Patents by Inventor Jung-Gun NAM

Jung-Gun NAM 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: 12200976
    Abstract: A display device includes a base substrate; an outer bank on the base substrate and including an opening defining an emission area; a light-emitting element including at least an active layer and extending in a first direction in the emission area; a color mixing prevention member on the outer bank and having an opening defining a transmitting area; and a color control layer in the opening defined by the color mixing prevention member, wherein the transmitting area includes a first side at one side in the first direction and a second side at an opposite side in the first direction when viewed from top, and wherein a first distance between a first reference line and the first side of the transmitting area is equal to a second distance between the second side of the transmitting area and the first reference line.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: January 14, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hae Ju Yun, Min Seong Yi, Jin Yool Kim, Jung Gun Nam
  • Patent number: 12170272
    Abstract: A display device and a method of fabricating a display device. The display device includes a substrate including an emission area and a subarea adjacent to the emission area, a bank disposed in the emission area of the substrate, a height difference compensation pattern disposed in the subarea of the substrate, a first electrode and a second electrode that are disposed on the bank, the first electrode and the second electrode being spaced apart from each other, and a light-emitting element disposed in the emission area, between the first electrode and the second electrode.
    Type: Grant
    Filed: October 5, 2021
    Date of Patent: December 17, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jong Chan Lee, Jeong Hyun Lee, Hyun Kim, Jung Gun Nam, Jang Soon Park, Jeong Su Park, Sung Geun Bae, Myeong Hun Song, Da Sol Jeong, Won Hyeong Heo
  • Patent number: 12159958
    Abstract: A display device includes a first electrode, a second electrode, and a third electrode extending in one direction on a substrate and being spaced from one another, a first light-emitting element between the first electrode and the second electrode, and a second light-emitting element between the second electrode and the third electrode, a first connection electrode on the first electrode and in contact with a first end of the first light-emitting element, a second connection electrode on one side of the second electrode and in contact with a first end of the second light-emitting element, a third connection electrode on an opposite side of the second electrode and in contact with a second end of the first light-emitting element, and a fourth connection electrode on the third electrode and in contact with a second end of the second light-emitting element.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: December 3, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Lim Kim, Cheol Ku Kang, Jeong Nyun Kim, Jung Gun Nam
  • Patent number: 11919122
    Abstract: A substrate processing apparatus includes: a conveyor belt configured to have an outer surface on which a bottom surface of a substrate is seated; and a polishing head unit configured to face an upper surface of the substrate, wherein the polishing head unit includes: a polishing head connected to a driver; a polishing pad configured to face the polishing head; a polishing pad fixing ring disposed between the polishing head and the polishing pad; and a temperature sensor configured to overlap the polishing pad fixing ring and to be spaced apart from the polishing pad fixing ring.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: March 5, 2024
    Assignees: SAMSUNG DISPLAY CO., LTD., KCTECH CO., LTD.
    Inventors: Seung Bae Kang, Sung Hyeon Park, Jung Gun Nam, Joon-Hwa Bae, Kyung Bo Lee, Keun Woo Lee, Woo Jin Cho, Byoung Kwon Choo
  • Publication number: 20230255052
    Abstract: An organic light emitting diode display device, including a flexible substrate; pixels on the flexible substrate, the pixels including an organic emission layer; a pixel definition layer between the pixels, the pixel definition layer including openings; an encapsulation layer covering the pixels; and a conductive light shielding member on the encapsulation layer, the conductive light shielding member not overlapped with the pixels, and overlapped with the pixel definition layer.
    Type: Application
    Filed: April 17, 2023
    Publication date: August 10, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Seong Min WANG, Jung Gun NAM, Byeong Hoon CHO, Mu Gyeom KIM
  • Patent number: 11705478
    Abstract: A display device includes a first pixel including a first light emitting area in which first light emitting elements are arranged, a second pixel including a second light emitting area in which second light emitting elements are arranged, a light blocking pattern disposed on the first and second pixels to overlap a peripheral area of the first and second light emitting areas and including a first opening corresponding to the first light emitting area and a second opening corresponding to the second light emitting area, and a color filter including a first color filter pattern disposed in the first opening and a second color filter pattern disposed in the second opening. The second pixel includes a greater number of second light emitting elements than a number of the first light emitting elements. The second opening has an area smaller than an area of the first opening.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: July 18, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jong Chan Lee, Jeong Nyun Kim, Jung Gun Nam, Sung Geun Bae, Sung Jin Lee, Tae Hee Lee
  • Patent number: 11653527
    Abstract: An organic light emitting diode display device, including a flexible substrate; pixels on the flexible substrate, the pixels including an organic emission layer; a pixel definition layer between the pixels, the pixel definition layer including openings; an encapsulation layer covering the pixels; and a conductive light shielding member on the encapsulation layer, the conductive light shielding member not overlapped with the pixels, and overlapped with the pixel definition layer.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: May 16, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seong Min Wang, Jung Gun Nam, Byeong Hoon Cho, Mu Gyeom Kim
  • Patent number: 11626428
    Abstract: A display device includes a pixel disposed in a display area. The pixel includes a first electrode and a second electrode spaced apart from each other; a light emitting element disposed between the first electrode and the second electrode and including a first end portion and a second end portion; a third electrode disposed on the first end portion of the light emitting element and electrically connecting the first end portion to the first electrode; and a fourth electrode disposed on the second end portion of the light emitting element and electrically connecting the second end portion to the second electrode. An opening is formed in at least one of the first to fourth electrodes and disposed in a first area and a second area that are adjacent to the first end portion and the second end portion of the light emitting element.
