DE3688375D1 - Dreifachmodus mit dielektrischen resonatoren belastete bandpassfilter. - Google Patents

Dreifachmodus mit dielektrischen resonatoren belastete bandpassfilter.

Info

Publication number
DE3688375D1
DE3688375D1 DE8686300203T DE3688375T DE3688375D1 DE 3688375 D1 DE3688375 D1 DE 3688375D1 DE 8686300203 T DE8686300203 T DE 8686300203T DE 3688375 T DE3688375 T DE 3688375T DE 3688375 D1 DE3688375 D1 DE 3688375D1
Authority
DE
Germany
Prior art keywords
band pass
pass filters
dielectric resonators
triple mode
filters loaded
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE8686300203T
Other languages
English (en)
Other versions
DE3688375T2 (de
Inventor
Wai-Cheung Tang
David Siu
Bruce Cameron Beggs
Joseph Sferrazza
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Com Dev Ltd
Original Assignee
Com Dev Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Com Dev Ltd filed Critical Com Dev Ltd
Publication of DE3688375D1 publication Critical patent/DE3688375D1/de
Application granted granted Critical
Publication of DE3688375T2 publication Critical patent/DE3688375T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • H01P1/2084—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with dielectric resonators
    • H01P1/2086—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with dielectric resonators multimode
DE8686300203T 1985-01-14 1986-01-14 Dreifachmodus mit dielektrischen resonatoren belastete bandpassfilter. Expired - Fee Related DE3688375T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000472072A CA1207040A (en) 1985-01-14 1985-01-14 Triple-mode dielectric loaded cascaded cavity bandpass filters

Publications (2)

Publication Number Publication Date
DE3688375D1 true DE3688375D1 (de) 1993-06-09
DE3688375T2 DE3688375T2 (de) 1993-09-23

Family

ID=4129574

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686300203T Expired - Fee Related DE3688375T2 (de) 1985-01-14 1986-01-14 Dreifachmodus mit dielektrischen resonatoren belastete bandpassfilter.

Country Status (4)

