Patents by Inventor SeungEun Pyo

SeungEun Pyo 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: 11054939
    Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: July 6, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: JungHan Lee, HongChul Kim, SungChul Kim, JeongSeop Lee, SeungEun Pyo
  • Publication number: 20190369775
    Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.
    Type: Application
    Filed: August 13, 2019
    Publication date: December 5, 2019
    Inventors: JungHan LEE, HongChul KIM, SungChul KIM, JeongSeop LEE, SeungEun PYO
  • Patent number: 10423288
    Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: September 24, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: JungHan Lee, HongChul Kim, SungChul Kim, JeongSeop Lee, SeungEun Pyo
  • Publication number: 20190129540
    Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.
    Type: Application
    Filed: December 21, 2018
    Publication date: May 2, 2019
    Inventors: JungHan LEE, HongChul KIM, SungChul KIM, JeongSeop LEE, SeungEun PYO
  • Patent number: 10209842
    Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: February 19, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: JungHan Lee, HongChul Kim, SungChul Kim, JeongSeop Lee, SeungEun Pyo
  • Patent number: 10026794
    Abstract: A display device is discussed. The display device according to an embodiment includes a substrate, a display region disposed over the substrate and including a plurality of subpixels, and a data pad part disposed in regions other than the display region. The data pad part includes a data signal line extended from the display region, an insulating film disposed on the data signal line and insulating the data signal line, a data pad electrode disposed on the insulating film and connected to the data signal line through the via hole, and an insulating pattern configured to cover the via hole. The data pad electrode can include at least one electrode hole.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: July 17, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Daegyu Jo, Wonsang Ryu, Youngkyu Song, Dongchae Shin, Seungeun Pyo
  • Publication number: 20180143712
    Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.
    Type: Application
    Filed: January 19, 2018
    Publication date: May 24, 2018
    Inventors: JungHan LEE, HongChul KIM, SungChul KIM, JeongSeop LEE, SeungEun PYO
  • Patent number: 9910549
    Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: March 6, 2018
    Assignee: LG Display Co., Ltd.
    Inventors: JungHan Lee, HongChul Kim, SungChul Kim, JeongSeop Lee, SeungEun Pyo
  • Publication number: 20170162822
    Abstract: A display device and a method for manufacturing the same are disclosed. The display device includes a substrate including a display area having a plurality of subpixels and a bezel area around the display area; at least one insulating layer on the substrate and having a via hole which suppresses propagation of cracks in the bezel area.
    Type: Application
    Filed: November 30, 2016
    Publication date: June 8, 2017
    Inventors: Wonhoon PARK, Wonsang RYU, Daegyu JO, Youngkyu SONG, Dongchae SHIN, Seungeun PYO
  • Publication number: 20170154936
    Abstract: A display device is discussed. The display device according to an embodiment includes a substrate, a display region disposed over the substrate and comprising a plurality of subpixels, and a data pad part disposed in regions other than the display region. The data pad part comprises a data signal line extended from the display region, an insulating film disposed on the data signal line and insulating the data signal line, a data pad electrode disposed on the insulating film and connected to the data signal line through the via hole, and an insulating pattern configured to cover the via hole. The data pad electrode can include at least one electrode hole.
    Type: Application
    Filed: December 1, 2016
    Publication date: June 1, 2017
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Daegyu JO, Wonsang RYU, Youngkyu SONG, Dongchae SHIN, Seungeun PYO
  • Patent number: 9405411
    Abstract: Discussed are a display device integrated with a touch screen and a method of driving the same, which can save the manufacturing cost and prevent the degradation of display quality caused by touch driving.
    Type: Grant
    Filed: April 19, 2013
    Date of Patent: August 2, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: SungChul Kim, Junghan Lee, Jeongseop Lee, SeungEun Pyo, Yangsik Lee
  • Patent number: 9377906
    Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.
    Type: Grant
    Filed: April 16, 2012
    Date of Patent: June 28, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: JungHan Lee, HongChul Kim, SungChul Kim, JeongSeop Lee, SeungEun Pyo
  • Publication number: 20160098126
    Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.
    Type: Application
    Filed: December 14, 2015
    Publication date: April 7, 2016
    Inventors: JungHan Lee, HongChul Kim, SungChul Kim, JeongSeop Lee, SeungEun Pyo
  • Patent number: 9075463
    Abstract: A display device with an integrated touch screen including a panel including electrodes divided into n number of groups, where n is an integer more than or equal to two; a display driver IC configured to apply a common voltage to the n divided groups when a driving mode of the panel is a display driving mode, and to selectively apply a touch scan signal or the common voltage to the n divided groups when the driving mode of the panel is a touch driving mode; and a touch IC configured to generate the touch scan signal to apply the touch scan signal to the display driver IC.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: July 7, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventors: SeungEun Pyo, HongChul Kim
  • Publication number: 20140111466
    Abstract: Discussed are a display device integrated with a touch screen and a method of driving the same, which can save the manufacturing cost and prevent the degradation of display quality caused by touch driving.
    Type: Application
    Filed: April 19, 2013
    Publication date: April 24, 2014
    Applicant: LG Display Co., Ltd.
    Inventors: SungChul Kim, Junghan Lee, Jeongseop Lee, SeungEun Pyo, Yangsik Lee
  • Publication number: 20130342479
    Abstract: A display device with an integrated touch screen including a panel including electrodes divided into n number of groups, where n is an integer more than or equal to two; a display driver IC configured to apply a common voltage to the n divided groups when a driving mode of the panel is a display driving mode, and to selectively apply a touch scan signal or the common voltage to the n divided groups when the driving mode of the panel is a touch driving mode; and a touch IC configured to generate the touch scan signal to apply the touch scan signal to the display driver IC.
    Type: Application
    Filed: December 13, 2012
    Publication date: December 26, 2013
    Applicant: LG Display Co., Ltd.
    Inventors: SeungEun PYO, HongChul KIM
  • Publication number: 20130215075
    Abstract: Discussed are a display device with an integrated touch screen and a method of operating the same. The display device according to an embodiment includes a display panel including a plurality of pixel electrodes; a touch screen including m number of electrodes which are formed to overlap with the plurality of pixel electrodes, wherein m is a multiple of n, and n is an integer equal to or greater than two, and wherein the m electrodes are divided into n number of electrode groups; a touch driver configured to generate a touch scan signal and to supply the generated touch scan signal to a display driver; and the display driver configured to apply a common voltage or the touch scan signal to one or more of the m electrodes depending on a driving mode of the display device.
    Type: Application
    Filed: April 16, 2012
    Publication date: August 22, 2013
    Inventors: JungHan LEE, HongChul Kim, SungChul Kim, JeongSeop Lee, SeungEun Pyo