Patents by Inventor KeyYoung YANG

KeyYoung YANG 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: 20260179539
    Abstract: A light emitting display apparatus according to an embodiment of the present disclosure comprises a light emitting display panel including pixels and stages configured to supply scan signals to the pixels, respectively, wherein each of the stages starts to be driven by a start pulse and outputs a scan pulse having a pulse width identical to a pulse width of the start pulse.
    Type: Application
    Filed: November 26, 2025
    Publication date: June 25, 2026
    Applicants: LG Display Co., Ltd., SNU R&DB FOUNDATION
    Inventors: KeyYoung Yang, MoonSeok Jung, SangHee Yu, Soo-Yeon Lee
  • Publication number: 20260171021
    Abstract: A light emitting display apparatus includes a light emitting device configured to emit light; and a pixel driving circuit configured to drive the light emitting device. The pixel driving circuit includes: a first circuit part including a driving transistor and connected to a data line and a first driving voltage line to which a first driving voltage is supplied; a second circuit part connected to the light emitting device and to a second driving voltage line to which a second driving voltage is supplied; and an emission transistor connected between the first circuit part and the second circuit part.
    Type: Application
    Filed: October 30, 2025
    Publication date: June 18, 2026
    Applicants: LG Display Co., Ltd., SNU R&DB FOUNDATION
    Inventors: KeyYoung YANG, Soo-Yeon LEE, SangHee YU, MoonSeok JUNG
  • Patent number: 11935459
    Abstract: A display apparatus can include a display panel configured to display a black image and a real image, a gate driver configured to display gate signals to a plurality of gate lines provided in a display area of the display panel, and a controller configured to control the gate driver. Here, one-frame period for displaying the black image is shorter than one-frame period where the real image is displayed. Further, the gate driver can include a plurality of stages configured to supply the gate signals to the plurality of gate lines, and a plurality of dummy stages connected directly between the plurality of stages and the controller. In addition, gate start signals for driving the plurality of stages are supplied to the plurality of dummy stages by the controller.
    Type: Grant
    Filed: November 1, 2022
    Date of Patent: March 19, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: KeyYoung Yang, Jihoon Yu, Bumhee Han
  • Publication number: 20230059695
    Abstract: A display apparatus can include a display panel configured to display a black image and a real image, a gate driver configured to display gate signals to a plurality of gate lines provided in a display area of the display panel, and a controller configured to control the gate driver. Here, one-frame period for displaying the black image is shorter than one-frame period where the real image is displayed. Further, the gate driver can include a plurality of stages configured to supply the gate signals to the plurality of gate lines, and a plurality of dummy stages connected directly between the plurality of stages and the controller. In addition, gate start signals for driving the plurality of stages are supplied to the plurality of dummy stages by the controller.
    Type: Application
    Filed: November 1, 2022
    Publication date: February 23, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: KeyYoung YANG, Jihoon YU, Bumhee HAN
  • Patent number: 11495164
    Abstract: A display apparatus, in which a black image is provided between real images and one frame period for displaying the black image is set to be shorter than one frame period where each of the real images is displayed, is provided. The display apparatus includes a display panel displaying a black image and a real image, a gate driver supplying gate signals to a plurality of gate lines provided in a display area of the display panel, and a controller controlling a function of the gate driver. A one-frame period for displaying the black image is shorter than a one-frame period where the real image is displayed.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: November 8, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: KeyYoung Yang, Jihoon Yu, Bumhee Han
  • Publication number: 20210193021
    Abstract: A display apparatus, in which a black image is provided between real images and one frame period for displaying the black image is set to be shorter than one frame period where each of the real images is displayed, is provided. The display apparatus includes a display panel displaying a black image and a real image, a gate driver supplying gate signals to a plurality of gate lines provided in a display area of the display panel, and a controller controlling a function of the gate driver. A one-frame period for displaying the black image is shorter than a one-frame period where the real image is displayed.