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: April 11, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hae Ju Yun, Yong Sub Shim, Min Seong Yi, Kyung Bae Kim, Jin Yool Kim, Jung Gun Nam
  • Publication number: 20220302354
    Abstract: A display device includes a first electrode, a second electrode, and a third electrode extending in one direction on a substrate and being spaced from one another, a first light-emitting element between the first electrode and the second electrode, and a second light-emitting element between the second electrode and the third electrode, a first connection electrode on the first electrode and in contact with a first end of the first light-emitting element, a second connection electrode on one side of the second electrode and in contact with a first end of the second light-emitting element, a third connection electrode on an opposite side of the second electrode and in contact with a second end of the first light-emitting element, and a fourth connection electrode on the third electrode and in contact with a second end of the second light-emitting element.
    Type: Application
    Filed: November 10, 2021
    Publication date: September 22, 2022
    Inventors: Dong Lim KIM, Cheol Ku KANG, Jeong Nyun KIM, Jung Gun NAM
  • Publication number: 20220271021
    Abstract: A display device and a method of fabricating a display device. The display device includes a substrate including an emission area and a subarea adjacent to the emission area, a bank disposed in the emission area of the substrate, a height difference compensation pattern disposed in the subarea of the substrate, a first electrode and a second electrode that are disposed on the bank, the first electrode and the second electrode being spaced apart from each other, and a light-emitting element disposed in the emission area, between the first electrode and the second electrode.
    Type: Application
    Filed: October 5, 2021
    Publication date: August 25, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Jong Chan LEE, Jeong Hyun LEE, Hyun KIM, Jung Gun NAM, Jang Soon PARK, Jeong Su PARK, Sung Geun BAE, Myeong Hun SONG, Da Sol JEONG, Won Hyeong HEO
  • Publication number: 20220157904
    Abstract: A display device includes a base substrate; an outer bank on the base substrate and including an opening defining an emission area; a light-emitting element including at least an active layer and extending in a first direction in the emission area; a color mixing prevention member on the outer bank and having an opening defining a transmitting area; and a color control layer in the opening defined by the color mixing prevention member, wherein the transmitting area includes a first side at one side in the first direction and a second side at an opposite side in the first direction when viewed from top, and wherein a first distance between a first reference line and the first side of the transmitting area is equal to a second distance between the second side of the transmitting area and the first reference line.
    Type: Application
    Filed: October 4, 2021
    Publication date: May 19, 2022
    Inventors: Hae Ju YUN, Min Seong YI, Jin Yool KIM, Jung Gun NAM
  • Publication number: 20220068973
    Abstract: A display device includes a pixel disposed in a display area. The pixel includes a first electrode and a second electrode spaced apart from each other; a light emitting element disposed between the first electrode and the second electrode and including a first end portion and a second end portion; a third electrode disposed on the first end portion of the light emitting element and electrically connecting the first end portion to the first electrode; and a fourth electrode disposed on the second end portion of the light emitting element and electrically connecting the second end portion to the second electrode. An opening is formed in at least one of the first to fourth electrodes and disposed in a first area and a second area that are adjacent to the first end portion and the second end portion of the light emitting element.
    Type: Application
    Filed: June 1, 2021
    Publication date: March 3, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Hae Ju YUN, Yong Sub SHIM, Min Seong YI, Kyung Bae KIM, Jin Yool KIM, Jung Gun NAM
  • Publication number: 20210408104
    Abstract: A display device includes a first pixel including a first light emitting area in which first light emitting elements are arranged, a second pixel including a second light emitting area in which second light emitting elements are arranged, a light blocking pattern disposed on the first and second pixels to overlap a peripheral area of the first and second light emitting areas and including a first opening corresponding to the first light emitting area and a second opening corresponding to the second light emitting area, and a color filter including a first color filter pattern disposed in the first opening and a second color filter pattern disposed in the second opening. The second pixel includes a greater number of second light emitting elements than a number of the first light emitting elements. The second opening has an area smaller than an area of the first opening.
    Type: Application
    Filed: February 19, 2021
    Publication date: December 30, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Jong Chan LEE, Jeong Nyun KIM, Jung Gun NAM, Sung Geun BAE, Sung Jin LEE, Tae Hee LEE
  • Publication number: 20210119184
    Abstract: An organic light emitting diode display device, including a flexible substrate; pixels on the flexible substrate, the pixels including an organic emission layer; a pixel definition layer between the pixels, the pixel definition layer including openings; an encapsulation layer covering the pixels; and a conductive light shielding member on the encapsulation layer, the conductive light shielding member not overlapped with the pixels, and overlapped with the pixel definition layer.
    Type: Application
    Filed: December 30, 2020
    Publication date: April 22, 2021
    Applicant: Samsung Display Co., Ltd.
    Inventors: Seong Min WANG, Jung Gun NAM, Byeong Hoon CHO, Mu Gyeom KIM
  • Publication number: 20210114163
    Abstract: A substrate processing apparatus includes: a conveyor belt configured to have an outer surface on which a bottom surface of a substrate is seated; and a polishing head unit configured to face an upper surface of the substrate, wherein the polishing head unit includes: a polishing head connected to a driver; a polishing pad configured to face the polishing head; a polishing pad fixing ring disposed between the polishing head and the polishing pad; and a temperature sensor configured to overlap the polishing pad fixing ring and to be spaced apart from the polishing pad fixing ring.
    Type: Application
    Filed: September 29, 2020
    Publication date: April 22, 2021
    Inventors: Seung Bae KANG, Sung Hyeon PARK, Jung Gun NAM, Joon-Hwa BAE, Kyung Bo LEE, Keun Woo LEE, Woo Jin CHO, Byoung Kwon CHOO
  • Patent number: 10935837
    Abstract: A wire grid pattern used as a wire grid polarizer included in a display device or a master substrate for fabricating the wire gird polarizer includes a substrate; a cell area having a plurality of cells, each of the plurality of cells having a plurality of wires protruding from the substrate and arranged in a substantially parallel relationship at regular intervals; and a bezel area disposed along a periphery of the cell area. The cell area includes a trench area separating at least some of the cells. A method for fabricating the wire grid pattern also is disclosed.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: March 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae-Hwan Jang, Seung Won Park, Tae Woo Kim, Jung Gun Nam, Dae Young Lee, Gug Rae Jo
  • Patent number: 10903456
    Abstract: An organic light emitting diode display device, including a flexible substrate; pixels on the flexible substrate, the pixels including an organic emission layer; a pixel definition layer between the pixels, the pixel definition layer including openings; an encapsulation layer covering the pixels; and a conductive light shielding member on the encapsulation layer, the conductive light shielding member not overlapped with the pixels, and overlapped with the pixel definition layer.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: January 26, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seong Min Wang, Jung Gun Nam, Byeong Hoon Cho, Mu Gyeom Kim
  • Publication number: 20210008685
    Abstract: A method of manufacturing a display and a chemical mechanical polishing method which employ a chemical mechanical polishing apparatus that includes a conveyor belt to transfer a substrate, a polishing head disposed on the conveyor belt, and a body part which moves the polishing head and supplies a slurry to the polishing head. The polishing head includes a first polishing part including a first polishing pad surrounding a first slurry outlet, and a second polishing part surrounding the first polishing part and including a second polishing pad. A second slurry outlet is formed between the first polishing part and the second polishing part, and the first polishing part and the second polishing part are movable independently of each other in a direction substantially perpendicular to the substrate.
    Type: Application
    Filed: July 10, 2020
    Publication date: January 14, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Jung-Gun NAM, Seung-Bae KANG, Heesung YANG, Bonggu KANG, Joon-Hwa BAE, Woo-Jin CHO, Byoung-Kwon CHOO
  • Publication number: 20200150486
    Abstract: A wire grid pattern used as a wire grid polarizer included in a display device or a master substrate for fabricating the wire gird polarizer includes a substrate; a cell area having a plurality of cells, each of the plurality of cells having a plurality of wires protruding from the substrate and arranged in a substantially parallel relationship at regular intervals; and a bezel area disposed along a periphery of the cell area. The cell area includes a trench area separating at least some of the cells. A method for fabricating the wire grid pattern also is disclosed.
    Type: Application
    Filed: January 8, 2020
    Publication date: May 14, 2020
    Inventors: Dae-Hwan JANG, Seung Won Park, Tae Woo Kim, Jung Gun Nam, Dae Young Lee, Gug Rae Jo
  • Patent number: 10558077
    Abstract: A wire grid pattern used as a wire grid polarizer included in a display device or a master substrate for fabricating the wire gird polarizer include a substrate; a cell area having a plurality of cells, each of the plurality of cells having a plurality of wires protruding from the substrate and arranged in a substantially parallel relationship at regular intervals; and a bezel area disposed along a periphery of the cell area. The cell area includes a trench area separating at least some of the cells. A method for fabricating the wire grid pattern also is disclosed.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: February 11, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae-Hwan Jang, Seung Won Park, Tae Woo Kim, Jung Gun Nam, Dae Young Lee, Gug Rae Jo