Search Patents
  • Method for fabricating thin film transistor substrate
    Patent number: 7550327
    Abstract: This invention provides method for fabricating a thin film transistor substrate that is adaptive for forming a good pattern design and also removing a stepped difference using a three-mask process.
    Type: Grant
    Filed: December 4, 2006
    Date of Patent: June 23, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Chang Deok Lee, Hyun Seok Hong
  • Thin film transistor substrate and fabricating method thereof
    Patent number: 6921917
    Abstract: A thin film transistor substrate and a fabricating method thereof that are capable of improving an aperture ratio. A gate electrode on that substrate has an inclined head and a concave neck.
    Type: Grant
    Filed: December 28, 2001
    Date of Patent: July 26, 2005
    Assignee: LG. Philips LCD Co., Ltd.
    Inventors: Seung Kyu Choi, Jae Moon Soh, Jong Woo Kim
  • Thin film transistor and method for fabricating the same
    Patent number: 9130042
    Abstract: Disclosed is a thin film transistor and a method of fabricating the same which includes a light-shielding layer made of the same material as a semiconductor layer on a substrate, wherein the light-shielding layer absorbs light incident upon the semiconductor layer, thereby preventing deterioration in characteristics of the thin film transistor caused by exterior light.
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: September 8, 2015
    Assignee: LG Display Co., Ltd.
    Inventor: Bok-Young Lee
  • Wire structure of display device
    Patent number: 7359022
    Abstract: A wire structure of a display device is disclosed. Undesirable short at upper wires can be repaired through the laser cutting while preventing a damage to the lower wires through the through hole provided at the lower wires of the region where the upper wires are mutually isolated.
    Type: Grant
    Filed: November 22, 2002
    Date of Patent: April 15, 2008
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Ji-Young Ahn, Gyo-Won Chin
  • Organic light-emitting display device
    Patent number: 10079273
    Abstract: An organic light-emitting display device protects a first electrode and reduces any effect due to light leakage from the top or the peripheral side of a bank, thereby increasing lifespan. The organic light-emitting display device includes a first electrode protective pattern.
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: September 18, 2018
    Assignee: LG Display Co., Ltd.
    Inventors: Hee-Jung Yang, Woo-Sup Shin, Gyu-Won Han
  • Display device and method for manufacturing the same
    Patent number: 10490668
    Abstract: Provided are a display device and a method for manufacturing the same. The display device includes: a connection source electrode and a connection drain electrode connected to a first source electrode a the first drain electrode, respectively by penetrating an isolation insulating layer and a second interlayer dielectric layer to enhance a characteristic of an element and reliability of the display device.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: November 26, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: SoYoung Noh, YoungJang Lee, HyoJin Kim, Hyuk Ji
  • Method for fabricating liquid crystal display device
    Patent number: 7605400
    Abstract: A thin film transistor including: an active layer on a substrate, the active layer having at least two unit channels; and source and drain electrodes on the active layer, wherein an interval D between each of the channels is larger than a unit channel width W.
    Type: Grant
    Filed: February 6, 2009
    Date of Patent: October 20, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Seok Woo Lee
  • Liquid crystal display device and method for fabrication thereof
    Patent number: 7501654
    Abstract: A thin film transistor including: an active layer on a substrate, the active layer having at least two unit channels; and source and drain electrodes on the active layer, wherein an interval D between each of the channels is larger than a unit channel width W.
    Type: Grant
    Filed: February 27, 2006
    Date of Patent: March 10, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Seok Woo Lee
  • Display device and method for manufacturing the same
    Patent number: 11302821
    Abstract: Provided are a display device and a method for manufacturing the same. The display device includes: a connection source electrode and a connection drain electrode connected to a first source electrode a the first drain electrode, respectively by penetrating an isolation insulating layer and a second interlayer dielectric layer to enhance a characteristic of an element and reliability of the display device.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: April 12, 2022
    Assignee: LG Display Co., Ltd.
    Inventors: SoYoung Noh, YoungJang Lee, HyoJin Kim, Hyuk Ji
  • Method for manufacturing film for decoration element
    Patent number: 11634821
    Abstract: The present disclosure relates to a method for manufacturing a film for a decoration element, the method including depositing two or more islands on one surface of a film; and forming a pattern portion by dry etching the film using the island as a mask.
    Type: Grant
    Filed: September 2, 2019
    Date of Patent: April 25, 2023
    Assignee: LG Chem, Ltd.
    Inventors: Pilsung Jo, Song Ho Jang, Ki Hwan Kim, Yong Chan Kim, Nansra Heo, Jeong Woo Shon
  • Thin film transistor array substrate and method for manufacturing the same
    Patent number: 8058651
    Abstract: A thin film transistor array substrate and a method for manufacturing the thin film transistor array substrate are disclosed. Specifically, a thin film transistor array may be formed using a reduced number of masks.
