IT7968492A0 - Filtro per microonde a funzione ellittica di ordine dispari con stretta banda passante - Google Patents

Filtro per microonde a funzione ellittica di ordine dispari con stretta banda passante

Info

Publication number
IT7968492A0
IT7968492A0 IT7968492A IT6849279A IT7968492A0 IT 7968492 A0 IT7968492 A0 IT 7968492A0 IT 7968492 A IT7968492 A IT 7968492A IT 6849279 A IT6849279 A IT 6849279A IT 7968492 A0 IT7968492 A0 IT 7968492A0
Authority
IT
Italy
Prior art keywords
band pass
narrow band
microwave filter
odd order
elliptic function
Prior art date
Application number
IT7968492A
Other languages
English (en)
Original Assignee
Communications Satellite 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 Communications Satellite Corp filed Critical Communications Satellite Corp
Publication of IT7968492A0 publication Critical patent/IT7968492A0/it

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
IT7968492A 1978-07-19 1979-07-18 Filtro per microonde a funzione ellittica di ordine dispari con stretta banda passante IT7968492A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/926,056 US4246555A (en) 1978-07-19 1978-07-19 Odd order elliptic function narrow band-pass microwave filter

Publications (1)

Publication Number Publication Date
IT7968492A0 true IT7968492A0 (it) 1979-07-18

Family

ID=25452675

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7968492A IT7968492A0 (it) 1978-07-19 1979-07-18 Filtro per microonde a funzione ellittica di ordine dispari con stretta banda passante

Country Status (8)

Country Link
US (1) US4246555A (it)
JP (1) JPS5530295A (it)
CA (1) CA1128617A (it)
DE (1) DE2928733A1 (it)
FR (1) FR2431774A1 (it)
GB (1) GB2030786B (it)
IT (1) IT7968492A0 (it)
SE (1) SE7905841L (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2505557A1 (fr) * 1981-05-08 1982-11-12 Thomson Csf Filtre passe-bande en guide rectangulaire, presentant une grande selectivite en frequence
US4644303A (en) * 1984-03-13 1987-02-17 Orion Industries, Inc. Multiple cavity square prism filter transmitter combiner with shared square walls and tuning controls mounted on rectangular end walls
DE3411674A1 (de) * 1984-03-29 1985-10-10 Siemens AG, 1000 Berlin und 8000 München Filter fuer sehr kurze elektromagnetische wellen
US4726071A (en) * 1984-12-31 1988-02-16 Orion Industries, Inc. Microprocessor controlled self-tuning resonant cavity and method
JPS6342201A (ja) * 1986-08-07 1988-02-23 Alps Electric Co Ltd マイクロ波分波器
US5699029A (en) * 1996-04-30 1997-12-16 Hughes Electronics Simultaneous coupling bandpass filter and method
US5936490A (en) 1996-08-06 1999-08-10 K&L Microwave Inc. Bandpass 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
US6275124B1 (en) * 1998-07-24 2001-08-14 Lucent Technologies Inc. Delay line filter having a single cross-coupled pair of elements
US6046658A (en) * 1998-09-15 2000-04-04 Hughes Electronics Corporation Microwave filter having cascaded subfilters with preset electrical responses
US20020190805A1 (en) * 1999-01-22 2002-12-19 Multigig Limited Electronic circuitry
US7764130B2 (en) * 1999-01-22 2010-07-27 Multigig Inc. Electronic circuitry
US6337610B1 (en) * 1999-11-22 2002-01-08 Comsat Corporation Asymmetric response bandpass filter having resonators with minimum couplings
JP3733913B2 (ja) * 2002-02-04 2006-01-11 日本電気株式会社 フィルタ
JP3839410B2 (ja) * 2003-02-12 2006-11-01 Ｔｄｋ株式会社 フィルタおよび共振器の配置方法
US20160240905A1 (en) * 2013-10-25 2016-08-18 European Space Agency Hybrid folded rectangular waveguide filter
WO2015157510A1 (en) * 2014-04-10 2015-10-15 Cts Corporation Rf duplexer filter module with waveguide filter assembly
WO2017088174A1 (zh) * 2015-11-27 2017-06-01 华为技术有限公司 介质滤波器，收发信机及基站
US10277233B2 (en) 2016-10-07 2019-04-30 Analog Devices, Inc. Apparatus and methods for frequency tuning of rotary traveling wave oscillators
US10312922B2 (en) 2016-10-07 2019-06-04 Analog Devices, Inc. Apparatus and methods for rotary traveling wave oscillators
CN109244615B (zh) * 2018-09-06 2024-04-05 武汉凡谷电子技术股份有限公司 一种容性耦合装置及滤波器
US11527992B2 (en) 2019-09-19 2022-12-13 Analog Devices International Unlimited Company Rotary traveling wave oscillators with distributed stubs
US11264949B2 (en) 2020-06-10 2022-03-01 Analog Devices International Unlimited Company Apparatus and methods for rotary traveling wave oscillators
US11539353B2 (en) 2021-02-02 2022-12-27 Analog Devices International Unlimited Company RTWO-based frequency multiplier

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2749523A (en) * 1951-12-01 1956-06-05 Itt Band pass filters
US3153208A (en) * 1960-05-06 1964-10-13 Henry J Riblet Waveguide filter having nonidentical sections resonant at same fundamental frequency and different harmonic frequencies
DE2045560C3 (de) * 1970-09-15 1978-03-09 Standard Elektrik Lorenz Ag, 7000 Stuttgart Mikrowellenfilter aus quaderförmigen Hohlraumresonatoren
US3969692A (en) * 1975-09-24 1976-07-13 Communications Satellite Corporation (Comsat) Generalized waveguide bandpass filters

Also Published As

Publication number Publication date
FR2431774A1 (fr) 1980-02-15
JPS5530295A (en) 1980-03-04
SE7905841L (sv) 1980-01-20
US4246555A (en) 1981-01-20
FR2431774B1 (it) 1983-07-08
GB2030786A (en) 1980-04-10
GB2030786B (en) 1982-08-18
CA1128617A (en) 1982-07-27
DE2928733A1 (de) 1980-02-07

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