Inventor · Whitemarsh, PA, US

Brian M. McCarthy

15Patents
7h-index
4Co-inventors
55Inventor score

Filing activity: Jun 21, 1989 → Feb 28, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5072308A Communication signal compression system and method Electricity 64 Expired
US5537509A Comfort noise generation for digital communication systems Electricity 52 Expired
US5630016A Comfort noise generation for digital communication systems Physics 47 Expired
US4974099A Communication signal compression system and method Electricity 38 Expired
US6006174A Multiple impulse excitation speech encoder and decoder Physics 31 Expired
US5333191A Detection of multifrequency tone signals Electricity 21 Expired
US5235670A Multiple impulse excitation speech encoder and decoder Physics 12 Expired
US6914979B2 Tone detection Electricity 6 Expired
US6766021B2 Echo canceller Electricity 6 Expired
US6782359B2 Determining linear predictive coding filter parameters for encoding a voice signal Physics 3 Expired
US7013270B2 Determining linear predictive coding filter parameters for encoding a voice signal Physics 3 Expired
US6223152A Multiple impulse excitation speech encoder and decoder Physics 3 Expired
US6385577B1 Multiple impulse excitation speech encoder and decoder Physics 2 Expired
US6611799B2 Determining linear predictive coding filter parameters for encoding a voice signal Physics 1 Expired
US7599832B2 Method and device for encoding speech using open-loop pitch analysis Physics 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.