Patents by Inventor Jin-Youl Chung

Jin-Youl Chung 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: 7782434
    Abstract: An in-plane switching mode liquid crystal display device includes a substrate; at least two gate lines disposed on the substrate; at least two data lines disposed on the substrate crossing the gate lines to define a pixel region; a driving device disposed in the pixel region; a plurality of first electrodes disposed in the pixel region; and a plurality of second electrodes disposed in the pixel region parallel with the first electrodes. At least one first electrode is overlapped with at least one second electrode. Further, each one of the first electrodes and a corresponding one of second electrodes defining an electric field in a direction parallel to a surface of the substrate.
    Type: Grant
    Filed: November 20, 2006
    Date of Patent: August 24, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Patent number: 7639336
    Abstract: An in-plane switching mode liquid crystal display device includes a substrate; at least two gate lines disposed on the substrate; at least two data lines disposed on the substrate crossing the gate lines to define a pixel region; a driving device disposed in the pixel region; a plurality of first electrodes disposed in the pixel region; and a plurality of second electrodes disposed in the pixel region parallel with the first electrodes. At least one first electrode is overlapped with at least one second electrode. Further, each one of the first electrodes and a corresponding one of second electrodes defining an electric field in a direction parallel to a surface of the substrate.
    Type: Grant
    Filed: March 28, 2005
    Date of Patent: December 29, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Patent number: 7379145
    Abstract: An in-plane switching mode liquid crystal display device includes first and second substrates, a gate line and a data line arranged along first and second directions on the first substrate to define a pixel area, a passivation layer on the first substrate except within the pixel area, a light blocking system on the first substrate and on a stepped portion of the passivation layer adjacent to the data line, a plurality of common electrodes disposed within the pixel area, at least one of the common electrodes overlap a portion of the data line, and a plurality of pixel electrodes disposed within the pixel area, wherein the pixel electrodes and the common electrodes form a lateral electric field.
    Type: Grant
    Filed: December 16, 2005
    Date of Patent: May 27, 2008
    Assignee: LG Display Co., Ltd.
    Inventor: Jin-Youl Chung
  • Patent number: 7206052
    Abstract: An in-plane switching mode liquid crystal display device includes a first substrate and a second substrate, gate lines and data lines arranged in a matrix form on the first substrate to define a pixel area, a thin film transistor at a cross portion of the gate and data lines, a common line and a pixel electrode line in the pixel area to define an upper pixel area portion and a lower pixel area portion, first common electrodes and pixel electrodes connected to the common line and the pixel electrode line, a second common electrode disposed to overlap one of the first common electrodes and one of the pixel electrodes adjacent to the data lines, the second common electrode being connected to the first common electrode, and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: December 16, 2004
    Date of Patent: April 17, 2007
    Assignee: LG.Philips LCD Co., Ltd
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Publication number: 20070064189
    Abstract: An in-plane switching mode liquid crystal display device includes a substrate; at least two gate lines disposed on the substrate; at least two data lines disposed on the substrate crossing the gate lines to define a pixel region; a driving device disposed in the pixel region; a plurality of first electrodes disposed in the pixel region; and a plurality of second electrodes disposed in the pixel region parallel with the first electrodes. At least one first electrode is overlapped with at least one second electrode. Further, each one of the first electrodes and a corresponding one of second electrodes defining an electric field in a direction parallel to a surface of the substrate.
    Type: Application
    Filed: November 20, 2006
    Publication date: March 22, 2007
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Patent number: 7180565
    Abstract: An in-plane switching mode liquid crystal display device including a first substrate and a second substrate, data lines and gate lines arranged in a matrix form on the first substrate to define a pixel, a thin film transistor at a cross portion of the gate and data lines, a black matrix over the gate lines, data lines, and the thin film transistor, a color filter layer in the pixel, at least a pair of a common electrode and a pixel electrode over the color filter layer and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: December 23, 2004
    Date of Patent: February 20, 2007
    Assignee: LG. Philips Co., Ltd.
