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:
Feb. 11, 2014
Filed:
Oct. 20, 2009
Motoaki Hara, Kawasaki, JP;
Shogo Inoue, Kawasaki, JP;
Masafumi Iwaki, Kawasaki, JP;
Jun Tsutsumi, Kawasaki, JP;
Masanori Ueda, Kawasaki, JP;
Motoaki Hara, Kawasaki, JP;
Shogo Inoue, Kawasaki, JP;
Masafumi Iwaki, Kawasaki, JP;
Jun Tsutsumi, Kawasaki, JP;
Masanori Ueda, Kawasaki, JP;
Taiyo Yuden Co., Ltd., Tokyo, JP;
Abstract
According to an aspect of the invention, each of a filter, a duplexer and a communication module includes a plurality of series resonators connected to a signal line in series and a plurality of parallel resonators connected to the signal line in parallel. At least two of the plurality of parallel resonators are connected to the signal line between two of the plurality of series resonators in parallel, inductors are respectively connected to the at least two parallel resonators, and the inductors have different inductances from each other.