Patents by Inventor Jae-Neung KIM

Jae-Neung 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: 20230215954
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Application
    Filed: February 28, 2023
    Publication date: July 6, 2023
    Inventors: YONG SU LEE, Yoon Ho KHANG, Dong Jo KIM, Hyun Jae NA, Sang Ho PARK, Se Hwan YU, Chong Sup CHANG, Dae Ho KIM, Jae Neung Kim, Myoung Geun CHA, Sang Gab KIM, Yu-Gwang JEONG
  • Patent number: 11594639
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: February 28, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong Su Lee, Yoon Ho Khang, Dong Jo Kim, Hyun Jae Na, Sang Ho Park, Se Hwan Yu, Chong Sup Chang, Dae Ho Kim, Jae Neung Kim, Myoung Geun Cha, Sang Gap Kim, Yu-Gwang Jeong
  • Patent number: 11216137
    Abstract: A display device includes a display panel which includes a plurality of pixels, each of the plurality of pixels including a light emitting region defined by a pixel defining layer; and a touch sensor which is disposed on one surface of the display panel and includes a plurality of sensing electrodes and a plurality of sensing lines connected to the plurality of sensing electrodes. At least two sensing lines are disposed between light emitting regions adjacent to each other.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: January 4, 2022
    Inventors: Jae Neung Kim, Chang Yong Jung, Do Hyun Kwon, Choong Youl Im
  • Publication number: 20210217895
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Application
    Filed: December 8, 2020
    Publication date: July 15, 2021
    Inventors: Yong Su Lee, Yoon Ho Khang, Dong Jo Kim, Hyun Jae Na, Sang Ho Park, Se Hwan Yu, Chong Sup Chang, Dae Ho Kim, Jae Neung Kim, Myoung Geun Cha, Sang Gap Kim, Yu-Gwang Jeong
  • Patent number: 10903285
    Abstract: There are provided an input sensor having improved input sensing sensitivity, a method for manufacturing the input sensor, and a display device having the input sensor.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: January 26, 2021
    Inventors: Jae Neung Kim, Do Hyun Kwon, Choong Youl Im, Chang Yong Jung
  • Patent number: 10861978
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: December 8, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong Su Lee, Yoon Ho Khang, Dong Jo Kim, Hyun Jae Na, Sang Ho Park, Se Hwan Yu, Chong Sup Chang, Dae Ho Kim, Jae Neung Kim, Myoung Geun Cha, Sang Gab Kim, Yu-Gwang Jeong
  • Patent number: 10831294
    Abstract: A display device according to an exemplary embodiment includes: a display panel that displays an image; and a touch sensor that is provided on the display panel, wherein the touch sensor includes a sense electrode that senses a touch and a shield layer that is disposed between the sense electrode and the display panel while partially overlapping the sense electrode, the sense electrode includes a plurality of conductive lines that are connected with each other and have a mesh shape, the plurality of conductive lines includes a first conductive line and a second conductive line that are disposed on different layers, and the shield layer overlaps at least one of the first conductive line and the second conductive line.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: November 10, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Neung Kim, Do Hyun Kwon, Chang Yong Jung, Choong Youl Im
  • Publication number: 20200241705
    Abstract: A display device includes a display panel which includes a plurality of pixels, each of the plurality of pixels including a light emitting region defined by a pixel defining layer; and a touch sensor which is disposed on one surface of the display panel and includes a plurality of sensing electrodes and a plurality of sensing lines connected to the plurality of sensing electrodes. At least two sensing lines are disposed between light emitting regions adjacent to each other.
    Type: Application
    Filed: January 23, 2020
    Publication date: July 30, 2020
    Inventors: Jae Neung KIM, Chang Yong JUNG, Do Hyun KWON, Choong Youl IM
  • Patent number: 10521057
    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: Grant
    Filed: September 14, 2015
    Date of Patent: December 31, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung-Kyun Park, Kyung-Seop Kim, Jae-Neung Kim, Cheol-Kyu Kim, Ki-Hyun Cho, Sun-Haeng Cho
  • Publication number: 20190312147
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Application
    Filed: December 24, 2018
    Publication date: October 10, 2019
    Inventors: Yong Su Lee, Yoon Ho Khang, Dong Jo Kim, Hyun Jae Na, Sang Ho Park, Se Hwan Yu, Chong Sup Chang, Dae Ho Kim, Jae Neung Kim, Myoung Geun Cha, Sang Gab Kim, Yu-Gwang Jeong
  • Publication number: 20190114011
    Abstract: A display device according to an exemplary embodiment includes: a display panel that displays an image; and a touch sensor that is provided on the display panel, wherein the touch sensor includes a sense electrode that senses a touch and a shield layer that is disposed between the sense electrode and the display panel while partially overlapping the sense electrode, the sense electrode includes a plurality of conductive lines that are connected with each other and have a mesh shape, the plurality of conductive lines includes a first conductive line and a second conductive line that are disposed on different layers, and the shield layer overlaps at least one of the first conductive line and the second conductive line.
