Patents by Inventor Junehwan Kim

Junehwan 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: 11925053
    Abstract: A display apparatus includes a first substrate including a polymer resin, a protective layer on the first substrate, the protective layer including at least one selected from SiOCH, SiOC, SiOF, aromatic amine, diazonium tetrafluoroborate, and an aromatic diazonium compound, and a buffer layer on the protective layer, the buffer layer including a material different from a material included in the protective layer.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: March 5, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyojung Kim, Jungmin Park, Jongwoo Park, Daeyoun Cho, Junehwan Kim, Youngjoo Noh, Sora Bak, Youngtae Choi
  • Publication number: 20230230545
    Abstract: A pixel includes: a first driving transistor and a second driving transistor; a first select transistor connected between a gate of the first driving transistor and a gate node; and a second select transistor connected between a gate of the second driving transistor and the gate node.
    Type: Application
    Filed: January 9, 2023
    Publication date: July 20, 2023
    Inventors: Junehwan Kim, Yoonho Kim, Taeyoung Kim, Jongwoo Park, Daeyoun Cho
  • Publication number: 20230085460
    Abstract: A display device includes a display panel and a metal plate disposed under the display panel, where the metal plate includes a first area and a second area which is adjacent to the first area, and a plurality of through holes is defined through the metal plate. The plurality of through holes includes a first through hole and a second through hole, which are spaced apart from each other at a first interval in the first area, and a third through hole and a fourth through hole, which are spaced apart from each other at a second interval in the second area, and the first interval is different from the second interval.
    Type: Application
    Filed: March 24, 2022
    Publication date: March 16, 2023
    Inventors: Kiju Im, Jongwoo Park, Hyeokjae Kwon, Yoonho Kim, Jongyeob Kim, Junehwan Kim, Taeyoung Kim, Hyuncheol Hwang
  • Patent number: 11360336
    Abstract: Provided is a privacy protection film. The privacy protection film includes a transparent base substrate, a light control layer disposed on the transparent base substrate and including a plurality of optical pattern structures each having an upwardly protruding prism shape, a first electrode disposed on the light control layer, a second electrode spaced apart from the first electrode, and a variable light diffusion layer disposed between the first electrode and the second electrode and formed of a polymer dispersed liquid crystal (PDLC).
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: June 14, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Seong-Il Kim, Sooyoun Kim, Junehwan Kim, Seokho Lee, Youngwook Ha
  • Publication number: 20220149322
    Abstract: A display apparatus includes a first substrate including a polymer resin, a protective layer on the first substrate, the protective layer including at least one selected from SiOCH, SiOC, SiOF, aromatic amine, diazonium tetrafluoroborate, and an aromatic diazonium compound, and a buffer layer on the protective layer, the buffer layer including a material different from a material included in the protective layer.
    Type: Application
    Filed: July 1, 2021
    Publication date: May 12, 2022
    Inventors: Hyojung Kim, Jungmin Park, Jongwoo Park, Daeyoun Cho, Junehwan Kim, Youngjoo Noh, Sora Bak, Youngtae Choi
  • Publication number: 20210335926
    Abstract: A display device having a thin-film transistor with increased mobility of electrons or holes includes a first semiconductor layer arranged on a substrate and including a first channel region, a first source region, and a first drain region; a first stressor arranged between the substrate and the first semiconductor layer and which overlaps the first source region in a plan view; a second stressor arranged between the substrate and the first semiconductor layer and which overlaps the first drain region in the plan view, where the second stressor is spaced apart from the first stressor; a gate insulating layer arranged on the first semiconductor layer; and a first gate electrode arranged on the gate insulating layer and which overlaps the first semiconductor layer in the plan view.
    Type: Application
    Filed: January 4, 2021
    Publication date: October 28, 2021
    Inventors: Junehwan Kim, Taeyoung Kim, Jongwoo Park, Kiju Im, Hyuncheol Hwang
  • Publication number: 20210200002
    Abstract: Provided is a privacy protection film. The privacy protection film includes a transparent base substrate, a light control layer disposed on the transparent base substrate and including a plurality of optical pattern structures each having an upwardly protruding prism shape, a first electrode disposed on the light control layer, a second electrode spaced apart from the first electrode, and a variable light diffusion layer disposed between the first electrode and the second electrode and formed of a polymer dispersed liquid crystal (PDLC).
    Type: Application
    Filed: December 22, 2020
    Publication date: July 1, 2021
    Applicant: LG Display Co., Ltd.
    Inventors: SEONG-IL KIM, SOOYOUN KIM, JUNEHWAN KIM, SEOKHO LEE, YOUNGWOOK HA
  • Patent number: 8885241
    Abstract: a display device includes a lower substrate with lower electrodes and an upper substrate with upper electrodes, a plurality of pixels between the lower substrate and the upper substrate, electrochromic particles that are implanted into the plurality of pixels, each electrochromic particle comprising a core and a shell layer surrounding the core, and reflective layers on the lower electrodes and corresponding to the plurality of pixels.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: November 11, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Seongyong Uhm, Jinwuk Kim, Hwayoul Lee, Junehwan Kim
  • Publication number: 20140118814
    Abstract: a display device includes a lower substrate with lower electrodes and an upper substrate with upper electrodes, a plurality of pixels between the lower substrate and the upper substrate, electrochromic particles that are implanted into the plurality of pixels, each electrochromic particle comprising a core and a shell layer surrounding the core, and reflective layers on the lower electrodes and corresponding to the plurality of pixels.
    Type: Application
    Filed: October 31, 2013
    Publication date: May 1, 2014
    Applicant: LG Display Co., Ltd.
    Inventors: Seongyong Uhm, Jinwuk Kim, Hwayoul Lee, Junehwan Kim