Patents by Inventor Changyong Gong

Changyong Gong 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: 20230135044
    Abstract: An organic light-emitting display comprises a substrate having a plurality of subpixels arranged in a row direction and a column direction crossing the row direction; a plurality of first electrodes respectively allocated to the plurality of subpixels and comprising a first sub-electrode arranged in a (3n-2) column, a second sub-electrode arranged in a (3n-1) column, and a third sub-electrode arranged in a 3n column (where n is a natural number of 1 or more); and a bank having an opening exposing the plurality of first electrodes, wherein the first sub-electrode has a convex part protruded toward the third sub-electrode that has a concave part corresponding to the convex part.
    Type: Application
    Filed: December 23, 2022
    Publication date: May 4, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Seonghyun KIM, Hojin RYU, Jaeki LEE, Youngmu OH, Suphil KIM, Jonghoon YEO, Jihoon LEE, Changyong GONG
  • Patent number: 11569312
    Abstract: An organic light-emitting display comprises a substrate having a plurality of subpixels arranged in a row direction and a column direction crossing the row direction; a plurality of first electrodes respectively allocated to the plurality of subpixels and comprising a first sub-electrode arranged in a (3n?2) column, a second sub-electrode arranged in a (3n?1) column, and a third sub-electrode arranged in a 3n column (where n is a natural number of 1 or more); and a bank having an opening exposing the plurality of first electrodes, wherein the first sub-electrode has a convex part protruded toward the third sub-electrode that has a concave part corresponding to the convex part.
    Type: Grant
    Filed: December 15, 2019
    Date of Patent: January 31, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Seonghyun Kim, Hojin Ryu, Jaeki Lee, Youngmu Oh, Suphil Kim, Jonghoon Yeo, Jihoon Lee, Changyong Gong
  • Publication number: 20210202889
    Abstract: A display panel includes a substrate including an emission area and a non-emission area; an auxiliary electrode placed in the non-emission area, and supplied with power for driving the display panel; a protective layer placed on the auxiliary electrode; a contact hole penetrating through the protective layer, and exposing the auxiliary electrode; a connection electrode placed in such a manner as to be in contact with the auxiliary electrode within the contact hole; an electron auxiliary layer placed on the connection electrode; a cathode electrode placed on the electron auxiliary layer; and a protrusion formed protruding from the connection electrode, wherein the protrusion is formed in such a manner as to form a shade region on the connection electrode, and the cathode electrode is in contact with the connection electrode in the shade region.
    Type: Application
    Filed: December 30, 2020
    Publication date: July 1, 2021
    Applicant: LG Display Co., Ltd.
    Inventors: Jeongwon LEE, Jaeki LEE, Seonghyun KIM, Changyong GONG
  • Publication number: 20210202611
    Abstract: A display panel is discussed. The display panel includes a substrate, sub-pixels disposed on the substrate along pixel rows and pixel columns, light emitting layers provided on each of the sub-pixels, dummy patterns disposed to correspond to the sub-pixels, a hank disposed between the dummy patterns, and a connection pattern connecting at least two of the dummy patterns, disposed with the light emitting layers outputting light of a same color among the dummy patterns, to each other, wherein each of the light emitting layers is disposal by being extended from each of the sub-pixels to each of the dummy patterns corresponding to each of the sub-pixels.
    Type: Application
    Filed: December 30, 2020
    Publication date: July 1, 2021
    Applicant: LG Display Co., Ltd.
    Inventors: Suphil KIM, Youngmu OH, Jihoon LEE, Changyong GONG
  • Publication number: 20210175459
    Abstract: An organic light emitting display device includes a substrate including a display area and a non-display area, an overcoat layer on the substrate, a plurality of first electrodes assigned to a plurality of sub-pixels and on the overcoat layer, a first bank in the display area and the non-display area and including a plurality of first openings exposing the plurality of first electrodes, a second bank on the first bank which is in the display area and the non-display area and including a plurality of second openings exposing the plurality of first electrodes, and an organic light emitting layer on the plurality of second openings, respectively, wherein in the non-display area, the plurality of second openings each include a first dummy opening adjacent to the display area, and wherein at least one among the plurality of second openings includes a second dummy opening extending from the first dummy opening.
    Type: Application
    Filed: December 1, 2020
    Publication date: June 10, 2021
    Inventors: Jeongwon LEE, Seonghyun KIM, JaeKi LEE, Changyong GONG
  • Patent number: 10734606
    Abstract: Disclosed is an electroluminescent display apparatus. The electroluminescent display apparatus includes a partition provided to define an emission area on a first substrate, a light emitting layer provided in the emission area, an electrode provided on the light emitting layer; and an organic cover layer provided on the electrode. The organic cover layer includes hexaazatriphenylene hexacarbonitrile. The organic cover layer including hexaazatriphenylene hexacarbonitrile is provided on the electrode, and, thus, in a process of forming the organic cover layer, the occurrence of foreign materials is reduced, and cracks are prevented from occurring in the organic cover layer when the foreign materials are pressed.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: August 4, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventors: SeungHan Paek, HoJin Ryu, YoungMu Oh, Dongkyun Woo, Suphil Kim, Seonghyun Kim, Jonghoon Yeo, Jihoon Lee, Changyong Gong
  • Publication number: 20200203448
    Abstract: An organic light-emitting display comprises a substrate having a plurality of subpixels arranged in a row direction and a column direction crossing the row direction; a plurality of first electrodes respectively allocated to the plurality of subpixels and comprising a first sub-electrode arranged in a (3n?2) column, a second sub-electrode arranged in a (3n?1) column, and a third sub-electrode arranged in a 3n column (where n is a natural number of 1 or more); and a bank having an opening exposing the plurality of first electrodes, wherein the first sub-electrode has a convex part protruded toward the third sub-electrode that has a concave part corresponding to the convex part.
