Patents by Inventor Heena Kim

Heena Kim 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: 12161020
    Abstract: An organic light emitting display device includes a substrate, an insulation layer structure, a light emitting layer, and an optical module. The substrate has an opening region, a peripheral region surrounding the opening region, and a display region surrounding the peripheral region. An opening is defined through the substrate in the opening region. The insulation layer structure is disposed in the display region and the peripheral region on the substrate. The light emitting layer is disposed on the insulation layer structure, and extends in a first direction from the display region into the opening region. A first opening is defined through the light emitting layer in the peripheral region. The optical module is disposed in the opening of the substrate.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: December 3, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Seok Baek, Heena Kim, Sang Jin Park, Taehyeok Choi, Mijung Han
  • Publication number: 20230253523
    Abstract: A method of providing a display device includes providing a preliminary active layer, providing a preliminary insulation layer on the preliminary active layer, providing a doped area of the preliminary active layer, the providing of the doped area including providing impurities through the preliminary insulation layer on the preliminary active layer and to a portion of the preliminary active layer corresponding to the doped area, providing removal of the preliminary insulation layer from the preliminary active layer having the doped area, and providing crystallizing of the preliminary active layer having the doped area, the providing of the crystallizing including irradiating a laser to the preliminary active layer having the doped area to define an active layer of the display device which has the doped area.
    Type: Application
    Filed: December 6, 2022
    Publication date: August 10, 2023
    Inventors: HEENA KIM, SANGJIN PARK, INKYUNG YOO, SANG JIN LEE
  • Patent number: 11700761
    Abstract: A manufacturing method of a display apparatus, in which a defect rate in a manufacturing process is reduced and product reliability is increased, and a display apparatus manufactured according to the method are provided. The manufacturing method includes: forming a first pixel electrode on a substrate; forming an insulating layer; forming a first dam portion; forming a first lift-off layer; forming a first mask layer; forming a first intermediate layer; forming a first opposite electrode; forming a first insulating protective layer; and removing the first dam portion.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: July 11, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mijung Han, Heena Kim, Sangjin Park
  • Publication number: 20230137822
    Abstract: A display panel that includes a substrate that has a first area, a second area surrounding the first area, a third area surrounding the second area, a partition on the substrate in the second area, a first layer and a second layer on the first layer, and at least one groove on an upper surface of the second layer and a display element layer on the substrate in the third area and adjacent to the partition is provided.
    Type: Application
    Filed: August 2, 2022
    Publication date: May 4, 2023
    Inventors: INKYUNG YOO, HEENA KIM, SANG JIN LEE
  • Patent number: 11545476
    Abstract: A method of fabricating a display device includes forming a circuit layer on a base layer, forming a first preliminary electrode and a second preliminary electrode on the circuit layer, forming a photoresist layer on the first preliminary electrode and the second preliminary electrode, patterning the photoresist layer to form a photoresist pattern, treating a region of each of the first preliminary electrode and the second preliminary electrode to form a first electrode and a second electrode having regions of lower and higher electrical resistance, and disposing a light-emitting element on the first electrode and the second electrode at regions having lower electrical resistance.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: January 3, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sangjin Park, Heena Kim, Youngseok Baek, Donghyun Yang
  • Patent number: 11527522
    Abstract: A method of fabricating a display device includes forming a circuit layer on a base layer, forming a first preliminary electrode and a second preliminary electrode on the circuit layer, forming a photoresist layer on the first preliminary electrode and the second preliminary electrode, patterning the photoresist layer to form a photoresist pattern, treating a region of each of the first preliminary electrode and the second preliminary electrode to form a first electrode and a second electrode having regions of lower and higher electrical resistance, and disposing a light-emitting element on the first electrode and the second electrode at regions having lower electrical resistance.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: December 13, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sangjin Park, Heena Kim, Youngseok Baek, Donghyun Yang
  • Patent number: 11361581
    Abstract: An optical sensor includes: a sensing unit including a first sensing electrode, a second sensing electrode spaced apart from the first sensing electrode, and a sensing layer between the first sensing electrode and the second sensing electrode, the sensing layer containing amorphous silicon and germanium (Ge) ions impregnated in the amorphous silicon; and an optical pattern unit on the sensing unit and including a light shielding pattern and a plurality of transmission patterns in the light shielding pattern, wherein the sensing layer includes a first region, a second region, and a third region sequentially arranged from a boundary between the second sensing electrode and the sensing layer toward the first electrode, and a concentration of the germanium (Ge) ions in the amorphous silicon is relatively higher in the second region than in the first region and the third region.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: June 14, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: SangJin Park, Cha-Dong Kim, Heena Kim, Inkyung Yoo, SungBae Ju, Taehyeok Choi
  • Publication number: 20220077247
    Abstract: An organic light emitting display device includes a substrate, an insulation layer structure, a light emitting layer, and an optical module. The substrate has an opening region, a peripheral region surrounding the opening region, and a display region surrounding the peripheral region. An opening is defined through the substrate in the opening region. The insulation layer structure is disposed in the display region and the peripheral region on the substrate. The light emitting layer is disposed on the insulation layer structure, and extends in a first direction from the display region into the opening region. A first opening is defined through the light emitting layer in the peripheral region. The optical module is disposed in the opening of the substrate.