    Type: Application
    Filed: May 2, 2018
    Publication date: April 18, 2019
    Inventors: Jae Neung KIM, Do Hyun KWON, Chang Yong JUNG, Choong Youl IM
  • Publication number: 20190103443
    Abstract: There are provided an input sensor having improved input sensing sensitivity, a method for manufacturing the input sensor, and a display device having the input sensor.
    Type: Application
    Filed: September 28, 2018
    Publication date: April 4, 2019
    Inventors: Jae Neung KIM, Do Hyun KWON, Choong Youl IM, Chang Yong JUNG
  • Patent number: 10192992
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: January 29, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong Su Lee, Yoon Ho Khang, Dong Jo Kim, Hyun Jae Na, Sang Ho Park, Se Hwan Yu, Chong Sup Chang, Dae Ho Kim, Jae Neung Kim, Myoung Geun Cha, Sang Gab Kim, Yu-Gwang Jeong
  • Patent number: 10132977
    Abstract: A wire grid polarizer plate includes: a transparent substrate through which incident light is transmitted; and a partition wall member on the transparent substrate and at which first polarized light is transmitted and second polarized light perpendicular to the first polarized light is reflected. The partition wall member is defined by: first partition walls spaced apart from each other on the transparent substrate, the first partition walls formed of a first metal; second partition walls respectively on the first partition walls, the second partition walls formed of a second metal having strength greater than that of the first metal; and third reinforced partition walls respectively on the second partition walls and having a stepped cross-sectional structure, the third partition walls formed of an oxide of the first metal, the oxide of the first metal having strength greater than the strength of the second metal.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: November 20, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung Ha Son, Jae Neung Kim, Yong Hwan Ryu
  • Patent number: 10126886
    Abstract: A transparent electrode pattern includes a first electrode including a first lower conductive layer and a first upper conductive layer located on the first lower conductive layer and a second electrode spaced apart from the first electrode and including a second lower conductive layer and a second upper conductive layer positioned on the second lower conductive layer. The first and second lower conductive layers may include a metal nanowire. The first and second upper conductive layers may include a transparent conductive material that is dry-etchable.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: November 13, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Shin Il Choi, Jae Neung Kim, Su Bin Bae, Yu-Gwang Jeong
  • Patent number: 10031628
    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: Grant
    Filed: December 31, 2015
    Date of Patent: July 24, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Hyun Cho, Jae Neung Kim, Cheol Kyu Kim, Kyung Seop Kim
  • Patent number: 10001875
    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: Grant
    Filed: July 10, 2017
    Date of Patent: June 19, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung Kyun Park, Cheol Kyu Kim, Ki Hyun Cho, Sun Haeng Cho, Kyung Seop Kim, Jae Neung Kim
  • Patent number: 9990097
    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: Grant
    Filed: March 17, 2016
    Date of Patent: June 5, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Kyun Park, Jae Neung Kim, Ki Hyun Cho, Sun Haeng Cho, Cheol Kyu Kim
  • Patent number: 9946420
    Abstract: A touch screen panel includes a substrate including an active area, a non-active area at the periphery of the active area, and a contact area between the active area and the non-active area, sensing electrodes disposed in the active area, connecting lines disposed in the non-active area and the contact area and electrically connected to the sensing electrodes, and a metal capping layer disposed in the contact area, in which the sensing electrodes include a first overcoating layer disposed on the substrate as a conductor layer, and a second overcoating layer disposed on the first overcoating layer, the connecting lines include the first overcoating layer, the second overcoating layer, and a metal line layer disposed on the second overcoating layer, and the metal capping layer couple the metal line layer to the first overcoating layer through a contact hole to expose the first overcoating layer in the contact area.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: April 17, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Haeng Cho, Jae Neung Kim, Sung Kyun Park, Sang Kyu Choi, Kyung Seop Kim, Ki Hyun Cho
  • Patent number: 9927934
    Abstract: A flexible touch panel includes a touch sensor unit disposed on a flexible substrate. The flexible touch panel includes a transparent conductive layer, a first transparent conductive oxide layer, and a second transparent conductive oxide layer that are sequentially deposited and sequentially contact each other.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: March 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Neung Kim, Sun Haeng Cho, Ki-Hyun Cho