Methods and Apparatus for Mobile Device Power Management Using Accelerometer Data
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United States of America Patent
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Issued Date -
Feb 13, 2014
app pub date -
Feb 4, 2013
filing date -
Feb 3, 2012
priority date (Note) -
Abandoned
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Abstract
A computer-implemented method for power management in a portable device includes receiving sensor information from a sensor in the portable device, associating the sensor information with one of a plurality of states of the portable device, and reducing electrical power consumption in one or more parts in the portable device according to the associated state of the portable device. In some embodiments, the method also includes collecting, from the accelerometer in the portable device, electrical signals associated with a plurality of known motion states of the portable device, and analyzing the collected electrical signals. The method also includes identifying attributes of the electrical signal with the known motion states of the portable device.
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