Patents by Inventor Myung-Seok KWON

Myung-Seok KWON 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: 11952205
    Abstract: A panel transfer tray according to an embodiment includes an accommodation part which accommodates a target panel, a protrusion protruding upward direction from an upper edge of the accommodation part, and a first movement prevention member disposed at one side of the accommodation part and disposed adjacent to the protrusion, and the first movement prevention member has a stair shape of which a planar area gradually decreases along the upward direction.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: April 9, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyongdo Choi, Sunghee Lee, Myung-Seok Kwon, Deok-Hwan Kim, Sung-Jun Kim, Yun-Tae Kim, Jinseok Kim, Hasook Kim
  • Publication number: 20240081132
    Abstract: A window includes a window base layer, a high refractive layer disposed on the window base layer, a low refractive layer including hollow silica particles and disposed on the high refractive layer, and a primer coating layer disposed on the low refractive layer. Each of the low refractive layer and the primer coating layer has a refractive index in a range of about 1.4 to about 1.46. The low refractive layer has a thickness in a range of about 50 nm to about 80 nm.
    Type: Application
    Filed: May 23, 2023
    Publication date: March 7, 2024
    Inventors: BYOUNG DAE YE, SU-HYOUNG KANG, MYUNG-SEOK KWON, JAE SUL AN, JUYOUNG YOON, JAEWOO IM
  • Publication number: 20220352295
    Abstract: A display device includes a display substrate, a main circuit board, and first and second connection circuit boards. The display substrate includes a base layer, an insulating layer on the base layer, a first signal line on the base layer, a second signal line on the base layer, a first pad exposed from the insulating layer and connected to the first signal line, and a second pad connected to a side surface of the second signal line and disposed on a side surface and a bottom surface of the base layer. The first connection circuit board electrically connects the first pad and the main circuit board, and the second connection circuit board electrically connects the second pad and the main circuit board.
    Type: Application
    Filed: July 18, 2022
    Publication date: November 3, 2022
    Inventors: Joonho OH, Seungjae Kang, Myung-Seok Kwon, Yun-Tae Kim, Jin-Ki Kim, Hasook Kim
  • Publication number: 20220285426
    Abstract: A display device includes alignment electrodes spaced apart from each other, first and second light emitting elements between the alignment electrodes, a first pixel electrode electrically connected to first end portions of the first light emitting elements, a second pixel electrode electrically connected to second end portions of the first light emitting elements, a third pixel electrode electrically connected to the second pixel electrode and to first end portions of the second light emitting elements, a fourth pixel electrode electrically connected to second end portions of the second light emitting elements, and an insulating layer between the first pixel electrode and the second pixel electrode, wherein the insulating layer includes at least one opening exposing the second end portions of the first and second light emitting elements.
    Type: Application
    Filed: October 27, 2021
    Publication date: September 8, 2022
    Inventors: Hyun Wook LEE, Veidhes BASRUR, Myung Seok KWON, Ji Hyun MIN, Sung Won JO, Jung Eun HONG
  • Patent number: 11411063
    Abstract: A method of fabricating a display device includes: providing on a first jig a display panel to which is attached one side of a connection circuit board; providing a main circuit board on a second jig; supporting the connection circuit board with a supporter between the first jig and the second jig; and attaching another side of the connection circuit board to the main circuit board, wherein the supporter includes a base part and a plurality of guides on the base part, the guides being adjusted in length in an up-and-down direction.
    Type: Grant
    Filed: January 29, 2020
    Date of Patent: August 9, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Myung-Seok Kwon, Deok-Hwan Kim, Jeong-Hyun Kim, Hasook Kim, Joon ho Oh
  • Patent number: 11393891
    Abstract: A display device includes a display substrate, a main circuit board, and first and second connection circuit boards. The display substrate includes a base layer, an insulating layer on the base layer, a first signal line on the base layer, a second signal line on the base layer, a first pad exposed from the insulating layer and connected to the first signal line, and a second pad connected to a side surface of the second signal line and disposed on a side surface and a bottom surface of the base layer. The first connection circuit board electrically connects the first pad and the main circuit board, and the second connection circuit board electrically connects the second pad and the main circuit board.
    Type: Grant
    Filed: February 5, 2020
    Date of Patent: July 19, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joonho Oh, Seungjae Kang, Myung-Seok Kwon, Yun-Tae Kim, Jin-Ki Kim, Hasook Kim
  • Publication number: 20220204252
    Abstract: A panel transfer tray according to an embodiment includes an accommodation part which accommodates a target panel, a protrusion protruding upward direction from an upper edge of the accommodation part, and a first movement prevention member disposed at one side of the accommodation part and disposed adjacent to the protrusion, and the first movement prevention member has a stair shape of which a planar area gradually decreases along the upward direction.
