ITMI911924A1 - Accoppiatore direzionale di tipo ibrido e microonde a costanti concentrate con uscite in quadratura. - Google Patents

Accoppiatore direzionale di tipo ibrido e microonde a costanti concentrate con uscite in quadratura.

Info

Publication number
ITMI911924A1
ITMI911924A1 IT001924A ITMI911924A ITMI911924A1 IT MI911924 A1 ITMI911924 A1 IT MI911924A1 IT 001924 A IT001924 A IT 001924A IT MI911924 A ITMI911924 A IT MI911924A IT MI911924 A1 ITMI911924 A1 IT MI911924A1
Authority
IT
Italy
Prior art keywords
hybrid
directional coupler
microwave directional
square outputs
concentrated constants
Prior art date
Application number
IT001924A
Other languages
English (en)
Inventor
Franco Marconi
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Publication of ITMI911924A0 publication Critical patent/ITMI911924A0/it
Priority to ITMI911924A priority Critical patent/IT1251221B/it
Priority to ES92111573T priority patent/ES2068650T3/es
Priority to DE69200038T priority patent/DE69200038T2/de
Priority to EP92111573A priority patent/EP0522524B1/en
Priority to AU19606/92A priority patent/AU644298B2/en
Priority to FI923190A priority patent/FI923190A/fi
Priority to NO922752A priority patent/NO180508C/no
Priority to ZA925165A priority patent/ZA925165B/xx
Publication of ITMI911924A1 publication Critical patent/ITMI911924A1/it
Application granted granted Critical
Publication of IT1251221B publication Critical patent/IT1251221B/it

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
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
    • H01P5/184—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being strip lines or microstrips
    • H01P5/185—Edge coupled lines
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/48—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
ITMI911924A 1991-07-11 1991-07-11 Accoppiatore direzionale di tipo ibrido e microonde a costanti concentrate con uscite in quadratura. IT1251221B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
ITMI911924A IT1251221B (it) 1991-07-11 1991-07-11 Accoppiatore direzionale di tipo ibrido e microonde a costanti concentrate con uscite in quadratura.
ES92111573T ES2068650T3 (es) 1991-07-11 1992-07-08 Acoplador direccional hibrido de microondas con constantes concentradas y salidas en cuadratura.
DE69200038T DE69200038T2 (de) 1991-07-11 1992-07-08 Mikrowellen-Hybridrichtkoppler mit konzentrierten Impedanzelementen und um 90 Graden phasenverschobenen Ausgängen.
EP92111573A EP0522524B1 (en) 1991-07-11 1992-07-08 Microwave hybrid directional coupler with concentrated constants and quadrature outputs
AU19606/92A AU644298B2 (en) 1991-07-11 1992-07-10 Microwave hybrid directional coupler with concentrated constants and quadrature outputs
FI923190A FI923190A (fi) 1991-07-11 1992-07-10 Mikrovaoghybridriktkopplare med koncentrerade konstanter och kvadrakturutgaongar
NO922752A NO180508C (no) 1991-07-11 1992-07-10 Hybrid mikrobölgeretningskobler
ZA925165A ZA925165B (en) 1991-07-11 1992-07-10 Microwave hybrid directional coupler with concentrated constants and quadrature outputs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI911924A IT1251221B (it) 1991-07-11 1991-07-11 Accoppiatore direzionale di tipo ibrido e microonde a costanti concentrate con uscite in quadratura.

Publications (3)

Publication Number Publication Date
ITMI911924A0 ITMI911924A0 (it) 1991-07-11
ITMI911924A1 true ITMI911924A1 (it) 1993-01-11
IT1251221B IT1251221B (it) 1995-05-04

Family

ID=11360328

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI911924A IT1251221B (it) 1991-07-11 1991-07-11 Accoppiatore direzionale di tipo ibrido e microonde a costanti concentrate con uscite in quadratura.

Country Status (8)

Country Link
EP (1) EP0522524B1 (it)
AU (1) AU644298B2 (it)
DE (1) DE69200038T2 (it)
ES (1) ES2068650T3 (it)
FI (1) FI923190A (it)
IT (1) IT1251221B (it)
NO (1) NO180508C (it)
ZA (1) ZA925165B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19915246A1 (de) * 1999-04-03 2000-10-05 Philips Corp Intellectual Pty Dünnschicht-Breitbandkoppler
US6825738B2 (en) * 2002-12-18 2004-11-30 Analog Devices, Inc. Reduced size microwave directional coupler
KR100593901B1 (ko) * 2004-04-22 2006-06-28 삼성전기주식회사 방향성 커플러 및 이를 이용한 듀얼밴드 송신기
US9449618B2 (en) 2008-04-21 2016-09-20 Seagate Technology Llc Microwave assisted magnetic recording system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1166855B (de) * 1962-11-23 1964-04-02 Telefunken Patent Brueckenanordnung zur gegenseitigen Entkopplung zweier Hochfrequenzgeneratoren
US3593208A (en) * 1969-03-17 1971-07-13 Bell Telephone Labor Inc Microwave quadrature coupler having lumped-element capacitors
US4027254A (en) * 1975-02-11 1977-05-31 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Directional coupler having interdigital comb electrodes
IT1229726B (it) * 1989-05-15 1991-09-07 Sits Soc It Telecom Siemens Accoppiatore direzionale a 3 db, 90 gradi, un'ottava, realizzato in microstriscia e slotline.

Also Published As

Publication number Publication date
DE69200038T2 (de) 1994-05-26
IT1251221B (it) 1995-05-04
NO922752D0 (no) 1992-07-10
ES2068650T3 (es) 1995-04-16
NO922752L (no) 1993-01-12
FI923190A (fi) 1993-01-12
ZA925165B (en) 1993-03-31
EP0522524A1 (en) 1993-01-13
AU1960692A (en) 1993-01-14
DE69200038D1 (de) 1994-02-24
FI923190A0 (fi) 1992-07-10
EP0522524B1 (en) 1994-01-12
NO180508B (no) 1997-01-20
AU644298B2 (en) 1993-12-02
ITMI911924A0 (it) 1991-07-11
NO180508C (no) 1997-04-30

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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: 19960710