    Type: Grant
    Filed: April 29, 2010
    Date of Patent: November 15, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Yong In Park, Jae Young Oh, Soo Pool Kim
  • Encapsulation film
    Patent number: 9871224
    Abstract: Provided are an encapsulation film, an organic electronic device including the same, and a method of manufacturing the organic electronic device. Particularly, the encapsulation film, which effectively blocks moisture or oxygen entering the organic electronic device from the outside, and has excellent mechanical properties such as handleability and processability, and the organic electronic device including the same are provided.
    Type: Grant
    Filed: February 17, 2016
    Date of Patent: January 16, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Suk Kim, Hyun Jee Yoo, Jung Ok Moon, Se Woo Yang
  • Semiconductor light emitting device
    Patent number: 8969902
    Abstract: Disclosed are a semiconductor light emitting device. The semiconductor light emitting device comprises a light emitting structure comprising a III-V group compound semiconductor, a reflective layer comprising mediums, which are different from each other and alternately stacked under the light emitting structure, and a second electrode layer under the reflective layer.
    Type: Grant
    Filed: July 5, 2013
    Date of Patent: March 3, 2015
    Assignee: LG Innotek Co., Ltd.
    Inventor: Hyung Jo Park
  • Thin films transistor array substrate and fabricating method thereof
    Patent number: 7737446
    Abstract: A thin film transistor array substrate includes: a gate line provided on a substrate; a data line crossing the gate line; and a thin film transistor having a source electrode that is a portion of the data line that crosses the gate line and a drain electrode overlapping the gate line.
    Type: Grant
    Filed: October 14, 2004
    Date of Patent: June 15, 2010
    Assignee: LG Display Co., Ltd.
    Inventor: Jae Hong Park
  • Shift register and display device including the same
    Patent number: 10535317
    Abstract: Disclosed are a shift register and a display device including the same, in which a size of a circuit is reduced. The shift register includes a stage outputting a gate shift clock, supplied through a gate shift clock line, as a scan pulse and outputting a carry shift clock, supplied through a carry shift clock line, as a carry pulse. The carry shift clock line overlaps the gate shift clock line.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: January 14, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventor: YongHo Jang
  • Liquid crystal display device
    Patent number: 7906782
    Abstract: A liquid crystal display device includes a first substrate and a second substrate facing each other having a pixel region; a color filter layer on the first substrate corresponding to the pixel region; a planarization layer on the color filter layer having a groove; a common electrode on the planarization layer; a pixel electrode on the second substrate; and a liquid crystal layer between the common electrode and the pixel electrode.
    Type: Grant
    Filed: November 20, 2009
    Date of Patent: March 15, 2011
    Assignee: LG Display Co., Ltd.
    Inventor: Dong-Young Kim
  • THIN FILM TRANSISTOR AND METHOD OF FABRICATING THE SAME
    Publication number: 20120248449
    Abstract: A thin film transistor includes a multi-coaxial silicon nanowire unit including a plurality of coaxial silicon nanowires on a substrate, the multi-coaxial silicon nanowire unit including a central portion and end portions of the central portion; a gate electrode on the central portion; and a source electrode and a drain electrode on the respective end portions, respectively, so as to electrically connect to the multi-coaxial silicon nanowire unit.
    Type: Application
    Filed: June 13, 2012
    Publication date: October 4, 2012
    Applicant: LG Display Co., Ltd.
    Inventors: Gee-Sung Chae, Mi-Kyung Park
  • Transparent display device
    Patent number: 9977307
    Abstract: Disclosed is a transparent display device including an electrochromic element. The electrochromic element includes an electrochromic layer, a counter layer, and an electrolyte layer. An image is displayed through an oxidation-reduction reaction, and the display device is in a transparent mode when a voltage is not applied. The electrochromic layer and the counter layer may further include a core material for changing a color at a high speed.
    Type: Grant
    Filed: November 28, 2016
    Date of Patent: May 22, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Hyun Jin An, Jong Moo Kim, Jin Hyun Jung
  • Display device
    Patent number: 11177292
    Abstract: The present disclosure relates to a display panel including: a substrate including an active area for displaying an image, and a non-active area surrounding the active area; and a plurality of gate driving circuits arranged in the non-active area of the substrate, wherein the non-active area includes a straight portion and a corner portion, and the plurality of gate driving circuits is arranged only in the straight portion of the non-active area.
    Type: Grant
    Filed: July 31, 2018
    Date of Patent: November 16, 2021
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jun-Yeob Lee, Yang-Ho Cho
  • Array substrate for flat display device and method of fabricating the same
    Patent number: 9040990
    Abstract: Embodiments relate to an array substrate for a flat display device and a method of fabricating the same for reducing an over etch at a portion of the substrate where a data line is applied in a diagonal shape during the etching of the data line. As a result, disconnection of the data line may be reduced, which in turn reduces the failure rate of the flat display devices and enhances process yield.
    Type: Grant
    Filed: November 21, 2012
    Date of Patent: May 26, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Chel-Hee Jo, Dae-Sung Jung