    Type: Application
    Filed: April 16, 2020
    Publication date: June 30, 2022
    Inventors: Hyongdo CHOI, Sunghee LEE, Myung-Seok KWON, Deok-Hwan KIM, Sung-Jun KIM, Yun-Tae KIM, Jinseok KIM, Hasook KIM
  • Patent number: 11094237
    Abstract: A display device includes a display panel including first to fourth panel pads and a connection board including first to fourth connection board pads coupled to the first to fourth pads, respectively. The first and second panel pads are electrically connected to each other, and the third and fourth panel pads are electrically connected to each other. The connection board includes a driving circuit which generates a first test result signal based on a first panel test signal transmitted to the first connection board pad and a first panel feedback signal received from the second connection board pad, generates a second test result signal based on a second panel test signal transmitted to the third connection board pad and a second panel feedback signal received from the fourth connection board pad, and sequentially outputs the first and second test result signals as a test result signal.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: August 17, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung-Jun Kim, Myung-Seok Kwon, Deok-Hwan Kim, Yun-Tae Kim, Jeong-Hyun Kim, Hasook Kim, Bongchun Park
  • Publication number: 20200402433
    Abstract: A display device includes a display panel including first to fourth panel pads and a connection board including first to fourth connection board pads coupled to the first to fourth pads, respectively. The first and second panel pads are electrically connected to each other, and the third and fourth panel pads are electrically connected to each other. The connection board includes a driving circuit which generates a first test result signal based on a first panel test signal transmitted to the first connection board pad and a first panel feedback signal received from the second connection board pad, generates a second test result signal based on a second panel test signal transmitted to the third connection board pad and a second panel feedback signal received from the fourth connection board pad, and sequentially outputs the first and second test result signals as a test result signal.
    Type: Application
    Filed: April 14, 2020
    Publication date: December 24, 2020
    Inventors: Sung-Jun KIM, Myung-Seok KWON, Deok-Hwan KIM, Yun-Tae KIM, Jeong-Hyun KIM, HASOOK KIM, Bongchun PARK
  • Publication number: 20200343330
    Abstract: A method of fabricating a display device includes: providing on a first jig a display panel to which is attached one side of a connection circuit board; providing a main circuit board on a second jig; supporting the connection circuit board with a supporter between the first jig and the second jig; and attaching another side of the connection circuit board to the main circuit board, wherein the supporter includes a base part and a plurality of guides on the base part, the guides being adjusted in length in an up-and-down direction.
    Type: Application
    Filed: January 29, 2020
    Publication date: October 29, 2020
    Applicant: Samsung Display Co., LTD.
    Inventors: Myung-Seok KWON, Deok-Hwan KIM, Jeong-Hyun KIM, Hasook KIM, Joon ho OH
  • Publication number: 20200258971
    Abstract: A display device includes a display substrate, a main circuit board, and first and second connection circuit boards. The display substrate includes a base layer, an insulating layer on the base layer, a first signal line on the base layer, a second signal line on the base layer, a first pad exposed from the insulating layer and connected to the first signal line, and a second pad connected to a side surface of the second signal line and disposed on a side surface and a bottom surface of the base layer. The first connection circuit board electrically connects the first pad and the main circuit board, and the second connection circuit board electrically connects the second pad and the main circuit board.
    Type: Application
    Filed: February 5, 2020
    Publication date: August 13, 2020
    Inventors: Joonho OH, Seungjae KANG, Myung-Seok KWON, Yun-Tae KIM, Jin-Ki KIM, Hasook KIM
  • Patent number: 9989802
    Abstract: A liquid crystal display device includes a backlight unit and a display panel. The backlight unit includes a light source member and a reflective sheet. The light source member includes light emitting elements, and the light emitting elements include a lens totally reflecting light laterally towards a side surface of backlight unit. The reflective sheet defines a bottom part and cover parts. The bottom part extends to be disposed under the light source member and defines a plurality of opening parts of the first reflective sheet. The cover parts are respectively bent from one side of each of the opening parts toward the display panel. Also, the cover parts are in one-to-one correspondence with the opening parts.
    Type: Grant
    Filed: December 31, 2015
    Date of Patent: June 5, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Myung-seok Kwon
  • Patent number: 9829745
    Abstract: A curved display device includes a display panel curved along a first direction and a backlight assembly including a light source unit having light sources, light source substrates electrically connected to the light sources, a containing member accommodating the light source unit and including a bottom portion curved along the first direction and a fixing portion coupled to the light source substrates to fix the light source substrates to the bottom portion, and the fixing portion is defined by cutting and bending a portion of the bottom portion, and a reflection sheet comprising a sheet bottom portion and a plurality of sidewalls extending from the sheet bottom portion, a portion of the sidewalls is integrally formed with the sheet bottom portion, and the other portion of the sidewalls is coupled to the sheet bottom portion.
