NO842305L - Doble modusfiltre. - Google Patents

Doble modusfiltre.

Info

Publication number: NO842305L
Authority: NO; Norway
Prior art keywords: double mode; mode filters; filters; double; mode
Prior art date: 1983-06-15

Application number

NO842305A

Other languages

English (en)

Other versions

NO165899B (no

NO165899C (no

Inventor

Enrico Brambilla

Original Assignee

Telettra Lab Telefon

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.)

1983-06-15

Filing date

1984-06-08

Publication date

1984-12-17

1984-06-08 Application filed by Telettra Lab Telefon filed Critical Telettra Lab Telefon

1984-12-17 Publication of NO842305L publication Critical patent/NO842305L/no

1991-01-14 Publication of NO165899B publication Critical patent/NO165899B/no

1991-04-24 Publication of NO165899C publication Critical patent/NO165899C/no

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

NO84842305A 1983-06-15 1984-06-08 Doble modusfiltre. NO165899C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT21621/83A IT1163520B (it)	1983-06-15	1983-06-15	Filtri dual-mode

Publications (3)

Publication Number	Publication Date
NO842305L true NO842305L (no)	1984-12-17
NO165899B NO165899B (no)	1991-01-14
NO165899C NO165899C (no)	1991-04-24

Family

ID=11184441

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO84842305A NO165899C (no)	1983-06-15	1984-06-08	Doble modusfiltre.

Country Status (6)

Country	Link
US (1)	US4652844A (no)
EP (1)	EP0131754A3 (no)
AU (1)	AU562074B2 (no)
ES (1)	ES293413Y (no)
IT (1)	IT1163520B (no)
NO (1)	NO165899C (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3813812A1 (de) *	1988-04-23	1989-11-02	Ant Nachrichtentech	Vorrichtung zum abstimmen der kopplung zwischen zwei hohlleitern
US5051713A (en) *	1988-12-30	1991-09-24	Transco Products, Inc.	Waveguide filter with coupled resonators switchably coupled thereto
FI93404C (fi) *	1993-04-08	1995-03-27	Lk Products Oy	Menetelmä kytkentäaukon tekemiseksi radiotaajuussuodattimen helix-resonaattoreiden väliseen väliseinään sekä suodatin
DE19523869A1 (de) *	1995-06-30	1997-01-02	Daimler Benz Aerospace Ag	Hohlleiterfilter
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
GB2313490B (en) *	1996-05-23	2000-09-20	Matra Marconi Space Uk Ltd	Multiplexing/demultiplexing an FDM or RF signal channels
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
AUPP747098A0 (en) *	1998-12-04	1998-12-24	Alcatel	Waveguide directional filter
AUPQ481399A0 (en) *	1999-12-23	2000-02-03	Alcatel	An adjustable coupling arrangement for aperture coupled cavity filters
US6404307B1 (en) *	1999-12-06	2002-06-11	Kathrein, Inc., Scala Division	Resonant cavity coupling mechanism
US9705171B2 (en)	2015-04-08	2017-07-11	Space Systems/Loral, Llc	Dielectric resonator filter and multiplexer having a common wall with a centrally located coupling iris and a larger peripheral aperture adjustable by a tuning screw
CN105244571B (zh) *	2015-09-17	2018-03-09	深圳三星通信技术研究有限公司	一种介质波导滤波器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2327912C2 (de) *	1973-06-01	1982-05-13	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Kapazitiv gekoppeltes Hohlraumresonatorfilter
US4028651A (en) *	1976-05-06	1977-06-07	Hughes Aircraft Company	Coupled-cavity microwave filter
US4251787A (en) *	1979-03-19	1981-02-17	Hughes Aircraft Company	Adjustable coupling cavity filter

1983
- 1983-06-15 IT IT21621/83A patent/IT1163520B/it active
1984
- 1984-06-08 NO NO84842305A patent/NO165899C/no not_active IP Right Cessation
- 1984-06-08 AU AU29213/84A patent/AU562074B2/en not_active Ceased
- 1984-06-12 EP EP84106695A patent/EP0131754A3/en not_active Withdrawn
- 1984-06-14 ES ES1984293413U patent/ES293413Y/es not_active Expired
1985
- 1985-09-24 US US06/779,586 patent/US4652844A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
IT8321621A0 (it)	1983-06-15
NO165899B (no)	1991-01-14
ES293413Y (es)	1987-04-16
ES293413U (es)	1986-08-01
IT1163520B (it)	1987-04-08
EP0131754A2 (en)	1985-01-23
AU562074B2 (en)	1987-05-28
EP0131754A3 (en)	1986-07-23
US4652844A (en)	1987-03-24
AU2921384A (en)	1984-12-20
IT8321621A1 (it)	1984-12-15
NO165899C (no)	1991-04-24

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Legal Events

Date	Code	Title	Description
2001-01-29	MM1K	Lapsed by not paying the annual fees	Free format text: LAPSED IN DECEMBER 2000