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.

Date of Patent:
Jul. 26, 2011

Filed:

Feb. 12, 2008
Applicants:

Satoru Matsumoto, Izumi, JP;

Yuji Yamamoto, Yawata, JP;

Tatsuo Koga, Daito, JP;

Ryosuke Ohtsuki, Osaka, JP;

Inventors:

Satoru Matsumoto, Izumi, JP;

Yuji Yamamoto, Yawata, JP;

Tatsuo Koga, Daito, JP;

Ryosuke Ohtsuki, Osaka, JP;

Assignee:

Sanyo Electric Co., Ltd., Moriguchi, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G10H 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Characteristic amounts are calculated from each of multiple musical piece contents, and then time points when the characteristic amounts exceed a threshold are detected as cut points. Information on the cut point concerning each of the multiple musical piece contents is stored. Based on the stored information on the cut point, a judgment is made as to whether the multiple musical piece contents match each other.


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