GB1450803A - Microwave circulators - Google Patents

Microwave circulators

Info

Publication number
GB1450803A
GB1450803A GB4770873A GB4770873A GB1450803A GB 1450803 A GB1450803 A GB 1450803A GB 4770873 A GB4770873 A GB 4770873A GB 4770873 A GB4770873 A GB 4770873A GB 1450803 A GB1450803 A GB 1450803A
Authority
GB
United Kingdom
Prior art keywords
junction
layers
ground plane
dielectric
oct
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB4770873A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB1450803A publication Critical patent/GB1450803A/en
Expired legal-status Critical Current

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

Landscapes

  • Non-Reversible Transmitting Devices (AREA)
GB4770873A 1972-10-30 1973-10-12 Microwave circulators Expired GB1450803A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2253175A DE2253175A1 (de) 1972-10-30 1972-10-30 Zirkulator mit in mic-technik ausgebildeten anschlussarmen

Publications (1)

Publication Number Publication Date
GB1450803A true GB1450803A (en) 1976-09-29

Family

ID=5860424

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4770873A Expired GB1450803A (en) 1972-10-30 1973-10-12 Microwave circulators

Country Status (15)

Country Link
US (1) US3922620A (de)
AT (1) AT336686B (de)
BE (1) BE806742A (de)
CA (1) CA995770A (de)
CH (1) CH559971A5 (de)
DE (1) DE2253175A1 (de)
FR (1) FR2204904B1 (de)
GB (1) GB1450803A (de)
HU (1) HU167845B (de)
IT (1) IT999000B (de)
LU (1) LU68709A1 (de)
NL (1) NL154628B (de)
PL (1) PL87136B1 (de)
SE (1) SE394768B (de)
ZA (1) ZA738292B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4034377A (en) * 1976-02-17 1977-07-05 Epsilon Lambda Electronics Corporation Ferrite circulators and isolators and circuits incorporating the same
US4286135A (en) * 1979-10-09 1981-08-25 Raytheon Company Compact microwave isolator
FR2531272B1 (fr) * 1982-07-27 1985-09-13 Thomson Csf Dispositif d'adaptation et d'isolement comportant un circulateur a ferrites
US4789844A (en) * 1987-05-29 1988-12-06 Raytheon Company Broad-band non-reciprocal microwave devices
FR2659499B1 (fr) * 1990-03-09 1992-11-27 Tekelec Airtronic Sa Systeme de transmission d'energie electrique, aux hyperfrequences, a effet gyromagnetique, tel que circulateur, isolateur ou filtre.
US5653841A (en) * 1995-04-13 1997-08-05 Martin Marietta Corporation Fabrication of compact magnetic circulator components in microwave packages using high density interconnections
JP3348669B2 (ja) * 1998-03-30 2002-11-20 株式会社村田製作所 非可逆回路素子

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3165711A (en) * 1960-06-10 1965-01-12 Bendix Corp Anisotropic circulator with dielectric posts adjacent the strip line providing discontinuity for minimizing reflections
US3324418A (en) * 1964-10-23 1967-06-06 Caswell Electronics Corp Switching circulator having slots extending from the pole pieces to the exterior of the housing to overcome the shorted-turn effect
US3456213A (en) * 1966-12-19 1969-07-15 Rca Corp Single ground plane junction circulator having dielectric substrate
US3466571A (en) * 1968-02-28 1969-09-09 Motorola Inc High peak power waveguide junction circulators having inductive posts in each port for tuning circulator
US3662291A (en) * 1970-06-19 1972-05-09 E & M Lab Waveguide ferrite circulator having conductive side of dielectric disc in contact with ferrite

Also Published As

Publication number Publication date
CA995770A (en) 1976-08-24
DE2253175A1 (de) 1974-05-09
FR2204904A1 (de) 1974-05-24
BE806742A (fr) 1974-02-15
US3922620A (en) 1975-11-25
NL7314636A (de) 1974-05-02
CH559971A5 (de) 1975-03-14
ZA738292B (en) 1974-10-30
NL154628B (nl) 1977-09-15
HU167845B (de) 1975-12-25
USB409251I5 (de) 1975-01-28
AT336686B (de) 1977-05-25
ATA889773A (de) 1976-09-15
IT999000B (it) 1976-02-20
LU68709A1 (de) 1974-01-08
FR2204904B1 (de) 1978-02-10
SE394768B (sv) 1977-07-04
PL87136B1 (de) 1976-06-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee