JPH0147043B2 - - Google Patents

Info

Publication number
JPH0147043B2
JPH0147043B2 JP58176551A JP17655183A JPH0147043B2 JP H0147043 B2 JPH0147043 B2 JP H0147043B2 JP 58176551 A JP58176551 A JP 58176551A JP 17655183 A JP17655183 A JP 17655183A JP H0147043 B2 JPH0147043 B2 JP H0147043B2
Authority
JP
Japan
Prior art keywords
cavity
cavities
coupled
mode
cross
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
Application number
JP58176551A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5980002A (ja
Inventor
Jei Fuiedojiusuko Surauomiiru
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.)
FUOODO EAROSUPEISU ANDO KOMYUNIKEISHONZU CORP
Original Assignee
FUOODO EAROSUPEISU ANDO KOMYUNIKEISHONZU CORP
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 FUOODO EAROSUPEISU ANDO KOMYUNIKEISHONZU CORP filed Critical FUOODO EAROSUPEISU ANDO KOMYUNIKEISHONZU CORP
Publication of JPS5980002A publication Critical patent/JPS5980002A/ja
Publication of JPH0147043B2 publication Critical patent/JPH0147043B2/ja
Granted 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

Landscapes

  • Control Of Motors That Do Not Use Commutators (AREA)
JP58176551A 1982-09-27 1983-09-26 電磁フィルタ Granted JPS5980002A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US425015 1982-09-27
US06/425,015 US4453146A (en) 1982-09-27 1982-09-27 Dual-mode dielectric loaded cavity filter with nonadjacent mode couplings

Publications (2)

Publication Number Publication Date
JPS5980002A JPS5980002A (ja) 1984-05-09
JPH0147043B2 true JPH0147043B2 (en]) 1989-10-12

Family

ID=23684793

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58176551A Granted JPS5980002A (ja) 1982-09-27 1983-09-26 電磁フィルタ

Country Status (5)

Country Link
US (1) US4453146A (en])
EP (1) EP0104735B1 (en])
JP (1) JPS5980002A (en])
CA (1) CA1199692A (en])
DE (1) DE3382428D1 (en])

Families Citing this family (55)

