Of all of the recent technological developments that have expanded the surveillance capabilities of law enforcement agencies at the expense of individual privacy, perhaps the most powerful is cell ...

The Sixth Circuit U.S. Court of Appeals has ruled that law enforcement officers don’t need a warrant to track the location of a subject via the GPS data from a cell phone. The Tuesday ruling came in ...

Qualcomm Inc. can convert cell phones into mobile GPS (Global Positioning System) devices by adapting emergency-tracking technology for display on individual phone screens, the company announced ...

Televigation Inc., Sunnyvale, Calif., has launched TeleNavTrack, a mobile phone-based tracking service with integrated audible and visual GPS navigation, electronic time sheet reporting and ...