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Publication number: 20060092364
    Abstract: An in-plane switching mode liquid crystal display device includes first and second substrates, a gate line and a data line arranged along first and second directions on the first substrate to define a pixel area, a passivation layer on the first substrate except within the pixel area, a light blocking system on the first substrate and on a stepped portion of the passivation layer adjacent to the data line, a plurality of common electrodes disposed within the pixel area, at least one of the common electrodes overlap a portion of the data line, and a plurality of pixel electrodes disposed within the pixel area, wherein the pixel electrodes and the common electrodes form a lateral electric field.
    Type: Application
    Filed: December 16, 2005
    Publication date: May 4, 2006
    Inventor: Jin-Youl Chung
  • Patent number: 7006186
    Abstract: An in-plane switching mode liquid crystal display device includes first and second substrates, a gate line and a data line arranged along first and second directions on the first substrate to define a pixel area, a passivation layer on the first substrate except within the pixel area, a light blocking system on the first substrate and on a stepped portion of the passivation layer adjacent to the data line, a plurality of common electrodes disposed within the pixel area, at least one of the common electrodes overlap a portion of the data line, and a plurality of pixel electrodes disposed within the pixel area, wherein the pixel electrodes and the common electrodes form a lateral electric field.
    Type: Grant
    Filed: September 26, 2003
    Date of Patent: February 28, 2006
    Assignee: LG.Philips LCD Co., Ltd.
    Inventor: Jin-Youl Chung
  • Publication number: 20050275782
    Abstract: An in-plane switching mode liquid crystal display device includes a substrate; at least two gate lines disposed on the substrate; at least two data lines disposed on the substrate crossing the gate lines to define a pixel region; a driving device disposed in the pixel region; a plurality of first electrodes disposed in the pixel region; and a plurality of second electrodes disposed in the pixel region parallel with the first electrodes. At least one first electrode is overlapped with at least one second electrode. Further, each one of the first electrodes and a corresponding one of second electrodes defining an electric field in a direction parallel to a surface of the substrate.
    Type: Application
    Filed: March 28, 2005
    Publication date: December 15, 2005
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Publication number: 20050099571
    Abstract: An in-plane switching mode liquid crystal display device including a first substrate and a second substrate, data lines and gate lines arranged in a matrix form on the first substrate to define a pixel, a thin film transistor at a cross portion of the gate and data lines, a black matrix over the gate lines, data lines, and the thin film transistor, a color filter layer in the pixel, at least a pair of a common electrode and a pixel electrode over the color filter layer and a liquid crystal layer between the first and second substrates.
    Type: Application
    Filed: December 23, 2004
    Publication date: May 12, 2005
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Publication number: 20050093805
    Abstract: An in-plane switching mode liquid crystal display device includes a first substrate and a second substrate, gate lines and data lines arranged in a matrix form on the first substrate to define a pixel area, a thin film transistor at a cross portion of the gate and data lines, a common line and a pixel electrode line in the pixel area to define an upper pixel area portion and a lower pixel area portion, first common electrodes and pixel electrodes connected to the common line and the pixel electrode line, a second common electrode disposed to overlap one of the first common electrodes and one of the pixel electrodes adjacent to the data lines, the second common electrode being connected to the first common electrode, and a liquid crystal layer between the first and second substrates.
    Type: Application
    Filed: December 16, 2004
    Publication date: May 5, 2005
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Patent number: 6876420
    Abstract: An in-plane switching mode liquid crystal display device includes a substrate; at least two gate lines disposed on the substrate; at least two data lines disposed on the substrate crossing the gate lines to define a pixel region; a driving device disposed in the pixel region; a plurality of first electrodes disposed in the pixel region; and a plurality of second electrodes disposed in the pixel region parallel with the first electrodes. At least one first electrode is overlapped with at least one second electrode. Further, each one of the first electrodes and a corresponding one of second electrodes defining an electric field in a direction parallel to a surface of the substrate.
