ELECTRONIC DEVICE AND CONTROL METHOD FOR SCREEN THEREOF
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United States of America Patent
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Issued Date -
Apr 30, 2015
app pub date -
Oct 21, 2014
filing date -
Oct 31, 2013
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The disclosure invention provides an electronic device, which comprises a screen, an imaging lens, a light sensor and a control unit. The imaging lens is provided for capturing images in front of the screen. The light sensor is provided for sensing an ambient light. The control unit is provided for determining whether human eyes gaze at the screen in the images. When the control unit determines that the human eyes gaze at the screen over a predetermined time, it further adjusts the screen to enter an eye protection mode according to the ambient light, in which the eye protection mode comprises an adjustment of brightness, contrast, color or refresh rate of the screen.
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