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:
Jul. 15, 1980
Filed:
Nov. 13, 1978
Applicant:
Inventor:
Kazutaka Hidaka, Yamato, JP;
Assignee:
Tokyo Shibaura Denki Kabushiki Kaisha, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01Q / ;
U.S. Cl.
CPC ...
343854 ; 343814 ;
Abstract
The linear antenna array comprises three or more element antennae which are disposed along a straight line and a feed circuit network connected to the element antennae via an inversion circuit for inverting power in opposite phases. The feed circuit network comprises a plurality of power dividers having common ports connected to respective element antennae, and split ports of a number corresponding to a binomial coefficient, phase shifters respectively connected to the split ports, and a common power divider connected to the phase shifters.