Thursday, February 24, 2011

Activate Cell Phone Indicator LEDs While Preserving Standby Time

Cell phone manufacturers are pressed to provide status LEDs that alert users to messages waiting, impending appointments, and other notifications while the phone is in standby. At the same time, users demand longer battery life. This pair of seemingly simple issues presents manufacturers with a dilemma: how can they power notification LEDs while keeping standby consumption low?


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