Patent ID: 9560047
Date: 2017-01-31
CPC Classifications: H04L,H04W

Claim:
1. A method of operating a wireless communication system to control access, the method comprising: in a first wireless communication device having a first device identifier, transferring a first authorization request for delivery to an authorization server; in the authorization server, processing the first authorization request to authorize the first wireless communication device to access the wireless communication network under a user service account; in the first wireless communication device and in the authorization server, storing user account data indicating the first device identifier and representing an event time for the first wireless communication device, wherein the event time comprises a time when a communication event occurred for the first wireless communication device; transferring the user account data indicating the first device identifier and representing the event time from the first wireless communication device to a second wireless communication device having a second device identifier; in the second wireless communication device, transferring a second authorization request for delivery to the authorization server, wherein the second authorization request indicates the second device identifier, the first device identifier, and represents the event time for the first wireless communication device; in the authorization server, processing the stored user account data and the second authorization request to determine that the event time represented by the second authorization request matches the event time represented by the stored user account data, and in response, authorizing the second wireless communication device to access the wireless communication network under the user service account.