Patents by Inventor Jeom Jae Kim

Jeom Jae 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: 8339349
    Abstract: A gate driving unit for a liquid crystal display device including a plurality of liquid crystal pixels, first to Nth gate lines, a plurality of liquid crystal capacitors and a plurality of thin film transistors, includes first and second clock signal lines for providing first and second clock signals; first to Nth shift registers respectively corresponding to the first to Nth gate lines, the first to Nth shift registers receiving one of the first clock signal and the second clock signal and outputting first to Nth scanning signals, respectively; a redundant repair shift register as (N+1)th shift register receiving one of first and second clock signals and outputting a repair scanning signal; a plurality of first switches for respectively connecting one of the first and second clock signal lines to the first to Nth shift registers and the redundant repair shift register; a plurality of second switches for respectively switching a connection of the first to Nth shift registers with the first to Nth gate lines;
    Type: Grant
    Filed: December 23, 2008
    Date of Patent: December 25, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Hong-Jae Shin, Jeom-Jae Kim, Mike (J. S.) Lee
  • Patent number: 8284373
    Abstract: A liquid crystal display (LCD) device includes a first substrate having a plurality of column spacers fixed thereto, a second substrate facing the first substrate, and having a plurality of projections at portions corresponding to the column spacers, the projections contacting the column spacers, and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: June 17, 2009
    Date of Patent: October 9, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Chang Ho Oh, Jeom Jae Kim, Hong Man Moon, Sung Hak Jo, Mon Soo Kang
  • Patent number: 7852450
    Abstract: A liquid crystal display device is disclosed that is capable of preventing poor alignment caused by a column spacer to improve the contrast ratio. The liquid crystal display device includes a color filter and column spacers located between a first substrate and a second substrate. The column spacers maintain the cell gap between the first and second substrates. The color filter contains pixels having multiple sub-pixels of different colors. The column spacers in regions of sub-pixels of the same color are randomly formed within the regions.
    Type: Grant
    Filed: November 4, 2004
    Date of Patent: December 14, 2010
    Assignee: LG. Display Co., Ltd.
    Inventors: Jeom Jae Kim, Sang Yoon Paik
  • Patent number: 7852449
    Abstract: A liquid crystal display (LCD) device includes first and second substrates facing each other, a plurality of column spacers on at least one of the first and second substrates, each column spacer including first pattern second patterns, the first and second patterns being connected to each other, the second pattern having a contact surface less than the first pattern, and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: June 9, 2009
    Date of Patent: December 14, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Jeom Jae Kim, Hong Man Moon, Sung Hak Jo, Sang Don Yang
  • Publication number: 20100001941
    Abstract: A gate driving unit for a liquid crystal display device including a plurality of liquid crystal pixels, first to Nth gate lines, a plurality of liquid crystal capacitors and a plurality of thin film transistors, includes first and second clock signal lines for providing first and second clock signals; first to Nth shift registers respectively corresponding to the first to Nth gate lines, the first to Nth shift registers receiving one of the first clock signal and the second clock signal and outputting first to Nth scanning signals, respectively; a redundant repair shift register as (N+1)th shift register receiving one of first and second clock signals and outputting a repair scanning signal; a plurality of first switches for respectively connecting one of the first and second clock signal lines to the first to Nth shift registers and the redundant repair shift register; a plurality of second switches for respectively switching a connection of the first to Nth shift registers with the first to Nth gate lines;
    Type: Application
    Filed: December 23, 2008
    Publication date: January 7, 2010
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Hong-Jae Shin, Jeom-Jae Kim, Mike(J.S) Lee
  • Publication number: 20090316105
    Abstract: A liquid crystal display (LCD) device includes a first substrate having a plurality of column spacers fixed thereto, a second substrate facing the first substrate, and having a plurality of projections at portions corresponding to the column spacers, the projections contacting the column spacers, and a liquid crystal layer between the first and second substrates.
    Type: Application
    Filed: June 17, 2009
    Publication date: December 24, 2009
    Inventors: Chang Ho Oh, Jeom Jae Kim, Hong Man Moon, Sung Hak Jo, Mon Soo Kang
  • Publication number: 20090262293
    Abstract: A liquid crystal display (LCD) device includes first and second substrates facing each other, a plurality of column spacers on at least one of the first and second substrates, each column spacer including first pattern second patterns, the first and second patterns being connected to each other, the second pattern having a contact surface less than the first pattern, and a liquid crystal layer between the first and second substrates.
