Patent ID: 9026150
Filing Date: 2015-05-05
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: receiving user input to enable tracking of the first wireless communications device wherein the user input is received via a user interface that enables the user to manually enable tracking, to disable tracking or enable automatic triggering of tracking; and in response to receiving the user input, enabling the tracking of the first wireless communications device by the second wireless communications device by: establishing a wireless connection between the first and second wireless communications devices; obtaining current position data for the first wireless communications device; transmitting the current position data from the first wireless communications device to the second wireless communications device using the wireless connection to enable tracking of the first wireless communications device using the second wireless communications device; wherein transmitting the current position data comprises: defining waypoints for segments of a path and sending the path data in segments to the second wireless communications device; and receiving an indication from the second wireless communications device that the second wireless communications device has reached a waypoint and sending the path data for a successive segment to the second wireless communications device in response to receiving the indication.