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:
Jan. 25, 1977
Filed:
Nov. 11, 1975
Applicant:
Inventor:
Michael J Beccario, Cedar Rapids, IA (US);
Assignee:
Rockwell International Corporation, El Segundo, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01Q / ;
U.S. Cl.
CPC ...
3437925 ; 343876 ;
Abstract
A plurality of log periodic antennas are arranged in a commutated antenna array to amplitude modulate an RF signal for providing bearing information with respect to the signal direction in an automatic direction finding system.