Patents Assigned to LG. Philips LCD Ltd.
  • Publication number: 20090009493
    Abstract: A liquid crystal display device includes a liquid crystal panel including a liquid crystal layer; and a driving circuit including a data driver supplying a data voltage to the liquid crystal panel, wherein the liquid crystal panel displays white at a first data voltage and black at a second data voltage, and wherein a level of the first data voltage is higher than 0V and a level of the second data voltage is higher than the level of the first data voltage.
    Type: Application
    Filed: December 27, 2007
    Publication date: January 8, 2009
    Applicant: LG.PHILIPS LCD., LTD.
    Inventor: Hyung-Ki Hong
  • Publication number: 20080012481
    Abstract: An organic electroluminescent device includes a switching element and a driving element connected to the switching element on a substrate in a pixel region, an overcoat layer on the switching element and the driving element, a first contact layer on the overcoat layer, the first contact layer being made of one of molybdenum and indium tin oxide, a cathode on the first contact layer, the cathode connected to the driving element through the first contact layer, an emitting layer on the cathode, and an anode on the emitting layer.
    Type: Application
    Filed: December 28, 2006
    Publication date: January 17, 2008
    Applicant: LG.PHILIPS LCD., LTD.
    Inventors: Jae-Hee Park, Kyung-Min Park, Seok-Jong Lee
  • Publication number: 20080002387
    Abstract: A backlight assembly includes a plurality of lamps each having electrodes at opposite ends of a tube, and a bottom cover for receiving the plurality of lamps, the bottom cover having a bottom surface, first lateral sides that correspond to the ends of the plurality of lamps, and second lateral sides that correspond to a lengthwise direction of the plurality of lamps, wherein the first lateral sides have a first height above the bottom surface of the bottom cover that is less than a second height of the second lateral sides above the bottom surface of the bottom cover.
    Type: Application
    Filed: December 21, 2006
    Publication date: January 3, 2008
    Applicant: LG.PHILIPS LCD., LTD.
    Inventors: Kyu Bong Jung, Jae Won Shin, Jun Hyung Kim, Jin Woo Hong
  • Patent number: 7301597
    Abstract: An array substrate for a liquid crystal display device includes gate and data lines crossing on a substrate, common lines parallel to and between the gate lines, thin film transistors at crossing portions of the gate and data lines, and a pixel electrode. The common lines define pixel regions, which are each divided into first and second regions by the corresponding gate line. The thin film transistors each include a gate electrode in a first direction, a semiconductor layer on the gate electrode, and source and drain electrodes on the semiconductor layer in a second direction. The source and drain electrodes cross the gate electrode in each of the first and second regions. The pixel electrode is connected to the drain electrode.
    Type: Grant
    Filed: November 17, 2004
    Date of Patent: November 27, 2007
    Assignee: LG. Philips Lcd., Ltd.
    Inventors: Young-Sik Jeong, Dong-Hoon Lee
  • Patent number: 7176622
    Abstract: An organic electro-luminescence (EL) device includes a first electrode formed on a substrate and a second electrode formed to overlap with the first electrode. An organic EL layer is located between the first and second electrodes. A dielectric layer is formed between the second electrode and the EL layer. The dielectric layer contains antioxidative material, formed by a mixture of approximately 50˜75% of an organic material and approximately 25˜50% of an metallic powder. The organic electro-luminescence device demonstrates an increased picture quality and increased luminous efficiency.
    Type: Grant
    Filed: April 19, 2004
    Date of Patent: February 13, 2007
    Assignee: LG.Philips LCD., Ltd
    Inventor: Sung Gap Im
  • Patent number: 6900856
    Abstract: A manufacturing method of a liquid crystal display device includes steps of forming liquid crystal display by patterning the passivation layer and the gate insulating layer by using the black matrix as an etching mask to expose the portion of the drain electrode, the gate pad, and the data pad, forming a first transparent conductive layer on the black matrix, wherein the first transparent conductive layer contacts the portion of the drain electrode, the gate pad, and the data pad, forming a color filter layer on the first transparent conductive layer in the opening, forming a second transparent conductive layer on the color filter layer, the second transparent conductive layer contacting the first transparent conductive layer, and forming a pixel electrode, a gate pad terminal and a data pad terminal by patterning the first and second transparent conductive layers, wherein the pixel electrode is disposed in the pixel area, the gate pad terminal is disposed on the gate pad, and the data pad terminal is dispose
    Type: Grant
    Filed: September 4, 2003
    Date of Patent: May 31, 2005
    Assignee: LG. Philips LCD Ltd.
    Inventors: Woong-Kwon Kim, Se-June Kim, Jong-Hwae Lee
  • Patent number: 6824618
    Abstract: A substrate receiving apparatus and a method thereof that prevents substrate damage from occurring when a substrate is loaded/unloaded on/from a cassette. The present invention includes a cassette having a plurality of plates inside so as to receive a plurality of substrates; a cassette loading unit uploading/downloading the cassette; a port supporting the cassette loading unit; and a plurality of auxiliary plates inserted inside the cassette from outside. The method includes downloading a cassette so as to move substrates from plates of the cassette to auxiliary plates, unloading and loading the substrates placed on the auxiliary plates from/on the cassette, and uploading the cassette so as to move the substrates from the auxiliary plates to the plates of the cassette.
    Type: Grant
    Filed: November 4, 2002
    Date of Patent: November 30, 2004
    Assignee: LG.Philips LCD., Ltd.
    Inventor: Kap Ryol Park
  • Publication number: 20040212308
    Abstract: A flat luminescent lamp and a method for manufacturing the same are disclosed in the present invention. More specifically, a flat luminescent lamp includes first and second substrates each having a plurality of grooves in sides which the first and second substrates face into each other, first and second electrodes in the grooves, first and second phosphor layers in the first and second substrates including the first and second electrodes, respectively, and a frame for sealing the first and second substrates.
    Type: Application
    Filed: June 19, 2003
    Publication date: October 28, 2004
    Applicants: LG. Philips LCD., Ltd., SangNong Enterprise Co., Ltd., Young-Jong LEE
    Inventor: Hong Bae Park
  • Publication number: 20040109098
    Abstract: An array substrate of a liquid crystal display device having a color filter on a thin film transistor structure and a method of fabricating the same are disclosed in the present invention. The liquid crystal display device having a COT structure array substrate includes a top gate type thin film transistor formed on a substrate and having an active layer, a gate electrode, a source electrode, and a drain electrode, a storage capacitor adjacent to the top gate type thin film transistor and having a first storage electrode and a second storage electrode, a black matrix on the top gate type thin film transistor, a first pixel electrode at a pixel region and contacting a drain electrode, a color filter on the first pixel electrode at the pixel region, and a second pixel electrode on the color filter and contacting the first pixel electrode at the portion over the black matrix.
    Type: Application
    Filed: July 30, 2003
    Publication date: June 10, 2004
    Applicant: LG.Philips LCD Ltd.
    Inventors: Woong-Kwon Kim, Se-June Kim
  • Publication number: 20040021141
    Abstract: The invention intends to provide a TFT having a gate insulating film which has a high dielectric withstand voltage and can ensure a desired carrier mobility in an adjacent semiconductor active film. A gate electrode and a semiconductor active film are formed on a transparent substrate with a gate insulating film, which is formed of two layered insulating films, held between them. The gate insulating film is made up of a first gate insulating film which improves a withstand voltage between the gate electrode and the semiconductor active film, and a second gate insulating film which improves an interface characteristic between the gate insulating film and the semiconductor active film. The first and second gate insulating films are each formed of a SiNx film. The optical band gap of the first gate insulating film has a value in the range of 3.0 to 4.5 eV, and the optical band gap of the second gate insulating film has a value in the range of 5.0 to 5.3 eV.
    Type: Application
    Filed: July 31, 2003
    Publication date: February 5, 2004
    Applicant: LG. Philips LCD., LTD.
    Inventor: Chae Gee Sung
  • Publication number: 20030123009
    Abstract: An array substrate for an in-plane switching (IPS) mode liquid crystal display (LCD) device including a substrate, a plurality of gate lines disposed along a first direction on the substrate, a plurality of data lines disposed along a second direction perpendicular to the first direction on the substrate to define a plurality of pixel regions, a pixel electrode and a common electrode on the substrate, the pixel electrode including an extension portion, a plurality of vertical portions, and a horizontal portion, and a transparent electrode contacting the horizontal portion of the pixel electrode and extending over one of the gate lines, wherein the data line includes aluminum dual layer structure having a first metal layer and a second metal layer.
    Type: Application
    Filed: November 14, 2002
    Publication date: July 3, 2003
    Applicant: LG.Philips LCD., Ltd.
    Inventors: Gyoo-Chul Jo, Gee-Sung Chae
  • Publication number: 20030071943
    Abstract: A data wire device for interconnecting a pentile matrix display device includes a first blue sub-pixel data line disposed on a first substrate transmitting a first blue sub-pixel data signal, and a second blue sub-pixel data line disposed on the first substrate transmitting the first blue sub-pixel data signal, wherein the first and second blue data lines are interconnected between two blue sub-pixel regions of a display device and one blue sub-pixel data pad for receiving the first blue sub-pixel data signal from a driving circuit..
    Type: Application
    Filed: June 27, 2002
    Publication date: April 17, 2003
    Applicant: LG.Philips LCD., Ltd.
    Inventors: Kyo Seop Choo, June Ho Park
  • Patent number: 6515727
    Abstract: Disclosed is a color liquid crystal display device including an upper plate section having color filters, a lower plate section having a patterned electrode structure for each of red, green, and blue pixels, and a liquid crystal interposed between the upper and lower plate sections, wherein the pixels have different electrode widths and different slit widths for different colors, respectively. Respective pixel electrode widths (ER, EG, and EB) associated with the red, green, and blue colors have a relation of “ER≦EG≦EB”, and respective slit widths (SR, SG, and SB) associated with the red, green, and blue colors have a relation of “SB≦SG≦SR”.
    Type: Grant
    Filed: May 15, 2001
    Date of Patent: February 4, 2003
    Assignee: LG.Philips LCD., Ltd.
    Inventors: Ki Hyuk Yoon, Jang Jin Yoo
  • Patent number: 6483566
    Abstract: An array substrate for use in an IPS-LCD device includes a gate electrode, a gate line, a common line, and a plurality of common electrodes that have zigzag shapes on a substrate. A gate insulation layer is formed over an entire surface of tha substrate, and an active layer and ohmic contact layers are formed in series on the gate insulation layer and over the gate electrode. Over the gate electrode and on the ohmic contact layers, source and drain electrodes are formed. At this time, a data line is formed on the gate insulation layer. A passivation layer covers an entire surface of the substrate and has a drain contact hole that expose a portion of the drain contact hole. On the passivation layer, a plurality of pixel electrodes are formed in substantially zigzag or bent shapes. These pixel electrodes correspond to the common electrodes and are spaced apart from each other.
    Type: Grant
    Filed: August 6, 2001
    Date of Patent: November 19, 2002
    Assignee: LG Philips LCD, Ltd.
    Inventors: Won-Gyun Youn, In-Duk Song, In-Jae Chung
  • Patent number: 6473142
    Abstract: A multi-domain liquid crystal display device comprises 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 electrically is charged through the data bus line in the pixel region, a color filter layer is formed on the second substrate, and a common electrode is formed on the color filter layer. Dielectric frames are formed in the pixel region, and an alignment layer on at least one substrate between the first and second substrates.
    Type: Grant
    Filed: September 19, 2001
    Date of Patent: October 29, 2002
    Assignee: LG. Philips, LCD, Ltd.
    Inventors: Kyeong Jin Kim, Jang Jin Yoo, Sung Joon Bae