CN113228408A - 一种介质双工器 - Google Patents

一种介质双工器 Download PDF

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Publication number
CN113228408A
CN113228408A CN201980086100.1A CN201980086100A CN113228408A CN 113228408 A CN113228408 A CN 113228408A CN 201980086100 A CN201980086100 A CN 201980086100A CN 113228408 A CN113228408 A CN 113228408A
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resonator
tap
signal
input
resonant
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CN113228408B (zh
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梁丹
张晓峰
赵国帅
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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
    • 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
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H01P1/2136—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using comb or interdigital filters; using cascaded coaxial cavities
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits

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Abstract

本申请实施例提供了一种介质双工器，使得双工器的整体尺寸更小，降低了生成成本。该介质双工器包括：介质本体，介质本体上设置有输入输出结构、抽头、第一谐振结构以及第二谐振结构，抽头、输入输出结构、第一谐振结构以及第二谐振结构均为在介质本体的表面上开设的腔体，抽头与输入输出结构开设在介质本体不同的表面上，抽头和输入输出结构位于第一谐振结构和第二谐振结构之间，第一谐振结构以及第一谐振结构周围的介质本体构成第一谐振器，第二谐振结构以及第二谐振结构周围的介质本体构成第二谐振器，输入输出结构、抽头、第一谐振结构以及第二谐振结构的表面覆盖导电层，介质本体的表面上除环绕输入输出结构的区域外均覆盖有导电层。

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。
CN201980086100.1A 2018-12-26 2019-12-25 一种介质双工器 Active CN113228408B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/CN2018/123755 WO2020132915A1 (zh) 2018-12-26 2018-12-26 一种介质双工器
CNPCT/CN2018/123755 2018-12-26
PCT/CN2019/128188 WO2020135478A1 (zh) 2018-12-26 2019-12-25 一种介质双工器

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CN113228408A true CN113228408A (zh) 2021-08-06
CN113228408B CN113228408B (zh) 2022-05-31

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US (1) US11978940B2 (zh)
EP (1) EP3896784A4 (zh)
CN (1) CN113228408B (zh)
WO (2) WO2020132915A1 (zh)

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CN112635937A (zh) * 2020-11-23 2021-04-09 江苏亨鑫科技有限公司 一种滤波器输入输出结构及介质双工器

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US6373352B1 (en) * 1997-10-28 2002-04-16 Electronics And Telecommunications Research Institute Duplexer with stepped impedance resonators
CN102097670A (zh) * 2011-02-18 2011-06-15 成都泰格微波技术股份有限公司 一种混合式的tm模介质滤波器

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JP2001007605A (ja) * 1999-06-25 2001-01-12 Murata Mfg Co Ltd 誘電体フィルタ、誘電体デュプレクサおよび通信装置
KR20030084352A (ko) * 2002-04-26 2003-11-01 엘지이노텍 주식회사 일체형 이중밴드 유전체 듀플렉서
CN201590466U (zh) * 2010-01-06 2010-09-22 天津工程师范学院 一种高镜像抑制带通滤波器
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CN103594762B (zh) * 2013-11-22 2015-11-11 东南大学 一种可控混合电磁耦合滤波器
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CN111509338B (zh) * 2020-06-03 2021-11-23 广东国华新材料科技股份有限公司 一种基于阶梯阻抗变换抽头的介质双工器及小型双工器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6373352B1 (en) * 1997-10-28 2002-04-16 Electronics And Telecommunications Research Institute Duplexer with stepped impedance resonators
CN1230036A (zh) * 1998-01-05 1999-09-29 株式会社村田制作所 带除介质滤波器、介质双工器和使用它的通信装置
CN102097670A (zh) * 2011-02-18 2011-06-15 成都泰格微波技术股份有限公司 一种混合式的tm模介质滤波器

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Publication number Publication date
WO2020135478A1 (zh) 2020-07-02
CN113228408B (zh) 2022-05-31
US11978940B2 (en) 2024-05-07
US20210320390A1 (en) 2021-10-14
EP3896784A4 (en) 2022-03-02
EP3896784A1 (en) 2021-10-20
WO2020132915A1 (zh) 2020-07-02

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