US Patent 7183479 Beat analysis of musical signals

Patent 7183479 was granted and assigned to Microsoft on February, 2007 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Microsoft

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

71834790

Patent Inventor Names

Lie Lu0

Hong-Jiang Zhang0

Date of Patent

February 27, 2007

Patent Application Number

112643270

Date Filed

November 1, 2005

Patent Primary Examiner

‌

Jeffrey W Donels

Patent abstract

A system that analyzes music to detect musical beats and to rectify beats that are out of sync with the actual beat phase of the music. The music analysis includes onset detection, tempo/meter estimation, and beat analysis, which includes the rectification of out-of-sync beats.