Patents by Inventor Changil Tae

Changil Tae 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).

  • Patent number: 10998350
    Abstract: Provided is a display device including a display panel including a pixel including a first sub-pixel and a second sub-pixel, and a capping layer. The first sub-pixel includes a first pixel transistor disposed on a first pixel circuit area, a first pixel electrode disposed on a first pixel electrode area, a first color filter disposed on the first pixel circuit area while covering the first pixel transistor, and a second color filter disposed on the first pixel electrode area and the first pixel circuit area. The capping layer covers the first color filter and the second color filter, and a first opening is defined in one area of the capping layer, which overlaps the second color filter on a plane.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: May 4, 2021
    Inventors: Jinjoo Ha, Basrur Veidhes, Yangho Bae, Changil Tae
  • Publication number: 20200301179
    Abstract: A liquid crystal display includes a display substrate which includes a plurality of pixel areas and is curved in a first direction, an opposite substrate which faces the display substrate, is coupled to the display substrate, and is curved along the display substrate, and a liquid crystal layer disposed between the display substrate and the opposite substrate, where a plurality of domains are defined in each of the plurality of pixel areas, directions in which liquid crystal molecules of the liquid crystal layer are aligned are different from each other in at least two domains among the plurality of domains, and the plurality of domains is arranged in a second direction crossing the first direction.
    Type: Application
    Filed: June 5, 2020
    Publication date: September 24, 2020
    Inventors: Wan-Soon IM, MinWook PARK, SuWan WOO, Eun-Kil PARK, Jeongman Son, Changil TAE, Kee-Bum PARK, Kyung-Bae KIM, JE HYEONG PARK, JOOHWAN PARK, YU DEOK SEO, Seungho YANG, SEJOON OH, HEEHWAN LEE
  • Patent number: 10712596
    Abstract: A liquid crystal display includes a display substrate which includes a plurality of pixel areas and is curved in a first direction, an opposite substrate which faces the display substrate, is coupled to the display substrate, and is curved along the display substrate, and a liquid crystal layer disposed between the display substrate and the opposite substrate, where a plurality of domains are defined in each of the plurality of pixel areas, directions in which liquid crystal molecules of the liquid crystal layer are aligned are different from each other in at least two domains among the plurality of domains, and the plurality of domains is arranged in a second direction crossing the first direction.
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: July 14, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Wan-Soon Im, MinWook Park, SuWan Woo, Eun-Kil Park, Jeongman Son, Changil Tae, Kee-Bum Park, Kyung-Bae Kim, Je Hyeong Park, Joohwan Park, Yu Deok Seo, Seungho Yang, Sejoon Oh, Heehwan Lee
  • Patent number: 10663806
    Abstract: A liquid crystal display includes a display substrate having pixel electrodes and a curvature along a first direction, an opposite substrate coupled to the display substrate and curved together with the display substrate, and a liquid crystal layer interposed between the display substrate and the opposite substrate. Each pixel electrode comprises a plurality of domains successively arranged along a second direction substantially perpendicular to the first direction, and further comprises branch electrodes positioned within each domain to be inclined with respect to the first and second directions, the branch electrodes of two domains adjacent to each other in the second direction being arranged in alternating manner.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: May 26, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Changil Tae, Suwan Woo
  • Publication number: 20190363110
    Abstract: Provided is a display device including a display panel including a pixel including a first sub-pixel and a second sub-pixel, and a capping layer. The first sub-pixel includes a first pixel transistor disposed on a first pixel circuit area, a first pixel electrode disposed on a first pixel electrode area, a first color filter disposed on the first pixel circuit area while covering the first pixel transistor, and a second color filter disposed on the first pixel electrode area and the first pixel circuit area. The capping layer covers the first color filter and the second color filter, and a first opening is defined in one area of the capping layer, which overlaps the second color filter on a plane.
    Type: Application
    Filed: April 26, 2019
    Publication date: November 28, 2019
    Inventors: Jinjoo HA, Basrur VEIDHES, Yangho BAE, Changil TAE
  • Publication number: 20190196257
    Abstract: A display device includes a first substrate; a second substrate covering the first substrate; a liquid crystal layer between the first substrate and the second substrate; a plurality of pixels on the first substrate; and a light blocking member disposed on at least one of the first substrate and the second substrate, the light blocking member disposed in a curved area and defining a display area and a non-display area. The plurality of pixels includes a first pixel outside the curved area; and a second pixel in the curved area, and a pixel electrode of the first pixel has a different shape from a shape of a pixel electrode of the second pixel.