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US4540955A (en) * 1983-03-28 1985-09-10 Ford Aerospace & Communications Corporation Dual mode cavity stabilized oscillator
IT1206330B (it) * 1983-10-19 1989-04-14 Telettra Lab Telefon Filtri per microonde a piu'cavita'.
US4630009A (en) * 1984-01-24 1986-12-16 Com Dev Ltd. Cascade waveguide triple-mode filters useable as a group delay equalizer
EP0235123B1 (en) * 1985-07-08 1991-11-21 Space Systems / Loral, Inc. Narrow bandpass dielectric resonator filter
DE3682062D1 (de) * 1985-12-24 1991-11-21 Hughes Aircraft Co Quasi-elliptisches richtungsfilter fuer mikrowellen.
DE3621298A1 (de) * 1986-06-25 1988-01-07 Ant Nachrichtentech Mikrowellenfilter mit vielfach gekoppelten hohlraumresonatoren
US4721933A (en) * 1986-09-02 1988-01-26 Hughes Aircraft Company Dual mode waveguide filter employing coupling element for asymmetric response
US4780693A (en) * 1986-11-12 1988-10-25 Hughes Aircraft Company Probe coupled waveguide multiplexer
US4777459A (en) * 1987-06-08 1988-10-11 Hughes Aircraft Company Microwave multiplexer with multimode filter
JPH01165204A (ja) * 1987-12-21 1989-06-29 Nippon Dengiyou Kosaku Kk 誘電体共振器
US4890078A (en) * 1988-04-12 1989-12-26 Phase Devices Limited Diplexer
JP2625506B2 (ja) * 1988-07-04 1997-07-02 住友金属鉱山株式会社 三重モード誘電体フィルタ
US5179074A (en) * 1991-01-24 1993-01-12 Space Systems/Loral, Inc. Hybrid dielectric resonator/high temperature superconductor filter
US5172084A (en) * 1991-12-18 1992-12-15 Space Systems/Loral, Inc. Miniature planar filters based on dual mode resonators of circular symmetry
FR2697372B1 (fr) * 1992-10-22 1994-12-09 Alcatel Telspace Filtre agile passe-bande hyperfréquences à cavités bi-modes.
IL105184A (en) * 1993-03-28 1997-01-10 Sorin Costiner Microwave selective device for separating a plurality of close frequency bands
US5608363A (en) * 1994-04-01 1997-03-04 Com Dev Ltd. Folded single mode dielectric resonator filter with cross couplings between non-sequential adjacent resonators and cross diagonal couplings between non-sequential contiguous resonators
GB2288917A (en) * 1994-04-22 1995-11-01 Matra Marconi Space Uk Ltd Dielectric resonator filter
US5841330A (en) * 1995-03-23 1998-11-24 Bartley Machines & Manufacturing Series coupled filters where the first filter is a dielectric resonator filter with cross-coupling
GB9506866D0 (en) * 1995-04-03 1995-05-24 Cameron Richard J Dispersion compensation technique and apparatus for microwave filters
US5684438A (en) * 1995-06-21 1997-11-04 Forem, S.P.A. Microwave filter including a plurality of cross-coupled dielectric resonators
DE19524633A1 (de) 1995-07-06 1997-01-09 Bosch Gmbh Robert Wellenleiter-Resonatoranordnung sowie Verwendung
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
US5936490A (en) * 1996-08-06 1999-08-10 K&L Microwave Inc. Bandpass filter
US5909159A (en) * 1996-09-19 1999-06-01 Illinois Superconductor Corp. Aperture for coupling in an electromagnetic filter
US5781085A (en) * 1996-11-27 1998-07-14 L-3 Communications Narda Microwave West Polarity reversal network
US5777534A (en) * 1996-11-27 1998-07-07 L-3 Communications Narda Microwave West Inductor ring for providing tuning and coupling in a microwave dielectric resonator filter
US5969584A (en) * 1997-07-02 1999-10-19 Adc Solitra Inc. Resonating structure providing notch and bandpass filtering
GB9721803D0 (en) * 1997-10-15 1997-12-17 Filtronic Ltd Composite resonator
US6031436A (en) * 1998-04-02 2000-02-29 Space Systems/Loral, Inc. Single and dual mode helix loaded cavity filters
FI113575B (fi) 1998-06-12 2004-05-14 Filtronic Lk Oy Kytkentäelin ja sen valmistusmenetelmä sekä suurtaajuussuodatin
US6356171B2 (en) * 1999-03-27 2002-03-12 Space Systems/Loral, Inc. Planar general response dual-mode cavity filter
US6297715B1 (en) * 1999-03-27 2001-10-02 Space Systems/Loral, Inc. General response dual-mode, dielectric resonator loaded cavity filter
JP2000295005A (ja) * 1999-04-09 2000-10-20 Murata Mfg Co Ltd 誘電体フィルタ、デュプレクサ、通信機装置
US6304160B1 (en) * 1999-05-03 2001-10-16 The Boeing Company Coupling mechanism for and filter using TE011 and TE01δ mode resonators
US6317013B1 (en) 1999-08-16 2001-11-13 K & L Microwave Incorporated Delay line filter
IT1320543B1 (it) * 2000-07-20 2003-12-10 Cselt Centro Studi Lab Telecom Cavita' caricata dielettricamente per filtri ad alta frequenza.
US6624723B2 (en) * 2001-07-10 2003-09-23 Radio Frequency Systems, Inc. Multi-channel frequency multiplexer with small dimension
US6836198B2 (en) * 2001-12-21 2004-12-28 Radio Frequency Systems, Inc. Adjustable capacitive coupling structure
KR20030078346A (ko) * 2002-03-29 2003-10-08 주식회사 에이스테크놀로지 다중 공진 모드를 갖는 공진기 및 그를 이용한 다중 모드대역통과 필터
EP1372211A3 (en) * 2002-06-12 2004-01-07 Matsushita Electric Industrial Co., Ltd. Dielectric filter, communication apparatus, and method of controlling resonance frequency
FR2848342A1 (fr) * 2002-12-09 2004-06-11 Thomson Licensing Sa Filtre passe-bande a reponse pseudo-elliptique
US7738853B2 (en) * 2004-10-29 2010-06-15 Antone Wireless Corporation Low noise figure radiofrequency device
US7457640B2 (en) * 2004-10-29 2008-11-25 Antone Wireless Corporation Dielectric loaded cavity filters for non-actively cooled applications in proximity to the antenna
EP1791212B1 (en) * 2005-11-28 2009-07-15 Panasonic Corporation Microwave filters including a capacitive coupling element
US8031036B2 (en) 2008-10-15 2011-10-04 Com Dev International Ltd. Dielectric resonator and filter with low permittivity material
US8665039B2 (en) 2010-09-20 2014-03-04 Com Dev International Ltd. Dual mode cavity filter assembly operating in a TE22N mode
US9184479B2 (en) * 2011-05-19 2015-11-10 Ace Technologies Corporation Multi mode filter for realizing wide band using capacitive coupling / inductive coupling and capable of tuning coupling value
KR20130015933A (ko) 2011-08-05 2013-02-14 주식회사 케이엠더블유 노치 구조를 채용한 무선 주파수 필터
JP6262437B2 (ja) * 2013-03-01 2018-01-17 Ｎｅｃプラットフォームズ株式会社 有極型帯域通過フィルタ
US9343790B2 (en) * 2013-05-27 2016-05-17 Jorge A. Ruiz-Cruz Method of operation and construction of filters and multiplexers using multi-conductor multi-dielectric combline resonators
EP3059799B1 (en) 2013-11-12 2019-04-03 Huawei Technologies Co., Ltd. Dielectric resonator and dielectric filter
EP3145022A1 (en) 2015-09-15 2017-03-22 Spinner GmbH Microwave rf filter with dielectric resonator
JP6572391B2 (ja) * 2015-11-27 2019-09-11 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． 誘電体フィルタ、トランシーバ、および基地局
CN113540720A (zh) * 2020-04-14 2021-10-22 深圳市大富科技股份有限公司 一种滤波器及通信设备

