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:
Aug. 12, 1980
Filed:
Jun. 20, 1978
Applicant:
Inventors:
William V Machanian, De Kalb, IL (US);
Anthony C Ippolito, De Kalb, IL (US);
William R Hoskinson, Geneva, IL (US);
Assignee:
The Wurlitzer Company, De Kalb, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
G10H / ; G10H / ;
U.S. Cl.
CPC ...
84-103 ; 84DI / ;
Abstract
In accordance with the present invention, twelve different partials for a bass rhythm pattern are stored in only four columns of a ROM (Read Only Memory). The first three columns comprise a straight binary encoding of six different partials including the bass root, as well as no bass, while the fourth column is used for determining which of two octaves is to be played.