Patents by Inventor Tae-An Seo

Tae-An Seo 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: 20170359910
    Abstract: A rollable display device includes: a panel support including a plurality of support bars arranged in a direction and a plurality of flexible coupling portions between support bars of the plurality of support bars and coupling the plurality of support bars together; and a flexible display panel fixed to respective front sides of support bars of the plurality of support bars, and the plurality of support bars includes a first support bar that is spaced apart from an outermost support bar of the plurality of support bars, and the first support bar includes a pair of first holding bars that are spreadable toward an outside from a rear side of the first support bar.
    Type: Application
    Filed: May 24, 2017
    Publication date: December 14, 2017
    Inventors: Tae An Seo, Min-Sung Kim, Bo Ik Park, Jung Hun Lee, Jin Hwan Choi
  • Patent number: 9837482
    Abstract: A display device is disclosed. In one aspect, the display device includes a substrate and a plurality of scan lines formed over the substrate and separated from each other in a first direction. The scan lines extend in a second direction crossing the first direction. The display device also includes a stress compensation layer positioned between adjacent ones of the scan lines.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: December 5, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae An Seo, Bo Ik Park, Jin Hwan Choi
  • Publication number: 20170332478
    Abstract: A rollable display device includes a rollable structure including a plurality of unit structures, the rollable structure being configured to be rolled and unrolled based on the unit structures, and a display panel structure attached to the rollable structure, wherein respective widths of the unit structures increase in a first direction from a first side of the rollable structure to an opposite second side of the rollable structure.
    Type: Application
    Filed: October 20, 2016
    Publication date: November 16, 2017
    Inventors: Jin-Hwan Choi, Min-Sung Kim, Tae-An Seo, Jung-Hun Lee
  • Publication number: 20170329567
    Abstract: A display device includes first and second display panel having respective first and second display areas to display an image, a first support portion to support the first display panel, the first support portion having a curved first end portion and being rotatable based on a first rotation shaft, and a second support portion to support the second display panel, the second support portion having a curved second end portion facing the first end portion, and the second support portion being rotatable based on a second rotation shaft parallel to the first rotation shaft. The first display area covers at least some of an outer surface of the first end portion of the first support portion, and the second display area covers at least some of an outer surface of the second end portion of the second support portion.
    Type: Application
    Filed: May 10, 2017
    Publication date: November 16, 2017
    Inventors: Jin Hwan CHOI, Bo Ik PARK, Tae An SEO
  • Publication number: 20170325343
    Abstract: A display device includes a flexible display panel, a roller for winding the flexible display panel, an elastic holder fixed to an edge of the flexible display panel and having a side parallel to the edge of the flexible display panel, and a tension applier set disposed at opposite ends of the elastic holder for tensioning the elastic holder.
    Type: Application
    Filed: April 28, 2017
    Publication date: November 9, 2017
    Inventors: Tae An SEO, Jin Hwan CHOI, Jung Hun LEE
  • Publication number: 20170229489
    Abstract: A display device includes a substrate including a first planarization region and a second planarization region inclined at a predetermined angle with respect to the first planarization region. A display device further includes a first wiring disposed in the second planarization region. A display device additionally includes a flexible film bonded with the substrate in the first planarization region and the second planarization region and connected to the first wiring in the second planarization region.
    Type: Application
    Filed: February 3, 2017
    Publication date: August 10, 2017
    Inventors: Tae An SEO, Jin Hwan Choi, Tae Woong Kim, Bo Ik Park, Ju Chan Park
  • Publication number: 20170200747
    Abstract: A TFT array panel of a display device includes a first substrate, a first electrode disposed on the first substrate, a first insulating layer including a first hole, the first insulating layer disposed on the first electrode, a second insulating layer disposed on the first insulating layer and including a second hole corresponding to the first hole, and a capping layer including a first inner portion, the capping layer disposed on an inner lateral surface forming the second hole, where an end portion of the first inner portion disposed in the second hole is separated from the first electrode.
