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Invention Grant
US07768592B2 Backlight unit comprising diffusion plate with opening portion having a disconnected ring shape and liquid crystal display device including the same 有权
背光单元包括具有断开的环状的开口部的扩散板和包括该扩散板的液晶显示装置

  • Patent Title: Backlight unit comprising diffusion plate with opening portion having a disconnected ring shape and liquid crystal display device including the same
  • Patent Title (中): 背光单元包括具有断开的环状的开口部的扩散板和包括该扩散板的液晶显示装置
  • Application No.: US11967656
    Application Date: 2007-12-31
  • Publication No.: US07768592B2
    Publication Date: 2010-08-03
  • Inventor: Hyung Ki Hong
  • Applicant: Hyung Ki Hong
  • Applicant Address: KR Seoul
  • Assignee: LG. Display Co., Ltd.
  • Current Assignee: LG. Display Co., Ltd.
  • Current Assignee Address: KR Seoul
  • Agency: Brinks Hofer Gilson & Lione
  • Priority: KR10-2007-0057021 20070612
  • Main IPC: G09F13/04
  • IPC: G09F13/04 ;  G09F13/08 ;  G02F1/1335
Backlight unit comprising diffusion plate with opening portion having a disconnected ring shape and liquid crystal display device including the same
Abstract:
A backlight unit includes at least one light emitting diode; and a diffusion plate over the at least one light emitting diode and including at least one opening portion corresponding to the at least one light emitting diode, wherein the at least one opening portion has a disconnected ring shape, and the diffusion plate further includes a first portion directly above the at least one light emitting diode and surrounded by the at least one opening portion, a second portion surrounding the at least one opening portion, and a third portion coupling the first and second portions.
Abstract(Chinese):

背光单元包括至少一个发光二极管; 以及在所述至少一个发光二极管上的扩散板，并且包括对应于所述至少一个发光二极管的至少一个开口部分，其中所述至少一个开口部分具有断开的环形形状，并且所述扩散板还包括第一 部分直接位于至少一个发光二极管的上方并被至少一个开口部分包围，围绕至少一个开口部分的第二部分以及联接第一和第二部分的第三部分。

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