Patent ID: 7551924
Filing Date: 2009-06-23
Classification: H04W

Abstract:
1. A method for operating a dual-mode mobile communications unit of a home network in the home network of the communications unit, comprising the steps of: provisioning the dual-mode mobile communications unit of the home network as a roaming visitor in the home network of the communications unit; and communicating with the home network by the communications unit of the home network in a standards-based technology; wherein the home network utilizes a proprietary technology to communicate with mobile communications units of the home network, wherein the proprietary technology, as contrasted with the standards-based technology, is not an open, published, standards based technology, and wherein the home network communicates with roaming visitors in the home network in the standards-based technology; and wherein a mobile switching center (MSC) and a visitor location register (VLR) of the home network performs same functions for the dual-mode mobile communications unit of the home network that is provisioned as a roaming visitor in the home network as they perform for roaming visitors in the home network.