description
the epl8865kfwjn integrates an ambient light (als) sensor, a proximity sensor (ps) and 4d gesture sensors with built-in ir led. it isused in notebook pcs, smartphones, mids (mobile internet devices), pnds (portable navigation devices), e-books, tablet pcs, flat-panel televisions, etc. for extending battery life and for better userexperience. ambient light sensor optimizes the screen brightness to extend battery and to increase battery life. proximity sensor (ps) measures the ir reflection intensity which correlates to thedistance of the object. proximity sensor enables the device controller to turn off the lcd back-light and the touch-screen sensor when the device is held close to your ear, placed inside the pocket,purse, or bags. this function saves the battery power and avoids unintended touch-screen trigger. proximity sensor can also work as a device wake-up sensor by sensing the user waving the hand infront of the device. the 4d gesture sensor detects the waving of palm in front of the screen in 4 directions left, right, up and down. the hand gesture without the need to touch the screen adds newway of human device interaction. for example, the gesture can be used to accept a phone call in the hand-free mode while the user is driving in a car. in another example, the user wave to the screento advance or retract in the picture viewing mode without worrying the food stains from the fingers to be left on the screen.
applications
 smartphone
 tablet pc
 nb pc
 all-in-one pc
 point of sale computer
 led lighting fixture
 automotive entertainment system
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深圳市政鸿微电子有限公司
何建花
18194085326
布龙路339号鸿生源科技园