Title:
TUNABLE BANDPASS FILTER AND CONFIGURATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/017085
Kind Code:
A1
Abstract:
A tunable bandpass filter (1A) comprising: a waveguide (11); a plurality of resonators (12) housed in the waveguide (11) and lined up in the longitudinal direction of the waveguide (11); joining members (13) arranged between adjacent resonators (12); a ridge member (14) extending in the longitudinal direction of the waveguide (11) and connected to one end of the joining members (13); and a dielectric plate (17) extending in the longitudinal direction of the waveguide (11), arranged so as to be adjacent to the plurality of resonators (12) in a direction orthogonal to the longitudinal direction of the waveguide (11), and movable in a direction orthogonal to the longitudinal direction of the waveguide (11).
Inventors:
MIYAMOTO TAKAHIRO (JP)
SHIROYAMA NORIHISA (JP)
SHIROYAMA NORIHISA (JP)
Application Number:
PCT/JP2018/021105
Publication Date:
January 24, 2019
Filing Date:
June 01, 2018
Export Citation:
Assignee:
NEC CORP (JP)
NEC PLATFORMS LTD (JP)
NEC PLATFORMS LTD (JP)
International Classes:
H01P1/207; H01P1/208
Domestic Patent References:
| WO2010150815A1 | 2010-12-29 | |||
| WO2010073554A1 | 2010-07-01 |
Foreign References:
| JP2013093811A | 2013-05-16 | |||
| US4761625A | 1988-08-02 | |||
| JPS62202601A | 1987-09-07 |
Attorney, Agent or Firm:
IEIRI Takeshi (JP)
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