    Type: Grant
    Filed: April 25, 2003
    Date of Patent: April 5, 2005
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Patent number: 6839116
    Abstract: An in-plane switching mode liquid crystal display device including a first substrate and a second substrate, data lines and gate lines arranged in a matrix form on the first substrate to define a pixel, a thin film transistor at a cross portion of the gate and data lines, a black matrix over the gate lines, data lines, and the thin film transistor, a color filter layer in the pixel, at least a pair of a common electrode and a pixel electrode over the color filter layer and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: April 25, 2003
    Date of Patent: January 4, 2005
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Patent number: 6839115
    Abstract: An in-plane switching mode liquid crystal display device includes a first substrate and a second substrate, gate lines and data lines arranged in a matrix form on the first substrate to define a pixel area, a thin film transistor at a cross portion of the gate and data lines, a common line and a pixel electrode line in the pixel area to define an upper pixel area portion and a lower pixel area portion, first common electrodes and pixel electrodes connected to the common line and the pixel electrode line, a second common electrode disposed to overlap one of the first common electrodes and one of the pixel electrodes adjacent to the data lines, the second common electrode being connected to the first common electrode, and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: April 25, 2003
    Date of Patent: January 4, 2005
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Publication number: 20040125303
    Abstract: An in-plane switching mode liquid crystal display device includes first and second substrates, a gate line and a data line arranged along first and second directions on the first substrate to define a pixel area, a passivation layer on the first substrate except within the pixel area, a light blocking system on the first substrate and on a stepped portion of the passivation layer adjacent to the data line, a plurality of common electrodes disposed within the pixel area, at least one of the common electrodes overlap a portion of the data line, and a plurality of pixel electrodes disposed within the pixel area, wherein the pixel electrodes and the common electrodes form a lateral electric field.
    Type: Application
    Filed: September 26, 2003
    Publication date: July 1, 2004
    Applicant: LG.Philips LCD Co., Ltd.
    Inventor: Jin-Youl Chung
  • Publication number: 20040070717
    Abstract: An in-plane switching mode liquid crystal display device including a first substrate and a second substrate, data lines and gate lines arranged in a matrix form on the first substrate to define a pixel, a thin film transistor at a cross portion of the gate and data lines, a black matrix over the gate lines, data lines, and the thin film transistor, a color filter layer in the pixel, at least a pair of a common electrode and a pixel electrode over the color filter layer and a liquid crystal layer between the first and second substrates.
    Type: Application
    Filed: April 25, 2003
    Publication date: April 15, 2004
    Applicant: LG.Philips LCD Co., Ltd.
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Publication number: 20040066481
    Abstract: An in-plane switching mode liquid crystal display device includes a first substrate and a second substrate, gate lines and data lines arranged in a matrix form on the first substrate to define a pixel area, a thin film transistor at a cross portion of the gate and data lines, a common line and a pixel electrode line in the pixel area to define an upper pixel area portion and a lower pixel area portion, first common electrodes and pixel electrodes connected to the common line and the pixel electrode line, a second common electrode disposed to overlap one of the first common electrodes and one of the pixel electrodes adjacent to the data lines, the second common electrode being connected to the first common electrode, and a liquid crystal layer between the first and second substrates.
    Type: Application
    Filed: April 25, 2003
    Publication date: April 8, 2004
    Applicant: LG.Philips LCD Co., Ltd.
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Publication number: 20030234903
    Abstract: An in-plane switching mode liquid crystal display device includes a substrate; at least two gate lines disposed on the substrate; at least two data lines disposed on the substrate crossing the gate lines to define a pixel region; a driving device disposed in the pixel region; a plurality of first electrodes disposed in the pixel region; and a plurality of second electrodes disposed in the pixel region parallel with the first electrodes. At least one first electrode is overlapped with at least one second electrode. Further, each one of the first electrodes and a corresponding one of second electrodes defining an electric field in a direction parallel to a surface of the substrate.
    Type: Application
    Filed: April 25, 2003
    Publication date: December 25, 2003
    Applicant: LG.Philips LCD Co., Ltd.
    Inventors: Hyung-Ki Hong, Jin-Youl Chung