Speech recognition apparatus having multiple audio inputs to...

Details Speech recognition apparatus having multiple audio inputs to... Speech recognition apparatus having multiple audio inputs to...

2006-05-23

2006-05-23

Storm, Donald L. (Department: 2654)

Data processing: speech signal processing, linguistics, language

Speech signal processing

For storage or transmission

C381S071300

Reexamination Certificate

active

07050971

ABSTRACT:
A speech recognition apparatus including an audio cancellation module is disclosed. The module includes an audio input for receiving an audio signal from a microphone. The module also includes at least two audio inputs for receiving audio signals from respective independent audio sources. The audio cancellation module produces a speech signal by canceling two of the independent audio source signals from the microphone signal. A speech recognizer is used to recognize at least part of the speech signal.

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patent: WO 98/01956 (1998-01-01), None

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