Invention Grant
- Patent Title: Light guide plate and liquid crystal display device including the same
- Patent Title (中): 导光板和包括其的液晶显示装置
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Application No.: US12845273Application Date: 2010-07-28
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Publication No.: US08908124B2Publication Date: 2014-12-09
- Inventor: Sang-Hyun Lee , Byoung-Ku Kim , Won Taek Moon , Young-Ik Hwang
- Applicant: Sang-Hyun Lee , Byoung-Ku Kim , Won Taek Moon , Young-Ik Hwang
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: McKenna Long & Aldridge LLP
- Priority: KR10-2009-0070154 20090730
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; F21V8/00
Abstract:
A light guide plate for a backlight unit of a liquid crystal display device includes one side surface where light from a first light source is incident; the other side surface opposite to the one side surface; a front surface combining the one and the other one side surfaces; and a rear surface including a plurality of light guide patterns, each of the plurality of light guide patterns including a protruding portion and a groove portion, wherein one of the protruding portion and the groove portion is positioned at a center of the other one of the protruding portion and the groove portion.
Public/Granted literature
- US20110025950A1 LIGHT GUIDE PLATE AND LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE SAME Public/Granted day:2011-02-03
Information query
IPC分类:
