Control method for backlight module of lcd and application thereof
作者： Pei-Ling Lai , Chia-Hsien Li
DOI:
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摘要: A control method for a backlight module of liquid crystal display (LCD) is disclosed. The the LCD includes following steps: capturing an image in front by camera periodically; recording time at which captured when there no human face detected image; calculating elapsed time, has been for, according to recorded times; turning off longer than turn-off backlight.
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