A RESONANCE ELEMENT, A ONE-PIECE RESONANCE MEMBER AND A CAVITY FILTER

WIPO Patent Application WO/2023/122974

A1

The present disclosure relates to a resonance element (120) for a cavity filter (1), the resonance element made of a metal sheet and comprising a planar portion (1200) to be positioned facing a first inner side of a resonance cavity of the cavity filter and an elongate supporting portion (1210) extending from the planar portion towards the second inner side of the resonance cavity opposite to the first inner side and connected therewith in a grounding state, wherein the planar portion (1200) is configured to be substantially in an E-shape, an F-shape, an L-shape or a T-shape when viewed along a direction perpendicular to a plane of the planar portion. The present disclosure also relates to a one-piece resonance member comprising the above resonance element and a cavity filter comprising the above-said resonance element and/or the above-said one-piece resonance member.

WO/2020/145590	WAVEGUIDE FILTER
WO/2013/016920	RESONANT CAVITY AND FILTER HAVING THE RESONANT CAVITY
JP6023757	Tunable filter

ZHENG JUN (CN)
ZHANG XUEYUAN (CN)
WANG WEIDONG (CN)
SUN LEI (CN)

PCT/CN2021/142130

July 06, 2023

December 28, 2021

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ERICSSON TELEFON AB L M (SE)
ZHENG JUN (CN)

H01P1/207; H01P1/208; H01P7/06

CN111786069A	2020-10-16
CN107706490A	2018-02-16
CN107331927A	2017-11-07
US20200176842A1	2020-06-04
US20210226310A1	2021-07-22
US20210028525A1	2021-01-28
CN112514156A	2021-03-16
US20190157731A1	2019-05-23
CN108493538A	2018-09-04
CN1089759A	1994-07-20

ZHONGZI LAW OFFICE (CN)

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