Patents by Inventor Myong soo OH

Myong soo OH 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: 20220075432
    Abstract: A display device includes a base substrate including a display area and a non-display area at a periphery of the display area; a first signal wiring on the non-display area of the base substrate and including a first wiring part and a second wiring part connected to the first wiring part; and a printed circuit board including a lead wiring on the first signal wiring. The second wiring part includes an open part passing through a surface of the second wiring part in a thickness direction, the second wiring part includes a long side extending along a first direction and a short side extending along a second direction intersecting the first direction, and a separation distance between the open part and an end of the short side of the second wiring part in the first direction is within about 0.4 times the long side of the second wiring part.
    Type: Application
    Filed: November 16, 2021
    Publication date: March 10, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Myong Soo OH, Seung Ho CHOI, Ji Hoon HWANG
  • Publication number: 20220068786
    Abstract: A film package includes a base substrate having a bottom surface that includes a first portion and a second portion that are spaced apart from each other. First pad wires are disposed on the first portion of the bottom surface of the base substrate. Second pad wires are disposed on the second portion of the bottom surface of the base substrate. A light blocking member is disposed between the first pad wires and the second pad wires.
    Type: Application
    Filed: June 24, 2021
    Publication date: March 3, 2022
    Inventors: MYONG-SOO OH, MINSUNG KIM, JUNO SONG, HEEJONG SHIN
  • Patent number: 11262811
    Abstract: A display apparatus includes a flexible circuit board including a plurality of first substrate pads and a plurality of second substrate pads, a main circuit board connected to the flexible circuit board, and a display panel including a plurality of first display pads and a plurality of second display pads, where the plurality of first display pads is connected to the main circuit board through the flexible circuit board and each of the plurality of first display pads at least partially overlaps corresponding substrate pad of the plurality of first substrate pads, respectively, and each of the plurality of second display pads at least partially overlaps corresponding substrate pad of the plurality of second substrate pads, respectively.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: March 1, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Myong-Soo Oh, Doosan Park, Hyunchul Jin
  • Patent number: 11199883
    Abstract: A display device includes a base substrate including a display area and a non-display area at a periphery of the display area; a first signal wiring on the non-display area of the base substrate and including a first wiring part and a second wiring part connected to the first wiring part; and a printed circuit board including a lead wiring on the first signal wiring. The second wiring part includes an open part passing through a surface of the second wiring part in a thickness direction, the second wiring part includes a long side extending along a first direction and a short side extending along a second direction intersecting the first direction, and a separation distance between the open part and an end of the short side of the second wiring part in the first direction is within about 0.4 times the long side of the second wiring part.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: December 14, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Myong Soo Oh, Seung Ho Choi, Ji Hoon Hwang
  • Publication number: 20210382364
    Abstract: A chip on film for a display device, the chip on film includes: a base substrate; a lead wire disposed on the base substrate; and a driving chip connected to the lead wire, wherein the lead wire includes: a first lead part having a first thickness; and a second lead part disposed between the first lead part and the driving chip and having a second thickness greater than the first thickness, the second lead part being connected to the driving chip. The first lead part and the second lead part include a same material.
    Type: Application
    Filed: March 11, 2021
    Publication date: December 9, 2021
    Inventors: Myong Soo OH, Jun O Song, Seung Ho Choi
  • Publication number: 20210307171
    Abstract: A display apparatus, includes: a flexible circuit board including a first board pad and a second board pad, which are spaced apart from each other in a first direction and extend in a second direction intersecting the first direction; a main circuit board coupled to the flexible circuit board; and a display panel coupled to the flexible circuit board, the display panel including a first display pad overlapped with the first board pad and a second display pad overlapped with the second board pad, wherein the first board pad includes a first, second, and third portions, and the second board pad includes a first, second, and third portions.
    Type: Application
    Filed: January 11, 2021
    Publication date: September 30, 2021
    Inventors: MYONG-SOO OH, DOOSAN PARK, HYUNCHUL JIN
  • Publication number: 20210247820
    Abstract: A display apparatus includes a flexible circuit board including a plurality of first substrate pads and a plurality of second substrate pads, a main circuit board connected to the flexible circuit board, and a display panel including a plurality of first display pads and a plurality of second display pads, where the plurality of first display pads is connected to the main circuit board through the flexible circuit board and each of the plurality of first display pads at least partially overlaps corresponding substrate pad of the plurality of first substrate pads, respectively, and each of the plurality of second display pads at least partially overlaps corresponding substrate pad of the plurality of second substrate pads, respectively.
