Patent ID: 8554243
Filing Date: 2013-10-08
Classification: G01C,G01S,G08G,H04W

Abstract:
1. A method of tracking a first wireless communications device using a second wireless communications device, the method comprising: using a proximity detection subsystem to detect when the first wireless communications device has strayed away from the second wireless communications device; and upon detecting that the first wireless communications device has strayed away from the second wireless communications device, automatically triggering tracking of the first wireless communications device by the second wireless communications device by: obtaining current position data for the first wireless communications device; obtaining one or more of speed data, time data, and path data for the first wireless communications device; transmitting the current position data and at least one of the speed data, time and path data from the first wireless communications device to the second wireless communications device to enable tracking of the first wireless communications device using the second wireless communications device; providing navigation instructions to the current location of the second wireless communications device; and storing waypoints to define a breadcrumb path for retracing route taken by the second wireless communications device when following the first wireless communication device.