    Type: Application
    Filed: December 28, 2016
    Publication date: July 13, 2017
    Inventors: Tae An Seo, Su Bin Bae, Yu-Gwang Jeong, Hyun Min Cho, Shin Il Choi, Jin Hwan Choi
  • Publication number: 20170115699
    Abstract: A flexible display device includes a display panel including a main display area including a plurality of main pixel rows, and a sub display area at a side of the main display area and including a plurality of sub pixel rows, a scan driving circuit configured to provide scan signals to the main pixel rows via a plurality of main scan lines, and provide the scan signals to the sub pixel rows via a plurality of sub scan lines, a data driving circuit configured to provide data signals to a plurality of pixels respectively located in the main pixel rows and the sub pixel rows, and a timing controller configured to control the scan driving circuit and the data driving circuit, wherein a number of the sub pixel rows is less than a number of the main pixel rows.
    Type: Application
    Filed: April 8, 2016
    Publication date: April 27, 2017
    Inventors: Ju-Chan Park, Jin-Taek Kim, Tae-An Seo, Sun-Hee Lee, Pil-Suk Lee
  • Publication number: 20170117345
    Abstract: A display device is disclosed. In one aspect, the display device includes a substrate and a plurality of scan lines formed over the substrate and separated from each other in a first direction. The scan lines extend in a second direction crossing the first direction. The display device also includes a stress compensation layer positioned between adjacent ones of the scan lines.
    Type: Application
    Filed: June 9, 2016
    Publication date: April 27, 2017
    Inventors: Tae An Seo, Bo Ik Park, Jin Hwan Choi
  • Publication number: 20170104046
    Abstract: An organic light-emitting diode display is disclosed. In one aspect, the display includes a substrate having a flexible portion configured to bend or fold, a semiconductor positioned over the substrate, and a gate insulating layer positioned over the semiconductor and having an opening. The display also includes an interlayer insulating layer positioned over the gate insulating layer, a portion of the interlayer insulating layer positioned within the opening. The display further includes a gate electrode positioned between the gate insulating layer and the interlayer insulating layer and overlapping the semiconductor in the depth dimension of the OLED display. A source electrode and a drain electrode are positioned over the interlayer insulating layer and connected to the semiconductor.
    Type: Application
    Filed: September 2, 2016
    Publication date: April 13, 2017
    Inventors: Tae An Seo, Ju Chan Park, Jin Hwan Choi, Tae Woong Kim, Bo Ik Park, Young Gug Seol
  • Patent number: 9564590
    Abstract: A mask comprises a mask frame defining an opening; a plurality of support bars installed in the opening of the mask frame; a plurality of movable bars, each of which is installed over a corresponding one of the plurality of support bars and movable relative to the corresponding support bar, wherein the plurality of support bars and the plurality of movable bars are arranged to divide the opening into a plurality of mask holes; and a plurality of actuators installed between the plurality of movable bars and the corresponding support bars and configured to move the movable bars relative to the plurality of support bars.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: February 7, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae An Seo, Bo Ik Park, Ju Chan Park, Young Gug Seol, Pil Suk Lee, Jin Hwan Choi
  • Publication number: 20160338219
    Abstract: An embodiment provides a flexible display device adhesive that is foldable with respect a folding axis, that has a folding area corresponding to the folding axis, and that has non-folding areas. The flexible display device includes a first substrate configured to be flexible, a second substrate above the first substrate and configured to be flexible, and an adhesive layer between the first substrate and the second substrate to adhere the first substrate to the second substrate. The adhesive layer includes two or more adhesive portions having different adhesive strength.
    Type: Application
    Filed: January 29, 2016
    Publication date: November 17, 2016
    Inventors: Tae An Seo, Jin Hwan Choi
  • Publication number: 20160225995
    Abstract: A mask comprises a mask frame defining an opening; a plurality of support bars installed in the opening of the mask frame; a plurality of movable bars, each of which is installed over a corresponding one of the plurality of support bars and movable relative to the corresponding support bar, wherein the plurality of support bars and the plurality of movable bars are arranged to divide the opening into a plurality of mask holes; and a plurality of actuators installed between the plurality of movable bars and the corresponding support bars and configured to move the movable bars relative to the plurality of support bars.
    Type: Application
    Filed: July 20, 2015
    Publication date: August 4, 2016
    Inventors: Tae An SEO, Bo Ik PARK, Ju Chan PARK, Young Gug SEOL, Pil Suk LEE, Jin Hwan CHOI
  • Publication number: 20160211210
    Abstract: A flexible display and method of manufacturing the same are disclosed. In one aspect, the display includes a flexible substrate having a bending area and a non-bending area and a plurality of metal wirings formed over the flexible substrate in the bending area and the non-bending area. Each of the metal wirings which are formed in the bending area includes a pair of first hard wirings formed over the flexible substrate and a first soft wiring electrically connected to ends of the pair of first hard wirings.
