Patents by Inventor Seung-Yeon CHAE

Seung-Yeon CHAE 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: 20250194314
    Abstract: A display device and method for manufacturing the display device are provided. The display device includes a display panel including at least one conductive layer and at least one non-conductive film on the at least one conductive layer; a first residue trace on a top surface of the at least one non-conductive film; and a second residue trace on one side of the first residue trace.
    Type: Application
    Filed: October 15, 2024
    Publication date: June 12, 2025
    Inventors: Hee Chang YOON, Seung Wook KWON, Sun Hwa KIM, Hyo Young MUN, Sang Tae AHN, Yi Seul UM, Kwan Hee LEE, Seung Yeon CHAE
  • Publication number: 20250129196
    Abstract: A photocurable composition includes: a photocurable oligomer; a photocurable monomer including a monofunctional (metha)acrylate monomer and a polyfunctional (metha)acrylate monomer; a functional raw material including an antioxidant and a surface additive; and a photoinitiator. The photocurable oligomer may include at least one of (metha)acrylate, polyester-based (metha)acrylate, epoxy (metha)acrylate, or urethane (metha)acrylate. The photocurable oligomer may be included in an amount of about 15 wt % to about 25 wt %, based on a total weight of the photocurable composition, and have a weight-average molecular weight of about 500 g/mol to about 10000 g/mol.
    Type: Application
    Filed: August 6, 2024
    Publication date: April 24, 2025
    Inventors: Hee Chang YOON, Seung Wook KWON, Hyo Jeong KWON, Hyeon Jun SEONG, Joo Han WOO, Hae Sim YOON, Kwang Deok LEE, Sung Min HA, Woo Yong SUNG, Seung Yong SONG, Seung Yeon CHAE
  • Publication number: 20250133887
    Abstract: A display device includes a display panel including a display area and a non-display area adjacent to a side of the display area, and a residue trace disposed on the display panel, and disposed on the display area and the non-display area, wherein an outer boundary of the residue trace is adjacent to an edge portion of the display panel, and disposed to be closer to a center portion of the display panel than the edge portion of the display panel.
    Type: Application
    Filed: June 21, 2024
    Publication date: April 24, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: Seung Wook KWON, Hyo Young MUN, Sun Hwa KIM, Seung Yong SONG, Chang Woo SHIM, Sang Tae AHN, Yi Seul UM, Hee Chang YOON, Seung Yeon CHAE
  • Publication number: 20250056881
    Abstract: A display device includes a display layer comprising pixels, each of the pixels having at least one thin-film transistor, a connection line electrically connected to the at least one thin-film transistor, the connection line being exposed on a lower surface of the display layer through a first contact hole formed in the display layer, a barrier layer disposed on the lower surface of the display layer and including a second contact hole connected to the first contact hole, a lead line disposed on a lower surface of the barrier layer and electrically connected to the connection line through the second contact hole, a pad part disposed on the lower surface of the barrier layer and electrically connected to the lead line, and a lower film overlapping the lower surface of the barrier layer and the lead line.
    Type: Application
    Filed: October 25, 2024
    Publication date: February 13, 2025
    Applicant: Samsung Display Co., Ltd.
    Inventors: Se Hoon JEONG, Seung Wook KWON, Jae Sik KIM, Woo Yong SUNG, Seo Yeon LEE, Ung Soo LEE, Ja Min LEE, Jeong Seok LEE, Seung Gun CHAE, Seung Yeon CHAE
  • Publication number: 20250040407
    Abstract: A display panel includes a front display area and a bending display area which is bent from the front display area, a base layer corresponding to the front display area and the bending display area, a circuit layer on the base layer, a light emitting element layer on the circuit layer and overlapping the display areas, and an encapsulation layer on the light emitting element layer. The encapsulation layer includes a first thickness portion overlapping the front display area, a second thickness portion overlapping the bending display area, and a first distance from a top surface of the base layer to a top surface of the encapsulation layer at the first thickness portion which is less than a second distance from the top surface of the base layer to a top surface of the encapsulation layer at the second thickness portion.
    Type: Application
    Filed: April 24, 2024
    Publication date: January 30, 2025
    Inventors: OHJUNE KWON, SEUNG-YEON CHAE
  • Patent number: 12148767
    Abstract: A display device includes a display layer comprising pixels, each of the pixels having at least one thin-film transistor, a connection line electrically connected to the at least one thin-film transistor, the connection line being exposed on a lower surface of the display layer through a first contact hole formed in the display layer, a barrier layer disposed on the lower surface of the display layer and including a second contact hole connected to the first contact hole, a lead line disposed on a lower surface of the barrier layer and electrically connected to the connection line through the second contact hole, a pad part disposed on the lower surface of the barrier layer and electrically connected to the lead line, and a lower film overlapping the lower surface of the barrier layer and the lead line.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: November 19, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Hoon Jeong, Seung Wook Kwon, Jae Sik Kim, Woo Yong Sung, Seo Yeon Lee, Ung Soo Lee, Ja Min Lee, Jeong Seok Lee, Seung Gun Chae, Seung Yeon Chae
  • Publication number: 20240357918
    Abstract: A display device includes a base layer including first and second portions, and a third portion between the first and second portions and configured to be bent, folded, or rolled, a light emitting element layer on one surface of the base layer at the first portion, and including light emitting elements, a circuit board on the one surface of the base layer at the third portion, and electrically connected to the light emitting elements, protective patterns spaced apart from each other on another surface of the base layer, including a resin, and also including first protective patterns spaced apart from each other on the other surface of the base layer at the first portion, and at least one second protective pattern on the other surface of the base layer at the second portion, and at least one of a heat dissipation layer or a cushion layer below the protective patterns.
