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:
Dec. 10, 2013
Filed:
Aug. 03, 2006
Junxiang GE, Tokyo, JP;
Wasuke Yanagisawa, Tokyo, JP;
Ryo Horie, Tokyo, JP;
Yokowo Co., Ltd., Tokyo, JP;
Abstract
Provided is a wide band antenna having ultra-wide band and high performance at a low cost. An antenna element constituting a part of an opening cross section structure of a double cylinder ridge waveguide is spread on a plane. The antenna element has a ridge element portion () for adjusting antenna characteristic corresponding to a ridge portion and a radiation element portion () for electromagnetic wave radiation. Substantially at a leading end portion of the ridge element portion (), a feeder terminal () is formed. Ground portions (and) are maintained at a ground potential and the feeder terminal () is guided to an outside as a coplanar waveguide.