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:
Mar. 27, 2018
Filed:
Apr. 02, 2015
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Yu Ushijima, Tokyo, JP;
Hidenori Yukawa, Tokyo, JP;
Tetsu Owada, Tokyo, JP;
Shuji Nuimura, Tokyo, JP;
Assignee:
Mitsubishi Electrics Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01P 1/17 (2006.01); H01Q 15/24 (2006.01); H01Q 13/06 (2006.01); H01P 1/18 (2006.01); H01P 3/12 (2006.01);
U.S. Cl.
CPC ...
H01P 1/171 (2013.01); H01P 1/17 (2013.01); H01P 1/182 (2013.01); H01P 3/12 (2013.01); H01Q 13/06 (2013.01); H01Q 15/244 (2013.01);
Abstract
A circularly polarized wave generator includes a rectangular hollow waveguide (), a plurality of first protrusions () that are provided on one pair of opposing wall surfaces in the waveguide (), have longitudinal directions orthogonal to an axial direction of the waveguide (), and are arranged at intervals along the axial direction, and a plurality of second protrusions () that are provided between the first protrusions () on the wall surfaces and are arranged with longitudinal directions thereof running along the axial direction.