Patents by Inventor Eunbee Jo

Eunbee Jo 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: 20250151518
    Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.
    Type: Application
    Filed: January 8, 2025
    Publication date: May 8, 2025
    Inventors: Sangha Park, Kyuhwan Hwang, Dahee Jeong, Eunbee Jo
  • Patent number: 12200973
    Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.
    Type: Grant
    Filed: September 12, 2023
    Date of Patent: January 14, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sangha Park, Kyuhwan Hwang, Dahee Jeong, Eunbee Jo
  • Patent number: 11950489
    Abstract: A deposition mask for manufacturing a display panel includes a metallic base having a thickness of about 50 micrometers to about 200 micrometers and a plurality of openings defined therein, wherein at least some of the openings include a first opening having a first width and a second opening having a second width smaller than the first width respectively defined along a thickness direction of the metallic base, and wherein the metallic base includes a first part in which the first opening is defined, and a second part in which the second opening is defined, the second part having a width that increases in a direction downward from a top surface of the metallic base along the thickness direction of the metallic base.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: April 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyu Hwan Hwang, Jeongkuk Kim, Hwi Kim, Kanghyun Nam, Sangha Park, Areum Lee, Da-Hee Jeong, Eunbee Jo, Seungmin Jin, Jaemin Hong
  • Publication number: 20240035143
    Abstract: An apparatus for manufacturing a display apparatus includes a chamber, a mask assembly located in the chamber to face a display substrate, and including at least one deposition area, and a deposition source located in the chamber to face the mask assembly, wherein the mask assembly includes a mask frame including an opening area, at least one shield stick intersecting the opening area, and at least one mask sheet covering at least part of the opening area and at least partially overlapping the at least one shield stick, and each of the at least one mask sheet includes a first body including a hole area including pattern holes and covering the at least one deposition area, and a second body connected to the first body and fixed to the mask frame, and a maximum width of the first body is greater than a maximum width of the second body.
    Type: Application
    Filed: May 8, 2023
    Publication date: February 1, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Sangha Park, Dahee Jeong, Eunbee Jo
  • Publication number: 20240011143
    Abstract: Provided are a mask assembly and a manufacturing method thereof, and an apparatus and a method of manufacturing a display device. The mask assembly includes a mask frame including an opening region, a support member disposed on the mask frame to divide the opening region into at least two, and a mask sheet disposed on the support member to overlap the opening region and including uneven edge portions and a plurality of holes.
    Type: Application
    Filed: July 6, 2023
    Publication date: January 11, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Areum Lee, Jeongkuk Kim, Hwi Kim, Youngmin Moon, Seungyong Song, Eunbee Jo, Kyuhwan Hwang
  • Publication number: 20240008307
    Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.
    Type: Application
    Filed: September 12, 2023
    Publication date: January 4, 2024
    Inventors: Sangha Park, Kyuhwan Hwang, Dahee Jeong, Eunbee Jo
  • Publication number: 20230416901
    Abstract: An apparatus for manufacturing a display device includes a mask assembly that includes a mask frame including an opening area, at least one shield stick fixed on the mask frame in a tensioned state across the opening area of the mask frame, and a plurality of mask sheets covering at least part of the opening area of the mask frame and at least partially overlapping the at least one shield stick. The at least one shield stick includes a first shield member, a second shield member at least partially overlapping the first shield member, and a third shield member at least partially overlapping the first shield member. The second shield member and the third shield member are disposed above the first shield member and are closer to the plurality of mask sheets than the first shield member is close to the plurality of mask sheets.
    Type: Application
    Filed: March 24, 2023
    Publication date: December 28, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Dahee Jeong, Sangha Park, Seungyong Song, Eunbee Jo, Youngsuck Choi, Kyuhwan Hwang
  • Publication number: 20230407451
    Abstract: A method of manufacturing a mask assembly includes preparing a mask frame including an opening area, forming an opening of a first group in a first area of a center of a mask sheet, tensioning and fixing the mask sheet to the mask frame, and forming an opening of a second group in a second area of the mask sheet. The second area surrounds the first area.
    Type: Application
    Filed: May 8, 2023
    Publication date: December 21, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Areum Lee, Hwi Kim, Kyuhwan Hwang, Jeongkuk Kim, Seungyong Song, Eunbee Jo
  • Publication number: 20230407461
    Abstract: A method of repairing a mask includes providing a mask including a mother member, a plurality of first openings, and an over-processed opening adjacent to one of the plurality of first openings and having a size different from a size of each of the plurality of first openings, each of the plurality of first openings and the over-processed opening defined on the mother member, forming a supplement portion in at least a portion of the over-processed opening by irradiating a first laser beam to an area surrounding the over-processed opening of the mother member, and forming a plurality of second openings spaced apart from each other on the mother member by irradiating a second laser beam to the supplement portion.
    Type: Application
    Filed: April 5, 2023
    Publication date: December 21, 2023
    Applicant: Samsung Display Co., Ltd.
    Inventors: Jeongkuk KIM, Youngmin MOON, Seungyong SONG, Eunbee JO
  • Patent number: 11758765
    Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.
    Type: Grant
    Filed: December 23, 2022
    Date of Patent: September 12, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sangha Park, Kyuhwan Hwang, Dahee Jeong, Eunbee Jo
  • Publication number: 20230142952
    Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.
    Type: Application
    Filed: December 23, 2022
    Publication date: May 11, 2023
    Inventors: Sangha Park, Kyuhwan Hwang, Dahee Jeong, Eunbee Jo
  • Patent number: 11538878
    Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: December 27, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sangha Park, Kyuhwan Hwang, Dahee Jeong, Eunbee Jo
  • Publication number: 20220093863
    Abstract: A deposition mask for manufacturing a display panel includes a metallic base having a thickness of about 50 micrometers to about 200 micrometers and a plurality of openings defined therein, wherein at least some of the openings include a first opening having a first width and a second opening having a second width smaller than the first width respectively defined along a thickness direction of the metallic base, and wherein the metallic base includes a first part in which the first opening is defined, and a second part in which the second opening is defined, the second part having a width that increases in a direction downward from a top surface of the metallic base along the thickness direction of the metallic base.
    Type: Application
    Filed: May 20, 2021
    Publication date: March 24, 2022
    Inventors: Kyu Hwan HWANG, Jeongkuk Kim, Hwi Kim, Kanghyun Nam, Sangha Park, Areum Lee, Da-Hee Jeong, Eunbee Jo, Seungmin Jin, Jaemin Hong
  • Publication number: 20220037421
    Abstract: A display device includes: a first main pixel being configured to emit light of a first color, and a second main pixel being configured to emit light of a second color; and a first auxiliary pixel and a second auxiliary pixel on the second area, the first auxiliary pixel being configured to emit light of the first color, and the second auxiliary pixel being configured to emit light of the second color, wherein a first virtual line passing through a center of an emission area of the first main pixel and a center of an emission area of the first auxiliary pixel is parallel to a first direction, and a second virtual line passing through a center of an emission area of the second main pixel and a center of an emission area of the second auxiliary pixel crosses the first direction.
    Type: Application
    Filed: June 8, 2021
    Publication date: February 3, 2022
    Inventors: Sangha Park, Kyuhwan Hwang, Dahee Jeong, Eunbee Jo