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:
Nov. 23, 1993
Filed:
Nov. 05, 1991
Applicant:
Inventors:
Assignee:
Hughes Aircraft Company, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01Q / ;
U.S. Cl.
CPC ...
343754 ; 343753 ; 343909 ; 3439 / ;
Abstract
A millimeter wave antenna capable of electronic scanning for automobile collision avoidance radar. The antenna includes a linear ferrite loaded slot array which illuminates a dielectric lens. The antenna system has no moving parts. Beam scanning is achieved by controlling the bias magnetic field along the ferrite rod of the slot array.