Invention Grant
- Patent Title: Liquid crystal display device having backlight unit that automatically adjusts according to ambient brightness and method of driving the same
- Patent Title (中): 具有根据环境亮度自动调整的背光单元的液晶显示装置及其驱动方法
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Application No.: US11639919Application Date: 2006-12-15
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Publication No.: US07768497B2Publication Date: 2010-08-03
- Inventor: Kyoung-Moon Lim
- Applicant: Kyoung-Moon Lim
- 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: KR10-2006-0060854 20060630
- Main IPC: G09G3/36
- IPC: G09G3/36
Abstract:
A liquid crystal display device includes: a liquid crystal panel; a backlight unit supplying light to the liquid crystal panel; a photo sensor detecting an ambient luminance surrounding the liquid crystal panel and generating a current analog-type sense signal; and a signal processor adjusting a brightness of the backlight unit.
Public/Granted literature
- US20080001910A1 Liquid crystal display device and method of driving the same Public/Granted day:2008-01-03
Information query
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