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. 26, 1981
Filed:
Mar. 31, 1980
Tatsunori Kondo, Hammamatsu, JP;
Hiroshi Kitagawa, Hammamatsu, JP;
Kabushiki Kaisha Kawai Gakki Seisakusho, Hamamatsu, JP;
Abstract
A key assignor for electronic musical instruments which has a keyboard multiplexer including a memory for temporarily storing the state of key depression on a keyboard, a key priority circuit group operating to output only key information of top priority while inhibiting the other key information outputs in accordance with priority of keys of the keyboard and to output key information of the next priority after being reset, and a multiplex code generator for generating the key code corresponding to the key being depressed, a channel assignor for giving priority to channels to assign thereto the key code from the keyboard multiplexer, and a key code memory for storing the key code from the keyboard multiplexer based on a channel assign signal generated from the channel assignor.