IT1229726B - 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
IT1229726B
IT1229726B IT8920508A IT2050889A IT1229726B IT 1229726 B IT1229726 B IT 1229726B IT 8920508 A IT8920508 A IT 8920508A IT 2050889 A IT2050889 A IT 2050889A IT 1229726 B IT1229726 B IT 1229726B
Authority
IT
Italy
Prior art keywords
slotline
octave
microstrip
coupler
directional
Prior art date
Application number
IT8920508A
Other languages
English (en)
Other versions
IT8920508A0 (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 NO90902108A priority patent/NO902108L/no
Priority to AU54986/90A priority patent/AU5498690A/en
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
NO90902108A NO902108L (no) 1989-05-15 1990-05-11 Retningskobler for 900 og 3db av en-oktavtype.
AU54986/90A AU5498690A (en) 1989-05-15 1990-05-11 One-octave 90 degrees 3db directional coupler embodied in microstrip and slotline
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 IT8920508A0 (it) 1989-05-15
IT1229726B true 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 (4)

* 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

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
EP0398419A2 (en) 1990-11-22
NO902108D0 (no) 1990-05-11
NO902108L (no) 1990-11-16
EP0398419A3 (en) 1992-01-08
ZA903701B (en) 1991-02-27
IT8920508A0 (it) 1989-05-15
AU5498690A (en) 1990-11-15

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