    Type: Application
    Filed: June 9, 2009
    Publication date: October 22, 2009
    Inventors: Jeom Jae Kim, Hong Man Moon, Sung Hak Jo, Sang Don Yang
  • Patent number: 7576826
    Abstract: A liquid crystal display (LCD) device includes first and second substrates facing each other, a plurality of column spacers on at least one of the first and second substrates, each column spacer including first pattern second patterns, the first and second patterns being connected to each other, the second pattern having a contact surface less than the first pattern, and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: June 7, 2004
    Date of Patent: August 18, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Jeom Jae Kim, Hong Man Moon, Sung Hak Jo, Sang Don Yang
  • Patent number: 7561245
    Abstract: A liquid crystal display (LCD) device includes a first substrate having a plurality of column spacers fixed thereto, a second substrate facing the first substrate, and having a plurality of projections at portions corresponding to the column spacers, the projections contacting the column spacers, and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: June 10, 2004
    Date of Patent: July 14, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Chang Ho Oh, Jeom Jae Kim, Hong Man Moon, Sung Hak Jo, Mon Soo Kang
  • Patent number: 7508464
    Abstract: A manufacturing method of an array substrate for a liquid crystal display device includes among other features, preparing a substrate including a display area and a non-display area, forming first and second gate shorting bars in the non-display area and electrically connected to gate lines, forming first and second data shorting bars in the non-display area and electrically connected to data lines, forming n gate probe test lines in the non-display area, forming m data probe test lines in the non-display area, forming first connection patterns connecting the gate lines and the n gate probe test lines, and forming second connection patterns connecting the data lines and the m data probe test lines, wherein the gate lines include n gate groups connected to the n gate probe test lines, respectively, and wherein the data lines include m data groups connected to the m data probe test lines, respectively.
    Type: Grant
    Filed: December 21, 2005
    Date of Patent: March 24, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Jeom-Jae Kim, Moo-Hyoung Song, Chang-Bae Park, Jung-Eun Lee
  • Patent number: 7502090
    Abstract: A liquid crystal display (LCD) device includes a first substrate having a plurality of column spacers fixed thereto, a second substrate facing the first substrate, and having a plurality of projections at portions corresponding to the column spacers, the projections contacting the column spacers, and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: April 12, 2007
    Date of Patent: March 10, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Chang Ho Oh, Jeom Jae Kim, Hong Man Moon, Sung Hak Jo, Mon Soo Kang
  • Patent number: 7173680
    Abstract: A multi-domain liquid crystal display device includes first and second substrates facing each other and a liquid crystal layer between the first and second substrates. A plurality of gate bus lines are arranged in a first direction on the first substrate and a plurality of data bus lines are arranged in a second direction on the first substrate to define a pixel region. A pixel electrode is electrically charged through the data bus line in the pixel region. A common-auxiliary electrode surrounds the pixel electrode on a same layer whereon the gate bus line is formed.
    Type: Grant
    Filed: January 19, 2006
    Date of Patent: February 6, 2007
    Assignee: L.G.Philips LCD Co., Ltd
    Inventors: Seong Moh Seo, Hyun Ho Shin, Kyeong Jin Kim, Yun Bok Lee, Jeom Jae Kim
  • Publication number: 20070002204
    Abstract: A manufacturing method of an array substrate for a liquid crystal display device includes among other features, preparing a substrate including a display area and a non-display area, forming first and second gate shorting bars in the non-display area and electrically connected to gate lines, forming first and second data shorting bars in the non-display area and electrically connected to data lines, forming n gate probe test lines in the non-display area, forming m data probe test lines in the non-display area, forming first connection patterns connecting the gate lines and the n gate probe test lines, and forming second connection patterns connecting the data lines and the m data probe test lines, wherein the gate lines include n gate groups connected to the n gate probe test lines, respectively, and wherein the data lines include m data groups connected to the m data probe test lines, respectively.
    Type: Application
    Filed: December 21, 2005
    Publication date: January 4, 2007
    Inventors: Jeom-Jae Kim, Moo-Hyoung Song, Chang-Bae Park, Jung-Eun Lee
  • Patent number: 7095469
    Abstract: A multi-domain liquid crystal display device comprises first and second substrates facing each other; a liquid crystal layer between the first and second substrates; a plurality of gate bus lines arranged in a first direction on the first substrate and a plurality of data bus lines arranged in a second direction on the first substrate to define a plurality of pixel region; a thin film transistor positioned at a crossing area of the data bus line and the gate bus line, the thin film transistor comprising a gate electrode, a semiconductor layer, and source/drain electrodes; a common-auxiliary electrode comprising at least one electrode in the each pixel region; a plurality of pixel electrodes electrically charged through the thin film transistor; and an alignment layer on at least one substrate between the first and second substrates.
