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. 13, 1999
Filed:
Apr. 01, 1996
Applicant:
Inventors:
Akio Mikami, Tokyo, JP;
Kenjiro Saito, Tokyo, JP;
Assignee:
Kabushiki Kasiha Toshiba, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01Q / ; H01Q / ;
U.S. Cl.
CPC ...
342374 ; 3437 / ;
Abstract
Array antenna apparatus can form a beam in plural directions by changing the electrical supply track length between antenna elements of array antennas so that a beam of the same form but a different inclination angle is formed by each array antenna. Each array antennas can be arbitrarily selected switch circuit, and a supplied transmitted signal, and enables forming a beam in different directions alternatively.