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:
Feb. 26, 1980
Filed:
Mar. 27, 1978
Applicant:
Inventor:
Thomas J Davis, Richland, WA (US);
Assignee:
Electric Power Research Institute, Inc., Palo Alto, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G06G / ;
U.S. Cl.
CPC ...
364815 ; 364603 ;
Abstract
A method and apparatus for rotating cartesian coordinate signals x, y about an angle .theta..degree.. The apparatus converts the x, y signals into polar coordinate signals .sigma., .phi. and then changes the angle .phi. by .theta..degree..Theapparatus then converts the resulting signals back into cartesian coordinate signals x', y'.
Davis, Thomas. (1980). Method and apparatus for rotating cartesian coordinate signals (U.S. Patent No. 4190895). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4190895
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile