Patents by Inventor Sang-Hyun Jun

Sang-Hyun Jun 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: 9501162
    Abstract: A display device integrated with a touch screen panel includes a display unit in which scan lines and data lines crossing each other, and pixels are arranged, wherein the pixels are positioned at crossing regions of the scan lines and the data lines and each of the pixels comprises first and second pixel electrodes, first touch electrodes extending along a first direction on the display unit, and second touch electrodes extending along a second direction on the display unit, and arranged to overlap the first touch electrodes, the second touch electrodes being spaced apart from the first touch electrodes, wherein the first touch electrodes are implemented by patterning the second pixel electrode in the first direction, and wherein while a touch driving signal is supplied to one or more first touch electrodes among the first touch electrodes, a second pixel power source is supplied to remaining first touch electrodes.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: November 22, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se-Il Cho, Sang-Hyun Jun
  • Patent number: 9496510
    Abstract: A flexible substrate, a method of manufacturing the same, and an organic light emitting diode display, the flexible substrate including a first flexible layer; a polysilicon layer on the first flexible layer, the polysilicon layer having a plurality of protrusions on a surface thereof; and a second flexible layer on the polysilicon layer.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: November 15, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong-Jin Kim, Sang-Hyun Jun
  • Patent number: 9348448
    Abstract: A display device includes a liquid crystal display with an integrated touch screen panel including a first substrate having a plurality of gate wires and a plurality of data wires and having a plurality of pixels. Each pixel includes a thin film transistor and a pixel electrode. The display device also includes a second substrate opposite to the first substrate, an insulating layer on the pixel electrode, a plurality of transparent electrodes arranged in a first direction on the insulating layer, a plurality of metal electrodes forming coupling parts attached to predetermined sides of the transparent electrodes and forming driving wires that receive driving signals, a plurality of sensing electrodes arranged on the second substrate in a second direction that intersects the first direction, and a liquid crystal layer between the first substrate and the second substrate.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: May 24, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung-Hoon Song, Sang-Hyun Jun
  • Publication number: 20160103537
    Abstract: A display device is disclosed. In one aspect, the display device includes a substrate including a display area and a non-display area adjacent to the display area and a display member formed over the substrate in the display area. The display device also includes an encapsulation layer formed over the display member and encapsulating the display member together with the substrate and a plurality of first touch lines formed over the encapsulation layer in the display area. The first touch lines extend in a first direction. The display device further includes a plurality of second touch lines formed on the same layer as the first touch lines in the display area. The second touch lines extend in the first direction and are spaced apart from the first touch lines.
    Type: Application
    Filed: May 29, 2015
    Publication date: April 14, 2016
    Inventors: Yong-Hwan PARK, Jong Seok KIM, Chi Wook AN, Seong Jun LEE, Sang Hyun JUN
  • Patent number: 9064454
    Abstract: A display device and a method of driving the same, in which the display device includes: a light-emitting element; a first capacitor connected between first and second contact points; a driving transistor that has a control terminal connected to the second contact point, an input terminal connected to a driving voltage, and an output terminal connected to the light-emitting element; a first switching transistor connected between a data voltage or a sustain voltage and the first contact point; a second switching transistor connected between the second contact point and the output terminal of the driving transistor; and a third switching transistor connected between a reference current source and the output terminal of the driving transistor.
    Type: Grant
    Filed: May 4, 2009
    Date of Patent: June 23, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Myeon Han, Jae-Beom Choi, Bong-Ju Kim, Kwon-Hyung Lee, Ji-Hye Eom, Sang-Hyun Jun, Hyun-Been Hwang
  • Publication number: 20140313438
    Abstract: A touch screen display device is disclosed. One innovative aspect includes a plurality of pixels, a plurality of first touch electrodes, a first connecting portion and a plurality of second touch electrodes. Each pixel includes an emission layer electrically connected to the first touch electrodes. The first touch electrodes are spaced apart from each other and the second touch electrodes. The first connecting portion connects between the first touch electrodes and has a resistance greater than that of each first touch electrode.
    Type: Application
    Filed: March 19, 2014
    Publication date: October 23, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventor: Sang-Hyun JUN
  • Publication number: 20140306194
    Abstract: A flexible substrate, a method of manufacturing the same, and an organic light emitting diode display, the flexible substrate including a first flexible layer; a polysilicon layer on the first flexible layer, the polysilicon layer having a plurality of protrusions on a surface thereof; and a second flexible layer on the polysilicon layer.
