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:
Oct. 07, 2009
Sotaro Shinkai, Osaka, JP;
Wataru Noguchi, Hyogo, JP;
Hiroyuki Yurugi, Osaka, JP;
Akihiko Shiotsuki, Osaka, JP;
Masahiko Nagoshi, Osaka, JP;
Koichiro Tanaka, Hyogo, JP;
Sotaro Shinkai, Osaka, JP;
Wataru Noguchi, Hyogo, JP;
Hiroyuki Yurugi, Osaka, JP;
Akihiko Shiotsuki, Osaka, JP;
Masahiko Nagoshi, Osaka, JP;
Koichiro Tanaka, Hyogo, JP;
Panasonic Corporation, Osaka, JP;
Abstract
An antenna apparatus includes an antenna element and a parasitic element provided on a first surface of a dielectric substrate, and an antenna element and a parasitic element provided on a second surface of the dielectric substrate. Each of the parasitic elements is provided at a position away from the antenna elements by a distance of one-fourth of an operating wavelength λ in communication.