Mobile radio communication device

Details Mobile radio communication device Mobile radio communication device

1997-10-23

2000-06-27

Bost, Dwayne D.

Telecommunications

Radiotelephone system

Security or fraud prevention

455411, 455419, H04M 166

Patent

active

060817046

ABSTRACT:
It is an object of the present invention to inhibit the use of a portable telephone that is lost or stolen and to smoothly recover it.
According to the present invention, a mobile radio communication device for exchanging information with another communication device via a radio communication channel, comprises: automatic response means for automatically providing a predetermined response upon receipt of a signal from another communication device; means for receiving a remote operation signal that is input following the response, and for establishing an arbitrary number as a transmission destination telephone number that is used thereinafter; and memory reading inhibition means for inhibiting the reading of a memory.

REFERENCES:
patent: 5046082 (1991-09-01), Zicker et al.
patent: 5109403 (1992-04-01), Sutphin
patent: 5228080 (1993-07-01), Nutter et al.
patent: 5276729 (1994-01-01), Higuchi et al.
patent: 5600708 (1997-02-01), Meche et al.
patent: 5819171 (1998-10-01), Hoogerwerf et al.
patent: 5862472 (1999-01-01), Park

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