21st November 2019

eetimes
14

What is the use of ambient light sensor?

Ambient light sensors are used as backlighting controls in any number of LCD display applications from consumer electronics to automotive, and by automatically adjusting display brightness, they can conserve battery life, which is a key benefit in mobile device applications.

Hereof, what kind of sensors are in an iPhone?

iPhone 6:
  • Proximity sensor.
  • Ambient light sensor.
  • 8MP Camera.
  • Accelerometer.
  • Gyroscope.
  • Compass.
  • Barometer.
  • NFC for Apple Pay.

What does a proximity sensor do on a phone?

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.
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