Title:
高周波フィルタ
Document Type and Number:
Japanese Patent JP6553665
Kind Code:
B2
Abstract:
A high-frequency filter includes a first output to output a first signal, a first filter, a second filter, and a first matching circuit connected to an output of the first filter and to an output of the second filter. The first signal is provided to the first output from one of the output of the first filter and the output of the second filter via the first matching circuit. The first matching circuit includes a resonator connected in series between the first output and the output of only one of the first filter and the second filter.
Inventors:
Fujiwara Joji
Tetsuya Tsurunari
Sadaya Komatsu
Hiroyuki Nakamura
Tetsuya Tsurunari
Sadaya Komatsu
Hiroyuki Nakamura
Application Number:
JP2017051112A
Publication Date:
July 31, 2019
Filing Date:
March 16, 2017
Export Citation:
Assignee:
Skyworks Filter Solutions Japan Co., Ltd.
International Classes:
H03H7/38; H03H9/72; H03H7/46; H03H9/64; H04B1/00; H04B1/52
Domestic Patent References:
| JP2001326557A | ||||
| JP2004166258A | ||||
| JP2002528946A |
Foreign References:
| WO2011001769A1 |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Masakazu Ito
Yuko Hara
Masakazu Ito
Yuko Hara