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. 30, 1992
Filed:
May. 24, 1990
Masanobu Chihana, Hamamatsu, JP;
Yamaha Corporation, Hamamatsu, JP;
Abstract
An electronic musical instrument is disclosed in which the selection of timbre and rhythm contol functions is simplified, and the number of function switches and control panel surface area can be limited, even when the instrument has a large number of available timbre and rhythm control functions. The invention provides an electronic musical instrument employing various types of musical tone control data which are divided into groups. Additionally, the invention provides an input device which includes a plurality of switches, each switch corresponding to one of the above described groups of musical tone control data. The input device is capable of detecting the operation of the above mentioned switches. Additionally provided is a tone control data management device in which flag data is stored to indicate which of the above mentioned groups of musical tone control data have been selected, the flag data being updated any time one of the above mentioned switches corresponding to a group of musical tone control data has been operated. Also, a musical tone control device is provided such that based on the above mentioned flag data, musical tone control data is selected, and based on the selected musical tone control data, musical tone control is effected.