    Type: Application
    Filed: July 1, 2024
    Publication date: October 24, 2024
    Inventors: SEUNGWOOK KWON, JAESIK KIM, WOO YONG SUNG, SEOYEON LEE, UNG-SOO LEE, JAMIN LEE, JEONGSEOK LEE, SEHOON JEONG, SEUNGGUN CHAE, SEUNG-YEON CHAE
  • Publication number: 20240290798
    Abstract: A mother substrate for a display panel includes display panels disposed on a substrate, protective films disposed on the substrate and covering the display panels, and anti-peeling patterns disposed on the substrate and adjacent to the protective films, respectively.
    Type: Application
    Filed: February 23, 2024
    Publication date: August 29, 2024
    Inventors: HEECHANG YOON, SEUNGWOOK KWON, SANGTAE AHN, JINHO HYUN, SANGYEON HWANG, SEUNGYONG SONG, SEUNG-YEON CHAE
  • Publication number: 20240219170
    Abstract: A substrate inspection apparatus includes an optical coherence tomography (OCT) measuring device which outputs a cross-sectional image generated by optical interference between light radiated onto an organic layer on a substrate and reflected light reflected from the organic layer, a memory which stores one or more instructions and a processor which executes the one or more instructions stored in the memory, where the processor sets a reference line extending from a line in contact with one surface of the substrate, on which the organic layer is not disposed, from the cross-sectional image, measures an optical thickness from a first upper line to a lower line of the organic layer in a first area in the cross-sectional image, measures a physical thickness from the first upper line of the organic layer to the reference line, and calculate a refractive index based on the optical thickness and the physical thickness.
    Type: Application
    Filed: September 21, 2023
    Publication date: July 4, 2024
    Inventors: Oh June KWON, Hyo Jeong KWON, Seung Yeon CHAE
  • Patent number: 12029104
    Abstract: A display device includes a base layer including first and second portions, and a third portion between the first and second portions and configured to be bent, folded, or rolled, a light emitting element layer on one surface of the base layer at the first portion, and including light emitting elements, a circuit board on the one surface of the base layer at the third portion, and electrically connected to the light emitting elements, protective patterns spaced apart from each other on another surface of the base layer, including a resin, and also including first protective patterns spaced apart from each other on the other surface of the base layer at the first portion, and at least one second protective pattern on the other surface of the base layer at the second portion, and at least one of a heat dissipation layer or a cushion layer below the protective patterns.
    Type: Grant
    Filed: February 23, 2023
    Date of Patent: July 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seungwook Kwon, Jaesik Kim, Woo Yong Sung, Seoyeon Lee, Ung-Soo Lee, Jamin Lee, Jeongseok Lee, Sehoon Jeong, Seunggun Chae, Seung-Yeon Chae
  • Publication number: 20240172531
    Abstract: Provided is a display device including a display panel, and a protective layer contacting a rear surface of the display panel, and including a high modulus protective portion on the rear surface of the display panel, and a low modulus protective portion spaced from the rear surface of the display panel with the high modulus protective portion interposed therebetween.
    Type: Application
    Filed: September 14, 2023
    Publication date: May 23, 2024
    Inventors: OHJUNE KWON, SEUNG-YEON CHAE, SEUNGGUN CHAE
  • Publication number: 20240099117
    Abstract: A method of manufacturing a display device includes providing an encapsulation layer on a display panel, providing an uncured resin layer on the encapsulation layer and forming a protective layer by curing the uncured resin layer in a nitrogen atmosphere having an oxygen concentration in a range of about 300 ppm to about 10000 ppm.
    Type: Application
    Filed: July 1, 2023
    Publication date: March 21, 2024
    Inventors: SEUNGWOOK KWON, HEECHANG YOON, JINHO HYUN, OHJUNE KWON, HYOJEONG KWON, SEUNGGUN CHAE, SEUNG-YEON CHAE, Sangyeon Hwang
  • Patent number: 11929386
    Abstract: A display device includes a display layer including pixels each including at least one transistor, a connection wiring electrically connected to the at least one transistor and exposed to a lower surface of the display layer through a first contact hole in the display layer, a base member disposed under the display layer and including a first hole exposing the connection wiring exposed to the lower surface of the display layer, a first lower protective layer disposed on a lower surface of the base member and including a second hole overlapping the first hole, a pad portion disposed on a lower surface of the first lower protective layer, and a lead line disposed on the lower surface of the first lower protective layer and electrically connecting the pad portion and the connection wiring. A tiled display device includes multiple display devices.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: March 12, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Hoon Jeong, Seung Wook Kwon, Seo Yeon Lee, Seung Gun Chae, Woo Yong Sung, Seung Yeon Chae
  • Publication number: 20240081138
    Abstract: A method of manufacturing a display device includes: forming an encapsulation layer on a display panel, forming an uncured resin layer on the encapsulation layer, applying beads on a surface of the uncured resin layer and forming a protective layer by curing the uncured resin layer.
