CN109314294A - 一种多工器和设备 - Google Patents

一种多工器和设备 Download PDF

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Publication number
CN109314294A
CN109314294A CN201680086654.8A CN201680086654A CN109314294A CN 109314294 A CN109314294 A CN 109314294A CN 201680086654 A CN201680086654 A CN 201680086654A CN 109314294 A CN109314294 A CN 109314294A
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China
Prior art keywords
resonant cavity
tap
branch
branch tap
resonator
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Granted
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CN201680086654.8A
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English (en)
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CN109314294B (zh
Inventor
姜涛
袁本贵
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Classifications

    • 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

Abstract

本发明涉及无线通信技术领域，具体涉及多工器。本发明实施例提供了一种多工器和包括该多工器的设备，该多工器包括至少两个滤波器，每一个滤波器都与公共抽头相连，每一个滤波器包括第一谐振腔、第二谐振腔、第一分支抽头和第二分支抽头，其中第一谐振腔与第二谐振腔耦合；公共抽头与每一个滤波器的第二分支抽头相连，公共抽头通过四分之一波长、特征阻抗为50欧姆的传输线与第一分支抽头相连；每一个滤波器的第一分支抽头与该滤波器的第一谐振腔耦合，该滤波器的第二分支抽头与该滤波器的第二谐振腔耦合。

Description

PCT国内申请，说明书已公开。

Claims (8)

  1. PCT国内申请，权利要求书已公开。
CN201680086654.8A 2016-06-17 2016-06-17 一种多工器和设备 Active CN109314294B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/086253 WO2017214982A1 (zh) 2016-06-17 2016-06-17 一种多工器和设备

Publications (2)

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CN109314294A true CN109314294A (zh) 2019-02-05
CN109314294B CN109314294B (zh) 2020-03-20

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CN (1) CN109314294B (zh)
WO (1) WO2017214982A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113054366A (zh) * 2019-12-27 2021-06-29 深圳市大富科技股份有限公司 一种滤波器及通信设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0859422A1 (en) * 1997-02-07 1998-08-19 Lk-Products Oy High-frequency filter
CN103138034A (zh) * 2013-02-28 2013-06-05 上海大学 Sir同轴腔体双通带滤波器
CN104900951A (zh) * 2015-04-08 2015-09-09 华为技术有限公司 介质滤波器和通信设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4768849A (en) * 1986-09-15 1988-09-06 Hicks Jr John W Filter tap for optical communications systems
CN202167596U (zh) * 2011-07-14 2012-03-14 凯镭思通讯设备（上海）有限公司 实现耦合传输零点的滤波器
CN102881973B (zh) * 2011-07-14 2014-12-10 凯镭思通讯设备（上海）有限公司 一种实现传输零点的同轴腔体滤波器
CN109301413B (zh) * 2015-04-29 2021-07-16 上海华为技术有限公司 一种多工器的输入输出装置及多工器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0859422A1 (en) * 1997-02-07 1998-08-19 Lk-Products Oy High-frequency filter
CN103138034A (zh) * 2013-02-28 2013-06-05 上海大学 Sir同轴腔体双通带滤波器
CN104900951A (zh) * 2015-04-08 2015-09-09 华为技术有限公司 介质滤波器和通信设备

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CN109314294B (zh) 2020-03-20
WO2017214982A1 (zh) 2017-12-21

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