ZA903701B - One-octave 90 degrees 3db directional coupler embodied in microstrip and slotline form - Google Patents

One-octave 90 degrees 3db directional coupler embodied in microstrip and slotline form

Info

Publication number
ZA903701B
ZA903701B ZA903701A ZA903701A ZA903701B ZA 903701 B ZA903701 B ZA 903701B ZA 903701 A ZA903701 A ZA 903701A ZA 903701 A ZA903701 A ZA 903701A ZA 903701 B ZA903701 B ZA 903701B
Authority
ZA
South Africa
Prior art keywords
slotline
octave
microstrip
degrees
directional coupler
Prior art date
Application number
ZA903701A
Inventor
Carlo Buoli
Buoli Carlo
Nicolangelo Palermo
Palermo Nicolangelo
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 ZA903701B publication Critical patent/ZA903701B/en

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
ZA903701A 1989-05-15 1990-05-15 One-octave 90 degrees 3db directional coupler embodied in microstrip and slotline form ZA903701B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8920508A IT1229726B (en) 1989-05-15 1989-05-15 DIRECTIONAL 3 DB COUPLER, 90 DEGREES, ONE OCTAVE, MADE IN MICROSTRIP AND SLOTLINE.

Publications (1)

Publication Number Publication Date
ZA903701B true ZA903701B (en) 1991-02-27

Family

ID=11167995

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA903701A ZA903701B (en) 1989-05-15 1990-05-15 One-octave 90 degrees 3db directional coupler embodied in microstrip and slotline form

Country Status (5)

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

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 (en) * 1991-07-11 1995-05-04 Sits Soc It Telecom Siemens HYBRID AND MICROWAVE DIRECTIONAL COUPLER WITH CONCENTRATED CONSTANTS WITH SQUARE OUTPUTS.
US5304959A (en) * 1992-10-16 1994-04-19 Spectrian, Inc. Planar microstrip balun
JP2651336B2 (en) * 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 Directional coupler

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD135016A1 (en) * 1978-03-16 1979-04-04 Aribert Scheffel STRIP LINE COUPLING LOW COUPLING
SU1195403A1 (en) * 1984-06-28 1985-11-30 Предприятие П/Я Г-4273 Directional coupler

Also Published As

Publication number Publication date
IT1229726B (en) 1991-09-07
IT8920508A0 (en) 1989-05-15
NO902108D0 (en) 1990-05-11
NO902108L (en) 1990-11-16
AU5498690A (en) 1990-11-15
EP0398419A2 (en) 1990-11-22
EP0398419A3 (en) 1992-01-08

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