Patents by Inventor Daesang Yun

Daesang Yun 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: 20240040830
    Abstract: A display apparatus includes a first substrate, and a display member disposed on the first substrate. The first substrate includes a first-first portion overlapping the display member, and a first-second portion overlapping the display member and spaced apart from the first-first portion.
    Type: Application
    Filed: April 14, 2023
    Publication date: February 1, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Daesang Yun, Wanjung Kim, Hyoyoung Mun, Yongseung Park, Yiseul Um, Soyoung Lee, Younghoon Lee
  • Publication number: 20230403910
    Abstract: A display device is disclosed. The display device includes a support substrate including a first portion and a second portion that are separated from each other, a substrate fixed to one surface of the second portion of the support substrate, and including a display area on the first portion of the support substrate, a peripheral area on the second portion of the support substrate, and a bending area connecting the display area to the peripheral area, and a display portion in the display area.
    Type: Application
    Filed: May 31, 2023
    Publication date: December 14, 2023
    Inventors: Youngji Kim, Daesang Yun, Soyoung Lee, Younghoon Lee
  • Publication number: 20230371346
    Abstract: A display device includes: a substrate; a display unit on the substrate; and an encapsulation member on the display unit, wherein the substrate comprises: a first inclined surface inclined with respect to a first surface of the substrate; and a first side surface connected to the first inclined surface and arranged at a predetermined angle from the first inclined surface, wherein a surface roughness of the first side surface is different from a surface roughness of the first inclined surface.
    Type: Application
    Filed: May 15, 2023
    Publication date: November 16, 2023
    Inventors: Daesang Yun, Wanjung Kim, Kyungah Nam, Hyoyoung Mun, Yongseung Park, Yiseul Um, Soyoung Lee, Younghoon Lee
  • Publication number: 20230121948
    Abstract: A display device includes a first glass substrate including a first side surface which is partially inclined, a second glass substrate including a second side surface which is partially inclined, the second glass substrate being apart from the first glass substrate, a display layer including a first area on the first glass substrate, a light-emitting device in the first area, a bending area extending from the first area, and a second area extending from the bending area and on the second glass substrate, and an encapsulation layer on the display layer, the encapsulation layer including an inorganic encapsulation layer and an organic encapsulation layer. Each of the first side surface and the second side surface is adjacent to the bending area.
    Type: Application
    Filed: August 29, 2022
    Publication date: April 20, 2023
    Inventors: Younghoon Lee, Daesang Yun, Wanjung Kim, Yiseul Um, Hyoyoung Mun, Soyoung Lee
  • Patent number: 11264596
    Abstract: An electronic device includes a base substrate including a hole region including a recessed region and a display, a circuit device layer including insulating layers, each of which has an opening overlapped with the recessed region, a display element layer including an organic light emitting element including a charge control layer, which is between first and second electrodes and is overlapped with the display and hole regions, an encapsulation layer including first and second inorganic encapsulation layers and an organic encapsulation layer therebetween, and a protection inorganic layer between the insulating layers and first inorganic encapsulation layer. The charge control layer may include a first pattern on one of the insulating layers overlapped with the hole region and a second pattern spaced apart from the first pattern and in the recessed region. The protection inorganic layer may cover the first pattern and the second pattern.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: March 1, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Che ho Lee, Jaehyun Kim, Daesang Yun, Soyeon Jeong
  • Patent number: 11258042
    Abstract: A display apparatus is provided. In the display apparatus, because an inorganic encapsulation layer of a thin film encapsulation layer is not separated from another layer, a lifespan of the display apparatus may be increased.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: February 22, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jaehyun Kim, Daesang Yun, Cheho Lee
  • Patent number: 11217772
    Abstract: A display apparatus including a base layer including a display region and a non-display region; display elements on the display region and including a first electrode, a light emitting layer, and a second electrode on the light emitting layer; and an upper layer on the display elements, wherein the upper layer includes a first organic layer contacting the second electrode; a first inorganic layer contacting the first organic layer; a second organic layer contacting the first inorganic layer; and a second inorganic layer contacting the second organic layer, wherein the first inorganic layer includes a first and second area, the first area having a refractive index of about 1.60 to about 1.65 with respect to a wavelength of about 633 nm, wherein the first area has a uniform thickness, and wherein a thickness of the second area decreases as a distance from the display region increases.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: January 4, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soyeon Jeong, Jaehyun Kim, Daesang Yun, Cheho Lee
  • Patent number: 10868271
    Abstract: An organic light-emitting display apparatus includes: a first inorganic film covering a display unit; and an organic film on the first inorganic film, wherein a plurality of protrusions are distributed over a surface of the first inorganic film contacting the organic film.
