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:
Dec. 07, 2004

Filed:

Oct. 10, 2002
Applicant:
Inventors:

Keiichi Sugiyama, Tokyo, JP;

Mitsuru Takahashi, Tokyo, JP;

Keiichi Noda, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10H 7/00 ;
U.S. Cl.
CPC ...
G10H 7/00 ;
Abstract

An object of the present invention is to provide a technology for switching the output of an audio signal at timing where there is a musical break. To achieve this object, the present invention captures the musical piece progress timing for each MIDI message of multiple channels, mutually synchronized musically, and, upon detection of the occurrence of an event which changes the reproduced and outputted audio signal, reproduces and outputs an audio signal by selecting from above-mentioned plurality of MIDI messages a combination of MIDI messages corresponding to above-mentioned event, selection being made at a timing where there is a musical break.


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