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. 19, 1978
Filed:
Mar. 04, 1977
Applicant:
Inventor:
Seymour Lanton, Plainview, NY (US);
Assignee:
ILC Data Device Corporation, Bohemia, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06J / ; H03K / ;
U.S. Cl.
CPC ...
364603 ; 3403 / ;
Abstract
In a digital-to-resolver type converter for generating sine and cosine functions over at least a predetermined angular range wherein variation of the scale factor from absolute value is remarkably improved by modification of the reference input wherein the sum of the sine and cosine signals are fed back in a positive sense, providing more than a 30 fold improvement in reduction of scale factor variation in one preferred embodiment.