GPS A UTO -S LEEP FOR E NERGY -E FFICIENT L OCATION T RACKING Sean Barbeau, Phil Winters, Nevine Georggi Center for Urban Transportation Research Rafael.
2012 National Academy of Inventors - GPS Auto-Sleep for Energy-Efficient Location Tracking
GPS Auto-Sleep for Energy-Efficient Location Tracking
Accuracy Characterization for Metropolitan-scale Wi-Fi Localization
