Roaming indicators for multi-mode wireless communication...

Details Roaming indicators for multi-mode wireless communication... Roaming indicators for multi-mode wireless communication...

2006-01-31

2006-01-31

Cumming, William D. (Department: 2683)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

Reexamination Certificate

active

06993336

ABSTRACT:
A method (400) and a multi-mode wireless communication device (700) for identifying a preferred system. The multi-mode wireless communication device (700) receives (404) preferred roaming list information (“PRL”) including system identifier information such as System Identification, Network Identification, and Service Set Identifier, and enhanced roaming indicators (“ERI”) associated with the system identifier information, transmits (408) a request for functionality extension table information, receives (410) the functionality extension table information, identifies (414) a currently available preferred system based upon the system identifier information; and conveys (416) information indicative of the identified currently available preferred system based upon the functionality extension table information.

REFERENCES:
“TIA/EIA/IS-683-A: Over-the-Air Service Provisioning of Mobile Stations in Spread Spectrum Systems”, Ballot Resolution Version, Apr. 1998.

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