Video control of speech recognition
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United States of America Patent
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Jun 5, 2001
Grant Date -
N/A
app pub date -
Dec 29, 1998
filing date -
Dec 29, 1998
priority date (Note) -
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Abstract
Method and apparatus for using video input to control speech recognition systems is disclosed. In one embodiment, gestures of a user of a speech recognition system are detected from a video input, and are used to turn a speech recognition unit on and off. In another embodiment, the position of a user is detected from a video input, and the position information supplied to a microphone array point of source filter to aid the filter in selecting the voice of a user that is moving about in the field of the camera supplying the video input.
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