System and method for using a dual-mode mobile station

Details System and method for using a dual-mode mobile station System and method for using a dual-mode mobile station

2005-09-20

2009-06-23

Maung, Nay A (Department: 2618)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S553100, C455S552100

Reexamination Certificate

active

07551924

ABSTRACT:
A system and method for operating a dual-mode mobile communications unit in a home network of the communications unit is disclosed. In an embodiment of the method, the dual-mode mobile communications unit is provisioned as a visitor in the home network of the communications unit. The home network utilizes a proprietary technology but the communications unit communicates with the home network in the same standards-based technology that a roamer in the home network uses to communicate with the home network. In an embodiment of the system, the system includes the home network of the communications unit, where the home network utilizes a proprietary technology but where the communications unit communicates in the home network in the standards-based technology. The system also includes a visitor location register coupled to the home network. The dual-mode mobile communications unit is provisioned as a visitor in the visitor location register of the home network.

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