Patent ID: 8897814

Claim:
A method comprising: determining information relating to a location of a mobile device based at least in part on one or more signals received by the mobile device; transmitting, from the mobile device, the information relating to the location of the mobile device to one or more first network elements; receiving from one or more second network elements, at the mobile device, indoor context information for an indoor environment based at least in part on the information relating to the location of the mobile device, wherein the indoor context information includes information identifying a position of each of one or more first wireless access points within the indoor environment; receiving information identifying a position of each of one or more second wireless access points not included with the indoor context information from an entity related to the indoor environment or a second mobile device; sending from the mobile device the information identifying the position of the each of the one or more second wireless access points to the one or more second network elements; receiving, at the mobile device, updated indoor context information from the one or more second network elements; and obtaining an estimate of the location of the mobile device based at least in part on the information relating to the location of the mobile device and the updated indoor context information.