Patent ID: 8655371
Filing Date: 2014-02-18
Classification: G01S,H04W

Abstract:
1. A method executed by a computer, comprising: receiving, from a set of first mobile devices: calculating an estimated size of the location area of each received LAC, the estimated size being represented as an estimated number of cells included in the location area, wherein the estimated number of cells is determined based on the cell identifiers received from the set of first mobile devices; selecting at least one LAC based on the estimated size of the location area of the LAC reaching or exceeding a specified threshold; determining, for each selected LAC, an estimated LAC location of the selected LAC using the set of geographic locations; associating each selected LAC with the estimated LAC location based on the determining; and providing at least one selected LAC and the estimated LAC location associated with the at least one selected LAC to a second mobile device for estimating a current location of the second mobile device.