ZA877874B - Thin-film circulator with three matched gates - Google Patents

Thin-film circulator with three matched gates

Info

Publication number
ZA877874B
ZA877874B ZA877874A ZA877874A ZA877874B ZA 877874 B ZA877874 B ZA 877874B ZA 877874 A ZA877874 A ZA 877874A ZA 877874 A ZA877874 A ZA 877874A ZA 877874 B ZA877874 B ZA 877874B
Authority
ZA
South Africa
Prior art keywords
thin
gates
matched
film circulator
circulator
Prior art date
Application number
ZA877874A
Inventor
Marconi Franco
Original Assignee
Gte Telecomunicazioni S.P.A.
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 Gte Telecomunicazioni S.P.A. filed Critical Gte Telecomunicazioni S.P.A.
Publication of ZA877874B publication Critical patent/ZA877874B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/38—Circulators
    • H01P1/383—Junction circulators, e.g. Y-circulators
    • H01P1/387—Strip line circulators
ZA877874A 1986-10-22 1987-10-20 Thin-film circulator with three matched gates ZA877874B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8622088A IT1213510B (en) 1986-10-22 1986-10-22 THREE DOOR SUITABLE CIRCULATOR IN THIN FILM.

Publications (1)

Publication Number Publication Date
ZA877874B true ZA877874B (en) 1988-04-22

Family

ID=11191327

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA877874A ZA877874B (en) 1986-10-22 1987-10-20 Thin-film circulator with three matched gates

Country Status (8)

Country Link
EP (1) EP0265001B1 (en)
JP (1) JPS63160401A (en)
AU (1) AU598595B2 (en)
DE (1) DE3785134T2 (en)
ES (1) ES2041676T3 (en)
IT (1) IT1213510B (en)
NO (1) NO170182C (en)
ZA (1) ZA877874B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100231703B1 (en) * 1997-09-12 1999-12-01 이계철 Isolator/circulator with propeller shaped resonator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA941472A (en) * 1970-10-19 1974-02-05 Rca Corporation Surface strip transmission junction circulator
US3716805A (en) * 1971-08-30 1973-02-13 R Knerr Delta connected lumped element circulator
DD103344A1 (en) * 1973-04-17 1974-01-12
JPS5338953A (en) * 1976-09-21 1978-04-10 Mitsubishi Electric Corp Strip line circulator
JPS5537040A (en) * 1978-09-07 1980-03-14 Tsukasa Nagao Impedance selective compensating circulator
JPS5583301A (en) * 1978-12-19 1980-06-23 Nec Corp Isolator
DE3512142A1 (en) * 1985-04-03 1986-10-09 ANT Nachrichtentechnik GmbH, 7150 Backnang MICROWAVE CIRCULATOR

Also Published As

Publication number Publication date
EP0265001B1 (en) 1993-03-31
IT1213510B (en) 1989-12-20
EP0265001A3 (en) 1989-07-19
AU598595B2 (en) 1990-06-28
NO170182B (en) 1992-06-09
IT8622088A0 (en) 1986-10-22
AU7959987A (en) 1988-04-28
ES2041676T3 (en) 1993-12-01
DE3785134T2 (en) 1993-09-02
EP0265001A2 (en) 1988-04-27
NO874396D0 (en) 1987-10-21
NO170182C (en) 1992-09-16
JPS63160401A (en) 1988-07-04
NO874396L (en) 1988-04-25
DE3785134D1 (en) 1993-05-06

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