Invention Grant
US09588273B2 Optical pattern sheet, backlight unit, and liquid crystal display having the same
有权
光学图案片，背光单元和具有该光学图案片的液晶显示器
- Patent Title: Optical pattern sheet, backlight unit, and liquid crystal display having the same
- Patent Title (中): 光学图案片，背光单元和具有该光学图案片的液晶显示器
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Application No.: US14257745Application Date: 2014-04-21
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Publication No.: US09588273B2Publication Date: 2017-03-07
- Inventor: Hyun Hwa Song , Do Hun Kim , Dong Hoon Kim , Joong Hyun Kim , Sang Hoon Lee , Ji Won Lee , Seong Yong Hwang
- Applicant: Samsung Display Co., Ltd.
- Applicant Address: KR
- Assignee: Samsung Display Co., Ltd.
- Current Assignee: Samsung Display Co., Ltd.
- Current Assignee Address: KR
- Agency: Innovation Counsel LLP
- Priority: KR10-2014-0004010 20140113
- Main IPC: F21V8/00
- IPC: F21V8/00 ; G02B5/02 ; G02F1/1333 ; G02F1/1335
Abstract:
A backlight unit including an optical pattern sheet and a liquid crystal display are provided. The backlight unit includes a light guide plate, a light source portion arranged adjacent to a side surface of the light guide plate to emit light, a mold frame having an extension portion that covers an upper portion of the light source portion and a part of an upper portion of the light guide plate, and an optical pattern sheet arranged on a lower portion of the extension portion to shade or diffuse incident light, wherein the optical pattern sheet includes a base film and an optical pattern portion positioned on the base film.
Public/Granted literature
- US20150198756A1 OPTICAL PATTERN SHEET, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY HAVING THE SAME Public/Granted day:2015-07-16
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