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What is a proximity sensor on a cell phone 2024?

Harper Parker | 2023-04-20 01:32:11 | page views：1539
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Zoe Reed

Studied at the University of Barcelona, Lives in Barcelona, Spain.
Today, mobile phones use IR-based proximity sensors to detect the presence of a human ear. This sensing is done for two purposes: Reduce display power consumption by turning off the LCD backlight and to disable the touch screen to avoid inadvertent touches by the cheek.
2023-04-22 01:32:11
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Lily Campbell

QuesHub.com delivers expert answers and knowledge to you.
Today, mobile phones use IR-based proximity sensors to detect the presence of a human ear. This sensing is done for two purposes: Reduce display power consumption by turning off the LCD backlight and to disable the touch screen to avoid inadvertent touches by the cheek.
Exclusive: Proximity Sensing in Mobile Phones
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