Patents by Inventor Moo-Soon Ko

Moo-Soon Ko 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: 11522034
    Abstract: A display device includes: a substrate including a display area and a peripheral area; a first conductive layer on the substrate in the peripheral area; an insulation layer covering the first conductive layer; and a second conductive layer on the insulation layer in the peripheral area, the second conductive layer including a plurality of first holes, wherein the first conductive layer does not overlap the first holes of the second conductive layer.
    Type: Grant
    Filed: June 1, 2020
    Date of Patent: December 6, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Woo Woo, Moo-Soon Ko, Wangwoo Lee
  • Publication number: 20210020726
    Abstract: A display device includes: a substrate including a display area and a peripheral area; a first conductive layer on the substrate in the peripheral area; an insulation layer covering the first conductive layer; and a second conductive layer on the insulation layer in the peripheral area, the second conductive layer including a plurality of first holes, wherein the first conductive layer does not overlap the first holes of the second conductive layer.
    Type: Application
    Filed: June 1, 2020
    Publication date: January 21, 2021
    Inventors: Min Woo WOO, Moo-Soon KO, Wangwoo LEE
  • Patent number: 9941342
    Abstract: An organic light emitting diode display includes: a substrate; a substrate insulating layer on the substrate; a capacitor on the substrate insulating layer; a driving thin film transistor including a driving gate electrode connected to the capacitor; and an organic light emitting element connected to the driving thin film transistor, where the capacitor includes: a first capacitor electrode on the substrate insulating layer; a second capacitor electrode on the first capacitor electrode; a capacitor insulating layer between the first capacitor electrode and the second capacitor electrode and contacting the first capacitor electrode and the second capacitor electrode, the capacitor insulating layer having a higher dielectric constant than the substrate insulating layer; and an auxiliary electrode contacting at least one of the first capacitor electrode or the second capacitor electrode.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: April 10, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Choong-Youl Im, Il-Jeong Lee, Do-Hyun Kwon, Ju-Won Yoon, Moo-Soon Ko, Min-Woo Woo
  • Patent number: 9721499
    Abstract: An organic light emitting diode (OLED) display including a first pixel, a second pixel, and a third pixel disposed in a matrix and first to third driving voltage lines configured to transmit a driving voltage to the first to third pixel, respectively. A width of one driving voltage line among the first to third driving voltage lines is different from the width of the other driving voltage lines.
    Type: Grant
    Filed: December 9, 2013
    Date of Patent: August 1, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Do-Hyun Kwon, Il-Jeong Lee, Choong-Youl Im, Ju-Won Yoon, Moo-Soon Ko, Min-Woo Woo
  • Publication number: 20170125499
    Abstract: A backplane for a flat panel display apparatus, includes: a thin film transistor (TFT) on a substrate and including an active layer, a gate electrode, a source electrode, and a drain electrode; a light-blocking layer between the substrate and the TFT; a first insulating layer between the light-blocking layer and the TFT; a capacitor including a first electrode on the same plane as the light-blocking layer, and a second electrode on the first electrode, wherein the first insulating layer is between the first electrode and the second electrode; and a pixel electrode on the same plane as the light-blocking layer.
    Type: Application
    Filed: November 21, 2016
    Publication date: May 4, 2017
    Inventors: Do-Hyun Kwon, Il-Jung Lee, Choong-Youl Im, Moo-Soon Ko, Ju-Won Yoon, Min-Woo Woo
  • Patent number: 9614190
    Abstract: A method for manufacturing a flexible display device includes forming a heat generator on a carrier substrate, forming a flexible substrate on the heat generator, forming a thin film transistor on the flexible substrate, forming a light emitting element connected to the thin film transistor, and separating the flexible substrate from the heat generator by application of heat to the flexible substrate, the application of heat including generation of heat by the heat generator.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: April 4, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moo-Soon Ko, Il-Jeong Lee, Choong-Youl Im, Jong-Hyuk Lee, Sung-Chul Kim
  • Patent number: 9502604
    Abstract: A backplane for a flat panel display apparatus, includes: a thin film transistor (TFT) on a substrate and including an active layer, a gate electrode, a source electrode, and a drain electrode; a light-blocking layer between the substrate and the TFT; a first insulating layer between the light-blocking layer and the TFT; a capacitor including a first electrode on the same plane as the light-blocking layer, and a second electrode on the first electrode, wherein the first insulating layer is between the first electrode and the second electrode; and a pixel electrode on the same plane as the light-blocking layer.
