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. 19, 1992
Filed:
Jul. 11, 1991
Applicant:
Inventor:
Yukihiro Takeda, Kashihara, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G / ; H01P / ;
U.S. Cl.
CPC ...
361329 ; 333202 ;
Abstract
A dielectric filter comprising: a substrate; a plurality of dielectric coaxial resonators arranged in a row on the substrate; and an inductance element interposed between the dielectric coaxial resonators on the substrate. The plurality of dielectric coaxial resonators are electrically connected in parallel through a capacitance, and relative to said capacitance the inductance element is electrically connected in parallel. The filter has a low overall height and exhibits a good and reliable filter characteristic.