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:
Jun. 12, 2001
Filed:
Mar. 15, 2000
Shiro Ishiguro, Fussa, JP;
Casio Computer Co., Ltd., Tokyo, JP;
Abstract
A performance training apparatus reads out a plurality of items of melody data each including a part, outputs all the plurality of items of melody data excluding an item of melody data including a particular part with a delay of a predetermined time compared to the item of melody data including a particular part. A light emitting element provided for each of operation elements of a keyboard is turned on to progress of performance of the item of melody data including a particular melody part for guiding operation of a corresponding operation element. All the delayed items of melody data each including a different melody part excluding an item of melody data including a particular melody part are fed along with performance data produced by the performer's performance to an external sound source to produce a musical sound. In other words, the performer can beforehand recognize an operation element to be operated, and production of a musical sound produced by the performer's performance is synchronized with production of musical sounds produced by melody data including other parts.