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. 11, 2014
Filed:
May. 04, 2012
Applicants:
Jaekwon Yoo, Foster City, CA (US);
Ruxin Chen, Redwood City, CA (US);
Inventors:
Jaekwon Yoo, Foster City, CA (US);
Ruxin Chen, Redwood City, CA (US);
Assignee:
Sony Computer Entertainment Inc., Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G10L 21/02 (2013.01);
U.S. Cl.
CPC ...
Abstract
Methods and apparatus for signal processing are disclosed. Source separation can be performed to extract source signals from mixtures of source signals by way of independent component analysis. Source separation described herein involves mixed multivariate probability density functions that are mixtures of component density functions having different parameters corresponding to frequency components of different sources, different time segments, or some combination thereof.