Method and apparatus for controlling display screen statuses
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United States of America Patent
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May 12, 2020
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N/A
app pub date -
Sep 23, 2019
filing date -
Feb 14, 2017
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Abstract
Provided are a method and apparatus for controlling display screen statuses. The method includes the following. A detection signal is transmitted by a signal emitter. A proximity light reflection signal of the detection signal reflected by an external object is received by a first signal receiver and a distant light reflection signal of the detection signal reflected by the external object is received by a second signal receiver. Intensity of the reflection signal received by the first signal receiver is compared with a first threshold to obtain a first comparison result. Intensity of the reflection signal received by the second signal receiver is compared with a second threshold to obtain a second comparison result. Control statuses of the display screen according to the first comparison result and the second comparison result.
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