EnergyEfficientLocationSensing

EnergyEfficientLocationSensing - Click to edit Master...

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Unformatted text preview: Click to edit Master subtitle style 8/25/11 Energy Efficient Location Sensing Brent Horine March 30, 2011 8/25/11 Citation Jeongyeup Paek, Joongheon Kim, Ramesh Govindan, “Energy-Efficient Rate-Adaptive GPS-based Positioning for Smartphones,” In Proc. Of the 8th International Conference on Mobile Systems, Applications, and Services (MobiSys), 2010, pp. 299-314. Authors are affiliated with the Embedded Networks Laboratory, Computer Science Department, University of Southern California 8/25/11 Motivation  Many smartphone applications require location services  GPS is very power hungry (0.37 W on Nokia N95)  Not all applications require the accuracy that GPS provides  Nor do they all the most recent position  In urban canyons, GPS is all that accurate anyway  8/25/11 RAPS  Rate Adaptive Positioning System for smartphones 8/25/11 Duty Cycle Impact of GPS  But how do you match up the duty cycle with user mobility and ensure a bounded error? 8/25/11 Significant Contributions...
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This note was uploaded on 08/25/2011 for the course EEL 6788 taught by Professor Boloni,l during the Spring '08 term at University of Central Florida.

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