Patents by Inventor Pil-Soon Hong

Pil-Soon Hong 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: 20210183988
    Abstract: A stretchable display device includes a stretchable substrate including a plurality of island areas that are separated from each other and a hinge area connecting the plurality of island areas, a plurality of display units respectively located in each of the plurality of island areas, a wiring part connecting the plurality of display units and located at the hinge area, and an insulating layer between the stretchable substrate and the plurality of display units. The insulating layer includes an opening overlapping the hinge area.
    Type: Application
    Filed: February 22, 2021
    Publication date: June 17, 2021
    Applicant: Samsung Display Co., Ltd.
    Inventors: Gwui-Hyun PARK, Chul Won PARK, Pil Soon HONG, Bo Geon JEON
  • Patent number: 10978668
    Abstract: An organic light emitting diode (OLED) display includes a first substrate, a second substrate facing the first substrate, a sealing member interposed between the first substrate and the second substrate, the sealing member including a siloxane material, a semiconductor layer on the first substrate, a planarization layer on the semiconductor layer, and a barrier rib on the planarization layer. The planarization layer or the barrier rib may also include the siloxane material.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: April 13, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwui-Hyun Park, Pil Soon Hong, Chul Won Park, Jeong Min Park, Hyun Jin Son
  • Patent number: 10964769
    Abstract: A stretchable display device includes a stretchable substrate including a plurality of island areas that are separated from each other and a hinge area connecting the plurality of island areas, a plurality of display units respectively located in each of the plurality of island areas, a wiring part connecting the plurality of display units and located at the hinge area, and an insulating layer between the stretchable substrate and the plurality of display units. The insulating layer includes an opening overlapping the hinge area.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: March 30, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwui-Hyun Park, Chul Won Park, Pil Soon Hong, Bo Geon Jeon
  • Patent number: 10916728
    Abstract: A display device includes: a substrate including a display area and a non-display area around the display area; a light-emitting element disposed in the display area; an encapsulating layer sealing the light-emitting element; and a dam disposed in the non-display area. The dam includes a first layer and a second layer on the first layer, the first layer includes a first portion with a first height and a second portion with a second height that is less than the first height, and the second layer covers a lateral surface of the first portion.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: February 9, 2021
    Inventors: Gwui-Hyun Park, Jin Seock Kim, Pil Soon Hong, Chui Won Park
  • Patent number: 10868093
    Abstract: A light emitting diode display includes a first electrode, a second electrode overlapping the first electrode, a light emission layer between the first electrode and the second electrode, a pixel defining layer overlapping a part of the first electrode, the pixel defining layer and the light emission layer being spaced apart from each other in a top view, and an inorganic layer between the first electrode and the light emission layer, and an edge of the inorganic layer overlapping the light emission layer and the pixel defining layer.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: December 15, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gwui-Hyun Park, Chul Won Park, Bo Geon Jeon, Pil Soon Hong
  • Publication number: 20200388666
    Abstract: A display device comprises: a base layer, islands and bridges, the islands and the bridges disposed on the base layer, the bridges connecting the islands to each other, first wirings disposed on the bridges, pixels disposed on the islands, the first wirings disposed on the bridges, pixels disposed on the islands, the first wirings being connected to the pixels; an inorganic insulating layer disposed on the base layer, the inorganic insulating layer includes an opening exposing the base layer of a bridge region having the bridges; second wirings disposed in the opening; and a first organic insulating layer disposed between the first wirings and the second wirings, where the first wirings and the second wirings are connected to each other through first contact holes formed in the first organic insulating layer.
    Type: Application
    Filed: April 7, 2020
    Publication date: December 10, 2020
    Applicant: Samsung Display Co., LTD.
