Patents by Inventor Ju Chan Park

Ju Chan Park 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: 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: 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: 20160315276
    Abstract: In an aspect, a flexible substrate may include a base substrate, an insulating layer positioned on a first surface of the base substrate, a protective film positioned on a second surface facing the first surface of the base substrate and an adhesive layer positioned between the base substrate and the protective film and attaching the protective film on the second surface of the base substrate. The adhesive layer may include a cross-linker.
    Type: Application
    Filed: February 3, 2016
    Publication date: October 27, 2016
    Inventors: Young Gug SEOL, Tae Woong KIM, Ju Chan PARK, Pil Suk LEE, Jin Hwan CHOI
  • Publication number: 20160313762
    Abstract: A flexible display panel and a method of manufacturing the same are disclosed. In one aspect, the flexible display panel includes a flexible substrate configured to display an image. The display also includes a first layer formed over a first surface of the flexible substrate and configured to compress horizontally with a compressive strain force. The display further includes an adhesive interposed between the flexible substrate and the first layer.
    Type: Application
    Filed: April 19, 2016
    Publication date: October 27, 2016
    Inventors: Sun Ho Kim, Bo Ik Park, Ju Chan Park, Hyun Woo Koo, Tae Woong Kim
  • Publication number: 20160226024
    Abstract: A display device includes: a flexible substrate; a display unit on the flexible substrate and configured to display an image; and a compensation layer between the flexible substrate and the display unit.
    Type: Application
    Filed: September 11, 2015
    Publication date: August 4, 2016
    Inventors: Bo Ik Park, Ju Chan Park, Pil Suk Lee
  • 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: 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
  • Publication number: 20150060784
    Abstract: A method of manufacturing an organic light emitting display includes: patterning an amorphous silicon layer to form an amorphous silicon layer pattern; forming an insulating layer on the amorphous silicon layer pattern; forming a gate electrode on a part of the insulating layer which corresponds to the amorphous silicon layer pattern; forming a blocking film on the gate electrode and the insulating layer; doping an impurity in a part of the amorphous silicon layer pattern; annealing the amorphous silicon layer pattern on which the impurity is doped to form a semiconductor layer; removing the blocking film; etching the insulating layer using the gate electrode as a mask to form a gate insulating layer below the gate electrode; forming an interlayer insulating layer using an organic insulator on a buffer layer, the gate electrode, and the semiconductor layer.
    Type: Application
    Filed: April 15, 2014
    Publication date: March 5, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sun Hee Lee, Young Gug Seol, Ju Chan Park, Jin Woo Lee, Pil Suk Lee, Hui Ying Li