Interworking apparatus for roaming among different mobile networ

Details Interworking apparatus for roaming among different mobile networ Interworking apparatus for roaming among different mobile networ

1996-08-13

1999-12-14

Cumming, William

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

379207, H04Q 700

Patent

active

060029315

ABSTRACT:
An interworking apparatus for roaming among a plurality of mobile network having different inter-network signaling protocols is connected to the plurality of mobile networks and has a database record for holding network identity information for identifying a mobile network to which at least one mobile user (mobile station and another mobile terminal such as IC device) to be traced is visited.

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