×

Reducing power consumption in a networked battery-operated device using sensors

  • US 7,016,705 B2
  • Filed: 04/17/2002
  • Issued: 03/21/2006
  • Est. Priority Date: 04/17/2002
  • Status: Expired due to Fees
First Claim
Patent Images

1. A low power wireless device comprising:

  • a screen for displaying information to a user;

    a ringer for audibly apprising the user of an incoming communication;

    a vibrator for providing the user with a tactile prompt apprising the user of an incoming communication;

    a network interface for interfacing the device to a wireless transceiver; and

    a sensor array comprised of a plurality of sensors for sensing a plurality of qualities of an environment of the device and for yielding an output related thereto, wherein the sensor array output is utilized to affect the operation of at least one of the screen, the ringer, the vibrator, and the network interface, wherein when the sensor array output indicates that a user is looking at the device screen, the operation of the ringer and vibrator are affected so that in response to notification of an incoming communication received at the wireless interface, the ringer provides no audible signal, and the vibrator is not activated, and the operation of the screen is affected so that it does receive power.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×