Patents by Inventor Do-Sung Kim

Do-Sung 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).

  • Publication number: 20070153206
    Abstract: A backlight is provided. The backlight unit includes a bottom frame having a topside and a backside. At least one lamp is disposed on the topside of the bottom frame. A socket connector is disposed on a backside of the bottom frame. The socket connector is connected to the fluorescent lamp. A backlight circuit board having a plug connector is connected to the socket connector.
    Type: Application
    Filed: December 28, 2006
    Publication date: July 5, 2007
    Inventors: Byoung-Ho Lim, Hyun-Kyu Lee, Do-Sung Kim, Byung-Koo Kang, Do-Young Lee, Eui-Tae Kim, Sang-Wook Park
  • Patent number: 7215398
    Abstract: A liquid crystal display (LCD) device is disclosed, which obtains a high aperture ratio and a wide viewing angle. The LCD device includes first and second substrates; a plurality of gate and data lines on the first substrate to define a plurality of pixel regions; a pixel electrode in each pixel region; a common electrode on the second substrate, the common electrode having an electric field inducing window dividing each pixel region into at least two domains; an auxiliary electrode on the first substrate, the auxiliary electrode corresponding to the periphery of the pixel electrode in one of at least two domains; and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: April 3, 2003
    Date of Patent: May 8, 2007
    Assignee: L.G. Philips LCD Co., Ltd
    Inventors: Sai Chang Yun, Do Sung Kim
  • Patent number: 7193673
    Abstract: A liquid crystal display (LCD) device is disclosed, which obtains a wide viewing angle without gray inversion, stabilizes alignment of liquid crystal layer, and obtains high aperture ratio. The LCD device includes first and second substrates; gate and data lines crossing each other on the first substrate to define a pixel region; a pixel electrode in the pixel region; electric field inducing windows in respective one of two regions of the pixel region; a common auxiliary electrode corresponding to the electric field inducing window of the pixel electrode; a common electrode on the second substrate; a dielectric protrusion on the common electrode corresponding to the periphery of the pixel electrode, and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: June 26, 2003
    Date of Patent: March 20, 2007
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Byung Chul Ahn, Do Sung Kim
  • Patent number: 7151583
    Abstract: A liquid crystal display (LCD) device is disclosed, which obtains a wide viewing angle without gray inversion, stabilizes alignment of liquid crystal layer, and obtains high aperture ratio. The LCD device includes first and second substrates; gate and data lines crossing each other on the first substrate to define a pixel region; a pixel electrode in the pixel region; electric field inducing windows in respective one of two regions of the pixel region; a common auxiliary electrode corresponding to the electric field inducing window of the pixel electrode; a common electrode on the second substrate; a dielectric protrusion on the common electrode corresponding to the periphery of the pixel electrode, and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: October 29, 2004
    Date of Patent: December 19, 2006
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Byung Chul Ahn, Do Sung Kim
  • Patent number: 7113239
    Abstract: An array substrate for a liquid crystal display device includes a gate line and a data line on a substrate, the gate line crossing the data line to define a pixel region, a thin film transistor connected to the gate line and the data line, a pixel electrode connected to the thin film transistor, and a distortion pattern under the pixel electrode.
    Type: Grant
    Filed: June 8, 2004
    Date of Patent: September 26, 2006
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Gyo-Won Chin, Do-Sung Kim, Jeong-Ki Kim, Hyung-Beom Shin, Do-Yeon Kim
  • Publication number: 20060139559
    Abstract: An in-plane switching mode liquid crystal display device includes a liquid crystal panel. The liquid crystal panel includes first and second substrates and a liquid crystal layer interposed between the first and second substrates. The first substrate includes a common electrode and a pixel electrode thereon. A top case is mounted over the second substrate and covers the second substrate. A driving unit is connected to the first substrate and outputs a common voltage. At least one common voltage transmission wire is configured to contact an inner surface of the top case and connected to the driving unit. At least one common voltage applying conductor is connected to the common voltage transmission wire and the common electrode.
    Type: Application
    Filed: June 28, 2005
    Publication date: June 29, 2006
    Inventors: Do-Young Lee, Byeong-Koo Kang, Do-Sung Kim
  • Patent number: 7019805
    Abstract: A liquid crystal display device includes a first substrate having a plurality of pixel regions, a plurality of gate and data lines on the first substrate, a thin film transistor at a crossing portion of the gate and data lines, a first auxiliary electrode under the data line, a plurality of second auxiliary electrodes in a horizontal direction of the pixel region, a pixel electrode in the pixel region, a plurality of protrusions on a second substrate, the protrusions being formed between the second auxiliary electrodes, and a liquid crystal layer between the first and second substrates.
    Type: Grant
    Filed: September 10, 2003
    Date of Patent: March 28, 2006
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Do-Sung Kim, Do-Yeon Kim
  • Patent number: 7006187
    Abstract: An array substrate for an in-plane switching liquid crystal display device includes a plurality of gate lines and data lines on a substrate, a plurality of thin film transistors, each thin film transistor disposed at a crossing of the gate and data lines and includes a gate electrode, an active layer, a source electrode, and a drain electrode, a plurality of common lines formed parallel with the gate lines on the substrate, a plurality of common electrodes linearly extending from each of the common lines into pixel regions; a plurality of pixel electrodes within each of the pixel regions, each of the pixel electrodes disposed between and parallel with the common electrodes, a first plurality of organic patterns formed along the common electrodes on opposing right and left sides of each of the common electrodes; and a second plurality of organic patterns formed along the pixel electrodes on opposing right and left sides of each of the pixel electrodes.
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: February 28, 2006
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Do-Sung Kim, Do-Yeon Kim
  • Publication number: 20060001815
    Abstract: An in-plane switching mode liquid crystal display device includes a first substrate; a gate line disposed in a first direction on the first substrate; a data line disposed in a second direction on the first substrate, the data line crossing the gate line to define a pixel region; pixel electrodes and common electrodes disposed in the first direction in the pixel region, the pixel electrodes and the common electrodes generating an in-plane electric field within the pixel region; first and second common lines disposed parallel to the data line at right and left sides of the pixel region; a first common electrode connection line connecting at least two common electrodes and forming a first common electrode overlapping region by overlapping the first common line; and a second common electrode connection line connecting at least two other common electrodes and forming a second common electrode overlapping region by overlapping the second common line, wherein the first common electrode overlapping region and the se
    Type: Application
    Filed: June 29, 2005
    Publication date: January 5, 2006
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Do-Sung Kim, Woon-Sub Choi
  • Publication number: 20050288927
    Abstract: A QoS call routing system using a counselor and a speech recognition engine comprises a speech recognition engine for recognizing speech and outputting characters and speech recognition results; a first counselor group terminal for reproducing the client's speech file to a counselor of a first counselor group so that the counselor may recognize the speech when the speech recognition result by the speech recognition engine is less than a reference value; a second counselor group terminal for allowing a counselor of a second counselor group to hear the client's speech so that the counselor may recognize the speech when the recognition by the counselor of the first counselor group has failed; and an IVR server for controlling the engine and terminals to provide information to the client.
    Type: Application
    Filed: June 15, 2005
    Publication date: December 29, 2005
    Inventors: Do-Sung Kim, Dong-Soon Min, Kwan-Sik Yoo, Seung-Woo Chung, Jeong-Hun Lee
  • Patent number: 6933997
    Abstract: A liquid crystal display device includes a first substrate and a second substrate, a gate line and a data line on the first substrate, and crossing each other to define a pixel region, a thin film transistor electrically connected to the gate and data lines, a pixel electrode in the pixel region, the pixel electrode electrically connected to the thin film transistor and having a plurality of slits, an auxiliary electrode on the first substrate, and the auxiliary including a first portion corresponding to a circumference of the pixel electrode and a second portion of a zigzag shape in the first portion, a common electrode on the second substrate, and an organic pattern on the common electrode, the organic pattern including a first part corresponding to a circumference of the pixel electrode and a plurality of second parts between adjacent slits, wherein the auxiliary electrode overlaps the plurality of slits and the organic pattern.
    Type: Grant
    Filed: August 8, 2003
    Date of Patent: August 23, 2005
    Assignee: LG. Philips LCD Co., Ltd.
    Inventor: Do-Sung Kim
  • Patent number: 6914641
    Abstract: The LCD device of the present invention provides multi domains without an additional rubbing process to align the liquid crystals in different alignment directions. The LCD device includes a common electrode having slit patterns so as to form a fringe field between the common electrode and the pixel electrode. Auxiliary electrodes are formed on the organic passivation layer to intensify the fringe field and overlap the data lines. The pixel electrode overlaps the auxiliary electrodes. Additionally, the black matrix pattern is formed in the position corresponding to the slit pattern. An additional inorganic layer is formed between the organic passivation layer and the thin film transistors.
    Type: Grant
    Filed: December 5, 2002
    Date of Patent: July 5, 2005
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Kyo Seop Choo, Do Sung Kim
  • Publication number: 20050099568
    Abstract: An in-plane switching mode liquid crystal display device includes first and second substrates; a gate line and a data line arranged in a substantially horizontal and vertical direction, respectively, on the first substrate to define a pixel region; a switching device formed at a crossing of the gate line and the data line; a common line formed substantially parallel to the data line at a center of the pixel region; a pixel electrode line overlapping the common line; a plurality of common electrodes extended from the common line; pixel electrodes extended from the pixel electrode line, disposed substantially parallel to the common electrodes, wherein a lateral electric field is formed between the common electrodes and the pixel electrodes; and a liquid crystal layer formed between the first substrate and the second substrate.
