Patent ID: 9338759
Filing Date: 2016-05-10
CPC Classification: G01S,H04W

Claim Text:
1. A method of tracking a mobile user, the method comprising: providing a location module on a mobile device configured to receive location transmissions; placing the location module into a sleep mode; awakening the location module upon receipt of a first location transmission; and determining a first location with the location module incrementing a timer count configured to monitor a duration of time, wherein whenever a time exceeds a predetermined time allocation, the location module is placed into the sleep mode; incrementing a stationary counter configured to monitor a duration of time since a previous detected movement of the mobile user; receiving a second location transmission of a second location; comparing the second location to the first location; calculating a rate of travel when the second location differs from the first location, wherein if the rate of travel exceeds a predetermined threshold the location module is placed into the sleep mode; receiving a third location transmission of a third location; comparing the third location to at least one of the first location or the second location; further incrementing the stationary counter when the second or third location is the same as the first location; determining an arrival event upon reaching a predetermined arrival threshold of the stationary counter; storing data of all locations; and placing the location module into the sleep mode.