Patent ID: 7366136
Filing Date: 2008-04-29
Classification: H04L,H04W

Abstract:
1. A method of accounting for use of a packet data communication service provided to a mobile station via a wireless communication network, the method comprising: in response to a request, for the packet data communication service for the mobile station, establishing a packet data communication session for the mobile station through the wireless communication network; terminating the packet data communication session for the mobile station upon detecting one of a plurality of events, the plurality of events including receipt of at least one session related signaling message regarding termination and at least one network initiated termination; and measuring duration of usage by the mobile station for accounting purposes from the establishment of the session until last detected user activity, wherein user activity is defined as: including packet data communications for the mobile station through the wireless communication network and the receipt of any session related signaling message, and excluding the at least one network initiated termination.