    Type: Application
    Filed: October 29, 2004
    Publication date: May 12, 2005
    Inventors: Do-Sung Kim, Byung-Koo Kang
  • Publication number: 20050078258
    Abstract: A substrate for an in-plane switching liquid crystal display device includes a gate line along a first direction, a data line along a second direction, the data line crossing the gate line to define a pixel region, a thin film transistor at a crossing of the gate and data lines, pixel electrodes along a third direction within the pixel region, the pixel electrodes connected to the thin film transistor, common electrodes along the third direction, the common electrodes being in an alternating pattern with the pixel electrodes, and an alignment layer covering the common electrodes and the pixel electrodes, the alignment layer having an alignment direction along the first direction.
    Type: Application
    Filed: October 12, 2004
    Publication date: April 14, 2005
    Inventors: Do-Sung Kim, Byung-Koo Kang
  • Patent number: 6853425
    Abstract: A liquid crystal display (LCD) device include: first and second substrates, the first and second substrates having a plurality of pixels divided into at least two domains; a liquid crystal layer between the first and the second substrates, the liquid crystal layer having a different alignment direction in each domain; and first and second compensation films on outer surfaces of the first and second substrates, the first and second compensation films having a negative refractive anisotropy and having a triangle pattern.
    Type: Grant
    Filed: June 30, 2003
    Date of Patent: February 8, 2005
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Do-Sung Kim, Seung-Jun Moon, Do-Yeon Kim
  • Publication number: 20040257513
    Abstract: An array substrate for a liquid crystal display device includes a gate line and a data line on a substrate, the gate line crossing the data line to define a pixel region, a thin film transistor connected to the gate line and the data line, a pixel electrode connected to the thin film transistor, and a distortion pattern under the pixel electrode.
    Type: Application
    Filed: June 8, 2004
    Publication date: December 23, 2004
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Gyo-Won Chin, Do-Sung Kim, Jeong-Ki Kim, Hyung-Beom Shin, Do-Yeon Kim
  • Publication number: 20040135954
    Abstract: An array substrate for an in-plane switching liquid crystal display device includes a plurality of gate lines and data lines on a substrate, a plurality of thin film transistors, each thin film transistor disposed at a crossing of the gate and data lines and includes a gate electrode, an active layer, a source electrode, and a drain electrode, a plurality of common lines formed parallel with the gate lines on the substrate, a plurality of common electrodes linearly extending from each of the common lines into pixel regions; a plurality of pixel electrodes within each of the pixel regions, each of the pixel electrodes disposed between and parallel with the common electrodes, a first plurality of organic patterns formed along the common electrodes on opposing right and left sides of each of the common electrodes; and a second plurality of organic patterns formed along the pixel electrodes on opposing right and left sides of each of the pixel electrodes.
    Type: Application
    Filed: December 23, 2003
    Publication date: July 15, 2004
    Applicant: LG.Philips LCD Co., Ltd.
    Inventors: Do-Sung Kim, Do-Yeon Kim
  • Publication number: 20040125295
    Abstract: A liquid crystal display (LCD) device include: first and second substrates, the first and second substrates having a plurality of pixels divided into at least two domains; a liquid crystal layer between the first and the second substrates, the liquid crystal layer having a different alignment direction in each domain; and first and second compensation films on outer surfaces of the first and second substrates, the first and second compensation films having a negative refractive anisotropy and having a triangle pattern.
    Type: Application
    Filed: June 30, 2003
    Publication date: July 1, 2004
    Inventors: Do-Sung Kim, Seung-Jun Moon, Do-Yeon Kim
  • Publication number: 20040125302
    Abstract: A liquid crystal display device includes a first substrate and a second substrate, a gate line and a data line on the first substrate, and crossing each other to define a pixel region, a thin film transistor electrically connected to the gate and data lines, a pixel electrode in the pixel region, the pixel electrode electrically connected to the thin film transistor and having a plurality of slits, an auxiliary electrode on the first substrate, and the auxiliary including a first portion corresponding to a circumference of the pixel electrode and a second portion of a zigzag shape in the first portion, a common electrode on the second substrate, and an organic pattern on the common electrode, the organic pattern including a first part corresponding to a circumference of the pixel electrode and a plurality of second parts between adjacent slits, wherein the auxiliary electrode overlaps the plurality of slits and the organic pattern.
    Type: Application
    Filed: August 8, 2003
    Publication date: July 1, 2004
    Inventor: Do-Sung Kim
  • Publication number: 20040125253
    Abstract: A liquid crystal display device includes a first substrate having a plurality of pixel regions, a plurality of gate and data lines on the first substrate, a thin film transistor at a crossing portion of the gate and data lines, a first auxiliary electrode under the data line, a plurality of second auxiliary electrodes in a horizontal direction of the pixel region, a pixel electrode in the pixel region, a plurality of protrusions on a second substrate, the protrusions being formed between the second auxiliary electrodes, and a liquid crystal layer between the first and second substrates.
    Type: Application
    Filed: September 10, 2003
    Publication date: July 1, 2004
    Inventors: Do-Sung Kim, Do-Yeon Kim