    Type: Application
    Filed: September 13, 2013
    Publication date: October 16, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong-Jin KIM, Sang-Hyun JUN
  • Publication number: 20140253502
    Abstract: A display device integrated with a touch screen panel includes a display unit in which scan lines and data lines crossing each other, and pixels are arranged, wherein the pixels are positioned at crossing regions of the scan lines and the data lines and each of the pixels comprises first and second pixel electrodes, first touch electrodes extending along a first direction on the display unit, and second touch electrodes extending along a second direction on the display unit, and arranged to overlap the first touch electrodes, the second touch electrodes being spaced apart from the first touch electrodes, wherein the first touch electrodes are implemented by patterning the second pixel electrode in the first direction, and wherein while a touch driving signal is supplied to one or more first touch electrodes among the first touch electrodes, a second pixel power source is supplied to remaining first touch electrodes.
    Type: Application
    Filed: February 20, 2014
    Publication date: September 11, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Se-Il Cho, Sang-Hyun Jun
  • Publication number: 20120113027
    Abstract: A display device includes a liquid crystal display with an integrated touch screen panel including a first substrate having a plurality of gate wires and a plurality of data wires and having a plurality of pixels. Each pixel includes a thin film transistor and a pixel electrode. The display device also includes a second substrate opposite to the first substrate, an insulating layer on the pixel electrode, a plurality of transparent electrodes arranged in a first direction on the insulating layer, a plurality of metal electrodes forming coupling parts attached to predetermined sides of the transparent electrodes and forming driving wires that receive driving signals, a plurality of sensing electrodes arranged on the second substrate in a second direction that intersects the first direction, and a liquid crystal layer between the first substrate and the second substrate.
    Type: Application
    Filed: September 22, 2011
    Publication date: May 10, 2012
    Inventors: Sung-Hoon Song, Sang-Hyun Jun
  • Publication number: 20120105337
    Abstract: A liquid crystal display (LCD) having a built-in touch screen panel includes a first substrate having a plurality of pixels, wherein each of the pixels comprises a thin film transistor and a pixel electrode; a plurality of common electrode patterns corresponding to the pixel electrodes and spaced from each other along a second direction; a second substrate facing the first substrate, the second substrate having color filter patterns, wherein the color filter patterns are arranged to correspond to the pixels; a plurality of black matrix patterns between the color filter patterns, the plurality of black matrix patterns being spaced from each other along a first direction crossing the second direction; and a liquid crystal layer between the first and second substrates, wherein the plurality of common electrode patterns and at least one of the black matrix patterns are used as driving electrodes and sensing electrodes, respectively.
    Type: Application
    Filed: February 18, 2011
    Publication date: May 3, 2012
    Inventors: Sang-Hyun Jun, Se-Il Cho, Sung-Hoon Song, Soo-Guy Rho
  • Patent number: 7999258
    Abstract: A display substrate includes a base substrate, a first metal pattern, a second metal pattern, a first transparent conductive layer and a second transparent conductive layer. The first metal pattern is formed on the base substrate, and includes a gate line and a gate electrode connected to the gate line. The second metal pattern includes a data line crossing the gate line, a source electrode connected to the data line and a drain electrode being spaced apart from the source electrode. The first transparent conductive layer includes a capping layer capping the second metal pattern and a common electrode formed in a pixel area. The second transparent conductive layer includes a pixel electrode having a plurality of openings, contacting the capping layer capping the drain electrode, and facing the common electrode.
    Type: Grant
    Filed: March 27, 2008
    Date of Patent: August 16, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-Bok Lee, Chun-Gi You, Sang-Hyun Jun
  • Publication number: 20090020758
    Abstract: A display substrate includes a base substrate, a first metal pattern, a second metal pattern, a first transparent conductive layer and a second transparent conductive layer. The first metal pattern is formed on the base substrate, and includes a gate line and a gate electrode connected to the gate line. The second metal pattern includes a data line crossing the gate line, a source electrode connected to the data line and a drain electrode being spaced apart from the source electrode. The first transparent conductive layer includes a capping layer capping the second metal pattern and a common electrode formed in a pixel area. The second transparent conductive layer includes a pixel electrode having a plurality of openings, contacting the capping layer capping the drain electrode, and facing the common electrode.
    Type: Application
    Filed: March 27, 2008
    Publication date: January 22, 2009
    Inventors: Jae-Bok Lee, Chun-Gi You, Sang-Hyun Jun