Multiple smart card phone and method

Details Multiple smart card phone and method Multiple smart card phone and method

1997-05-19

1999-11-16

To, Doris H.

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

455552, 455558, 455575, 379357, H04B 133

Patent

active

059873256

ABSTRACT:
A telephone, such as a radiotelephone, is provided having the capability to concurrently operate with two subscriber identification module (SIM) cards. The telephone advantageously permits a single phone to have two telephone numbers associated therewith.

REFERENCES:
patent: 5301359 (1994-04-01), Van Den Heuvel et al.
patent: 5336877 (1994-08-01), Raab et al.
patent: 5404580 (1995-04-01), Simpson et al.
patent: 5428666 (1995-06-01), Fyfe et al.
patent: 5655003 (1997-08-01), Erving et al.
patent: 5764730 (1998-06-01), Rabe et al.
PCT WO 92/19078 Julin, Aug. 1992.
PCT WO 94/08433 Ab Nordictel, Apr. 1994.

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