Patents by Inventor Tae-Woong Kim

Tae-Woong 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).

  • Patent number: 10371869
    Abstract: An anti-scratch film, including a film base and an anti-scratch layer on one side of the film base. The anti-scratch layer includes a plurality of protrusions.
    Type: Grant
    Filed: February 2, 2017
    Date of Patent: August 6, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae-Woong Kim, Hyun-Woo Koo, Young-Gug Seol, Patrick Lee
  • Publication number: 20190221631
    Abstract: A display device includes: a flexible substrate; a plurality of conductive lines on the flexible substrate; a thin film transistor connected to the plurality of conductive lines; and an organic light emitting element connected to the thin film transistor. As a curvature of an area of the flexible substrate increases, a width or a thickness of each of the conductive lines increases.
    Type: Application
    Filed: September 21, 2018
    Publication date: July 18, 2019
    Inventors: Minsung Kim, Hyunwoo Koo, Tae Woong Kim, Jin Hwan Choi, Hayk Kachatryan
  • Publication number: 20190212780
    Abstract: A rollable display device includes a roller defining a rolling direction, and a rollable display unit. A first side of the rollable display unit is fixed to the roller, and the rollable display unit includes a plurality of spacers spaced apart from one another and arranged in the rolling direction. Heights of the spacers disposed near a second side of the rollable display unit opposing the first side are greater than heights of the spacers disposed near the first side of the rollable display unit.
    Type: Application
    Filed: September 27, 2018
    Publication date: July 11, 2019
    Inventors: JIN HWAN CHOI, JEONG HO KIM, HYUN WOO KOO, TAE WOONG KIM
  • Patent number: 10321584
    Abstract: An exemplary embodiment provides a display device including: a display panel configured to include a first area, and a second area and a third area respectively disposed at opposite sides of the first area in a first direction; a first roller unit configured to wind the second area thereon; and a second roller unit configured to wind the third area of the display panel in an opposite direction to that of the first roller unit, wherein a distance between the first roller unit and the second roller unit which are separated from each other in the first direction can be adjusted.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: June 11, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Hwan Choi, Min-Sung Kim, Hyun Woo Koo, Jeong Ho Kim, Tae Woong Kim, Tae An Seo, Jung Hun Lee
  • Patent number: 10304917
    Abstract: An exemplary embodiment provides a flexible display device including a display panel that includes: a substrate; a plurality of pixel electrodes positioned on the substrate; a pixel defining layer positioned on the substrate and having openings overlapping the plurality of pixel electrodes; a common electrode positioned on the plurality of pixel electrodes; a plurality of emission layers positioned between the plurality of pixel electrodes and the common electrode and overlapping the openings of the pixel defining layer; and a plurality of first linear bars positioned across the substrate. The display panel is bendable in a first direction, and each of the plurality of linear bars continuously extends in a second direction crossing the first direction.
    Type: Grant
    Filed: April 30, 2018
    Date of Patent: May 28, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Khachatryan Hayk, Hyun Woo Koo, Tae Woong Kim, Jin Hwan Choi
  • Publication number: 20190131364
    Abstract: An exemplary embodiment provides a flexible display device including a display panel that includes: a substrate; a plurality of pixel electrodes positioned on the substrate; a pixel defining layer positioned on the substrate and having openings overlapping the plurality of pixel electrodes; a common electrode positioned on the plurality of pixel electrodes; a plurality of emission layers positioned between the plurality of pixel electrodes and the common electrode and overlapping the openings of the pixel defining layer; and a plurality of first linear bars positioned across the substrate. The display panel is bendable in a first direction, and each of the plurality of linear bars continuously extends in a second direction crossing the first direction.
    Type: Application
    Filed: April 30, 2018
    Publication date: May 2, 2019
    Inventors: Khachatryan Hayk, Hyun Woo Koo, Tae Woong Kim, Jin Hwan Choi
  • Patent number: 10256435
    Abstract: A display device includes a substrate including a display area and a non-display area, a pixel part in the display area of the substrate to display an image, a first encapsulation layer disposed over and covering at least part of the pixel part, and a second encapsulation layer disposed over the first encapsulation layer and substantially covering the entire extent of the first encapsulation layer, wherein the second encapsulation layer comprises an interpenetrating polymer hydrogel.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: April 9, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Woong Kim, Hyun Woo Koo, Jeong Ho Kim
  • Patent number: 10256430
    Abstract: An organic light emitting device includes a substrate. An organic light emitting diode is disposed on the substrate. A thin film encapsulation layer is disposed over the organic light emitting diode. The thin film encapsulation layer includes at least one organic layer. An organic passivation layer is disposed directly on the thin film encapsulation layer. The organic passivation layer has a smaller Young's modulus than the organic layer of the thin film encapsulation layer.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: April 9, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Khachatryan Hayk, Ki Hyun Kim, Sun Ho Kim, Jeong Ho Kim, Tae Woong Kim, Dan Bi Choi
  • Patent number: 10203531
    Abstract: A display device includes: a display panel which displays an image with light; a cover window disposed on the display panel to form an outer display surface of the display device; a housing into which and out from the display panel and the cover window are together moved; and within the housing: a winding roller around which the display panel is wound and unwound within the housing, a first end of the display panel being connected to the winding roller; and a sliding guide along which the cover window slides to be bent within the housing, the sliding guide disposed outside the winding roller.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: February 12, 2019
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Jin Hwan Choi, Jeong Ho Kim, Hyun Woo Koo, Min Sung Kim, Tae Woong Kim
  • Publication number: 20180341142
    Abstract: A display device includes: a display panel which displays an image with light; a cover window disposed on the display panel to form an outer display surface of the display device; a housing into which and out from the display panel and the cover window are together moved; and within the housing: a winding roller around which the display panel is wound and unwound within the housing, a first end of the display panel being connected to the winding roller; and a sliding guide along which the cover window slides to be bent within the housing, the sliding guide disposed outside the winding roller.
    Type: Application
    Filed: December 18, 2017
    Publication date: November 29, 2018
    Inventors: Jin Hwan CHOI, Jeong Ho KIM, Hyun Woo KOO, Min Sung KIM, Tae Woong KIM
  • Patent number: 10095273
    Abstract: A rollable display device includes a rollable structure including a plurality of unit structures, the rollable structure being rollable and unrollable based on the unit structures, and a display panel structure attached to the rollable structure, wherein respective widths of the unit structures increase in a direction from a first side of the rollable structure to a second side of the rollable structure, the first side of the rollable structure being opposite to the second side of the rollable structure, and wherein each of the unit structures includes a metal plate, the metal plate being bent by a bending limit angle in a direction in which the rollable structure is rolled, and a magnetic object on a side region of the metal plate, the magnetic object being magnetically coupled to an adjacent metal plate.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: October 9, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Hwan Choi, Hyun-Woo Koo, Jeong-Ho Kim, Tae-Woong Kim, Bo-Ik Park, Tae-An Seo, Jung-Hun Lee, Hayk Khachatryan
  • Publication number: 20180226612
    Abstract: A display apparatus includes a display device and an encapsulation layer covering the display device. The encapsulation layer includes a first inorganic encapsulation layer, a second inorganic encapsulation layer, and a hybrid encapsulation layer positioned between the first inorganic encapsulation layer and the second inorganic encapsulation layer. The hybrid encapsulation layer includes at least one of alucone, zircone, zincone, titanicone, and nickelcone.
