Patent · US Active

Methods and apparatus for acoustic event detection

US9218728B2 · kind B2 · utility

5Cited by

23References

14Claims

0Family size

Assignee

Raytheon Company · US

Inventors

Brady R. Bickel · Altoona, US
Robert J. Cole · Toronto, CA
Megan J. Roberts · Waltham, US
Bryan D. Glick · State College, US
Jason Staph · Altoona, US
David C. James · Bothell, US
Gabriel D. Comi · State College, US
Stephen Schadler · State College, US

Key dates

Filing date	Feb 2, 2012
Grant date	Dec 22, 2015
Priority date	—
Expiry date	Jan 8, 2034

Classification

Technology area (CPC H)Electricity
CPC primaryH04R2499/11
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

Methods and apparatus to identify a type of acoustic event Mel Frequency Cepstral Coefficients (MFCCs). In one embodiment, received sound is processed using the MFCCs to locate a peak for comparison with a stored event to determine if the peak corresponds to the acoustic event.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.