Cellular internet telephone

Details Cellular internet telephone Cellular internet telephone

1997-01-31

1999-09-14

Vu, Huy D.

Multiplex communications

Communication over free space

Having a plurality of contiguous regions served by...

370356, H04B 700

Patent

active

059533226

ABSTRACT:
A cellular telephone that provides the capability of performing Internet telephone calls without the bulk and expense of Internet telephone computer systems. The cellular telephone uses hardware vocoders and communication circuitry already present in the cellular telephone for normal cellular calls to provide the additional Internet telephone functionality.

REFERENCES:
patent: 5502721 (1996-03-01), Pohjakallio
patent: 5598412 (1997-01-01), Griffith et al.
patent: 5729536 (1998-03-01), Doshi et al.
patent: 5793762 (1998-08-01), Penners et al.

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