Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) ( en Inventor Samuel Ebenezer Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number US11/298,865 Other versions US8126706B2 Google Patents Music detector for echo cancellation and noise reductionÄownload PDF Info Publication number US20070136053A1 US20070136053A1 US11/298,865 US29886505A US2007136053A1 US 20070136053 A1 US20070136053 A1 US 20070136053A1 US 29886505 A US29886505 A US 29886505A US 2007136053 A1 US2007136053 A1 US 2007136053A1 Authority US United States Prior art keywords circuit signal music forth telephone Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US20070136053A1 - Music detector for echo cancellation and noise reduction US20070136053A1 - Music detector for echo cancellation and noise reduction
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