    Type: Application
    Filed: November 16, 2021
    Publication date: March 10, 2022
    Inventors: Young Seok BAEK, Heena KIM, Sang Jin PARK, Taehyeok CHOI, Mijung HAN
  • Patent number: 11217634
    Abstract: An organic light emitting display device includes a substrate, an insulation layer structure, a light emitting layer, and an optical module. The substrate has an opening region, a peripheral region surrounding the opening region, and a display region surrounding the peripheral region. An opening is defined through the substrate in the opening region. The insulation layer structure is disposed in the display region and the peripheral region on the substrate. The light emitting layer is disposed on the insulation layer structure, and extends in a first direction from the display region into the opening region. A first opening is defined through the light emitting layer in the peripheral region. The optical module is disposed in the opening of the substrate.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: January 4, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Seok Baek, Heena Kim, Sang Jin Park, Taehyeok Choi, Mijung Han
  • Publication number: 20210335768
    Abstract: A method of fabricating a display device includes forming a circuit layer on a base layer, forming a first preliminary electrode and a second preliminary electrode on the circuit layer, forming a photoresist layer on the first preliminary electrode and the second preliminary electrode, patterning the photoresist layer to form a photoresist pattern, treating a region of each of the first preliminary electrode and the second preliminary electrode to form a first electrode and a second electrode having regions of lower and higher electrical resistance, and disposing a light-emitting element on the first electrode and the second electrode at regions having lower electrical resistance.
    Type: Application
    Filed: July 8, 2021
    Publication date: October 28, 2021
    Applicant: Samsung Display Co., Ltd.
    Inventors: Sangjin PARK, Heena KIM, Youngseok BAEK, Donghyun YANG
  • Publication number: 20210313307
    Abstract: A method of fabricating a display device includes forming a circuit layer on a base layer, forming a first preliminary electrode and a second preliminary electrode on the circuit layer, forming a photoresist layer on the first preliminary electrode and the second preliminary electrode, patterning the photoresist layer to form a photoresist pattern, treating a region of each of the first preliminary electrode and the second preliminary electrode to form a first electrode and a second electrode having regions of lower and higher electrical resistance, and disposing a light-emitting element on the first electrode and the second electrode at regions having lower electrical resistance.
    Type: Application
    Filed: June 16, 2021
    Publication date: October 7, 2021
    Applicant: Samsung Display Co., Ltd.
    Inventors: Sangjin PARK, Heena KIM, Youngseok BAEK, Donghyun YANG
  • Patent number: 11133483
    Abstract: An organic light emitting display panel includes an organic light emitting element, an encapsulation layer sealing the organic light emitting element, a power electrode providing a power voltage to the organic light emitting element, and a partial wall preventing an organic material from flowing while the encapsulation layer is formed. The partition wall includes a base dam covering one side of the power electrode, a first dam covering one side of the base dam, a second dam covering the other side of the base dam, a third dam covering one side of the first dam, and a fourth dam covering one side of the second dam.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: September 28, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Heena Kim, Sangjin Park, Youngseok Baek, Taehyeok Choi, Mijung Han
  • Publication number: 20210296407
    Abstract: An organic light emitting diode display device includes a substrate, a buffer layer, a first circuit structure, a sub-pixel structure, and a first signal wire. The substrate includes a display region including a plurality of sub-pixel regions and a peripheral region surrounding the display region. The buffer layer is disposed in the display region and peripheral region on the substrate. The first circuit structure is disposed in the peripheral region on the buffer layer. The sub-pixel structure is disposed in each of the sub-pixel regions on the first circuit structure. The first signal wire is disposed in the peripheral region between the substrate and the buffer layer, and overlaps the first circuit structure when viewed from a plan view in a thickness direction of the substrate.