    Type: Application
    Filed: December 11, 2020
    Publication date: June 24, 2021
    Applicant: LG Display Co., Ltd.
    Inventors: KeyYoung YANG, Jihoon YU, Bumhee HAN
  • Patent number: 9395569
    Abstract: Disclosed is a display apparatus in which liquid crystal is injected into a non-display area having a transmitting hole formed in a predetermined portion of a panel corresponding to a camera, wherein the display apparatus comprises a display unit having a panel which is provided with lower and upper substrates sealed under the circumstance that liquid crystal is filled therebetween; and a guide frame which supports the display unit, wherein the guide frame includes: a guide sidewall which guides a lateral side of the panel; and a panel supporter which supports the panel, wherein a camera receiving part with a camera mounted thereon is formed in a first panel support of the panel supporter, a transmitting hole for transmitting light to the camera is formed in a black matrix of a first non-display area to be placed on the first panel supporter of the upper substrate, and a display area of the panel and the first non-display area are filled with liquid crystal.
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: July 19, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: DongYong Kim, JaeWoo Park, NamDo Son, SungWoo Kim, JongSub Park, KyungMi Kim, KeyYoung Yang, GiNam Jean
  • Publication number: 20150241732
    Abstract: Disclosed is a display apparatus in which liquid crystal is injected into a non-display area having a transmitting hole formed in a predetermined portion of a panel corresponding to a camera, wherein the display apparatus comprises a display unit having a panel which is provided with lower and upper substrates sealed under the circumstance that liquid crystal is filled therebetween; and a guide frame which supports the display unit, wherein the guide frame includes: a guide sidewall which guides a lateral side of the panel; and a panel supporter which supports the panel, wherein a camera receiving part with a camera mounted thereon is formed in a first panel support of the panel supporter, a transmitting hole for transmitting light to the camera is formed in a black matrix of a first non-display area to be placed on the first panel supporter of the upper substrate, and a display area of the panel and the first non-display area are filled with liquid crystal.
    Type: Application
    Filed: May 12, 2015
    Publication date: August 27, 2015
    Inventors: DongYong Kim, JaeWoo Park, NamDo Son, SungWoo Kim, JongSub Park, KyungMi Kim, KeyYoung Yang, GiNam Jean
  • Patent number: 9069198
    Abstract: Disclosed is a display apparatus in which liquid crystal is injected into a non-display area having a transmitting hole formed in a predetermined portion of a panel corresponding to a camera, wherein the display apparatus comprises a display unit having a panel; and a guide frame, wherein the guide frame includes: a guide sidewall; and a panel supporter, wherein a camera receiving part with a camera mounted thereon is formed in a first panel support of the panel supporter, a transmitting hole for transmitting light to the camera is formed in a black matrix of a first non-display area to be placed on the first panel supporter of the upper substrate, and a display area of the panel and the first non-display area are filled with liquid crystal.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: June 30, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventors: DongYong Kim, JaeWoo Park, NamDo Son, SungWoo Kim, JongSub Park, KyungMi Kim, KeyYoung Yang, GiNam Jean
  • Publication number: 20120206669
    Abstract: Disclosed is a display apparatus in which liquid crystal is injected into a non-display area having a transmitting hole formed in a predetermined portion of a panel corresponding to a camera, wherein the display apparatus comprises a display unit having a panel; and a guide frame, wherein the guide frame includes: a guide sidewall; and a panel supporter, wherein a camera receiving part with a camera mounted thereon is formed in a first panel support of the panel supporter, a transmitting hole for transmitting light to the camera is formed in a black matrix of a first non-display area to be placed on the first panel supporter of the upper substrate, and a display area of the panel and the first non-display area are filled with liquid crystal.
    Type: Application
    Filed: December 27, 2011
    Publication date: August 16, 2012
    Inventors: DongYong KIM, JaeWoo PARK, NamDo SON, SungWoo KIM, JongSub PARK, KyungMi KIM, KeyYoung YANG, GiNam JEAN