    Type: Application
    Filed: October 20, 2020
    Publication date: August 12, 2021
    Inventors: MYONG-SOO OH, Doosan Park, Hyunchul Jin
  • Publication number: 20210125956
    Abstract: A method for manufacturing a display device includes checking a particle positioned between a display panel and a connecting member, irradiating a laser to an upper surface of the connecting member overlapping at least a part of the particle, removing the connecting member overlapping a region to which the laser is irradiated, removing the particle overlapping a region to which the laser is irradiated, and disposing a desiccant in a hole formed by removing the connecting member and the particle.
    Type: Application
    Filed: September 30, 2020
    Publication date: April 29, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Min Sung KIM, Myong-Soo OH, Jun O SONG, Hee Jong SHIN
  • Publication number: 20210018964
    Abstract: A display device includes a base substrate including a display area and a non-display area at a periphery of the display area; a first signal wiring on the non-display area of the base substrate and including a first wiring part and a second wiring part connected to the first wiring part; and a printed circuit board including a lead wiring on the first signal wiring. The second wiring part includes an open part passing through a surface of the second wiring part in a thickness direction, the second wiring part includes a long side extending along a first direction and a short side extending along a second direction intersecting the first direction, and a separation distance between the open part and an end of the short side of the second wiring part in the first direction is within about 0.4 times the long side of the second wiring part.
    Type: Application
    Filed: March 18, 2020
    Publication date: January 21, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Myong Soo OH, Seung Ho CHOI, Ji Hoon HWANG
  • Publication number: 20210011332
    Abstract: A display device may include a display panel including an active area displaying an image and a peripheral area surrounding the active area, pad parts disposed on a side surface of the display panel, a light blocking layer disposed on a portion of the peripheral area adjacent to the side surface of the display panel, and circuit units electrically connected to the pad parts.
    Type: Application
    Filed: April 24, 2020
    Publication date: January 14, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Myong-Soo OH, Minsung KIM, Heejong SHIN, Juno SONG
  • Patent number: 10833000
    Abstract: A display device includes a display panel comprising a first substrate, a second substrate provided on the first substrate, and side electrodes provided on a side surface of the first substrate and a side surface of the second substrate aligned to the side surface of the first substrate; a driver unit comprising a circuit board, driving electrodes provided on the circuit board to face the side electrodes, and driving signal lines provided on the circuit board, the driving signal lines are connected to the driving electrodes, respectively; and an adhesive member provided between the side electrodes and the circuit board, the adhesive member comprising: a first adhesive portion configured to adhere and electrically connect a first driving electrode of the driving electrodes to a first side electrode of the side electrodes; and a second adhesive portion configured to adhere the circuit board to the first side electrode.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: November 10, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Myong-soo Oh, Hyunchul Jin
  • Publication number: 20200144221
    Abstract: A bonding apparatus includes: an anisotropic conductive film (“ACF”) attachment unit which attaches a first ACF and a second ACF onto a display panel assembly; a compression unit which compresses a first chip-on-film (“COF”) on the first ACF and compresses a second COF on the second ACF; and a buffer unit which rotates the display panel assembly, on which the first ACF and the second COF are compressed, on a plane.
    Type: Application
    Filed: September 17, 2019
    Publication date: May 7, 2020
    Inventors: Myong Soo OH, Doo San PARK, Hyun Chul JIN, Hee Jong SHIN
  • Patent number: 10455693
    Abstract: A display device includes: a substrate including a display area in which a plurality of pixels are disposed and a non-display area adjacent to the display area; a plurality of pads disposed in the non-display area; an inspection line disposed in the non-display area of the substrate and being spaced apart from the pad; a conductive member connecting the pad and the inspection line; and a tape-automated bonding integrated circuit (TAB-IC) disposed on the conductive member.
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: October 22, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventor: Myong soo Oh
  • Publication number: 20190206784
    Abstract: A display device includes a display panel comprising a first substrate, a second substrate provided on the first substrate, and side electrodes provided on a side surface of the first substrate and a side surface of the second substrate aligned to the side surface of the first substrate; a driver unit comprising a circuit board, driving electrodes provided on the circuit board to face the side electrodes, and driving signal lines provided on the circuit board, the driving signal lines are connected to the driving electrodes, respectively; and an adhesive member provided between the side electrodes and the circuit board, the adhesive member comprising: a first adhesive portion configured to adhere and electrically connect a first driving electrode of the driving electrodes to a first side electrode of the side electrodes; and a second adhesive portion configured to adhere the circuit board to the first side electrode.
