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Title:
FILTER DEVICE AND COMMUNICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/004862
Kind Code:
A1
Abstract:
The present invention improves filter characteristics. A first resonator has an inclination angle θ1, and a second resonator has an inclination angle θ2. The inclination angle θ1 is greater than the inclination angle θ2.

Inventors:
KIMURA TOSHIYA (JP)
Application Number:
PCT/JP2023/023352
Publication Date:
January 04, 2024
Filing Date:
June 23, 2023
Export Citation:
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Assignee:
KYOCERA CORP (JP)
International Classes:
H03H9/72; H03H9/145
Domestic Patent References:
WO2016121818A12016-08-04
WO2015064238A12015-05-07
WO2020179905A12020-09-10
WO2012140831A12012-10-18
WO2020025182A12020-02-06
Foreign References:
JP2021100280A2021-07-01
JP2020102662A2020-07-02
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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