    Type: Grant
    Filed: August 14, 2018
    Date of Patent: December 15, 2020
    Inventors: Shogo Nishizaki, Jaehyun Kim, Daesang Yun, Soyeon Jeong
  • Publication number: 20200343481
    Abstract: An electronic device includes a base substrate including a hole region including a recessed region and a display, a circuit device layer including insulating layers, each of which has an opening overlapped with the recessed region, a display element layer including an organic light emitting element including a charge control layer, which is between first and second electrodes and is overlapped with the display and hole regions, an encapsulation layer including first and second inorganic encapsulation layers and an organic encapsulation layer therebetween, and a protection inorganic layer between the insulating layers and first inorganic encapsulation layer. The charge control layer may include a first pattern on one of the insulating layers overlapped with the hole region and a second pattern spaced apart from the first pattern and in the recessed region. The protection inorganic layer may cover the first pattern and the second pattern.
    Type: Application
    Filed: March 30, 2020
    Publication date: October 29, 2020
    Inventors: Che ho LEE, Jaehyun KIM, Daesang YUN, Soyeon JEONG
  • Publication number: 20200335722
    Abstract: A display apparatus is provided. In the display apparatus, because an inorganic encapsulation layer of a thin film encapsulation layer is not separated from another layer, a lifespan of the display apparatus may be increased.
    Type: Application
    Filed: February 11, 2020
    Publication date: October 22, 2020
    Inventors: Jaehyun KIM, Daesang YUN, Cheho LEE
  • Patent number: 10658616
    Abstract: A display device may include an organic light emitting device and an encapsulation member provided on the organic light emitting device to seal the organic light emitting device. The encapsulation member may include a lower encapsulation layer, which is provided on the organic light emitting device and includes oxynitride and nitride, an organic layer provided on the lower encapsulation layer, and an upper encapsulation layer provided on the organic layer. A content of oxynitride in the lower encapsulation layer may increase with decreasing distance from the organic layer.
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: May 19, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Cheho Lee, Soyeon Jeong, Shogo Nishizaki, Daesang Yun
  • Publication number: 20200106050
    Abstract: A display apparatus including a base layer including a display region and a non-display region; display elements on the display region and including a first electrode, a light emitting layer, and a second electrode on the light emitting layer; and an upper layer on the display elements, wherein the upper layer includes a first organic layer contacting the second electrode; a first inorganic layer contacting the first organic layer; a second organic layer contacting the first inorganic layer; and a second inorganic layer contacting the second organic layer, wherein the first inorganic layer includes a first and second area, the first area having a refractive index of about 1.60 to about 1.65 with respect to a wavelength of about 633 nm, wherein the first area has a uniform thickness, and wherein a thickness of the second area decreases as a distance from the display region increases.
    Type: Application
    Filed: July 23, 2019
    Publication date: April 2, 2020
    Inventors: Soyeon JEONG, Jaehyun KIM, Daesang YUN, Cheho LEE
  • Publication number: 20190140211
    Abstract: An organic light-emitting display apparatus includes: a first inorganic film covering a display unit; and an organic film on the first inorganic film, wherein a plurality of protrusions are distributed over a surface of the first inorganic film contacting the organic film.
    Type: Application
    Filed: August 14, 2018
    Publication date: May 9, 2019
    Inventors: Shogo Nishizaki, Jaehyun Kim, Daesang Yun, Soyeon Jeong
  • Publication number: 20190123301
    Abstract: A display device may include an organic light emitting device and an encapsulation member provided on the organic light emitting device to seal the organic light emitting device. The encapsulation member may include a lower encapsulation layer, which is provided on the organic light emitting device and includes oxynitride and nitride, an organic layer provided on the lower encapsulation layer, and an upper encapsulation layer provided on the organic layer. A content of oxynitride in the lower encapsulation layer may increase with decreasing distance from the organic layer.
    Type: Application
    Filed: October 2, 2018
    Publication date: April 25, 2019
    Inventors: Cheho Lee, Soyeon Jeong, Shogo Nishizaki, Daesang Yun