    Type: Application
    Filed: December 31, 2018
    Publication date: July 4, 2019
    Inventors: Myong-soo OH, Hyunchui Jin
  • Patent number: 10303014
    Abstract: A display apparatus may include a display panel and a plurality of flexible printed circuit boards connected to the display panel. The display panel may include first regions arranged in a first direction and may include a plurality of first alignment marks, which are respectively provided on the first regions and are arranged in the first direction. Each of the flexible printed circuit boards may include a plurality of second alignment marks arranged in the first direction and overlapped with the first alignment marks, an insulating layer spaced apart from the second alignment marks in a second direction crossing the first direction, and a plurality of supplementary alignment marks spaced apart from the second alignment marks by a first distance in the second direction, the supplementary alignment marks being openings defined in the insulating layer.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: May 28, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventor: Myong-soo Oh
  • Patent number: 10228592
    Abstract: A display apparatus includes a display panel, a driver, a controller and a first flexible substrate. The display panel includes first and second substrates facing each other. The first substrate includes a switching element connected to a pixel electrode. The driver provides a driving signal to the display panel. The controller provides a control signal to the driver. The controller includes first and second printed circuit boards spaced apart from each other. The first flexible substrate electrically connects the first and second printed circuit boards to each other. The first flexible substrate defines a first contact portion at which the first flexible substrate is connected to the first printed circuit board, a second contact portion at which the first flexible substrate is connected to the second printed circuit board, and an overlap portion overlapping the display panel and at which the first flexible substrate is attached to the display panel.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: March 12, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Myong-Soo Oh
  • Publication number: 20180120621
    Abstract: A display apparatus includes a display panel, a driver, a controller and a first flexible substrate. The display panel includes first and second substrates facing each other. The first substrate includes a switching element connected to a pixel electrode. The driver provides a driving signal to the display panel. The controller provides a control signal to the driver. The controller includes first and second printed circuit boards spaced apart from each other. The first flexible substrate electrically connects the first and second printed circuit boards to each other. The first flexible substrate defines a first contact portion at which the first flexible substrate is connected to the first printed circuit board, a second contact portion at which the first flexible substrate is connected to the second printed circuit board, and an overlap portion overlapping the display panel and at which the first flexible substrate is attached to the display panel.
    Type: Application
    Filed: December 27, 2017
    Publication date: May 3, 2018
    Inventor: MYONG-SOO OH
  • Patent number: 9885929
    Abstract: A display apparatus includes a display panel, a driver, a controller and a first flexible substrate. The display panel includes first and second substrates facing each other. The first substrate includes a switching element connected to a pixel electrode. The driver provides a driving signal to the display panel. The controller provides a control signal to the driver. The controller includes first and second printed circuit boards spaced apart from each other. The first flexible substrate electrically connects the first and second printed circuit boards to each other. The first flexible substrate defines a first contact portion at which the first flexible substrate is connected to the first printed circuit board, a second contact portion at which the first flexible substrate is connected to the second printed circuit board, and an overlap portion overlapping the display panel and at which the first flexible substrate is attached to the display panel.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: February 6, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Myong-Soo Oh
  • Publication number: 20170357122
    Abstract: A display apparatus may include a display panel and a plurality of flexible printed circuit boards connected to the display panel. The display panel may include first regions arranged in a first direction and may include a plurality of first alignment marks, which are respectively provided on the first regions and are arranged in the first direction. Each of the flexible printed circuit boards may include a plurality of second alignment marks arranged in the first direction and overlapped with the first alignment marks, an insulating layer spaced apart from the second alignment marks in a second direction crossing the first direction, and a plurality of supplementary alignment marks spaced apart from the second alignment marks by a first distance in the second direction, the supplementary alignment marks being openings defined in the insulating layer.
    Type: Application
    Filed: June 2, 2017
    Publication date: December 14, 2017
    Inventor: Myong-soo OH
  • Publication number: 20170108732
    Abstract: A display apparatus includes a display panel, a driver, a controller and a first flexible substrate. The display panel includes first and second substrates facing each other. The first substrate includes a switching element connected to a pixel electrode. The driver provides a driving signal to the display panel. The controller provides a control signal to the driver. The controller includes first and second printed circuit boards spaced apart from each other. The first flexible substrate electrically connects the first and second printed circuit boards to each other. The first flexible substrate defines a first contact portion at which the first flexible substrate is connected to the first printed circuit board, a second contact portion at which the first flexible substrate is connected to the second printed circuit board, and an overlap portion overlapping the display panel and at which the first flexible substrate is attached to the display panel.
    Type: Application
    Filed: October 11, 2016
    Publication date: April 20, 2017
    Inventor: MYONG-SOO OH