Method and apparatus of controlling noise level calculations...

Details Method and apparatus of controlling noise level calculations... Method and apparatus of controlling noise level calculations...

2006-08-01

2006-08-01

Harper, V. Paul (Department: 2654)

Data processing: speech signal processing, linguistics, language

Speech signal processing

For storage or transmission

C704S233000, C379S392010

Reexamination Certificate

active

07085715

ABSTRACT:
Apparatus for controlling noise characteristic estimation in a conferencing system, comprising a noise characteristic estimator for estimating a noise characteristic of a signal of interest transmitted in a first direction through the conferencing system, and a first voice activity detector for detecting audio signal activity in a signal transmitted through the conferencing system in a direction opposite to the signal of interest and in response disabling the noise characteristic estimator.

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patent: 2000305579 (2000-11-01), None

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