    Type: Application
    Filed: February 26, 2019
    Publication date: June 27, 2019
    Inventors: Changil TAE, Seungjun YU, Younggoo SONG
  • Patent number: 10254580
    Abstract: A display device includes a first substrate; a second substrate covering the first substrate; a liquid crystal layer between the first substrate and the second substrate; a plurality of pixels on the first substrate; and a light blocking member disposed on at least one of the first substrate and the second substrate, the light blocking member disposed in a curved area and defining a display area and a non-display area. The plurality of pixels includes a first pixel outside the curved area; and a second pixel in the curved area, and a pixel electrode of the first pixel has a different shape from a shape of a pixel electrode of the second pixel.
    Type: Grant
    Filed: January 20, 2017
    Date of Patent: April 9, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Changil Tae, Seungjun Yu, Younggoo Song
  • Publication number: 20180314115
    Abstract: A liquid crystal display includes a display substrate having pixel electrodes and a curvature along a first direction, an opposite substrate coupled to the display substrate and curved together with the display substrate, and a liquid crystal layer interposed between the display substrate and the opposite substrate. Each pixel electrode comprises a plurality of domains successively arranged along a second direction substantially perpendicular to the first direction, and further comprises branch electrodes positioned within each domain to be inclined with respect to the first and second directions, the branch electrodes of two domains adjacent to each other in the second direction being arranged in alternating manner.
    Type: Application
    Filed: June 28, 2018
    Publication date: November 1, 2018
    Inventors: Changil TAE, Suwan WOO
  • Patent number: 10036924
    Abstract: A liquid crystal display includes a display substrate having pixel electrodes and a curvature along a first direction, an opposite substrate coupled to the display substrate and curved together with the display substrate, and a liquid crystal layer interposed between the display substrate and the opposite substrate. Each pixel electrode comprises a plurality of domains successively arranged along a second direction substantially perpendicular to the first direction, and further comprises branch electrodes positioned within each domain to be inclined with respect to the first and second directions, the branch electrodes of two domains adjacent to each other in the second direction being arranged in alternating manner.
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: July 31, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Changil Tae, Suwan Woo
  • Patent number: 9910322
    Abstract: A liquid crystal display device includes: a first substrate; a second substrate positioned parallel to the first substrate; a liquid crystal layer between the first substrate and the second substrate. A black matrix disposed on one of the first substrate and the second substrate and configured to define a pixel region. A lower pixel electrode on the first substrate corresponding to the pixel region. An upper insulating layer disposed on the lower pixel electrode and having at least one groove. An upper pixel electrode disposed on the upper insulating layer and receiving a data signal from a thin film transistor, the data signal applied from a data line.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: March 6, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Swaehyun Kim, Jehyeong Park, Kyungbae Kim, Changil Tae, Kipyo Hong
  • Publication number: 20170322446
    Abstract: A display device includes a first substrate; a second substrate covering the first substrate; a liquid crystal layer between the first substrate and the second substrate; a plurality of pixels on the first substrate; and a light blocking member disposed on at least one of the first substrate and the second substrate, the light blocking member disposed in a curved area and defining a display area and a non-display area. The plurality of pixels includes a first pixel outside the curved area; and a second pixel in the curved area, and a pixel electrode of the first pixel has a different shape from a shape of a pixel electrode of the second pixel.
    Type: Application
    Filed: January 20, 2017
    Publication date: November 9, 2017
    Inventors: Changil TAE, Seungjun YU, Younggoo SONG
  • Publication number: 20160342017
    Abstract: A display device includes: a first substrate; a gate line and a data line on the first substrate; a transistor connected to the gate line and the data line; an insulating layer on the data line and the transistor; and a color filter layer on the insulating layer. The color filter layer may include a first support pattern portion extending substantially parallel to the gate line.
    Type: Application
    Filed: March 9, 2016
    Publication date: November 24, 2016
    Inventors: Seiyong PARK, Jungwook LEE, Hyoungcheol LEE, Changil TAE
  • Publication number: 20160246135
    Abstract: A liquid crystal display includes a display substrate having pixel electrodes and a curvature along a first direction, an opposite substrate coupled to the display substrate and curved together with the display substrate, and a liquid crystal layer interposed between the display substrate and the opposite substrate. Each pixel electrode comprises a plurality of domains successively arranged along a second direction substantially perpendicular to the first direction, and further comprises branch electrodes positioned within each domain to be inclined with respect to the first and second directions, the branch electrodes of two domains adjacent to each other in the second direction being arranged in alternating manner.
    Type: Application
    Filed: February 22, 2016
    Publication date: August 25, 2016
    Inventors: Changil TAE, Suwan WOO
  • Publication number: 20160139468
    Abstract: A liquid crystal display device includes: a first substrate; a second substrate positioned parallel to the first substrate; a liquid crystal layer between the first substrate and the second substrate. A black matrix disposed on one of the first substrate and the second substrate and configured to define a pixel region. A lower pixel electrode on the first substrate corresponding to the pixel region. An upper insulating layer disposed on the lower pixel electrode and having at least one groove. An upper pixel electrode disposed on the upper insulating layer and receiving a data signal from a thin film transistor, the data signal applied from a data line.
