Method and apparatus for control of vocoder bypass utilizing inb

Details Method and apparatus for control of vocoder bypass utilizing inb Method and apparatus for control of vocoder bypass utilizing inb

1999-01-12

2000-05-30

To, Doris H.

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

455422, 455445, 375242, 704221, 704214, 704233, 370522, H04Q 700

Patent

active

060700890

ABSTRACT:
Vocoder bypass is provided using a combination of out-of-band and in-band signaling. In preferred embodiments of the present invention, two signaling channels are arranged for transmission within the compressed speech. Each of the signaling channels are communicated at a preferred rate to permit fast, reliable detection of conditions indicating vocoder bypass mode of operation and to synchronize and communicate compressed speech in a vocoder bypass mode of operation.

REFERENCES:
patent: 5608779 (1997-03-01), Lev et al.
patent: 5729536 (1998-03-01), Doshi et al.
patent: 5768308 (1998-06-01), Pon et al.
patent: 5793810 (1998-08-01), Han et al.
patent: 5956673 (1999-09-01), Weaver, Jr. et al.

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