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:
Mar. 03, 1981
Filed:
Jun. 20, 1978
Applicant:
Inventors:
William R Hoskinson, Geneva, IL (US);
Harold O Schwartz, Elburn, IL (US);
Assignee:
The Wurlitzer Company, DeKalb, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
G10H / ; G10H / ; G10H / ;
U.S. Cl.
CPC ...
84-103 ; 84-126 ; 84DI / ; 84DI / ; 84DI / ;
Abstract
In a modular, expandable organ system comprising a plurality of large scale integrated circuit (LSI) chips an LSI chip is provided which produces chord and bass frequency generation and identification. It automatically coordinates with another chip in rhythm production. It incorporates frequency generators, identifies a chord played, and provides keyers for chord notes.