Invention Grant
- Patent Title: Method and apparatus for active noise cancellation
- Patent Title (中): 主动噪声消除的方法和装置
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Application No.: US11541282Application Date: 2006-09-28
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Publication No.: US07769593B2Publication Date: 2010-08-03
- Inventor: Anand Venkataraman , Venkata Ramana Rao Gadde , Martin Graciarena
- Applicant: Anand Venkataraman , Venkata Ramana Rao Gadde , Martin Graciarena
- Applicant Address: US CA Menlo Park
- Assignee: SRI International
- Current Assignee: SRI International
- Current Assignee Address: US CA Menlo Park
- Main IPC: G10L15/00
- IPC: G10L15/00

Abstract:
In one embodiment, the present invention is a method and apparatus for active noise cancellation. In one embodiment, a method for recognizing user speech in an audio signal received by a media system (where the audio signal includes user speech and ambient audio output produced by the media system and/or other devices) includes canceling portions of the audio signal associated with the ambient audio output and applying speech recognition processing to an uncancelled remainder of the audio signal.
Public/Granted literature
- US20080082326A1 Method and apparatus for active noise cancellation Public/Granted day:2008-04-03
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