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3697898A (en) * 1970-05-08 1972-10-10 Communications Satellite Corp Plural cavity bandpass waveguide filter
CH552304A (de) * 1973-07-19 1974-07-31 Patelhold Patentverwertung Filter fuer elektromagnetische wellen.
US3936775A (en) * 1974-09-30 1976-02-03 Harvard Industries, Inc. Multicavity dual mode filter
DE2653856C2 (de) * 1976-11-26 1978-09-28 Siemens Ag, 1000 Berlin Und 8000 Muenchen Filter für sehr kurze elektromagnetische Wellen
DE2654283C2 (de) * 1976-11-30 1982-04-15 Siemens AG, 1000 Berlin und 8000 München Filter für sehr kurze elektromagnetische Wellen
DE2657649C2 (de) * 1976-12-20 1982-04-29 Siemens AG, 1000 Berlin und 8000 München Filter für sehr kurze elektromagnetische Wellen
US4396896A (en) * 1977-12-30 1983-08-02 Communications Satellite Corporation Multiple coupled cavity waveguide bandpass filters
US4291288A (en) * 1979-12-10 1981-09-22 Hughes Aircraft Company Folded end-coupled general response filter

Also Published As

Publication number Publication date
US4453146A (en) 1984-06-05
DE3382428D1 (de) 1991-11-14
JPS5980002A (ja) 1984-05-09
CA1199692A (en) 1986-01-21
EP0104735A2 (en) 1984-04-04
EP0104735A3 (en) 1986-03-12
EP0104735B1 (en) 1991-10-09

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