Patent ID: 9445234
Filing Date: 2016-09-13
CPC Classification: G01S,G06K,G06Q,G06T,H04W

Claim Text:
1. A method comprising: detecting at each wireless signal receiving device of a plurality of wireless signal receiving devices a strength of a wireless signal from a mobile client; determining for each wireless signal receiving device a distance between a wireless signal receiving device and the mobile client based on the strength of the signal detected at the wireless signal receiving device; defining for each wireless signal receiving device a boundary encompassing possible locations for the mobile client, the boundary comprising a dimension based on the determined distance between the wireless signal receiving device and the mobile client; identifying pairs of intersections formed by each boundary crossing another boundary; grouping the intersections into a plurality of clusters, each cluster comprising a single intersection from each of the pairs of intersections; analyzing the plurality of clusters to identify a cluster having a smallest size; and using the cluster having the smallest size to determine a location of the mobile client.