Invention Grant
- Patent Title: Backlight control method for high dynamic range LCD
- Patent Title (中): 高动态范围LCD背光控制方法
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Application No.: US11896378Application Date: 2007-08-31
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Publication No.: US08330704B2Publication Date: 2012-12-11
- Inventor: Fang-Cheng Lin , Cheng-Yu Liao , Lin-Yao Liao , Yi-Pai Huang , Te-Mei Wang , Han-Ping Shieh
- Applicant: Fang-Cheng Lin , Cheng-Yu Liao , Lin-Yao Liao , Yi-Pai Huang , Te-Mei Wang , Han-Ping Shieh
- Applicant Address: TW Hsin-Chu
- Assignee: AU Optronics Corporation
- Current Assignee: AU Optronics Corporation
- Current Assignee Address: TW Hsin-Chu
- Agency: Rabin & Berdo, P.C.
- Priority: TW96103083A 20070126
- Main IPC: G09G3/36
- IPC: G09G3/36
Abstract:
A cumulative function of image is obtained according to its gray levels of pixels. This function is then mapped to obtain a backlight modulation function according to a reference line. The backlight brightness provided for different regions of the liquid crystal display are decided by the backlight modulation function while displaying the images.
Public/Granted literature
- US20080180383A1 Backlight control method for high dynamic range LCD Public/Granted day:2008-07-31
Information query
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