    Inventors: Gwui Hyun PARK, Pil Soon HONG, Chul Won PARK, Hyun Jin SON, Koichi SUGITANI, Hyung Bin CHO
  • Patent number: 10741586
    Abstract: A transistor array panel includes a transistor which includes a gate electrode, a semiconductor layer on the gate electrode, and a source electrode and a drain electrode on the semiconductor layer. The semiconductor layer includes a first portion overlapping the source electrode, a second portion overlapping the drain electrode, and a third portion between the first portion and the second portion. The first portion, the second portion, and the third portion have different minimum thicknesses.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: August 11, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Gyun Kim, Jae-Yong Ka, Pil Soon Hong
  • Patent number: 10693016
    Abstract: A display apparatus includes a thin film transistor on a first base substrate, the thin film transistor including a gate electrode disposed on the first base substrate, an active pattern disposed on the first base substrate and including a semiconductor layer including of amorphous silicon and an ohmic contact layer which is on the semiconductor layer, a drain electrode disposed on the ohmic contact layer and having a first thickness, and a source electrode disposed on the ohmic contact layer and having a second thickness which is greater than the first thickness.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: June 23, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Pil Soon Hong, Hyunyoung Jung, Chulwon Park, Gwui-Hyun Park, Jeongmin Park
  • Publication number: 20200135822
    Abstract: A display apparatus having a display area and a pad area and a method of manufacturing the same, the display apparatus including a base substrate; a thin film transistor on the base substrate in the display area; an insulation layer on the base substrate and the thin film transistor; a conductive pattern layer on the insulation layer, the conductive pattern layer including a pad electrode in the pad area; and a via insulation layer on the insulation layer, exposing an upper surface of the pad electrode, and covering edges of the pad electrode, wherein, in the pad area, the insulation layer includes a groove having a depth, the pad electrode being in the groove.
    Type: Application
    Filed: September 13, 2019
    Publication date: April 30, 2020
    Inventors: Gwui-Hyun PARK, Chulwon PARK, Pil Soon HONG, Hyunjin SON
  • Publication number: 20200067014
    Abstract: An organic light emitting diode (OLED) display includes a first substrate, a second substrate facing the first substrate, a sealing member interposed between the first substrate and the second substrate, the sealing member including a siloxane material, a semiconductor layer on the first substrate, a planarization layer on the semiconductor layer, and a barrier rib on the planarization layer. The planarization layer or the barrier rib may also include the siloxane material.
    Type: Application
    Filed: June 17, 2019
    Publication date: February 27, 2020
    Inventors: Gwui-Hyun PARK, Pil Soon HONG, Chul Won PARK, Jeong Min PARK, Hyun Jin SON
  • Publication number: 20200067016
    Abstract: A display device includes: a substrate including a display area and a non-display area around the display area; a light-emitting element disposed in the display area; an encapsulating layer sealing the light-emitting element; and a dam disposed in the non-display area. The dam includes a first layer and a second layer on the first layer, the first layer includes a first portion with a first height and a second portion with a second height that is less than the first height, and the second layer covers a lateral surface of the first portion.
    Type: Application
    Filed: March 26, 2019
    Publication date: February 27, 2020
    Inventors: Gwui-Hyun PARK, Jin Seock KIM, Pil Soon HONG, Chul Won PARK
  • Publication number: 20190341405
    Abstract: A transistor array panel includes a transistor which includes a gate electrode, a semiconductor layer on the gate electrode, and a source electrode and a drain electrode on the semiconductor layer. The semiconductor layer includes a first portion overlapping the source electrode, a second portion overlapping the drain electrode, and a third portion between the first portion and the second portion. The first portion, the second portion, and the third portion have different minimum thicknesses.
    Type: Application
    Filed: July 18, 2019
    Publication date: November 7, 2019
    Inventors: Tae Gyun KIM, Jae-Yong Ka, Pil Soon Hong
  • Publication number: 20190280077
    Abstract: A stretchable display device includes a stretchable substrate including a plurality of island areas that are separated from each other and a hinge area connecting the plurality of island areas, a plurality of display units respectively located in each of the plurality of island areas, a wiring part connecting the plurality of display units and located at the hinge area, and an insulating layer between the stretchable substrate and the plurality of display units. The insulating layer includes an opening overlapping the hinge area.
    Type: Application
    Filed: January 30, 2019
    Publication date: September 12, 2019
    Inventors: Gwui-Hyun PARK, Chul Won PARK, Pil Soon HONG, Bo Geon JEON
  • Patent number: 10396096
    Abstract: A transistor array panel includes a transistor which includes a gate electrode, a semiconductor layer on the gate electrode, and a source electrode and a drain electrode on the semiconductor layer. The semiconductor layer includes a first portion overlapping the source electrode, a second portion overlapping the drain electrode, and a third portion between the first portion and the second portion. The first portion, the second portion, and the third portion have different minimum thicknesses.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: August 27, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Gyun Kim, Jae-Yong Ka, Pil Soon Hong
  • Publication number: 20190245014
    Abstract: A light emitting diode display includes a first electrode, a second electrode overlapping the first electrode, a light emission layer between the first electrode and the second electrode, a pixel defining layer overlapping a part of the first electrode, the pixel defining layer and the light emission layer being spaced apart from each other in a top view, and an inorganic layer between the first electrode and the light emission layer, and an edge of the inorganic layer overlapping the light emission layer and the pixel defining layer.
