Patent ID: 8761807

Claim:
A method, comprising: receiving, by one or more processors of one or more server devices, first information regarding a location service dead zone; receiving, by one or more processors of the one or more server devices, second information regarding a location of a user device; identifying, based on the first information and the second information and by one or more processors of the one or more server devices, that the user device is within the location service dead zone at a particular time, where the second information regarding the location of the user device includes information regarding at least one of: a velocity of the user device prior to the particular time, or a trajectory of the user device prior to the particular time; computing, by one or more processors of the one or more server devices, a location of the user device, within the location service dead zone, at the particular time, the computing being based on at least one of: the second information regarding the location of the user device, history data associated with the user device, or history data associated with one or more other user devices; and storing or outputting, by one or more processors of the one or more server devices, information regarding the computed location of the user device at the particular time.