LIGHT INTENSITY DETECTING DEVICE, SCREEN MEMBER AND MOBILE TERMINAL
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United States of America Patent
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Issued Date -
Mar 11, 2021
app pub date -
Jan 16, 2020
filing date -
Sep 11, 2019
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Abstract
A device for detecting light intensity, a display screen and a mobile terminal are provided. The device for detecting light intensity includes a controller, and a first photosensitive sensor and a second photosensitive sensor which are electrically coupled to the controller, the first photosensitive sensor and the second photosensitive sensor being spaced apart and located in a same illumination environment, and the controller is configured to, when an external beam illuminates the first photosensitive sensor, perform calculation based on a difference value between illumination parameters of the first photosensitive sensor and the second photosensitive sensor to obtain a light intensity of the external beam.
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