    Type: Application
    Filed: November 17, 2015
    Publication date: May 19, 2016
    Inventors: Swaehyun KIM, Jehyeong PARK, Kyungbae KIM, Changil TAE, Kipyo HONG
  • Patent number: 9001007
    Abstract: A display panel includes: a first base substrate on which a plurality of pixel areas are defined; a color filter layer including a plurality of color filters respectively in the plurality of pixel areas of the first base substrate, where four color filters having different colors are respectively in four pixel areas adjacent to each other; a plurality of pixel electrodes on the color filter layer, respectively in the plurality of pixel areas and electrically insulated from each other; a first area including a contact point at which the four adjacent pixel areas meet; a second base substrate which is combined with the first base substrate and faces the second base substrate; and a reference electrode on one of the first and second base substrates. At least one color filter among the four adjacent color filters includes a protruding part which overlaps the first area.
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: April 7, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hwa Park, YeoGeon Yoon, Swae-Hyun Kim, Changil Tae
  • Publication number: 20150036073
    Abstract: A liquid crystal display includes a display substrate which includes a plurality of pixel areas and is curved in a first direction, an opposite substrate which faces the display substrate, is coupled to the display substrate, and is curved along the display substrate, and a liquid crystal layer disposed between the display substrate and the opposite substrate, where a plurality of domains are defined in each of the plurality of pixel areas, directions in which liquid crystal molecules of the liquid crystal layer are aligned are different from each other in at least two domains among the plurality of domains, and the plurality of domains is arranged in a second direction crossing the first direction.
    Type: Application
    Filed: May 28, 2014
    Publication date: February 5, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Wan-Soon IM, MinWook PARK, SuWan WOO, Eun-Kil PARK, Jeongman Son, Changil TAE, Kee-Bum PARK, Kyung-Bae KIM, JE HYEONG PARK, JOOHWAN PARK, YU DEOK SEO, Seungho YANG, SEJOON OH, HEEHWAN LEE
  • Patent number: 8614443
    Abstract: A display apparatus includes a substrate and a plurality of pixels disposed on the substrate. Each pixel includes a gate electrode disposed on the substrate, a gate dielectric layer disposed on the substrate and the gate electrode, an oxide semiconductor pattern disposed on the gate dielectric layer, a first insulating pattern disposed on the oxide semiconductor pattern that overlaps the gate electrode, a second insulating pattern disposed on the oxide semiconductor pattern and spaced apart from the first insulating pattern, source and drain electrodes spaced apart from each other on the oxide semiconductor pattern, a pixel electrode pattern disposed on the second insulating pattern to make contact with the source electrode, and a channel area defined where the oxide semiconductor pattern overlaps the gate electrode. A high carrier mobility channel is formed in the channel area when a turn-on voltage is applied to the gate electrode.
    Type: Grant
    Filed: September 19, 2011
    Date of Patent: December 24, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Swae-Hyun Kim, YeoGeon Yoon, Jae Hwa Park, Changil Tae
  • Publication number: 20120326950
    Abstract: A display panel includes: a first base substrate on which a plurality of pixel areas are defined; a color filter layer including a plurality of color filters respectively in the plurality of pixel areas of the first base substrate, where four color filters having different colors are respectively in four pixel areas adjacent to each other; a plurality of pixel electrodes on the color filter layer, respectively in the plurality of pixel areas and electrically insulated from each other; a first area including a contact point at which the four adjacent pixel areas meet; a second base substrate which is combined with the first base substrate and faces the second base substrate; and a reference electrode on one of the first and second base substrates. At least one color filter among the four adjacent color filters includes a protruding part which overlaps the first area.
    Type: Application
    Filed: December 6, 2011
    Publication date: December 27, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Hwa PARK, YeoGeon YOON, Swae-Hyun KIM, Changil TAE
  • Publication number: 20120211751
    Abstract: A display apparatus includes a substrate and a plurality of pixels disposed on the substrate. Each pixel includes a gate electrode disposed on the substrate, a gate dielectric layer disposed on the substrate and the gate electrode, an oxide semiconductor pattern disposed on the gate dielectric layer, a first insulating pattern disposed on the oxide semiconductor pattern that overlaps the gate electrode, a second insulating pattern disposed on the oxide semiconductor pattern and spaced apart from the first insulating pattern, source and drain electrodes spaced apart from each other on the oxide semiconductor pattern, a pixel electrode pattern disposed on the second insulating pattern to make contact with the source electrode, and a channel area defined where the oxide semiconductor pattern overlaps the gate electrode. A high carrier mobility channel is formed in the channel area when a turn-on voltage is applied to the gate electrode.
    Type: Application
    Filed: September 19, 2011
    Publication date: August 23, 2012
    Inventors: Swae-Hyun Kim, YeoGeon Yoon, Jae Hwa Park, Changil Tae