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CN111164827A - 介质谐振器及滤波器 - Google Patents

介质谐振器及滤波器 Download PDF

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Publication number
CN111164827A
CN111164827A CN201780095611.0A CN201780095611A CN111164827A CN 111164827 A CN111164827 A CN 111164827A CN 201780095611 A CN201780095611 A CN 201780095611A CN 111164827 A CN111164827 A CN 111164827A
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China
Prior art keywords
groove
dielectric resonator
recess
face
notch
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CN201780095611.0A
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CN111164827B (zh
Inventor
石晶
蒲国胜
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/207—Hollow waveguide filters
    • H01P1/208—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure
    • H01P1/2084—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with dielectric resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H01P1/20309—Strip line filters with dielectric resonator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/10—Dielectric resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/10—Dielectric resonators
    • H01P7/105—Multimode resonators

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

本申请提供一种介质谐振器，包括置于中空的导电外壳内的介质主体，所述介质主体包括相对设置的第一端面和第二端面，以及连接在所述第一端面和所述第二端面之间的周面，所述第一端面设有第一凹槽，所述第二端面设有第二凹槽，所述第一端面和所述第二端面与所述导电外壳的内壁接触，所述第一凹槽和所述第二凹槽的延伸方向不同。本申请还提供一种滤波器。本申请能够实现介质谐振器的单面安装，不但实现小型化目标，还便于装配，且通过第一凹槽和第二凹槽的延伸方向的不同能够增强各谐振模式之间的耦合。

Description

PCT国内申请，说明书已公开。

Claims (13)

  1. PCT国内申请，权利要求书已公开。
CN201780095611.0A 2017-11-14 2017-11-14 介质谐振器及滤波器 Active CN111164827B (zh)

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PCT/CN2017/110868 WO2019095103A1 (zh) 2017-11-14 2017-11-14 介质谐振器及滤波器

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CN111164827A true CN111164827A (zh) 2020-05-15
CN111164827B CN111164827B (zh) 2021-09-14

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US (1) US11171397B2 (zh)
EP (1) EP3675276B1 (zh)
CN (1) CN111164827B (zh)
WO (1) WO2019095103A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113782939A (zh) * 2020-06-09 2021-12-10 华为技术有限公司 一种介质谐振器和滤波器
CN114039187A (zh) * 2021-12-03 2022-02-11 大富科技(安徽)股份有限公司 介质双模谐振器及滤波器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022120664A1 (zh) * 2020-12-09 2022-06-16 华为技术有限公司 一种介质谐振器、介质滤波器和基站

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JPH09148810A (ja) * 1995-11-20 1997-06-06 Tdk Corp バンドパスフィルタ装置
CN1269914A (zh) * 1997-09-04 2000-10-11 株式会社村田制作所 多模式介质谐振器装置、介质滤波器、复合介质滤波器、合成器、分配器和通信装置
CN1486520A (zh) * 2001-01-19 2004-03-31 ���µ�����ҵ��ʽ���� 高频电路元件及高频电路模块
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CN106129549A (zh) * 2016-08-12 2016-11-16 华南理工大学 一种空气腔频率选择表面结构
CN206148591U (zh) * 2016-08-24 2017-05-03 张家港保税区灿勤科技有限公司 带有金属化矩形柱孔的介质滤波器
CN206225509U (zh) * 2016-12-02 2017-06-06 华南理工大学 一种新型三模介质带通滤波器

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113782939A (zh) * 2020-06-09 2021-12-10 华为技术有限公司 一种介质谐振器和滤波器
CN113782939B (zh) * 2020-06-09 2022-10-28 华为技术有限公司 一种介质谐振器和滤波器
CN114039187A (zh) * 2021-12-03 2022-02-11 大富科技(安徽)股份有限公司 介质双模谐振器及滤波器
CN114039187B (zh) * 2021-12-03 2024-11-15 大富科技(安徽)股份有限公司 介质双模谐振器及滤波器

Also Published As

Publication number Publication date
CN111164827B (zh) 2021-09-14
EP3675276A1 (en) 2020-07-01
EP3675276A4 (en) 2020-11-11
US20200259236A1 (en) 2020-08-13
US11171397B2 (en) 2021-11-09
EP3675276B1 (en) 2023-07-26
WO2019095103A1 (zh) 2019-05-23

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