EP0902496A3 - Filtre à modes pour la connection de deux guides d'ondes électromagnétiques - Google Patents

Filtre à modes pour la connection de deux guides d'ondes électromagnétiques Download PDF

Info

Publication number: EP0902496A3
Authority: EP; European Patent Office
Prior art keywords: pipe section; cross; another; waveguides; mode filter
Prior art date: 1997-09-10
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.): Granted

Application number

EP98402039A

Other languages

German (de)

English (en)

Other versions

EP0902496B1 (fr

EP0902496A2 (fr

Inventor

Dietmar Schulz

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.)

Alcatel Lucent SAS

Nokia Inc

Original Assignee

Alcatel SA

Nokia Inc

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.)

1997-09-10

Filing date

1998-08-11

Publication date

2000-04-26

1998-08-11 Application filed by Alcatel SA, Nokia Inc filed Critical Alcatel SA

1999-03-17 Publication of EP0902496A2 publication Critical patent/EP0902496A2/fr

2000-04-26 Publication of EP0902496A3 publication Critical patent/EP0902496A3/fr

2005-10-26 Application granted granted Critical

2005-10-26 Publication of EP0902496B1 publication Critical patent/EP0902496B1/fr

2018-08-11 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

230000004323 axial length Effects 0.000 abstract 1
239000004020 conductor Substances 0.000 abstract 1
230000007704 transition Effects 0.000 abstract 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
- H01P5/082—Transitions between hollow waveguides of different shape, e.g. between a rectangular and a circular waveguide

Landscapes

Control Of Motors That Do Not Use Commutators (AREA)
Filters And Equalizers (AREA)

EP98402039A 1997-09-10 1998-08-11 Filtre à modes pour la connection de deux guides d'ondes électromagnétiques Expired - Lifetime EP0902496B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19739589A DE19739589A1 (de)	1997-09-10	1997-09-10	Modenfilter zur Verbindung von zwei elektromagnetischen Hohlleitern
DE19739589		1997-09-10

Publications (3)

Publication Number	Publication Date
EP0902496A2 EP0902496A2 (fr)	1999-03-17
EP0902496A3 true EP0902496A3 (fr)	2000-04-26
EP0902496B1 EP0902496B1 (fr)	2005-10-26

Family

ID=7841781

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP98402039A Expired - Lifetime EP0902496B1 (fr)	1997-09-10	1998-08-11	Filtre à modes pour la connection de deux guides d'ondes électromagnétiques

Country Status (5)

Country	Link
US (1)	US6130586A (fr)
EP (1)	EP0902496B1 (fr)
AU (1)	AU739585B2 (fr)
BR (1)	BR9803406A (fr)
DE (2)	DE19739589A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1223636A1 (fr) *	2000-12-19	2002-07-17	Spinner GmbH Elektrotechnische Fabrik	Transition de guide d'ondes surmodée et sa fabrication
US7893789B2 (en) *	2006-12-12	2011-02-22	Andrew Llc	Waveguide transitions and method of forming components
US9531048B2 (en)	2013-03-13	2016-12-27	Space Systems/Loral, Llc	Mode filter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3758882A (en) *	1970-11-11	1973-09-11	Licentia Gmbh	Polarization converter for microwaves
US3818383A (en) *	1973-02-27	1974-06-18	Andrew Corp	Elliptical-to-rectangular waveguide transition
JPS60125001A (ja) *	1983-12-12	1985-07-04	Matsushita Electric Ind Co Ltd	導波管変換装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1271229B (de) *	1965-02-25	1968-06-27	Telefunken Patent	Breitbandiges, reflexionsarmes UEbergangselement zum Anschliessen eines ungefaehr elliptischen Wellenrohrleiters an einen starren Rechteckhohlleiter
US4100514A (en) *	1977-04-28	1978-07-11	Gte Sylvania Incorporated	Broadband microwave polarizer device
US4344053A (en) *	1981-02-12	1982-08-10	Litton Systems, Inc.	Mode suppressor for circular waveguides utilizing a plurality of resistance cards
US4553112A (en) *	1983-05-31	1985-11-12	Andrew Corporation	Overmoded tapered waveguide transition having phase shifted higher order mode cancellation
US4540959A (en) *	1983-11-22	1985-09-10	Andrew Corporation	Rectangular to elliptical waveguide connection
EP0309850B1 (fr) *	1987-09-28	1993-08-11	Siemens Aktiengesellschaft	Dispositif d'élimination de modes électromagnétiques parasites dans des installations à guides d'ondes

1997
- 1997-09-10 DE DE19739589A patent/DE19739589A1/de not_active Withdrawn
1998
- 1998-08-11 DE DE59813133T patent/DE59813133D1/de not_active Expired - Lifetime
- 1998-08-11 EP EP98402039A patent/EP0902496B1/fr not_active Expired - Lifetime
- 1998-08-21 US US09/137,948 patent/US6130586A/en not_active Expired - Lifetime
- 1998-08-31 AU AU81980/98A patent/AU739585B2/en not_active Ceased
- 1998-09-09 BR BR9803406-5A patent/BR9803406A/pt not_active IP Right Cessation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3758882A (en) *	1970-11-11	1973-09-11	Licentia Gmbh	Polarization converter for microwaves
US3818383A (en) *	1973-02-27	1974-06-18	Andrew Corp	Elliptical-to-rectangular waveguide transition
JPS60125001A (ja) *	1983-12-12	1985-07-04	Matsushita Electric Ind Co Ltd	導波管変換装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HUANG J ET AL: "FREQUENCY-DOMAIN TLM ANALYSIS OF THE TRANSITION FROM RECTANGULAR TOCIRCULAR WAVEGUIDES", IEEE MTT-S INTERNATIONAL MICROWAVE SYMPOSIUM DIGEST,US,NEW YORK, IEEE, 1994, pages 705 - 708, XP000516648, ISBN: 0-7803-1779-3 *
PATENT ABSTRACTS OF JAPAN vol. 9, no. 284 (E - 357)<2007> 12 November 1985 (1985-11-12) *

Also Published As

Publication number	Publication date
US6130586A (en)	2000-10-10
EP0902496B1 (fr)	2005-10-26
DE59813133D1 (de)	2005-12-01
AU739585B2 (en)	2001-10-18
BR9803406A (pt)	1999-11-03
EP0902496A2 (fr)	1999-03-17
AU8198098A (en)	1999-03-25
DE19739589A1 (de)	1999-03-11

Legal Events

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1999-01-29	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
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2000-03-10	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2000-04-26	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
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2000-05-31	17P	Request for examination filed	Effective date: 20000403
2001-01-03	AKX	Designation fees paid	Free format text: DE FR GB IT
2004-08-11	17Q	First examination report despatched	Effective date: 20040628
2005-02-18	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2005-06-24	GRAS	Grant fee paid	Free format text: ORIGINAL CODE: EPIDOSNIGR3
2005-09-09	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
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