    Type: Grant
    Filed: July 27, 2015
    Date of Patent: November 22, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Do-Hyun Kwon, Il-Jung Lee, Choong-Youl Im, Moo-Soon Ko, Ju-Won Yoon, Min-Woo Woo
  • Publication number: 20160218164
    Abstract: An organic light emitting diode display includes: a substrate; a substrate insulating layer on the substrate; a capacitor on the substrate insulating layer; a driving thin film transistor including a driving gate electrode connected to the capacitor; and an organic light emitting element connected to the driving thin film transistor, where the capacitor includes: a first capacitor electrode on the substrate insulating layer; a second capacitor electrode on the first capacitor electrode; a capacitor insulating layer between the first capacitor electrode and the second capacitor electrode and contacting the first capacitor electrode and the second capacitor electrode, the capacitor insulating layer having a higher dielectric constant than the substrate insulating layer; and an auxiliary electrode contacting at least one of the first capacitor electrode or the second capacitor electrode.
    Type: Application
    Filed: April 1, 2016
    Publication date: July 28, 2016
    Inventors: Choong-Youl Im, Il-Jeong Lee, Do-Hyun Kwon, Ju-Won Yoon, Moo-Soon Ko, Min-Woo Woo
  • Patent number: 9349987
    Abstract: An organic light-emitting diode (OLED) display apparatus and a method of manufacturing the OLED display apparatus, the apparatus includes anode electrodes having different thicknesses for different types of sub-pixels.
    Type: Grant
    Filed: June 15, 2015
    Date of Patent: May 24, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moo-Soon Ko, Jae-Ho Yoo
  • Patent number: 9312311
    Abstract: Provided are organic luminescence display and method for manufacturing the same. According to an aspect of the present invention, there is provided an organic luminescence display comprising a substrate and a plurality of pixels disposed on the substrate. The pixels comprise a plurality of first pixels, each comprising a first organic light-emitting layer, and a plurality of second pixels which are smaller than the first pixels and each of which comprises a second organic light-emitting layer. The surface roughness of the second organic light-emitting layer is greater than the surface roughness of the first organic light-emitting layer.
    Type: Grant
    Filed: December 18, 2013
    Date of Patent: April 12, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Choong Youl Im, Il Jung Lee, Do Hyun Kwon, Ju Won Yoon, Moo-Soon Ko, Min Woo Woo
  • Patent number: 9293514
    Abstract: An organic light emitting diode (OLED) display includes a scan line, a data line, a driving voltage line, a switching transistor, a driving transistor and an OLED. The scan line is formed on a substrate to transmit a scan signal. The data line and the driving voltage line, intersecting the scan line, transmit a data signal and a driving voltage, respectively. The switching transistor, electrically coupled to the scan line and the data line, includes a switching semiconductor layer, a switching gate electrode, and a gate insulating layer having a first thickness. The driving transistor, electrically coupled to the switching drain electrode, includes a driving semiconductor layer, a driving gate electrode and a gate insulating layer having a second thickness. The OLED is electrically coupled to the driving drain electrode. The data line and the driving voltage line are formed with different layers from each other.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: March 22, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Do-Hyun Kwon, Il-Jeong Lee, Choong-Youl Im, Ju-Won Yoon, Moo-Soon Ko, Min-Woo Woo
  • Patent number: 9263590
    Abstract: A thin film transistor (TFT) includes a semiconductor active layer, a gate electrode, a source electrode, and a drain electrode. The semiconductor active layer includes a first doped region as a source region, a second doped region as a drain region, an undoped region between the first and second doped regions. A third doped region is disposed between the second doped region and the undoped region. The gate electrode is insulated from the semiconductor active layer and overlaps the third doped region and the undoped region. The source electrode and the drain electrode are connected to the first and second doped regions.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: February 16, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung-Kyu Lee, Do-Hyun Kwon, Min-Jung Lee, Sung-Eun Lee, Moo-Soon Ko
  • Publication number: 20150357393
    Abstract: A backplane for a flat panel display apparatus, includes: a thin film transistor (TFT) on a substrate and including an active layer, a gate electrode, a source electrode, and a drain electrode; a light-blocking layer between the substrate and the TFT; a first insulating layer between the light-blocking layer and the TFT; a capacitor including a first electrode on the same plane as the light-blocking layer, and a second electrode on the first electrode, wherein the first insulating layer is between the first electrode and the second electrode; and a pixel electrode on the same plane as the light-blocking layer.
