The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 03, 2007
Filed:
Sep. 17, 2002
Applicant:
David Bruce Cousins, Barrington, RI (US);
Inventor:
David Bruce Cousins, Barrington, RI (US);
Assignee:
BBN Technologies Corp., Cambridge, MA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/173 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of processing a communication signal may include computing a number of periodograms from the signal. Each of the periodograms may be generated from a portion of the signal. The number of periodograms may be combined in time sequence to form a spectrogram [containing the periodograms. A cepstrogram [may be generated by performing cepstrum processing on the spectrogram. The cepstrogram may be used to classify [the type of communication that produced the signal.