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SIGNALWORKS INC

US3 patents

Top patents by PatentIndex Score

US6269161B1Jul 31, 2001

System and method for near-end talker detection by spectrum analysis

SIGNALWORKS INC51 citations87
US6263078B1Jul 17, 2001

Acoustic echo canceller with fast volume control compensation

SIGNALWORKS INC25 citations87
US6785382B2Aug 31, 2004

System and method for controlling a filter to enhance speakerphone performance

SIGNALWORKS INC7 citations65