Patents by Inventor Chanwook CHOI

Chanwook CHOI 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).

  • Backlight unit and display device using the same
    Patent number: 10156750
    Abstract: Provided are a backlight unit and a display device using the same. The backlight unit includes a main support, in which a sheet ear part of an optical sheet is disposed, having a sheet mounting part and an upper hole, a sheet mounting member for mounting the sheet ear part of the optical sheet and formed with a lower hole, and a sheet fixating mechanism coupled to the main support, the optical sheet, and the sheet mounting member to fix the sheet ear part of the optical sheet to the main support. A narrow bezel may be implemented, an optical sheet may be stably secured even in the narrow bezel, and light leakage may be prevented.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: December 18, 2018
    Assignee: LG Display Co., Ltd.
    Inventors: Yongjun Cho, Hoyoung Cheon, Hyunwoo Cho, Chanwook Choi, Seongjin Cho
  • Backlight Unit and Display Device Using the Same
    Publication number: 20170343841
    Abstract: Provided are a backlight unit and a display device using the same. The backlight unit includes a main support, in which a sheet ear part of an optical sheet is disposed, having a sheet mounting part and an upper hole, a sheet mounting member for mounting the sheet ear part of the optical sheet and formed with a lower hole, and a sheet fixating mechanism coupled to the main support, the optical sheet, and the sheet mounting member to fix the sheet ear part of the optical sheet to the main support. A narrow bezel may be implemented, an optical sheet may be stably secured even in the narrow bezel, and light leakage may be prevented.
    Type: Application
    Filed: May 30, 2017
    Publication date: November 30, 2017
    Inventors: Yongjun CHO, Hoyoung CHEON, Hyunwoo CHO, Chanwook CHOI, Seongjin CHO