    Type: Application
    Filed: July 1, 2023
    Publication date: March 7, 2024
    Inventors: HEECHANG YOON, SEUNGWOOK KWON, HYOJEONG KWON, SEUNG-YEON CHAE
  • Patent number: 11882744
    Abstract: A tiled display includes a first display device comprising a first display area and a first pad area having grooves, and a second display device comprising a second display area and a second pad area overlapping the second display area, the second pad area having protrusions, wherein the protrusions are inserted into the grooves to connect the first pad area with the second pad area.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: January 23, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Wook Kwon, Jeong Seok Lee, Se Hoon Jeong, Woo Yong Sung, Seung Gun Chae, Seung Yeon Chae
  • Patent number: 11793025
    Abstract: A display device includes a substrate and a protection film disposed on a rear side of the substrate. The substrate includes a first portion including a display area and having a first width, and a second portion extending from the first portion and having a second width narrower than the first width. The protection film includes a cavity at a border portion of the first portion and the second portion of the substrate.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: October 17, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jeong Seok Lee, Seung Wook Kwon, Jae Sik Kim, Woo Yong Sung, Seo Yeon Lee, Ung-Soo Lee, Se Hoon Jeong, Seung Gun Chae, Seung-Yeon Chae
  • Publication number: 20230232659
    Abstract: A display device includes a display panel including a base layer, a first heat dissipation member disposed on a first surface of the base layer, and a second heat dissipation member disposed on a first surface of the first heat dissipation member. The first heat dissipation member includes a first polymer resin and first metal nano-particles dispersed in the first polymer resin, and the second heat dissipation member includes a second polymer resin and second metal nano-particles dispersed in the second polymer resin. The weight of the first metal nano-particles in the first heat dissipation member may be different from the weight of the second metal nano-particles in the second heat dissipation member.
    Type: Application
    Filed: October 12, 2022
    Publication date: July 20, 2023
    Inventors: SEUNGWOOK KWON, WOO YONG SUNG, SEUNGGUN CHAE, SEUNG-YEON CHAE
  • Publication number: 20230209983
    Abstract: A display device includes a base layer including first and second portions, and a third portion between the first and second portions and configured to be bent, folded, or rolled, a light emitting element layer on one surface of the base layer at the first portion, and including light emitting elements, a circuit board on the one surface of the base layer at the third portion, and electrically connected to the light emitting elements, protective patterns spaced apart from each other on another surface of the base layer, including a resin, and also including first protective patterns spaced apart from each other on the other surface of the base layer at the first portion, and at least one second protective pattern on the other surface of the base layer at the second portion, and at least one of a heat dissipation layer or a cushion layer below the protective patterns.
    Type: Application
    Filed: February 23, 2023
    Publication date: June 29, 2023
    Inventors: SEUNGWOOK KWON, JAESIK KIM, WOO YONG SUNG, SEOYEON LEE, UNG-SOO LEE, JAMIN LEE, JEONGSEOK LEE, SEHOON JEONG, SEUNGGUN CHAE, SEUNG-YEON CHAE
  • Publication number: 20230082985
    Abstract: A display device according to an embodiment includes a substrate including a plurality of holes including a hole, a metal layer disposed on one side of the substrate, a light-emitting device layer disposed on the metal layer, and a heat radiation layer disposed on another side of the substrate. The heat radiation layer contacts the metal layer in the hole.
    Type: Application
    Filed: July 6, 2022
    Publication date: March 16, 2023
    Inventors: Seung Wook KWON, Woo Yong SUNG, Seo Yeon LEE, Seung Gun CHAE, Seung-Yeon CHAE
  • Patent number: 11594693
    Abstract: A display device includes a base layer including first and second portions, and a third portion between the first and second portions and configured to be bent, folded, or rolled, a light emitting element layer on one surface of the base layer at the first portion, and including light emitting elements, a circuit board on the one surface of the base layer at the third portion, and electrically connected to the light emitting elements, protective patterns spaced apart from each other on another surface of the base layer, including a resin, and also including first protective patterns spaced apart from each other on the other surface of the base layer at the first portion, and at least one second protective pattern on the other surface of the base layer at the second portion, and at least one of a heat dissipation layer or a cushion layer below the protective patterns.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: February 28, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seungwook Kwon, Jaesik Kim, Woo Yong Sung, Seoyeon Lee, Ung-Soo Lee, Jamin Lee, Jeongseok Lee, Sehoon Jeong, Seunggun Chae, Seung-Yeon Chae