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:
Nov. 13, 2012
Filed:
Apr. 21, 2004
Dirk Jeroen Breebaart, Veldhoven, NL;
Martin Franciscus Mckinney, Eindhoven, NL;
Dirk Jeroen Breebaart, Veldhoven, NL;
Martin Franciscus McKinney, Eindhoven, NL;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A method () for classifying at least one audio signal (A) into at least one audio class (AC), the method () comprising the steps of analyzing () said audio signal to extract at least one predetermined audio feature, performing () a frequency analysis on a set of values of said audio feature at different time instances, deriving () at least one further audio feature representing a temporal behavior of said audio feature based on said frequency analysis, and classifying () said audio signal based on said further audio feature. With the further audio feature, information is obtained about the temporal fluctuation of an audio feature, which may be advantageous for a classification of audio.