DE69728917D1 - Multimode-Hohlraum für Hohlleiterfilter, mit einem elliptischen Hohlleitersegment - Google Patents

Multimode-Hohlraum für Hohlleiterfilter, mit einem elliptischen Hohlleitersegment

Info

Publication number
DE69728917D1
DE69728917D1 DE69728917T DE69728917T DE69728917D1 DE 69728917 D1 DE69728917 D1 DE 69728917D1 DE 69728917 T DE69728917 T DE 69728917T DE 69728917 T DE69728917 T DE 69728917T DE 69728917 D1 DE69728917 D1 DE 69728917D1
Authority
DE
Germany
Prior art keywords
waveguide
elliptical
filters
multimode cavity
segment
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 - Lifetime
Application number
DE69728917T
Other languages
English (en)
Other versions
DE69728917T2 (de
Inventor
Luciano Accatino
Giorgio Bertin
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.)
Telecom Italia SpA
Original Assignee
Telecom Italia SpA
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 Telecom Italia SpA filed Critical Telecom Italia SpA
Publication of DE69728917D1 publication Critical patent/DE69728917D1/de
Application granted granted Critical
Publication of DE69728917T2 publication Critical patent/DE69728917T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01P1/2082—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with multimode resonators
DE69728917T 1996-01-30 1997-01-29 Multimode-Hohlraum für Hohlleiterfilter, mit einem elliptischen Hohlleitersegment Expired - Lifetime DE69728917T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT96TO000056A IT1284353B1 (it) 1996-01-30 1996-01-30 Cavita' multimodale per filtri in guida d'onda.
ITTO960056 1996-01-30

Publications (2)

Publication Number Publication Date
DE69728917D1 true DE69728917D1 (de) 2004-06-09
DE69728917T2 DE69728917T2 (de) 2005-04-14

Family

ID=11414178

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69728917T Expired - Lifetime DE69728917T2 (de) 1996-01-30 1997-01-29 Multimode-Hohlraum für Hohlleiterfilter, mit einem elliptischen Hohlleitersegment
DE0788181T Pending DE788181T1 (de) 1996-01-30 1997-01-29 Multimode-Hohlraum für Hohlleiterfilter, mit einem elliptischen Hohlleitersegment

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE0788181T Pending DE788181T1 (de) 1996-01-30 1997-01-29 Multimode-Hohlraum für Hohlleiterfilter, mit einem elliptischen Hohlleitersegment

Country Status (6)

Country Link
US (1) US5805035A (de)
EP (1) EP0788181B1 (de)
JP (1) JP2808441B2 (de)
CA (1) CA2196257C (de)
DE (2) DE69728917T2 (de)
IT (1) IT1284353B1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1284354B1 (it) * 1996-01-30 1998-05-18 Cselt Centro Studi Lab Telecom Cavita' multimodale per filtri n guida d'onda.
JP2000165102A (ja) * 1998-11-20 2000-06-16 Alps Electric Co Ltd 直線・円偏波変換器
IT1319925B1 (it) * 2000-02-29 2003-11-12 Cselt Centro Studi Lab Telecom Polarizzazione in guida d'onda.
US9437910B2 (en) 2011-08-23 2016-09-06 Mesaplexx Pty Ltd Multi-mode filter
US9406988B2 (en) 2011-08-23 2016-08-02 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
JP6194552B2 (ja) * 2013-11-25 2017-09-13 日本電子株式会社 Ｅｓｒ用マイクロ波共振器
RU2626726C1 (ru) * 2016-07-12 2017-07-31 Акционерное общество "Концерн воздушно-космической обороны "Алмаз-Антей"(АО "Концерн ВКО "Алмаз-Антей") Компактная 90-градусная скрутка в прямоугольном волноводе

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2424267A (en) * 1944-05-16 1947-07-22 Rca Corp High frequency resonator and circuits therefor
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
CA1153432A (en) * 1982-08-25 1983-09-06 James B. Dorey Bandpass filter with plurality of wave-guide cavities
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.
IT1284354B1 (it) * 1996-01-30 1998-05-18 Cselt Centro Studi Lab Telecom Cavita' multimodale per filtri n guida d'onda.

Also Published As

Publication number Publication date
IT1284353B1 (it) 1998-05-18
DE788181T1 (de) 1998-10-22
ITTO960056A0 (it) 1996-01-30
US5805035A (en) 1998-09-08
EP0788181A2 (de) 1997-08-06
JP2808441B2 (ja) 1998-10-08
EP0788181B1 (de) 2004-05-06
CA2196257C (en) 2000-06-06
DE69728917T2 (de) 2005-04-14
JPH09214208A (ja) 1997-08-15
CA2196257A1 (en) 1997-07-31
ITTO960056A1 (it) 1997-07-30
EP0788181A3 (de) 1998-06-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition