Patents by Inventor Young Gug Seol

Young Gug Seol 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: 20160343985
    Abstract: A display device is disclosed. In one aspect, the display device includes a substrate, a barrier layer formed over the substrate, and an emission layer formed over the barrier layer. The display device also includes a stress-absorbing layer contacting one of the substrate, the barrier layer, and the emission layer. The stress-absorbing layer has a structural density configured to partially vary based on an applied voltage.
    Type: Application
    Filed: January 11, 2016
    Publication date: November 24, 2016
    Inventors: Bo lk Park, Sun Ho Kim, Young Gug Seol, Jin Hwan Choi
  • Publication number: 20160315276
    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: Application
    Filed: February 3, 2016
    Publication date: October 27, 2016
    Inventors: Young Gug SEOL, Tae Woong KIM, Ju Chan PARK, Pil Suk LEE, Jin Hwan CHOI
  • Patent number: 9437830
    Abstract: A display device is disclosed. In one aspect, the display device includes a flexible substrate capable of being bent in a first direction and an insulating layer including a first opening pattern positioned on the flexible substrate and extending in a second direction crossing the first direction.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: September 6, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Woong Kim, Hyun Woo Koo, Young Gug Seol
  • Publication number: 20160225995
    Abstract: A mask comprises a mask frame defining an opening; a plurality of support bars installed in the opening of the mask frame; a plurality of movable bars, each of which is installed over a corresponding one of the plurality of support bars and movable relative to the corresponding support bar, wherein the plurality of support bars and the plurality of movable bars are arranged to divide the opening into a plurality of mask holes; and a plurality of actuators installed between the plurality of movable bars and the corresponding support bars and configured to move the movable bars relative to the plurality of support bars.
    Type: Application
    Filed: July 20, 2015
    Publication date: August 4, 2016
    Inventors: Tae An SEO, Bo Ik PARK, Ju Chan PARK, Young Gug SEOL, Pil Suk LEE, Jin Hwan CHOI
  • Publication number: 20160218305
    Abstract: A display device includes: a flexible substrate including a bending area bent in one direction; an insulating layer on the flexible substrate and comprising a plurality of opening patterns spaced apart from each other at the bending area; and a wavy line extending through the plurality of opening patterns.
    Type: Application
    Filed: September 9, 2015
    Publication date: July 28, 2016
    Inventors: Tae Woong Kim, Hyun Woo Koo, Ki Hyun Kim, Young Gug Seol
  • Publication number: 20160181292
    Abstract: Provided are a thin-film transistor (TFT), a method of manufacturing the same, and a method of manufacturing a backplane for a flat panel display (FPD). The method of manufacturing the TFT according to an embodiment of the present invention includes forming a gate electrode on a substrate; forming an insulating layer on the substrate to cover the gate electrode; performing a plasma treatment on an upper surface of the insulating layer using a halogen gas; forming an oxide semiconductor layer on the insulating layer and positioned to correspond to the gate electrode; and forming source and drain electrodes on the insulating layer to contact and over portions of the oxide semiconductor layer.
    Type: Application
    Filed: March 2, 2016
    Publication date: June 23, 2016
    Inventors: Young-Gug SEOL, Tae-Woong KIM, Jin JANG, Christophe AVIS
  • Patent number: 9312395
    Abstract: Provided are a thin-film transistor (TFT), a method of manufacturing the same, and a method of manufacturing a backplane for a flat panel display (FPD). The method of manufacturing the TFT according to an embodiment of the present invention includes forming a gate electrode on a substrate; forming an insulating layer on the substrate to cover the gate electrode; performing a plasma treatment on an upper surface of the insulating layer using a halogen gas; forming an oxide semiconductor layer on the insulating layer and positioned to correspond to the gate electrode; and forming source and drain electrodes on the insulating layer to contact and over portions of the oxide semiconductor layer.
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: April 12, 2016
    Assignees: Samsung Display Co., Ltd., University-Industry Cooperation Group of Kyung Hee University
    Inventors: Young-Gug Seol, Tae-Woong Kim, Jin Jang, Christophe Avis
  • Publication number: 20150268914
    Abstract: A display device includes a first display, an accommodation unit on a side of the first display, and a second display. The second display is rollably accommodated in the accommodation unit in a rolled state.
    Type: Application
    Filed: September 4, 2014
    Publication date: September 24, 2015
    Inventors: Tae-Woong KIM, Young-Gug SEOL, Ki-Yong LEE, Sang-Wol LEE
  • Publication number: 20150179722
    Abstract: An organic light emitting display device includes: a curved organic light emitting display panel. The organic light emitting display panel includes a flexible substrate, a thin film transistor layer including a semiconductor layer, and an organic light emission layer including an organic light emitting material. In the curved organic light emitting display panel, the thin film transistor layer receives a compressive stress, or a neutral plane in which the compressive stress and a tensile stress maintain equilibrium is defined in the thin film transistor layer.
