System and method for comfort noise production

Details System and method for comfort noise production System and method for comfort noise production

2005-03-08

2005-03-08

Pham, Chi (Department: 2667)

Multiplex communications

Diagnostic testing

Of a switching system

C370S352000

Reexamination Certificate

active

06865159

ABSTRACT:
A method and system are provided for producing comfort noise during conversational pauses in the course of a telephone call over an IP network, the IP network including a transmitting computer for transmitting a voice signal generated by a telephone and a receiving computer for receiving the voice signal. The method comprises detecting a conversational pause at the transmitting computer; stopping the transmission of voice data packets during the pause; and transmitting a message to the receiving computer directing the receiving computer to produce comfort noise. In some embodiments of the invention, the message may take the form of a single packet of data.

REFERENCES:
patent: 6535521 (2003-03-01), Barghouti et al.
patent: 6577862 (2003-06-01), Davidson et al.

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