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:
May. 13, 2014
Filed:
Jul. 07, 2009
Keisuke Sato, Kawasaki, JP;
Teru Nakanishi, Kawasaki, JP;
Akihiko Akasegawa, Kawasaki, JP;
Kazunori Yamanaka, Kawasaki, JP;
Kazuaki Kurihara, Kawasaki, JP;
Keisuke Sato, Kawasaki, JP;
Teru Nakanishi, Kawasaki, JP;
Akihiko Akasegawa, Kawasaki, JP;
Kazunori Yamanaka, Kawasaki, JP;
Kazuaki Kurihara, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
A filter includes a dielectric substrate; an electrode layer continuously formed covering a first side of the dielectric substrate; a disk-shaped electrode pattern provided on a second side of the dielectric substrate, the disk-shaped electrode pattern and the electrode layer holding the dielectric substrate therebetween; a ground slot having an opening that is formed asymmetrically with respect to the center of a circular area included in the electrode layer and exposes the dielectric substrate, the circular area and the disk-shaped electrode pattern holding the dielectric substrate therebetween.