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:
Sep. 30, 2014
Filed:
Aug. 02, 2012
Motoaki Hara, Tokyo, JP;
Takeshi Sakashita, Tokyo, JP;
Masafumi Iwaki, Tokyo, JP;
Jun Tsutsumi, Tokyo, JP;
Tokihiro Nishihara, Tokyo, JP;
Masanori Ueda, Tokyo, JP;
Motoaki Hara, Tokyo, JP;
Takeshi Sakashita, Tokyo, JP;
Masafumi Iwaki, Tokyo, JP;
Jun Tsutsumi, Tokyo, JP;
Tokihiro Nishihara, Tokyo, JP;
Masanori Ueda, Tokyo, JP;
Taiyo Yuden Co., Ltd., Tokyo, JP;
Abstract
The filter includes one or more series resonators and one or more parallel resonators. An inductance is connected in series to at least a parallel resonator of the parallel resonators, and a antiresonance frequency of the parallel resonator to which the inductance is connected in series is equal to or higher than that of the series resonators. The duplexer, the communication module and the communication device are provided with the filter.