Invention Grant
- Patent Title: Prism sheet, backlight unit including the same, and method of manufacturing the same
- Patent Title (中): 棱镜片，包括其的背光单元及其制造方法
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Application No.: US13942137Application Date: 2013-07-15
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Publication No.: US09188729B2Publication Date: 2015-11-17
- Inventor: Eui Jeong Kang , So Jeong La , Rae-Young Kim , Seung-Mo Kim , Young-Jun Seo , Sun Hee Oh
- Applicant: Samsung Display Co., Ltd.
- Applicant Address: KR
- Assignee: SAMSUNG DISPLAY CO., LTD.
- Current Assignee: SAMSUNG DISPLAY CO., LTD.
- Current Assignee Address: KR
- Agency: Cantor Colburn LLP
- Priority: KR10-2012-0114224 20121015
- Main IPC: F21V5/02
- IPC: F21V5/02 ; F21V8/00 ; G02B5/04
Abstract:
A prism sheet includes: a first portion including a prism elongated in a first direction; and a second portion including a prism elongated in a second direction different from the first direction. The second direction is vertical to a light incident surface of a light guide plate of a backlight unit, a light source of the backlight unit faces the light incident surface of the light guide plate, and the prism sheet overlaps a light emitting surface of the light guide plate.
Public/Granted literature
- US20140104870A1 PRISM SHEET, BACKLIGHT UNIT INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE SAME Public/Granted day:2014-04-17
Information query