    Type: Application
    Filed: June 3, 2021
    Publication date: September 23, 2021
    Inventors: Heena KIM, Myounggeun CHA, Sang Jin PARK, Young Seok BAEK
  • Patent number: 11063030
    Abstract: A display device includes a plurality of scan lines and a plurality of data lines; and a plurality of pixels connected with the scan lines and the data lines, wherein at least one pixel of the plurality of pixels includes a pixel circuit having at least one transistor, an insulating layer covering the pixel circuit, a first electrode disposed on the insulating layer and electrically connected to the pixel circuit, a second electrode disposed on the insulating layer and spaced apart from the first electrode, and a light-emitting element electrically connected to the first electrode and the second electrode.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: July 13, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sangjin Park, Heena Kim, Youngseok Baek, Donghyun Yang
  • Patent number: 11063093
    Abstract: An organic light emitting diode display device includes a substrate, a buffer layer, a first circuit structure, a sub-pixel structure, and a first signal wire. The substrate includes a display region including a plurality of sub-pixel regions and a peripheral region surrounding the display region. The buffer layer is disposed in the display region and peripheral region on the substrate. The first circuit structure is disposed in the peripheral region on the buffer layer. The sub-pixel structure is disposed in each of the sub-pixel regions on the first circuit structure. The first signal wire is disposed in the peripheral region between the substrate and the buffer layer, and overlaps the first circuit structure when viewed from a plan view in a thickness direction of the substrate.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: July 13, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Heena Kim, Myounggeun Cha, Sang Jin Park, Young Seok Baek
  • Publication number: 20210151718
    Abstract: A manufacturing method of a display apparatus, in which a defect rate in a manufacturing process is reduced and product reliability is increased, and a display apparatus manufactured according to the method are provided. The manufacturing method includes: forming a first pixel electrode on a substrate; forming an insulating layer; forming a first dam portion; forming a first lift-off layer; forming a first mask layer; forming a first intermediate layer; forming a first opposite electrode; forming a first insulating protective layer; and removing the first dam portion.
    Type: Application
    Filed: December 21, 2020
    Publication date: May 20, 2021
    Inventors: Mijung HAN, Heena KIM, Sangjin PARK
  • Publication number: 20210150177
    Abstract: An optical sensor includes: a sensing unit including a first sensing electrode, a second sensing electrode spaced apart from the first sensing electrode, and a sensing layer between the first sensing electrode and the second sensing electrode, the sensing layer containing amorphous silicon and germanium (Ge) ions impregnated in the amorphous silicon; and an optical pattern unit on the sensing unit and including a light shielding pattern and a plurality of transmission patterns in the light shielding pattern, wherein the sensing layer includes a first region, a second region, and a third region sequentially arranged from a boundary between the second sensing electrode and the sensing layer toward the first electrode, and a concentration of the germanium (Ge) ions in the amorphous silicon is relatively higher in the second region than in the first region and the third region.
    Type: Application
    Filed: August 21, 2020
    Publication date: May 20, 2021
    Inventors: SangJin PARK, Cha-Dong KIM, Heena KIM, Inkyung YOO, SungBae JU, Taehyeok CHOI
  • Patent number: 10886505
    Abstract: A manufacturing method of a display apparatus, in which a defect rate in a manufacturing process is reduced and product reliability is increased, and a display apparatus manufactured according to the method are provided. The manufacturing method includes: forming a first pixel electrode on a substrate; forming an insulating layer; forming a first dam portion; forming a first lift-off layer; forming a first mask layer; forming a first intermediate layer; forming a first opposite electrode; forming a first insulating protective layer; and removing the first dam portion.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: January 5, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mijung Han, Heena Kim, Sangjin Park
  • Patent number: 10879491
    Abstract: A display apparatus includes a substrate including a first area, a second area surrounding the first area, and a third area between the first area and the second area. A plurality of display elements disposed in the second area include a first display element and a second display element spaced apart from each other. A thin-film encapsulation layer includes an organic encapsulation layer covering the plurality of display elements. An inorganic encapsulation layer is on the organic encapsulation layer. A planarization layer partially covers the thin-film encapsulation layer in the third area. The inorganic encapsulation layer includes a first surface facing the planarization layer and a second surface facing in an opposite direction. The first surface has a roughness that is greater than a roughness of the second surface. In addition, other various embodiments may be provided.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: December 29, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Inkyung Yoo, Heena Kim, Youngseok Baek
  • Publication number: 20200212139
    Abstract: An organic light emitting display device includes a substrate, an insulation layer structure, a light emitting layer, and an optical module. The substrate has an opening region, a peripheral region surrounding the opening region, and a display region surrounding the peripheral region. An opening is defined through the substrate in the opening region. The insulation layer structure is disposed in the display region and the peripheral region on the substrate. The light emitting layer is disposed on the insulation layer structure, and extends in a first direction from the display region into the opening region. A first opening is defined through the light emitting layer in the peripheral region. The optical module is disposed in the opening of the substrate.
    Type: Application
    Filed: December 10, 2019
    Publication date: July 2, 2020
    Inventors: Young Seok BAEK, Heena KIM, Sang Jin PARK, Taehyeok CHOI, Mijung HAN