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.:

US 7045700 B1

PDF
Full Text
Expired
Date of Patent:
May. 16, 2006

Filed:

Apr. 16, 2004
Applicants:

Matti S. Hämäläinen, Lempääla, FI;

Timo Kosonen, Tampere, FI;

Inventors:

Matti S. Hämäläinen, Lempääla, FI;

Timo Kosonen, Tampere, FI;

Assignee:

Nokia Corporation, Espoo, FI;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10H 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and corresponding equipment by which a synthesizer/MIDI (musical instrument digital interface) device () is able to optimally perform a MIDI file () taking into account not the polyphony required by the MIDI file () as in SP-MIDI (scalable polyphony MIDI), but taking into account instead extended scalable polyphony (XSP) dataincluding the maximum number of instantaneous voices required by the MIDI file and the categories in which they occur for different channel masking, and also taking into account the architecture of the synthesizer/MIDI device () in terms of a voice complexity coefficient table () indicating the relative complexity (corresponding to a resource requirement) for voices in each category. The result is a total voice requirement table-indicating typically less masking than would be required for the same synthesizer/MIDI device to play the MIDI file according to SP-MIDI.


Find Patent Forward Citations

Hämäläinen, Matti. (2006). Method and apparatus for playing a digital music file based on resource availability (U.S. Patent No. 7045700). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7045700

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