ITTO960057A0 - Cavita' multimodale per filtri n guida d'onda. - Google Patents

Cavita' multimodale per filtri n guida d'onda.

Info

Publication number
ITTO960057A0
ITTO960057A0 ITTO960057A ITTO960057A ITTO960057A0 IT TO960057 A0 ITTO960057 A0 IT TO960057A0 IT TO960057 A ITTO960057 A IT TO960057A IT TO960057 A ITTO960057 A IT TO960057A IT TO960057 A0 ITTO960057 A0 IT TO960057A0
Authority
IT
Italy
Prior art keywords
waveguides
filters
multimode cavity
multimode
cavity
Prior art date
Application number
ITTO960057A
Other languages
English (en)
Inventor
Luciano Accatino
Giorgio Bertin
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Priority to IT96TO000057A priority Critical patent/IT1284354B1/it
Publication of ITTO960057A0 publication Critical patent/ITTO960057A0/it
Priority to US08/777,163 priority patent/US5821837A/en
Priority to CA002196258A priority patent/CA2196258C/en
Priority to EP97101340A priority patent/EP0788180B1/en
Priority to DE69724303T priority patent/DE69724303T2/de
Priority to DE0788180T priority patent/DE788180T1/de
Priority to JP9029825A priority patent/JP2808442B2/ja
Publication of ITTO960057A1 publication Critical patent/ITTO960057A1/it
Application granted granted Critical
Publication of IT1284354B1 publication Critical patent/IT1284354B1/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
    • H01P1/2082—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with multimode resonators
IT96TO000057A 1996-01-30 1996-01-30 Cavita' multimodale per filtri n guida d'onda. IT1284354B1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT96TO000057A IT1284354B1 (it) 1996-01-30 1996-01-30 Cavita' multimodale per filtri n guida d'onda.
US08/777,163 US5821837A (en) 1996-01-30 1996-12-26 Multi-mode cavity for waveguide filters
CA002196258A CA2196258C (en) 1996-01-30 1997-01-29 Multi-mode cavity for waveguide filters
EP97101340A EP0788180B1 (en) 1996-01-30 1997-01-29 Multi-mode cavity for waveguide filters
DE69724303T DE69724303T2 (de) 1996-01-30 1997-01-29 Multimode-Hohlraum für Hohlleiterfilter
DE0788180T DE788180T1 (de) 1996-01-30 1997-01-29 Multimode-Hohlraum für Hohlleiterfilter
JP9029825A JP2808442B2 (ja) 1996-01-30 1997-01-30 導波管フィルター用多モード空洞共振器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96TO000057A IT1284354B1 (it) 1996-01-30 1996-01-30 Cavita' multimodale per filtri n guida d'onda.

Publications (3)

Publication Number Publication Date
ITTO960057A0 true ITTO960057A0 (it) 1996-01-30
ITTO960057A1 ITTO960057A1 (it) 1997-07-30
IT1284354B1 IT1284354B1 (it) 1998-05-18

Family

ID=11414180

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96TO000057A IT1284354B1 (it) 1996-01-30 1996-01-30 Cavita' multimodale per filtri n guida d'onda.

Country Status (6)

Country Link
US (1) US5821837A (it)
EP (1) EP0788180B1 (it)
JP (1) JP2808442B2 (it)
CA (1) CA2196258C (it)
DE (2) DE69724303T2 (it)
IT (1) IT1284354B1 (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1284353B1 (it) * 1996-01-30 1998-05-18 Cselt Centro Studi Lab Telecom Cavita' multimodale per filtri in guida d'onda.
CA2206966C (en) * 1997-06-03 1999-08-03 Com Dev Limited Circular waveguide cavity and filter having an iris with an eccentric circular aperture and a method of construction thereof
US7068127B2 (en) * 2001-11-14 2006-06-27 Radio Frequency Systems Tunable triple-mode mono-block filter assembly
US7042314B2 (en) * 2001-11-14 2006-05-09 Radio Frequency Systems Dielectric mono-block triple-mode microwave delay filter
FR2832860B1 (fr) * 2001-11-26 2006-03-03 Cit Alcatel Filtre hyperfrequence quadri-modes en guide d'ondes sans reglage et possedant des zeros de transmission
US6954122B2 (en) * 2003-12-16 2005-10-11 Radio Frequency Systems, Inc. Hybrid triple-mode ceramic/metallic coaxial filter assembly
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
US20140097913A1 (en) 2012-10-09 2014-04-10 Mesaplexx Pty Ltd Multi-mode filter
US9325046B2 (en) 2012-10-25 2016-04-26 Mesaplexx Pty Ltd Multi-mode filter
CN106356600B (zh) * 2015-07-15 2019-01-29 上海贝尔股份有限公司 信号传输装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3235822A (en) * 1963-05-06 1966-02-15 Bell Telephone Labor Inc Direct-coupled step-twist junction waveguide filter
US3697898A (en) * 1970-05-08 1972-10-10 Communications Satellite Corp Plural cavity bandpass waveguide filter
CA1050127A (en) * 1976-04-13 1979-03-06 Steve Kallianteris Low insertion loss waveguide filter
CA1153432A (en) * 1982-08-25 1983-09-06 James B. Dorey Bandpass filter with plurality of wave-guide cavities
US4630009A (en) * 1984-01-24 1986-12-16 Com Dev Ltd. Cascade waveguide triple-mode filters useable as a group delay equalizer
JPS60174501A (ja) * 1984-02-20 1985-09-07 Nec Corp 帯域通過濾波器
DE3621299A1 (de) * 1986-06-25 1988-01-07 Ant Nachrichtentech Mikrowellenfilter
DE4116755C2 (de) * 1991-05-23 1996-03-14 Ant Nachrichtentech Mikrowellenfilter
IT1266852B1 (it) * 1994-06-08 1997-01-21 Cselt Centro Studi Lab Telecom Cavita' bimodale per filtri passa banda in guida d'onda.
IT1284353B1 (it) * 1996-01-30 1998-05-18 Cselt Centro Studi Lab Telecom Cavita' multimodale per filtri in guida d'onda.

Also Published As

Publication number Publication date
CA2196258C (en) 2000-06-13
EP0788180B1 (en) 2003-08-27
CA2196258A1 (en) 1997-07-31
DE69724303D1 (de) 2003-10-02
JPH09214207A (ja) 1997-08-15
EP0788180A3 (en) 1998-06-10
US5821837A (en) 1998-10-13
IT1284354B1 (it) 1998-05-18
ITTO960057A1 (it) 1997-07-30
EP0788180A2 (en) 1997-08-06
DE69724303T2 (de) 2004-06-24
DE788180T1 (de) 1999-05-06
JP2808442B2 (ja) 1998-10-08

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990125