EP1987562A4 - Inverted style balun with dc isolated differential ports - Google Patents

Inverted style balun with dc isolated differential ports

Info

Publication number: EP1987562A4
Authority: EP; European Patent Office
Prior art keywords: balun; differential ports; isolated differential; style; inverted
Prior art date: 2006-02-02
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP07717505A

Other languages

German (de)

French (fr)

Other versions

EP1987562A2 (en

Inventor

Niels H Kirkeby

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.)

Anaren Inc

Original Assignee

Anaren 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.)

2006-02-02

Filing date

2007-02-01

Publication date

2009-04-22

2006-05-18 Priority claimed from US11/419,091 external-priority patent/US7646261B2/en

2007-02-01 Application filed by Anaren Inc filed Critical Anaren Inc

2008-11-05 Publication of EP1987562A2 publication Critical patent/EP1987562A2/en

2009-04-22 Publication of EP1987562A4 publication Critical patent/EP1987562A4/en

Status Withdrawn legal-status Critical Current

Links

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
- H01P5/10—Coupling devices of the waveguide type for linking dissimilar lines or devices for coupling balanced with unbalanced lines or devices

EP07717505A 2006-02-02 2007-02-01 Inverted style balun with dc isolated differential ports Withdrawn EP1987562A4 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US76471506P	2006-02-02	2006-02-02
US11/419,091 US7646261B2 (en)	2005-09-09	2006-05-18	Vertical inter-digital coupler
PCT/US2007/061431 WO2007092725A2 (en)	2006-02-02	2007-02-01	Inverted style balun with dc isolated differential ports

Publications (2)

Publication Number	Publication Date
EP1987562A2 EP1987562A2 (en)	2008-11-05
EP1987562A4 true EP1987562A4 (en)	2009-04-22

Family

ID=38345874

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP07717505A Withdrawn EP1987562A4 (en)	2006-02-02	2007-02-01	Inverted style balun with dc isolated differential ports

Country Status (2)

Country	Link
EP (1)	EP1987562A4 (en)
WO (1)	WO2007092725A2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6285273B1 (en) *	1996-03-22	2001-09-04	Murata Manufacturing Co., Ltd.	Laminated balun transformer
US6759920B1 (en) *	2002-04-30	2004-07-06	Bermai, Inc.	Multi-layer balun transformer
US6819199B2 (en) *	2001-01-22	2004-11-16	Broadcom Corporation	Balun transformer with means for reducing a physical dimension thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3835421A (en) *	1972-12-14	1974-09-10	Rca Corp	Microwave transmission line and devices using multiple coplanar conductors
JP2001036310A (en) *	1999-07-23	2001-02-09	Nec Corp	180-degree phase shifter
US6891446B2 (en) *	2003-04-29	2005-05-10	Raytheon Company	Compact broadband balun
US7250828B2 (en) *	2005-03-16	2007-07-31	Tdk Corporation	Compact balun

2007
- 2007-02-01 WO PCT/US2007/061431 patent/WO2007092725A2/en active Application Filing
- 2007-02-01 EP EP07717505A patent/EP1987562A4/en not_active Withdrawn

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6285273B1 (en) *	1996-03-22	2001-09-04	Murata Manufacturing Co., Ltd.	Laminated balun transformer
US6819199B2 (en) *	2001-01-22	2004-11-16	Broadcom Corporation	Balun transformer with means for reducing a physical dimension thereof
US6759920B1 (en) *	2002-04-30	2004-07-06	Bermai, Inc.	Multi-layer balun transformer

Also Published As

Publication number	Publication date
WO2007092725A3 (en)	2008-10-23
WO2007092725A2 (en)	2007-08-16
EP1987562A2 (en)	2008-11-05

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Legal Events

Date	Code	Title	Description
2008-10-03	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
2008-11-05	17P	Request for examination filed	Effective date: 20080829
2008-11-05	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
2008-11-05	AX	Request for extension of the european patent	Extension state: AL BA HR MK RS
2008-12-03	R17D	Deferred search report published (corrected)	Effective date: 20081023
2008-12-10	RIC1	Information provided on ipc code assigned before grant	Ipc: H03H 5/00 20060101AFI20081103BHEP
2009-04-22	A4	Supplementary search report drawn up and despatched	Effective date: 20090320
2009-11-06	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2009-12-09	18D	Application deemed to be withdrawn	Effective date: 20090618