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:
Oct. 19, 2021

Filed:

Dec. 17, 2018
Applicant:

National University Corporation Tokai National Higher Education and Research System, Nagoya, JP;

Inventors:

Hirotaka Toyoda, Nagoya, JP;

Haruka Suzuki, Nagoya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 37/32 (2006.01); H01P 3/12 (2006.01);
U.S. Cl.
CPC ...
H01J 37/32229 (2013.01); H01P 3/12 (2013.01);
Abstract

A waveguide has a first conductor surface facing toward the interior of the waveguide, a second conductor surface facing toward the interior of the waveguide, and a slot extending from the first conductor surface to the outside of the waveguide. The first conductor surface and the second conductor surface electrically communicate with each other and face each other. The first length in the y direction of the first conductor surface in a cross section perpendicular to the z direction is smaller than the second length in the y direction of the second conductor surface in the cross section perpendicular to the z direction. The first length includes the length in the y direction of the slot in the cross section perpendicular to the z direction. The second length is smaller than the distance between the first conductor surface and the second conductor surface in the x direction.


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