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:
May. 10, 2011
Filed:
Jul. 24, 2006
Satoshi Usa, Hamamatsu, JP;
Tomomitsu Urai, Hamamatsu, JP;
Satoshi Usa, Hamamatsu, JP;
Tomomitsu Urai, Hamamatsu, JP;
Yamaha Corporation, , JP;
Abstract
An electronic musical instrument is provided, which makes it possible to manage a state of attendance (presence/absence, etc.) of participants and perform easy management on the level of activity on a daily, weekly, or monthly basis. According to performance operations on performance terminals, a controllerrecords a performance history. Performance terminalsto which performance parts have been assigned by a Facilitator are determined as being present, whereas performance terminalto which no performance parts have been assigned are determined as being absent. The number of times of key depression on each performance terminal, the average key depression intensity (average Velocity), etc. from start to end of a performance are recorded. The recorded values for respective items are output in the form of text data. Since values for the respective item are recorded at every performance, the frequency of attendance of respective users can easily be managed on a daily, weekly, or monthly basis.