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:
Dec. 09, 1986
Filed:
Feb. 12, 1985
Applicant:
Inventor:
Youji Kaneko, Tachikawa, JP;
Assignee:
Casio Computer Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10H / ;
U.S. Cl.
CPC ...
84-126 ; 84-11 ; 84-113 ;
Abstract
A touch response apparatus for an electronic musical instrument wherein a nonlinear analog-to-digital conversion is effected using a single A/D converter in correspondence with a plurality of keys, and wherein touch data are proportional to the period of time and amplitude value of an envelope waveform.