Patent ID: 9261577
Filing Date: 2016-02-16
CPC Classification: G01S,H04W,Y02D

Claim Text:
1. A method of estimating location of a user device in a wireless network, the wireless network including a plurality of access points, the method comprising: at server associated with the wireless network, comprising processing hardware and communication hardware: receiving, using the communication hardware of the server, information corresponding to channel loss between the user device and a first access point of the plurality of access points; determining, by the processing hardware of the server, channel loss between the user device and the first access point based on the information, wherein the user device comprises processing hardware and wireless communication hardware, wherein the first access point comprises processing hardware and wireless communication hardware, wherein the channel loss is determined based on wireless communication between the user device and the first access point using the respective wireless communication hardware; estimating, by the processing hardware of the server, the location of the user device from a known location of an access point of the plurality of access points and a correlation value for the first access point, wherein the correlation value for the first access point is a measure of correlation between the channel loss between the user device and the first access point and channel loss between the first access point and each of the plurality of access points; and providing services to the user device based on the location of the user device.