    Type: Application
    Filed: January 17, 2019
    Publication date: August 8, 2019
    Inventors: Gwui-Hyun PARK, Chul Won PARK, Bo Geon JEON, Pil Soon HONG
  • Publication number: 20180190832
    Abstract: A display apparatus includes a thin film transistor on a first base substrate, the thin film transistor including a gate electrode disposed on the first base substrate, an active pattern disposed on the first base substrate and including a semiconductor layer including of amorphous silicon and an ohmic contact layer which is on the semiconductor layer, a drain electrode disposed on the ohmic contact layer and having a first thickness, and a source electrode disposed on the ohmic contact layer and having a second thickness which is greater than the first thickness.
    Type: Application
    Filed: September 27, 2017
    Publication date: July 5, 2018
    Inventors: PIL SOON HONG, HYUNYOUNG JUNG, CHULWON PARK, GWUI-HYUN PARK, JEONGMIN PARK
  • Publication number: 20180175072
    Abstract: A transistor array panel includes a transistor which includes a gate electrode, a semiconductor layer on the gate electrode, and a source electrode and a drain electrode on the semiconductor layer. The semiconductor layer includes a first portion overlapping the source electrode, a second portion overlapping the drain electrode, and a third portion between the first portion and the second portion. The first portion, the second portion, and the third portion have different minimum thicknesses.
    Type: Application
    Filed: October 23, 2017
    Publication date: June 21, 2018
    Inventors: Tae Gyun KIM, Jae-Yong KA, Pil Soon HONG
  • Patent number: 9551895
    Abstract: A liquid crystal display is provided. The liquid crystal display includes: a substrate; a thin film transistor; a pixel electrode; a roof layer; a plurality of microcavities; and a partition wall. The thin film transistor is disposed on the substrate. The pixel electrode is disposed on the thin film transistor. The roof layer faces the pixel electrode. The microcavities are between the pixel electrode and the roof layer, the microcavities include a liquid crystal material. The partition wall is between the microcavities, and the partition wall is perpendicular to the roof layer.
    Type: Grant
    Filed: June 18, 2014
    Date of Patent: January 24, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yang-Ho Jung, Pil Soon Hong, Jun Hong Park, Seung Bo Shim, Jin Ho Ju
  • Patent number: 9541811
    Abstract: A thin film transistor array panel includes: a gate line and a data line on a substrate, insulatively crossing each other; a thin film transistor connected to the gate line and to the data line; a first color filter overlapping the thin film transistor; a second color filter overlapping the first color filter; a passivation layer covering the first color filter and the second color filter; a first pixel electrode on the passivation layer, the first pixel electrode overlapping the first color filter and the second color filter; and a second pixel electrode on the first pixel electrode, the second pixel electrode overlapping the first color filter and the second color filter and connected with a drain electrode of the thin film transistor.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: January 10, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Pil Soon Hong, Gwui-Hyun Park
  • Patent number: 9443881
    Abstract: A thin film transistor array panel includes a gate line, a gate insulating layer that covers the gate line, a semiconductor layer that is disposed on the gate insulating layer, a data line and drain electrode that are disposed on the semiconductor layer, a passivation layer that covers the data line and drain electrode and has a contact hole that exposes a portion of the drain electrode, and a pixel electrode that is electrically connected to the drain electrode through the contact hole. The data line and drain electrode each have a double layer that includes a lower layer of titanium and an upper layer of copper, and the lower layer is wider than the upper layer, and the lower layer has a region that is exposed. The gate insulating layer may have a step shape.
    Type: Grant
    Filed: October 20, 2014
    Date of Patent: September 13, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jean-Ho Song, Shin-Il Choi, Sun-Young Hong, Shi-Yul Kim, Ki-Yeup Lee, Jae-Hyoung Youn, Sung-Ryul Kim, O-Sung Seo, Yang-Ho Bae, Jong-Hyun Choung, Dong-Ju Yang, Bong-Kyun Kim, Hwa-Yeul Oh, Pil-Soon Hong, Byeong-Beom Kim, Je-Hyeong Park, Yu-Gwang Jeong, Jong-In Kim, Nam-Seok Suh