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. 27, 2016
Filed:
Feb. 06, 2015
Murata Manufacturing Co., Ltd., Nagaokakyo-shi, Kyoto-fu, JP;
Takuma Kuzushita, Nagaokakyo, JP;
Yasumasa Taniguchi, Nagaokakyo, JP;
Takashi Miyake, Nagaokakyo, JP;
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Abstract
In an elastic wave filter device, an elastic wave filter element chip is mounted on a board. In the elastic wave filter element chip, a ladder filter including a plurality of series arm resonators and a plurality of parallel arm resonators are provided. In/on the board, a first inductor connected in parallel to the series arm resonator and a second inductor connected between the parallel arm resonators P-Pand a ground potential are provided. In/on the board, a shield electrode is located between the first inductor and the second inductor.