    Type: Grant
    Filed: September 13, 2004
    Date of Patent: August 22, 2006
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Jeom Jae Kim, Doo Hyun Ko, Joun Ho Lee, Jong Soon Kim, Jong Hwan Kim, Young Woo Cho, Mi Kyung Chu
  • Patent number: 7009676
    Abstract: An LCD is constructed such that a side edge of a common electrode disposed on an entire surface of an upper substrate and a pad disposed on the lower substrate facing the upper substrate are not overlapped. The LCD includes an active panel having a gate pad and a source pad spaced at a predetermined distance D from the edge of the color filter panel which faces the active panel.
    Type: Grant
    Filed: May 24, 1999
    Date of Patent: March 7, 2006
    Assignee: LG LCD Inc.
    Inventor: Jeom Jae Kim
  • Patent number: 7009672
    Abstract: A multi-domain liquid crystal display device includes first and second substrates facing each other and a liquid crystal layer between the first and second substrates. A plurality of gate bus lines are arranged in a first direction on the first substrate and a plurality of data bus lines are arranged in a second direction on the first substrate to define a pixel region. A pixel electrode is electrically charged through the data bus line in the pixel region. A common-auxiliary electrode surrounds the pixel electrode on a same layer whereon the gate bus line is formed.
    Type: Grant
    Filed: July 15, 2004
    Date of Patent: March 7, 2006
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Seong Moh Seo, Hyun Ho Shin, Kyeong Jin Kim, Yun Bok Lee, Jeom Jae Kim
  • Patent number: 7006166
    Abstract: A liquid crystal display device, and its fabricating method, having a short-preventing structure. The liquid crystal display device includes a substrate having a first electrode. An insulating layer extends over the substrate and first electrode. A short-preventing member that extends over an edge of the first electrode is on the insulating layer. A multiple element metal pattern is on the insulating layer. The short-preventing structure prevents residual material from short circuiting the metal pattern elements.
    Type: Grant
    Filed: June 27, 2001
    Date of Patent: February 28, 2006
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Jeom Jae Kim, Gue Tai Lee, Cheol Woo Park
  • Patent number: 6943853
    Abstract: A liquid crystal display (LCD) including a first substrate and a second substrate. A plurality of gate lines and data lines are formed on the first substrate perpendicular to each other to define a plurality of pixel regions. A thin film transistor is formed for every one pixel. A common electrode is formed on the second substrate. A gate pad, a data pad, and a common electrode pad electrically are connected to each of the gate lines, data lines, and common electrodes respectively. A data on/off pad is formed between adjacent data pads in substantially the same pattern as the data pad for testing a data signal applied to the pixel region. A gate on/off pad is formed between adjacent gate pads in substantially the same pattern as the gate pad for testing a gate signal applied to the pixel region. A common electrode on/off pad is provided for testing a common electrode signal applied to the pixel region.
    Type: Grant
    Filed: December 27, 2001
    Date of Patent: September 13, 2005
    Assignee: LG.Philips LCD Co., Ltd,
    Inventors: Jeom Jae Kim, Tae Woon Ko
  • Publication number: 20040246422
    Abstract: A multi-domain liquid crystal display device includes first and second substrates facing each other and a liquid crystal layer between the first and second substrates. A plurality of gate bus lines are arranged in a first direction on the first substrate and a plurality of data bus lines are arranged in a second direction on the first substrate to define a pixel region. A pixel electrode is electrically charged through the data bus line in the pixel region. A common-auxiliary electrode surrounds the pixel electrode on a same layer whereon the gate bus line is formed.
    Type: Application
    Filed: July 15, 2004
    Publication date: December 9, 2004
    Inventors: Seong Moh Seo, Hyun Ho Shin, Kyeong Jin Kim, Yun Bok Lee, Jeom Jae Kim
  • Patent number: 6809787
    Abstract: A multi-domain liquid crystal display device includes first and second substrates facing each other and a liquid crystal layer between the first and second substrates. A plurality of gate bus lines are arranged in a first direction on the first substrate and a plurality of data bus lines are arranged in a second direction on the first substrate to define a pixel region. A pixel electrode is electrically charged through the data bus line in the pixel region. A common-auxiliary electrode surrounds the pixel electrode on a same layer whereon the gate bus line is formed.
    Type: Grant
    Filed: February 24, 1999
    Date of Patent: October 26, 2004
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Seong Moh Seo, Hyun Ho Shin, Kyeong Jin Kim, Yun Bok Lee, Jeom Jae Kim