Title:
フィルタ
Document Type and Number:
Japanese Patent JP6787955
Kind Code:
B2
Abstract:
The present invention provides a small-sized filter which has good characteristics. A filter according to the present invention comprises: a resonator which has a via electrode part that is formed within a dielectric substrate and a first strip line that is connected to one end of the via electrode part, while facing a first shielding conductor among a plurality of shielding conductors that are formed so as to surround the via electrode part; an input/output terminal which is coupled to a second shielding conductor among the plurality of shielding conductors; and a first capacitor electrode pattern which is coupled to the input/output terminal. The first capacitor electrode pattern is capacitively coupled to the first strip line or a second capacitor electrode pattern that is connected to the via electrode part.
Inventors:
Keisuke Ogawa
Application Number:
JP2018144815A
Publication Date:
November 18, 2020
Filing Date:
August 01, 2018
Export Citation:
Assignee:
Soshin Electric Co., Ltd.
International Classes:
H01P1/205; H01P7/04
Domestic Patent References:
| JP2017195565A | ||||
| JP9191206A | ||||
| JP7086807A | ||||
| JP2011507312A | ||||
| JP2004023188A | ||||
| JP10303604A |
Attorney, Agent or Firm:
Takehiro Chiba
Toshiyuki Miyadera
Takayuki Chima
Yasuharu Nakasone
Shiro Sakai
Toru Sekiguchi
Toshiyuki Miyadera
Takayuki Chima
Yasuharu Nakasone
Shiro Sakai
Toru Sekiguchi