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:
Feb. 18, 2014
Filed:
May. 31, 2011
Hiroki Takahashi, Ome, JP;
Takahiro Mizushina, Kawagoe, JP;
Hiroki Takahashi, Ome, JP;
Takahiro Mizushina, Kawagoe, JP;
Casio Computer Co., Ltd., Tokyo, JP;
Abstract
A performance apparatusextends in a longitudinal direction to be held by a player, and is provided with an acceleration sensorCPUof the performance apparatusgives a sound source unitof a musical instrument unitan instruction (note-on event) to generate a musical tone. CPUgenerates a note-on event indicating a sound-generation timing represented by a time when an acceleration-sensor value of the acceleration sensorexceeds a first predetermined value and thereafter has decreased to a value less than a second threshold value β, which is less than a first threshold value α, and gives the musical instrument unitthe generated note-on event to generate a musical tone.