IT8920508A0 - Accoppiatore direzionale a 3 db, 90 gradi, un'ottava, realizzato in microstriscia e slotline. - Google Patents

Accoppiatore direzionale a 3 db, 90 gradi, un'ottava, realizzato in microstriscia e slotline.

Info

Publication number
IT8920508A0
IT8920508A0 IT8920508A IT2050889A IT8920508A0 IT 8920508 A0 IT8920508 A0 IT 8920508A0 IT 8920508 A IT8920508 A IT 8920508A IT 2050889 A IT2050889 A IT 2050889A IT 8920508 A0 IT8920508 A0 IT 8920508A0
Authority
IT
Italy
Prior art keywords
slotline
octave
microstrip
degree
directional coupler
Prior art date
Application number
IT8920508A
Other languages
English (en)
Other versions
IT1229726B (it
Inventor
Carlo Buoli
Nicolangelo Palermo
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
Priority to IT8920508A priority Critical patent/IT1229726B/it
Publication of IT8920508A0 publication Critical patent/IT8920508A0/it
Priority to EP19900201164 priority patent/EP0398419A3/en
Priority to AU54986/90A priority patent/AU5498690A/en
Priority to NO90902108A priority patent/NO902108L/no
Priority to ZA903701A priority patent/ZA903701B/xx
Application granted granted Critical
Publication of IT1229726B publication Critical patent/IT1229726B/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
IT8920508A 1989-05-15 1989-05-15 Accoppiatore direzionale a 3 db, 90 gradi, un'ottava, realizzato in microstriscia e slotline. IT1229726B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT8920508A IT1229726B (it) 1989-05-15 1989-05-15 Accoppiatore direzionale a 3 db, 90 gradi, un'ottava, realizzato in microstriscia e slotline.
EP19900201164 EP0398419A3 (en) 1989-05-15 1990-05-08 One-octave 90 degrees 3db directional coupler embodied in microstrip and slotline
AU54986/90A AU5498690A (en) 1989-05-15 1990-05-11 One-octave 90 degrees 3db directional coupler embodied in microstrip and slotline
NO90902108A NO902108L (no) 1989-05-15 1990-05-11 Retningskobler for 900 og 3db av en-oktavtype.
ZA903701A ZA903701B (en) 1989-05-15 1990-05-15 One-octave 90 degrees 3db directional coupler embodied in microstrip and slotline form

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8920508A IT1229726B (it) 1989-05-15 1989-05-15 Accoppiatore direzionale a 3 db, 90 gradi, un'ottava, realizzato in microstriscia e slotline.

Publications (2)

Publication Number Publication Date
IT8920508A0 true IT8920508A0 (it) 1989-05-15
IT1229726B IT1229726B (it) 1991-09-07

Family

ID=11167995

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8920508A IT1229726B (it) 1989-05-15 1989-05-15 Accoppiatore direzionale a 3 db, 90 gradi, un'ottava, realizzato in microstriscia e slotline.

Country Status (5)

Country Link
EP (1) EP0398419A3 (it)
AU (1) AU5498690A (it)
IT (1) IT1229726B (it)
NO (1) NO902108L (it)
ZA (1) ZA903701B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983933A (en) * 1989-10-05 1991-01-08 Sedco Systems Inc. Waveguide-to-stripline directional coupler
IT1251221B (it) * 1991-07-11 1995-05-04 Sits Soc It Telecom Siemens Accoppiatore direzionale di tipo ibrido e microonde a costanti concentrate con uscite in quadratura.
US5304959A (en) * 1992-10-16 1994-04-19 Spectrian, Inc. Planar microstrip balun
JP2651336B2 (ja) * 1993-06-07 1997-09-10 株式会社エイ・ティ・アール光電波通信研究所 方向性結合器
CN111293395B (zh) * 2020-03-24 2025-07-22 北京华镁钛科技有限公司 一种基于薄膜介质的小型化耦合器
CN118213732A (zh) * 2022-12-15 2024-06-18 合肥华凌股份有限公司 微带线耦合器、射频模块和射频解冻装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD135016A1 (de) * 1978-03-16 1979-04-04 Aribert Scheffel Streifenleitungsrichtungskoppler geringer koppeldaempfung
SU1195403A1 (ru) * 1984-06-28 1985-11-30 Предприятие П/Я Г-4273 Направленный ответвитель

Also Published As

Publication number Publication date
NO902108D0 (no) 1990-05-11
NO902108L (no) 1990-11-16
ZA903701B (en) 1991-02-27
EP0398419A3 (en) 1992-01-08
AU5498690A (en) 1990-11-15
IT1229726B (it) 1991-09-07
EP0398419A2 (en) 1990-11-22

Similar Documents

Publication Publication Date Title
FI913032A0 (fi) Demoleringsverktyg foer sten och korall.
FI885756A0 (fi) Foer stroemningsmaetning avsett gasens stroemning begraensande och styrande organ.
NO901936L (no) Baereboelgeuavhengige netttjenester.
FI894734L (fi) Biologiskt nedbrytbar taeckfilm och foerfarande foer att framstaella en saodan.
FI901988A0 (fi) Koncentrerad, glutaraldehyd och 1,2-benzisotiazolin-3-on innehaollande, vattenhaltig loesning och dess anvaendning.
FI903532A0 (fi) Kombination av 2-(tiocyanometyltio) benzotiazol och trihalogeniserad fenol.
FI901201A0 (fi) Antibakteriella 5-substituerade 1,4-dihydro-4-oxonaftyridin-3-karboxylatderivat och deras framstaellning.
IT8720231A0 (it) Accoppiatore direzionale da 3 db.
FI891971A0 (fi) I baogform boejbar takskiva och foerfarande foer dess framstaellning.
IT1229726B (it) Accoppiatore direzionale a 3 db, 90 gradi, un'ottava, realizzato in microstriscia e slotline.
AU6262090A (en) Waveguide-to-stripline directional coupler
FI902771A0 (fi) Foerfarande foer framstaellning av antiinflammatoriska 1,3,4-tiadiazoler och 1,3,4-oxadiazoler.
FI894735L (fi) Biologiskt nedbrytbar kombinationsfilm och foerfarande foer att framstaella en saodan.
SE8902727D0 (sv) Balk
DE69002798D1 (de) Elektromagnetische kupplung.
IT8919523A0 (it) Nuovi 4 demetil 4 0 (p fluorobenzensolfonil) glicosidi antraiclinonici.
FI903430A0 (fi) 5,6-dihydrospiro-/1h-indolo/3,2-c/ kinolin-6,4'-piperidiner/ och dessa beroerande foereningar, foerfarande foer deras framstaellning och deras anvaendning som laekemedel.
FI850405L (fi) /(1,3-dioxo-1,3-propandiyl)di-imino/ bisbenzoesyraderivat och deras anvaendning.
RU1808895C (ru) Напорна сортировка
DE68900789D1 (de) Elektromagnetische kupplung.
NO901052L (no) 1h-pyrazol-1-acetamider og fremstilling derav.
FI910299A7 (fi) Antiallergiska och antiinflammatoriska benzokinoner.
IT9047511A0 (it) Coloranti a dispersione disazo-piridonici e procedimento di preparazione. (caso 150-5299)
NO903752D0 (no) Vannloeselige 1,2-dithio-3-tioner.
EP1296018A3 (en) Lining a lateral wellbore