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: November 28, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Myung-Seok Kwon, Sojeong La, Seokhyun Nam, Eui Jeong Kang, Jung-Hyun Yang
  • Patent number: 9823508
    Abstract: A display device including a bottom chassis including a bent portion, a light module including a light source on the bent portion, a curved surface display panel on the bottom chassis and on the light module, and a reflector between the curved surface display panel and the bottom chassis, wherein a height between end portions of the bent portion and bottom chassis is greater than a height between central portions of the bent portion and bottom chassis.
    Type: Grant
    Filed: March 9, 2015
    Date of Patent: November 21, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eui Jeong Kang, Myung Seok Kwon, So Jeong Na, Young Min Park, Jung Hyun Yang
  • Publication number: 20160223865
    Abstract: a liquid crystal display device includes a backlight unit and a display panel. The backlight unit includes a light source member and a reflective sheet. The light source member includes light emitting elements, and the light emitting elements include a lens totally reflecting light laterally towards a side surface of backlight unit. The reflective sheet defines a bottom part and cover parts. The bottom part extends to be disposed under the light source member and defines a plurality of opening parts of the first reflective sheet. The cover parts are respectively bent from one side of each of the opening parts toward the display panel. Also, the cover parts are in one-to-one correspondence with the opening parts.
    Type: Application
    Filed: December 31, 2015
    Publication date: August 4, 2016
    Inventor: Myung-seok KWON
  • Publication number: 20160161085
    Abstract: A curved display device includes a display panel curved along a first direction and a backlight assembly providing a light to the display panel. The backlight assembly includes a light source unit having light sources emitting the light, light source substrates electrically connected to the light sources, and a containing member accommodating the light source unit. The containing member includes a bottom portion curved along the first direction and a fixing portion coupled to the light source substrates to fix the light source substrates to the bottom portion, and the fixing portion is defined by cutting and bending a portion of the bottom portion.
    Type: Application
    Filed: July 29, 2015
    Publication date: June 9, 2016
    Inventors: Myung-Seok KWON, Sojeong LA, Seokhyun NAM, Eui Jeong KANG, Jung-Hyun YANG
  • Publication number: 20160057850
    Abstract: A display device including a bottom chassis including a bent portion, a light module including a light source on the bent portion, a curved surface display panel on the bottom chassis and on the light module, and a reflector between the curved surface display panel and the bottom chassis, wherein a height between end portions of the bent portion and bottom chassis is greater than a height between central portions of the bent portion and bottom chassis.
    Type: Application
    Filed: March 9, 2015
    Publication date: February 25, 2016
    Inventors: Eui Jeong Kang, Myung Seok Kwon, So Jeong Na, Young Min Park, Jung Hyun Yang
  • Patent number: 9236539
    Abstract: A light emitting package includes a circuit board, a light emitting chip disposed on the circuit board and electrically connected to the circuit board, a resin layer disposed on the light emitting chip, and a fluorescent layer disposed on the resin layer. The light emitting chip is disposed between the resin layer and the circuit board. The resin layer is disposed between the light emitting chip and the fluorescent layer. For a light, a refractive index of the resin layer is smaller than a refractive index of the light emitting chip and is larger than a refractive of the fluorescent layer.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: January 12, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung-Hyun Yang, Myung-Seok Kwon, Young-Min Park
  • Publication number: 20150194572
    Abstract: A light-emitting diode (“LED”) package includes a substrate, an LED chip on the substrate, and a light exit surface adjuster. The light exit surface adjuster includes a light-transmitting surface which transmits light and a light-blocking surface which is around the light-transmitting surface and blocks the light. The LED chip is between the light exit surface adjuster and the substrate, and an overlap area between the LED chip and the light-transmitting surface is smaller than an overall area of the LED chip.
    Type: Application
    Filed: May 7, 2014
    Publication date: July 9, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Myung Seok KWON, Young Keun LEE, Young Min PARK
  • Patent number: 9033567
    Abstract: A backlight assembly includes: a light guide; a light source at one side of the light guide and separated from the light guide; a circuit board on which the light source is mounted; and a buffer member between the light guide and the circuit board. An opening is defined in the buffer member and exposes the light source.
    Type: Grant
    Filed: January 8, 2013
    Date of Patent: May 19, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byoung Dae Ye, Myung-Seok Kwon