    Type: Application
    Filed: July 27, 2015
    Publication date: December 10, 2015
    Inventors: Do-Hyun Kwon, Il-Jung Lee, Choong-Youl Im, Moo-Soon Ko, Ju-Won Yoon, Min-Woo Woo
  • Publication number: 20150280171
    Abstract: An organic light-emitting diode (OLED) display apparatus and a method of manufacturing the OLED display apparatus, the apparatus includes anode electrodes having different thicknesses for different types of sub-pixels.
    Type: Application
    Filed: June 15, 2015
    Publication date: October 1, 2015
    Inventors: Moo-Soon KO, Jae-Ho YOO
  • Patent number: 9135852
    Abstract: A display includes a switching transistor connected to a scan line and data line, a driving transistor connected to the switching transistor, a storage capacitor between a voltage line and the driving transistor, and an organic light emitting diode connected to the driving transistor. The data line and voltage line are at different layers, and the data line and a gate electrode of the driving transistor are at different layers. Also, a plate of the storage capacitor and the gate electrode of the driving transistor are of a same layer, and semiconductor layers of the switching and driving transistors are of a same layer.
    Type: Grant
    Filed: September 18, 2013
    Date of Patent: September 15, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Do-Hyun Kwon, Il-Jeong Lee, Choong-Youl Im, Ju-Won Yoon, Moo-Soon Ko, Min-Woo Woo
  • Patent number: 9093572
    Abstract: A backplane for a flat panel display apparatus, includes: a thin film transistor (TFT) on a substrate and including an active layer, a gate electrode, a source electrode, and a drain electrode; a light-blocking layer between the substrate and the TFT; a first insulating layer between the light-blocking layer and the TFT; a capacitor including a first electrode on the same plane as the light-blocking layer, and a second electrode on the first electrode, wherein the first insulating layer is between the first electrode and the second electrode; and a pixel electrode on the same plane as the light-blocking layer.
    Type: Grant
    Filed: December 4, 2012
    Date of Patent: July 28, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Do-Hyun Kwon, Il-Jung Lee, Choong-Youl Im, Moo-Soon Ko, Ju-Won Yoon, Min-Woo Woo
  • Publication number: 20150200238
    Abstract: A thin film transistor (TFT) includes a substrate, a semiconductor pattern on the substrate, the semiconductor pattern including an active region, and source and drain regions opposite to each other at respective sides of the active region, a first insulating layer on the active region, a gate electrode on the first insulating layer, the gate electrode overlapping the active region, a second insulating layer on a front surface of the substrate having the gate electrode formed thereon, the second insulating layer including contact holes through which portions of the respective source and drain regions are exposed, and source and drain electrodes formed on the second insulating layer, the source and drain electrodes being respectively coupled to the source and drain regions through the contact holes.
    Type: Application
    Filed: December 17, 2014
    Publication date: July 16, 2015
    Inventors: Moo-Soon KO, IL-Jeong LEE
  • Patent number: 9059424
    Abstract: An organic light-emitting diode (OLED) display apparatus and a method of manufacturing the OLED display apparatus, the apparatus includes anode electrodes having different thicknesses for different types of sub-pixels.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: June 16, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Moo-Soon Ko, Jae-Ho Yoo
  • Publication number: 20150155391
    Abstract: A thin film transistor (TFT) includes a semiconductor active layer, a gate electrode, a source electrode, and a drain electrode. The semiconductor active layer includes a first doped region as a source region, a second doped region as a drain region, an undoped region between the first and second doped regions. A third doped region is disposed between the second doped region and the undoped region. The gate electrode is insulated from the semiconductor active layer and overlaps the third doped region and the undoped region. The source electrode and the drain electrode are connected to the first and second doped regions.
    Type: Application
    Filed: December 3, 2014
    Publication date: June 4, 2015
    Inventors: Jung-Kyu LEE, Do-Hyun KWON, Min-Jung LEE, Sung-Eun LEE, Moo-Soon KO
  • Publication number: 20150102349
    Abstract: A thin film transistor array substrate including a first TFT including a first active layer, a gate electrode, a first source electrode and a first drain electrode, a second TFT including a second active layer, a floating gate electrode, a control gate electrode, a second source electrode, and a second drain electrode, a capacitor including a first electrode and a second electrode, and a capping layer contacting a portion of the first electrode, the capping layer and the second electrode being on a same layer, is disclosed. A method of manufacturing thin film transistor array substrate is also disclosed.
    Type: Application
    Filed: April 1, 2014
    Publication date: April 16, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Wang-Woo Lee, Moo-Soon Ko, Do-Hyung Kim, Min-Woo Woo, Il-Jeong Lee, Jeong-Ho Lee, Young-Woo Park