    Type: Application
    Filed: December 7, 2015
    Publication date: July 21, 2016
    Inventors: Tae An SEO, Tae Woong KIM, Seong Min WANG, Jin Hwan CHOI
  • Publication number: 20160212839
    Abstract: A flexible display device including a substrate including a display unit; a driver integrated chip (IC) connected to the display unit of the substrate, the driver IC supplying a driving voltage; a flexible printed circuit (FPC) attached to an outside portion of the substrate by a substrate pad part at an outer side of the driver IC; and a printed circuit board (PCB) attached to the FPC by a PCB pad part, the PCB transferring a driving voltage to the driver IC of the substrate through the FPC, wherein the outside portion of the substrate is bent to be attached to the FPC, and the FPC is bent in an opposite direction to a bending direction of the outside portion of the substrate to be attached to the PCB.
    Type: Application
    Filed: October 1, 2015
    Publication date: July 21, 2016
    Inventors: Jin Hwan CHOI, Ju Chan PARK, Tae An SEO, Pil Suk LEE
  • Patent number: 9293522
    Abstract: Provided is a method of manufacturing a capacitor of a display apparatus, the display apparatus being formed on a substrate and including a thin film transistor, which includes an active layer, a gate electrode, and source and drain electrodes, a display device connected to the thin film transistor, and the capacitor, the method including: forming an electrode layer on the substrate; forming a passivation layer on the electrode layer; patterning the passivation layer to form a first pattern including first branch patterns parallel to each other, and a second pattern including second branch patterns parallel to each other and interposed between the first branch patterns; and forming first and second electrodes by etching the electrode layer using the first and second patterns as masks.
    Type: Grant
    Filed: August 21, 2013
    Date of Patent: March 22, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seong-Min Wang, Mu-Gyeom Kim, Tae-An Seo, Gug-Rae Jo, Dae-Young Lee, Jung-Gun Nam, Dae-Hwan Jang
  • Publication number: 20140210050
    Abstract: Provided is a method of manufacturing a capacitor of a display apparatus, the display apparatus being formed on a substrate and including a thin film transistor, which includes an active layer, a gate electrode, and source and drain electrodes, a display device connected to the thin film transistor, and the capacitor, the method including: forming an electrode layer on the substrate; forming a passivation layer on the electrode layer; patterning the passivation layer to form a first pattern including first branch patterns parallel to each other, and a second pattern including second branch patterns parallel to each other and interposed between the first branch patterns; and forming first and second electrodes by etching the electrode layer using the first and second patterns as masks.
    Type: Application
    Filed: August 21, 2013
    Publication date: July 31, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seong-Min Wang, Mu-Gyeom Kim, Tae-An Seo, Gug-Rae Jo, Dae-Young Lee, Jung-Gun Nam, Dae-Hwan Jang
  • Patent number: 8450733
    Abstract: An oxide semiconductor thin film transistor includes a gate electrode on a substrate, the gate electrode having a first area, a gate insulation layer on the gate electrode, the gate insulation layer covering the gate electrode, an active layer on the gate insulation layer, the active layer having a second area that is smaller than the first area, a source electrode on the active layer, the source electrode contacting a source region of the active layer, a drain electrode on the active layer, the drain electrode contacting a drain region of the active layer, and a passivation layer covering the active layer, the source electrode, and the drain electrode.
    Type: Grant
    Filed: March 29, 2011
    Date of Patent: May 28, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seong-Min Wang, Joo-Sun Yoon, Tae-An Seo, Jeong-Hwan Kim
  • Publication number: 20120119206
    Abstract: An oxide semiconductor thin film transistor includes a gate electrode on a substrate, the gate electrode having a first area, a gate insulation layer on the gate electrode, the gate insulation layer covering the gate electrode, an active layer on the gate insulation layer, the active layer having a second area that is smaller than the first area, a source electrode on the active layer, the source electrode contacting a source region of the active layer, a drain electrode on the active layer, the drain electrode contacting a drain region of the active layer, and a passivation layer covering the active layer, the source electrode, and the drain electrode.
    Type: Application
    Filed: March 29, 2011
    Publication date: May 17, 2012
    Inventors: Seong-Min Wang, Joo-Sun Yoon, Tae-An Seo, Jeong-Hwan Kim