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.

Date of Patent:
Mar. 24, 2020

Filed:

Feb. 26, 2016
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventors:

Takashi Tomura, Tokyo, JP;

Michio Takikawa, Tokyo, JP;

Yoshio Inasawa, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01Q 19/19 (2006.01); H01Q 25/00 (2006.01); H01Q 1/28 (2006.01); H01Q 19/17 (2006.01);
U.S. Cl.
CPC ...
H01Q 19/192 (2013.01); H01Q 1/288 (2013.01); H01Q 19/17 (2013.01); H01Q 19/19 (2013.01); H01Q 25/007 (2013.01);
Abstract

A plurality of primary radiators () is classified by combinations of frequency and polarization of radiated radio waves, a plurality of primary radiators () belonging to the same class is arranged at positions corresponding to vertexes of one of triangles in a repeated triangle pattern TR, and the shape of a main reflector () and the shape and arrangement of the repeated triangle pattern TRare determined such that a direction of a line segment passing through positions corresponding to two vertexes in the triangle is different from a radiation direction of a sidelobe of a radio wave reflected by a main reflector () after having been radiated from a primary radiator () arranged at a position corresponding to the vertexes.


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