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:
Jul. 02, 1991
Filed:
Mar. 17, 1989
Masatada Wachi, Hamamatsu, JP;
Naota Katada, Hamamatsu, JP;
Kosei Terada, Hamamatsu, JP;
Takeshi Adachi, Hamamatsu, JP;
Takaaki Mutoh, Hamamatsu, JP;
Nippon Gakki Seizo Kabushiki Kaisha, Hamatsu, JP;
Abstract
An electronic musical instrument having a keyboard, includes a plurality of keys, a plurality of musical tone signal generation systems, a touch detector for producing touch data representing a key touch accompanied by a key depression, a panel operation unit for setting a touch sensitivity representing a sensitivity with respect to a key touch for each of the musical tone signal generation systems, and a register unit for modifying the touch data in accordance with the touch sensitivity corresponding to each of the musical tone signal generation systems. Different tone groups are assigned to the musical tone signal generation systems, and a musical tone signal which has a tone color belonging to the corresponding musical tone group and a pitch corresponding to a key depression is produced from each of the musical tone signal generation systems. Each musical tone group includes at least two tone colors having a common attribute. The musical tone signals from the corresponding musical tone signal generation systems are controlled in accordance with the modified touch data corresponding to the musical tone signal generation systems obtained from the register unit.