    Type: Application
    Filed: February 6, 2018
    Publication date: August 9, 2018
    Inventors: Jin-Hwan CHOI, Jin-Seong PARK, Tae-Woong KIM, Dong-Won CHOI
  • Patent number: 10032806
    Abstract: A display device includes a substrate including a first planarization region and a second planarization region inclined at a predetermined angle with respect to the first planarization region. A display device further includes a first wiring disposed in the second planarization region. A display device additionally includes a flexible film bonded with the substrate in the first planarization region and the second planarization region and connected to the first wiring in the second planarization region.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: July 24, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae An Seo, Jin Hwan Choi, Tae Woong Kim, Bo Ik Park, Ju Chan Park
  • Patent number: 10014356
    Abstract: An organic light-emitting diode display is disclosed. In one aspect, the display includes a substrate having a flexible portion configured to bend or fold, a semiconductor positioned over the substrate, and a gate insulating layer positioned over the semiconductor and having an opening. The display also includes an interlayer insulating layer positioned over the gate insulating layer, a portion of the interlayer insulating layer positioned within the opening. The display further includes a gate electrode positioned between the gate insulating layer and the interlayer insulating layer and overlapping the semiconductor in the depth dimension of the OLED display. A source electrode and a drain electrode are positioned over the interlayer insulating layer and connected to the semiconductor.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: July 3, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae An Seo, Ju Chan Park, Jin Hwan Choi, Tae Woong Kim, Bo Ik Park, Young Gug Seol
  • Publication number: 20180151835
    Abstract: A display device includes a substrate including a display area and a non-display area, a pixel part in the display area of the substrate to display an image, a first encapsulation layer disposed over and covering at least part of the pixel part, and a second encapsulation layer disposed over the first encapsulation layer and substantially covering the entire extent of the first encapsulation layer, wherein the second encapsulation layer comprises an interpenetrating polymer hydrogel.
    Type: Application
    Filed: November 7, 2017
    Publication date: May 31, 2018
    Inventors: Tae Woong KIM, Hyun Woo KOO, Jeong Ho KIM
  • Patent number: 9960220
    Abstract: An organic light emitting diode (OLED) display, including a flexible substrate bent in a first direction, an OLED arranged on the flexible substrate, a first thin film transistor connected to the OLED and including a first channel area extending in a second direction crossing the first direction, and one or more additional thin film transistors connected to the first thin film transistor and including corresponding additional channel areas extending in the second direction.
    Type: Grant
    Filed: January 23, 2017
    Date of Patent: May 1, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae-Woong Kim, Hyun-Woo Koo, Young-Gug Seol, Young-Ki Hong, Won-Kyu Kwak, Yang-Wan Kim, Han-Sung Bae
  • Patent number: 9941311
    Abstract: Disclosed herein is a flexible display device, including: a substrate that comprises a first surface and a second surface which is an opposite surface to the first surface; a light-emitting device disposed on the first surface; a reduction layer disposed on the second surface; and a barrier layer disposed between the second surface and the reduction layer.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: April 10, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Khachatryan Hayk, Ki Hyun Kim, Sun Ho Kim, Jeong Ho Kim, Tae Woong Kim, Yeon Gon Mo, Dan Bi Choi
  • Publication number: 20180098440
    Abstract: An exemplary embodiment provides a display device including: a display panel configured to include a first area, and a second area and a third area respectively disposed at opposite sides of the first area in a first direction; a first roller unit configured to wind the second area thereon; and a second roller unit configured to wind the third area of the display panel in an opposite direction to that of the first roller unit, wherein a distance between the first roller unit and the second roller unit which are separated from each other in the first direction can be adjusted.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Inventors: Jin Hwan CHOI, Min-Sung KIM, Hyun Woo KOO, Jeong Ho KIM, Tae Woong KIM, Tae An SEO, Jung Hun LEE
  • Patent number: 9935280
    Abstract: In an aspect, a flexible substrate may include a base substrate, an insulating layer positioned on a first surface of the base substrate, a protective film positioned on a second surface facing the first surface of the base substrate and an adhesive layer positioned between the base substrate and the protective film and attaching the protective film on the second surface of the base substrate. The adhesive layer may include a cross-linker.
    Type: Grant
    Filed: February 3, 2016
    Date of Patent: April 3, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Gug Seol, Tae Woong Kim, Ju Chan Park, Pil Suk Lee, Jin Hwan Choi
  • Patent number: D819020
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: May 29, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Hwan Choi, Hyun Woo Koo, Kyu Young Kim, Jeong Ho Kim, Tae Woong Kim, Yeon Gon Mo, Tae An Seo, Jung Hun Lee