    Type: Application
    Filed: December 15, 2019
    Publication date: June 25, 2020
    Applicant: LG Display Co., Ltd.
    Inventors: Seonghyun KIM, Hojin RYU, Jaeki LEE, Youngmu OH, Suphil KIM, Jonghoon YEO, Jihoon LEE, Changyong GONG
  • Patent number: 10658442
    Abstract: Disclosed is an electroluminescent display device capable of overcoming a problem related with static electricity in a GIP formation area, and improving a profile of an exterior device, wherein the electroluminescent display device may include a substrate having an active area and a non-active area, an active bank for defining an active emission area on the active area, a dummy bank for defining a dummy emission area on the non-active area, an active emission layer provided in the active emission area defined by the active bank, and a dummy emission layer provided in the dummy emission area defined by the dummy bank, wherein the dummy emission layer is relatively larger than the active emission layer.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: May 19, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Seonghyun Kim, HoJin Ryu, YoungMu Oh, Suphil Kim, Jonghoon Yeo, Jihoon Lee, Changyong Gong
  • Patent number: 10504978
    Abstract: Disclosed is an electroluminescent display device provided with a dam structure capable of improving a lateral-surface moisture permeation preventing function, and configured to reduce a bezel, wherein the electroluminescent display device comprises a first substrate, a second substrate confronting the first substrate, a dam structure configured to bond the first and second substrates to each other in the edges of the first and second substrates, wherein the dam structure includes a barrier pattern.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: December 10, 2019
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jihoon Lee, SeungHan Paek, Seonghyun Kim, Changyong Gong
  • Publication number: 20190206960
    Abstract: Disclosed is an electroluminescent display device provided with a dam structure capable of improving a lateral-surface moisture permeation preventing function, and configured to reduce a bezel, wherein the electroluminescent display device comprises a first substrate, a second substrate confronting the first substrate, a dam structure configured to bond the first and second substrates to each other in the edges of the first and second substrates, wherein the dam structure includes a barrier pattern.
    Type: Application
    Filed: December 19, 2018
    Publication date: July 4, 2019
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Jihoon Lee, SeungHan Paek, Seonghyun Kim, Changyong Gong
  • Publication number: 20190206956
    Abstract: Disclosed is an electroluminescent display device capable of overcoming a problem related with static electricity in a GIP formation area, and improving a profile of an exterior device, wherein the electroluminescent display device may include a substrate having an active area and a non-active area, an active bank for defining an active emission area on the active area, a dummy bank for defining a dummy emission area on the non-active area, an active emission layer provided in the active emission area defined by the active bank, and a dummy emission layer provided in the dummy emission area defined by the dummy bank, wherein the dummy emission layer is relatively larger than the active emission layer.
    Type: Application
    Filed: December 17, 2018
    Publication date: July 4, 2019
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Seonghyun Kim, HoJin Ryu, YoungMu Oh, Suphil Kim, Jonghoon Yeo, Jihoon Lee, Changyong Gong
  • Publication number: 20190189960
    Abstract: Disclosed is an electroluminescent display apparatus. The electroluminescent display apparatus includes a partition provided to define an emission area on a first substrate, a light emitting layer provided in the emission area, an electrode provided on the light emitting layer; and an organic cover layer provided on the electrode. The organic cover layer includes hexaazatriphenylene hexacarbonitrile. The organic cover layer including hexaazatriphenylene hexacarbonitrile is provided on the electrode, and, thus, in a process of forming the organic cover layer, the occurrence of foreign materials is reduced, and cracks are prevented from occurring in the organic cover layer when the foreign materials are pressed.
    Type: Application
    Filed: December 3, 2018
    Publication date: June 20, 2019
    Inventors: SeungHan Paek, HoJin Ryu, YoungMu Oh, Dongkyun Woo, Suphil Kim, Seonghyun Kim, Jonghoon Yeo, Jihoon Lee, Changyong Gong
  • Patent number: 10203560
    Abstract: The embodiments of the present disclosure provide a method for manufacturing a liquid crystal display device which includes a liquid crystal panel, and the method includes transforming the liquid crystal in a liquid crystal panel into a solid state before processing the liquid crystal panel, and transforming the liquid crystal in the liquid crystal panel into a liquid state after the liquid crystal panel is processed. In the method, the liquid crystal in a liquid crystal panel is transformed into a solid state before processing the liquid crystal panel, which can greatly enhance the pressure resistance of the liquid crystal panel, and prevent the pressure in the processing from breaking the liquid crystal panel.
    Type: Grant
    Filed: June 22, 2016
    Date of Patent: February 12, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yuguang Fan, Shichao Wang, Jian Li, Changyong Gong, Jingpeng Li, Xiuliang Wang, Zhenyu Xie
  • Publication number: 20180164626
    Abstract: The embodiments of the present disclosure provide a method for manufacturing a liquid crystal display device which includes a liquid crystal panel, and the method includes transforming the liquid crystal in a liquid crystal panel into a solid state before processing the liquid crystal panel, and transforming the liquid crystal in the liquid crystal panel into a liquid state after the liquid crystal panel is processed. In the method, the liquid crystal in a liquid crystal panel is transformed into a solid state before processing the liquid crystal panel, which can greatly enhance the pressure resistance of the liquid crystal panel, and prevent the pressure in the processing from breaking the liquid crystal panel.
    Type: Application
    Filed: June 22, 2016
    Publication date: June 14, 2018
    Inventors: Yuguang Fan, Shichao Wang, Jian Li, Changyong Gong, Jingpeng Li, Xiuliang Wang, Zhenyu Xie