Multi-device audio-video combines echo canceling
First Claim
1. A method for operating a user-interactive multi-device audio-video system that contains user speech recognizing facilities and echo canceling facilities for avoiding the recognizing of speech output from the system as user speech, characterized in that in the presence of plural and functionally separate such speech recognizing facilities and echo canceling facilities, driving the echo canceling facilities to combine their forces for by one or more thereof canceling one or more mutually unique cancelable speech entities and combining such cancelled entities for overall non-recognition by the system.
1 Assignment
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Accused Products
Abstract
A multi-device audio-video system contains speech recognizing facilities and echo canceling facilities. In particular, plural and functionally separate such speech recognizing facilities and echo canceling facilities are present. Now, the echo canceling facilities combine their forces for by one or more thereof canceling one or more mutually unique cancelable speech entities and combining such cancelled entities for overall non-recognition by the system.
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Citations
17 Claims
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1. A method for operating a user-interactive multi-device audio-video system that contains user speech recognizing facilities and echo canceling facilities for avoiding the recognizing of speech output from the system as user speech,
characterized in that in the presence of plural and functionally separate such speech recognizing facilities and echo canceling facilities, driving the echo canceling facilities to combine their forces for by one or more thereof canceling one or more mutually unique cancelable speech entities and combining such cancelled entities for overall non-recognition by the system.
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8. A multi-device audio-video system that contains speech recognizing facilities and echo canceling facilities for avoiding the recognizing of speech output from the system as user speech,
characterized in that in the presence of plural and functionally separate such speech recognizing facilities and echo canceling facilities, the echo canceling facilities are arranged to combine their forces through joint canceling means for canceling one or more mutually unique cancelable speech entities and combining means for combining such cancelled entities for overall non-recognition by the system.
Specification