    Type: Application
    Filed: October 16, 2014
    Publication date: June 25, 2015
    Inventors: Hyun Woo KOO, Tae Woong KIM, Young Gug SEOL
  • Publication number: 20150084003
    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: Application
    Filed: September 20, 2013
    Publication date: March 26, 2015
    Applicant: 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
  • Publication number: 20150060784
    Abstract: A method of manufacturing an organic light emitting display includes: patterning an amorphous silicon layer to form an amorphous silicon layer pattern; forming an insulating layer on the amorphous silicon layer pattern; forming a gate electrode on a part of the insulating layer which corresponds to the amorphous silicon layer pattern; forming a blocking film on the gate electrode and the insulating layer; doping an impurity in a part of the amorphous silicon layer pattern; annealing the amorphous silicon layer pattern on which the impurity is doped to form a semiconductor layer; removing the blocking film; etching the insulating layer using the gate electrode as a mask to form a gate insulating layer below the gate electrode; forming an interlayer insulating layer using an organic insulator on a buffer layer, the gate electrode, and the semiconductor layer.
    Type: Application
    Filed: April 15, 2014
    Publication date: March 5, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sun Hee Lee, Young Gug Seol, Ju Chan Park, Jin Woo Lee, Pil Suk Lee, Hui Ying Li
  • Publication number: 20150041769
    Abstract: A display device is disclosed. In one aspect, the display device includes a flexible substrate capable of being bent in a first direction and an insulating layer including a first opening pattern positioned on the flexible substrate and extending in a second direction crossing the first direction.
    Type: Application
    Filed: January 17, 2014
    Publication date: February 12, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Tae Woong Kim, Hyun Woo Koo, Young Gug Seol
  • Publication number: 20150028331
    Abstract: Provided are a thin-film transistor (TFT), a method of manufacturing the same, and a method of manufacturing a backplane for a flat panel display (FPD). The method of manufacturing the TFT according to an embodiment of the present invention includes forming a gate electrode on a substrate; forming an insulating layer on the substrate to cover the gate electrode; performing a plasma treatment on an upper surface of the insulating layer using a halogen gas; forming an oxide semiconductor layer on the insulating layer and positioned to correspond to the gate electrode; and forming source and drain electrodes on the insulating layer to contact and over portions of the oxide semiconductor layer.
    Type: Application
    Filed: July 23, 2014
    Publication date: January 29, 2015
    Inventors: Young-Gug Seol, Tae-Woong KIM, Jin Jang, Christophe Avis
  • Publication number: 20140333333
    Abstract: A substrate evaluation apparatus and method which includes a substrate storage portion accommodating a substrate, first and second fastening portions are arranged in the substrate storage portion and are each fastened to a side of the substrate, a driving portion driving the first and second fastening portions, and a measurement portion measuring electrical characteristics of the substrate through application of an electrical signal to the substrate.
    Type: Application
    Filed: August 6, 2013
    Publication date: November 13, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Gug Seol, Tae Woong Kim, Byeong Ung Hwang, Nae Eung Lee
  • Publication number: 20140305180
    Abstract: Provided are a bending apparatus and a bending method. According to an aspect of the present invention, there is provided a bending apparatus including a guide portion configured to guide a movement and a bending of a flexible substrate so that the flexible substrate is bent and moved, a first fastening portion configured to fix one side of the flexible substrate that is bent along the guide portion, a second fastening portion configured to fix an other side of the flexible substrate, and a driving portion configured to move at least one of the first fastening portion and the second fastening portion.
    Type: Application
    Filed: August 29, 2013
    Publication date: October 16, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Woong Kim, Young Ki Hong, Hyun Woo Koo, Young Gug Seol
  • Publication number: 20140146279
    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: Application
    Filed: August 27, 2013
    Publication date: May 29, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae-Woong Kim, Hyun-Woo Koo, Young-Gug Seol, Patrick Lee
  • Patent number: 7816675
    Abstract: Provided are an organic thin film transistor (OTFT) and a fabrication method thereof, an organic semiconductor device having the OTFT, and a flexible display device having the OTFT. The OTFT includes a substrate, a gate electrode, an insulating layer, an active layer, and a source/drain electrode. The gate electrode may be made of a nanocrystalline carbon layer.
    Type: Grant
    Filed: December 27, 2007
    Date of Patent: October 19, 2010
    Assignee: Sungkyunkwan University Foundation for Corporate Collaboration
    Inventors: Byung You Hong, Yong Seob Park, Won Seok Choi, Nae Eung Lee, Young Gug Seol, Hwa Young Noh
  • Publication number: 20090057655
    Abstract: Provided are an organic thin film transistor (OTFT) and a fabrication method thereof, an organic semiconductor device having the OTFT, and a flexible display device having the OTFT. The OTFT includes a substrate, a gate electrode, an insulating layer, an active layer, and a source/drain electrode. The gate electrode may be made of a nanocrystalline carbon layer.
    Type: Application
    Filed: December 27, 2007
    Publication date: March 5, 2009
    Applicant: SUNGKYUNKWAN UNIVERSITY FOUNDATION FOR CORPORATION COLLABORATION
    Inventors: Byung You HONG, Yong Seob Park, Won Seok Choi, Nae Eung Lee, Young Gug Seol, Hwa Young Noh