Country Link
US (1) US4675630A (de)
EP (1) EP0188367B1 (de)
CA (1) CA1207040A (de)
DE (1) DE3688375T2 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62204601A (ja) * 1986-03-04 1987-09-09 Murata Mfg Co Ltd 二重モ−ドフイルタ
US4780691A (en) * 1987-08-03 1988-10-25 Ford Aerospace & Communications Corporation Dielectric resonator frequency discriminator for stabilizing oscillator frequency
GB9005527D0 (en) * 1990-03-12 1990-05-09 Radcliffe Christopher J Waveguide filter
US5294899A (en) * 1992-07-29 1994-03-15 Hewlett-Packard Company YIG-tuned circuit with rotatable magnetic polepiece
US5291163A (en) * 1992-07-29 1994-03-01 Hewlett-Packard Company YIG sphere positioning apparatus
US5515016A (en) * 1994-06-06 1996-05-07 Space Systems/Loral, Inc. High power dielectric resonator filter
US5804534A (en) * 1996-04-19 1998-09-08 University Of Maryland High performance dual mode microwave filter with cavity and conducting or superconducting loading element
US5847627A (en) * 1996-09-18 1998-12-08 Illinois Superconductor Corporation Bandstop filter coupling tuner
US5909159A (en) * 1996-09-19 1999-06-01 Illinois Superconductor Corp. Aperture for coupling in an electromagnetic filter
US5894250A (en) * 1997-03-20 1999-04-13 Adc Solitra, Inc. Cavity resonator filter structure having improved cavity arrangement
CA2217924C (en) * 1997-12-12 2000-04-11 Com Dev Limited Collapsible pocket for changing the operating frequency of a microwave filter and a filter using the device
EP1122807B1 (de) * 1999-08-20 2006-02-15 Kabushiki Kaisha Tokin Dielektrischer resonator und dielektrisches filter
DE10034338C2 (de) * 2000-07-14 2002-06-20 Forschungszentrum Juelich Gmbh Mehrpoliges kaskadierendes Quardrupel-Bandpaßfilter auf der Basis dielektrischer Dual-Mode-Resonatoren
IT1320543B1 (it) * 2000-07-20 2003-12-10 Cselt Centro Studi Lab Telecom Cavita' caricata dielettricamente per filtri ad alta frequenza.
US7042314B2 (en) * 2001-11-14 2006-05-09 Radio Frequency Systems Dielectric mono-block triple-mode microwave delay filter
US7068127B2 (en) * 2001-11-14 2006-06-27 Radio Frequency Systems Tunable triple-mode mono-block filter assembly
US6853271B2 (en) 2001-11-14 2005-02-08 Radio Frequency Systems, Inc. Triple-mode mono-block filter assembly
KR101131154B1 (ko) * 2009-07-10 2012-03-28 주식회사 케이엠더블유 다중모드 공진 필터
US9406988B2 (en) 2011-08-23 2016-08-02 Mesaplexx Pty Ltd Multi-mode filter
US20130049901A1 (en) 2011-08-23 2013-02-28 Mesaplexx Pty Ltd Multi-mode filter
CN102544649B (zh) * 2012-01-04 2015-02-11 西安电子科技大学 一腔三模滤波器
US9325046B2 (en) 2012-10-25 2016-04-26 Mesaplexx Pty Ltd Multi-mode filter
GB201303013D0 (en) * 2013-02-21 2013-04-03 Mesaplexx Pty Ltd Filter
GB201303016D0 (en) * 2013-02-21 2013-04-03 Mesaplexx Pty Ltd Filter
GB201303019D0 (en) * 2013-02-21 2013-04-03 Mesaplexx Pty Ltd Filter
GB201303024D0 (en) * 2013-02-21 2013-04-03 Mesaplexx Pty Ltd Filter
GB201303027D0 (en) * 2013-02-21 2013-04-03 Mesaplexx Pty Ltd Filter
GB201303018D0 (en) * 2013-02-21 2013-04-03 Mesaplexx Pty Ltd Filter
CN103633402B (zh) 2013-12-16 2016-08-17 华为技术有限公司 双工器及具有该双工器的通信系统
US9614264B2 (en) 2013-12-19 2017-04-04 Mesaplexxpty Ltd Filter
EP2903083B1 (de) * 2014-01-31 2020-07-15 Andrew Wireless Systems GmbH Mikrowellenfilter mit feinem Temperaturdriftabstimmmechanismus
EP3145022A1 (de) 2015-09-15 2017-03-22 Spinner GmbH Mikrowellen-hf-filter mit dielektrischem resonator
WO2017215742A1 (en) * 2016-06-14 2017-12-21 Huawei Technologies Co., Ltd. Radio frequency filter
US10205209B2 (en) * 2016-11-04 2019-02-12 Com Dev Ltd. Multi-band bandpass filter
CN109037868B (zh) * 2018-08-03 2024-04-05 华南理工大学 一种单体多路介质滤波器
CN113611996B (zh) * 2021-07-30 2022-03-01 江苏贝孚德通讯科技股份有限公司 带零点的波导低通滤波器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2890421A (en) * 1953-02-26 1959-06-09 Univ California Microwave cavity filter
CA1081808A (en) * 1977-03-01 1980-07-15 Com Dev Ltd. Dual mode self-equalized bandpass filters
US4489293A (en) * 1981-05-11 1984-12-18 Ford Aerospace & Communications Corporation Miniature dual-mode, dielectric-loaded cavity filter
CA1168718A (en) * 1981-05-11 1984-06-05 Slawomir J. Fiedziuszko Miniature dual-mode, dielectric-loaded cavity filter
US4410865A (en) * 1982-02-24 1983-10-18 Hughes Aircraft Company Spherical cavity microwave filter
US4630009A (en) * 1984-01-24 1986-12-16 Com Dev Ltd. Cascade waveguide triple-mode filters useable as a group delay equalizer

Also Published As

Publication number Publication date
US4675630A (en) 1987-06-23
CA1207040A (en) 1986-07-02
EP0188367A2 (de) 1986-07-23
EP0188367A3 (en) 1988-07-06
EP0188367B1 (de) 1993-05-05
DE3688375T2 (de) 1993-09-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee