang Ho PARK, Se Hwan YU, Cheol Kyu KIM, Yong-Su LEE, Sung Haeng CHO, Chong Sup CHANG, Dong Jo KIM, Jung Kyu LEE
  • Publication number: 20160139705
    Abstract: A method of forming a touch screen panel including first sensing electrodes in an active region of a substrate and arranged along a first direction and second sensing electrodes arranged along a second direction intersecting the first direction, the method including forming the first sensing electrodes and first connection patterns, the first connection patterns connecting the first sensing electrodes along the first direction; forming an insulating pattern capping the first sensing electrodes and the first connection patterns so that the first sensing electrodes and the first connection patterns are not exposed; and forming the second sensing electrodes between the first sensing electrodes, and second connection patterns on the insulating pattern, the second connection patterns connecting the second sensing electrodes along the second direction.
    Type: Application
    Filed: September 14, 2015
    Publication date: May 19, 2016
    Inventors: Sung-Kyun PARK, Kyung-Seop KIM, Jae-Neung KIM, Cheol-Kyu KIM, Ki-Hyun CHO, Sun-Haeng CHO
  • Publication number: 20160117027
    Abstract: A touch screen panel and manufacturing method thereof are disclosed. In one aspect, the touch screen panel includes a substrate, a plurality of first sensing electrodes formed over the substrate in a first direction and a plurality of second sensing electrodes formed over the substrate in a second direction. The touch screen panel also includes at least one insulating layer formed at intersections between the first and second sensing electrodes. The insulating layer has a line shape that extends in one of the first direction or the second direction and crosses the first or second sensing electrodes.
    Type: Application
    Filed: July 1, 2015
    Publication date: April 28, 2016
    Inventors: Kyung-Seop KIM, Jae-Neung KIM, Cheol-Kyu KIM, Sung-Kyun PARK, Ki-Hyun CHO, Sun-Haeng CHO
  • Patent number: 9287436
    Abstract: A display device includes: a first substrate; a photo transistor on the first substrate; and a switching transistor connected to the photo transistor. The photo transistor includes a light blocking film on the first substrate, a first gate electrode on the light blocking film and in contact with the light blocking film, a first semiconductor layer on the first gate electrode and overlapping the light blocking film, and a first source electrode and a first drain electrode on the first semiconductor layer. The switching transistor includes a second gate electrode on the first substrate, a second semiconductor layer on the second gate electrode and overlapping the second gate electrode, and a second source electrode and a second drain electrode on the second semiconductor layer. The first semiconductor layer and the second semiconductor layer are at a same layer of the display device, and each includes crystalline silicon germanium.
    Type: Grant
    Filed: December 18, 2012
    Date of Patent: March 15, 2016
    Assignees: SAMSUNG DISPLAY CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY, ULSAN COLLEGE INDUSTRY COOPERATION
    Inventors: Sang Youn Han, Cheol Kyu Kim, Jun Ho Song, Sung Hoon Yang, Kyung Tea Park, Seung Mi Seo, Suk Won Jung, Do Young Kim, Sun Jo Kim, Hyung Jun Kim
  • Publication number: 20160056215
    Abstract: An organic light emitting diode display includes: a display module including a first organic light emitting diode to emit light with a first wavelength, a second organic light emitting diode to emit light with a second wavelength, and a third organic light emitting diode to emit light with a third wavelength; a phase difference layer including a first liquid crystal pattern on the first organic light emitting diode, and a second liquid crystal pattern on the second organic light emitting diode and the third organic light emitting diode; and a linear polarization layer on the phase difference layer.
    Type: Application
    Filed: June 4, 2015
    Publication date: February 25, 2016
    Inventors: Suk Choi, Hee Young Lee, Cheol Kyu Kim, Sun Haeng Cho, Hyun-Joo Hwang
  • Patent number: 9252226
    Abstract: Provided is a thin film transistor array panel. The thin film transistor array panel according to exemplary embodiments of the present invention includes: a gate wiring layer disposed on a substrate; an oxide semiconductor layer disposed on the gate wiring layer; and a data wiring layer disposed on the oxide semiconductor layer, in which the data wiring layer includes a main wiring layer including copper and a capping layer disposed on the main wiring layer and including a copper alloy.
    Type: Grant
    Filed: February 6, 2012
    Date of Patent: February 2, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Do-Hyun Kim, Yoon Ho Khang, Dong-Hoon Lee, Sang Ho Park, Se Hwan Yu, Cheol Kyu Kim, Yong-Su Lee, Sung Haeng Cho, Chong Sup Chang, Dong Jo Kim, Jung Kyu Lee
  • Publication number: 20150226897
    Abstract: A display device includes a reflective polarizer plate including a first substrate defining an opening area and a non-opening area, and a wire grid polarizer which is disposed on a surface of the first substrate and includes a polarizing part including a plurality of nano wire patterns which is arranged in the opening area to be spaced apart from each other, and a reflecting part including a metal film provided in the non-opening area.
    Type: Application
    Filed: December 17, 2014
    Publication date: August 13, 2015
    Inventors: Tae-Woo KIM, Cheol-Kyu KIM, Min KANG, Min-Hyuck KANG, Bong-Yeon KIM, Seung-Won PARK, Moon-Gyu LEE
  • Patent number: 9025118
    Abstract: A display substrate includes a base substrate, a switching element, a gate line, a data line and a pixel electrode. Each of the gate line and the data line includes a first metal layer, and a second metal layer directly on the first metal layer. The switching element is on the base substrate, and includes a control electrode and an input electrode or an output electrode. The control electrode includes the first metal layer and excludes the second metal layer, and extends from the gate line. The input electrode or the output electrode includes a second metal layer and excludes the first metal layer. The input electrode extends from the data line. The pixel electrode is electrically connected to the output electrode of the switching element through a first contact hole, and includes a transparent conductive layer.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: May 5, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Kyu Lee, Yoon-Ho Khang, Se-Hwan Yu, Cheol-Kyu Kim, Yong-Su Lee, Chong-Sup Chang, Sang-Ho Park, Su-Hyoung Kang, Hyun-Jae Na, Young-Ki Shin
  • Publication number: 20140192287
    Abstract: A display device includes a display panel including a transistor and a backlight unit providing light to the display panel. The transistor includes a transparent substrate that the backlight unit faces. A gate electrode having a first width is disposed on the transparent substrate. A gate insulating layer, having a barrier layer, is disposed on the gate electrode and the transparent substrate. A semiconductor layer is disposed on the gate insulating layer. The semiconductor layer has a second width greater than the first width.
    Type: Application
    Filed: November 8, 2013
    Publication date: July 10, 2014
    Applicant: Samsung Display Co., Ltd
    Inventors: Sang Youn HAN, Kyung Tea Park, Cheol Kyu Kim, Sung Hoon Yang, Sang Hyun Jeon, Eun Jeong Cho
  • Patent number: 8767450
    Abstract: A memory system includes a memory cell array having a plurality of memory sectors. Each memory sector includes a plurality of memory cells. The memory system further includes a controller configured to write data to the memory cell array in response to a writing signal. The controller is further configured to refresh a memory sector among the plurality of memory sectors each time a writing signal is provided. When N (N is a positive integer) memory cells are programmed, a programming current is less than or equal to about 0.75 mA*N.
    Type: Grant
    Filed: May 13, 2010
    Date of Patent: July 1, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Doo-gon Kim, Hui-kwon Seo, Cheol-kyu Kim, Sei-jin Kim, Yoon-ho Khang, Han-gu Sohn, Tae-yon Lee, Dae-won Ha