Multi-modal handy phone

Details Multi-modal handy phone Multi-modal handy phone

1997-02-24

1999-11-16

Bost, Dwayne D.

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

455552, 455425, 455421, H04Q 732, H04Q 738, H04Q 734

Patent

active

059873345

ABSTRACT:
In order to provide a handy phone which enables a user of a radio telephone network to reopen automatically a communication disconnected because of communication quality degradation by way of another available radio telephone network with a simple configuration, a multi-modal handy phone (1) of the invention comprises a plurality of radio modules each prepared for accessing corresponding each of the plurality of radio telephone networks; monitoring means for monitoring communication quality; a change-over unit for selecting one of the plurality of radio modules according to result of the monitoring; a telephone number register for storing telephone number of the other party; a calling unit for calling the telephone number registered in the telephone number register 4 by way of one of the plurality of radio modules selected by said changeover unit; and a user interface unit.

REFERENCES:
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patent: 5260988 (1993-11-01), Schellinger
patent: 5367558 (1994-11-01), Gillig et al.
patent: 5390365 (1995-02-01), Enoki et al.
patent: 5406615 (1995-04-01), Miller, II et al.
patent: 5544224 (1996-08-01), Jonsson et al.
patent: 5550895 (1996-08-01), Burson et al.
patent: 5594782 (1997-01-01), Zicker et al.
patent: 5703934 (1997-12-01), Zicker et al.
patent: 5732347 (1998-03-01), Bartle et al.

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