Patent ID: 7062265
Filing Date: 2006-06-13
Classification: H04L,H04Q,H04W

Abstract:
1. In a wireless telecommunication system, a method for providing service features for wireless calls without use of a VLR (Visitor Location Register), comprising the steps of: in response to a call to or from a wireless terminal situated in a host wireless communication network issuing a feature service request from said host wireless communication network into a public packet data network for administering service features for said wireless call to or from said wireless terminal; delivering said feature service request to a feature server located in a home network that is part of or reachable through said packet data network; said feature service request comprising a query of wireless subscriber service features provisioned on behalf of said wireless terminal and stored by said feature server; and returning a feature service response to said host wireless communication network and processing service feature information in said response without VLR storage thereof.