GB2320138B - Microwave circulators and isolators - Google Patents

Microwave circulators and isolators

Info

Publication number
GB2320138B
GB2320138B GB9625568A GB9625568A GB2320138B GB 2320138 B GB2320138 B GB 2320138B GB 9625568 A GB9625568 A GB 9625568A GB 9625568 A GB9625568 A GB 9625568A GB 2320138 B GB2320138 B GB 2320138B
Authority
GB
United Kingdom
Prior art keywords
isolators
microwave circulators
circulators
microwave
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 - Fee Related
Application number
GB9625568A
Other versions
GB2320138A (en
GB9625568D0 (en
Inventor
William Terence Nisbet
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.)
Garrett Motion UK Ltd
Original Assignee
Racal MESL Ltd
Thales MESL Ltd
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 Racal MESL Ltd, Thales MESL Ltd filed Critical Racal MESL Ltd
Priority to GB0031718A priority Critical patent/GB2354885B/en
Priority to GB9625568A priority patent/GB2320138B/en
Publication of GB9625568D0 publication Critical patent/GB9625568D0/en
Publication of GB2320138A publication Critical patent/GB2320138A/en
Application granted granted Critical
Publication of GB2320138B publication Critical patent/GB2320138B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
GB9625568A 1996-12-09 1996-12-09 Microwave circulators and isolators Expired - Fee Related GB2320138B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0031718A GB2354885B (en) 1996-12-09 1996-12-09 Microwave circulators and isolators
GB9625568A GB2320138B (en) 1996-12-09 1996-12-09 Microwave circulators and isolators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9625568A GB2320138B (en) 1996-12-09 1996-12-09 Microwave circulators and isolators

Publications (3)

Publication Number Publication Date
GB9625568D0 GB9625568D0 (en) 1997-01-29
GB2320138A GB2320138A (en) 1998-06-10
GB2320138B true GB2320138B (en) 2001-06-20

Family

ID=10804180

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9625568A Expired - Fee Related GB2320138B (en) 1996-12-09 1996-12-09 Microwave circulators and isolators
GB0031718A Expired - Fee Related GB2354885B (en) 1996-12-09 1996-12-09 Microwave circulators and isolators

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0031718A Expired - Fee Related GB2354885B (en) 1996-12-09 1996-12-09 Microwave circulators and isolators

Country Status (1)

Country Link
GB (2) GB2320138B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3548824B2 (en) 2000-06-14 2004-07-28 株式会社村田製作所 Non-reciprocal circuit device and communication device
US6750730B2 (en) 2002-05-01 2004-06-15 Marconi Communications Gmbh Tuning arrangement for a microwave device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1455084A (en) * 1973-04-30 1976-11-10 Rca Corp Encapsulated microstrip circulator with mode elimination means

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8329578D0 (en) * 1983-11-04 1983-12-07 Gen Electric Co Plc Microstrip circulator arrangements
FR2592231B1 (en) * 1985-12-20 1988-07-08 Thomson Csf MINIATURE GYROMAGNETIC DEVICE AND METHOD FOR ASSEMBLING THE DEVICE.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1455084A (en) * 1973-04-30 1976-11-10 Rca Corp Encapsulated microstrip circulator with mode elimination means

Also Published As

Publication number Publication date
GB2320138A (en) 1998-06-10
GB2354885A (en) 2001-04-04
GB2354885B (en) 2001-06-20
GB0031718D0 (en) 2001-02-07
GB9625568D0 (en) 1997-01-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20071209