GB0031717D0 - Microwave circulators and isolators - Google Patents

Microwave circulators and isolators

Info

Publication number
GB0031717D0
GB0031717D0 GBGB0031717.2A GB0031717A GB0031717D0 GB 0031717 D0 GB0031717 D0 GB 0031717D0 GB 0031717 A GB0031717 A GB 0031717A GB 0031717 D0 GB0031717 D0 GB 0031717D0
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.)
Granted
Application number
GBGB0031717.2A
Other versions
GB2354884A (en
GB2354884B (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.)
Garrett Motion UK Ltd
Original Assignee
Racal 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 filed Critical Racal MESL Ltd
Priority to GB0031717A priority Critical patent/GB2354884B/en
Publication of GB0031717D0 publication Critical patent/GB0031717D0/en
Publication of GB2354884A publication Critical patent/GB2354884A/en
Application granted granted Critical
Publication of GB2354884B publication Critical patent/GB2354884B/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
GB0031717A 1996-12-12 1996-12-12 Microwave circulators and isolators Expired - Fee Related GB2354884B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0031717A GB2354884B (en) 1996-12-12 1996-12-12 Microwave circulators and isolators

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9625823A GB2320369B (en) 1996-12-12 1996-12-12 Microwave circulators and isolators
GB0031717A GB2354884B (en) 1996-12-12 1996-12-12 Microwave circulators and isolators

Publications (3)

Publication Number Publication Date
GB0031717D0 true GB0031717D0 (en) 2001-02-07
GB2354884A GB2354884A (en) 2001-04-04
GB2354884B GB2354884B (en) 2001-06-13

Family

ID=10804332

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9625823A Expired - Fee Related GB2320369B (en) 1996-12-12 1996-12-12 Microwave circulators and isolators
GB0031717A Expired - Fee Related GB2354884B (en) 1996-12-12 1996-12-12 Microwave circulators and isolators

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9625823A Expired - Fee Related GB2320369B (en) 1996-12-12 1996-12-12 Microwave circulators and isolators

Country Status (1)

Country Link
GB (2) GB2320369B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6750730B2 (en) 2002-05-01 2004-06-15 Marconi Communications Gmbh Tuning arrangement for a microwave device
US9214712B2 (en) 2011-05-06 2015-12-15 Skyworks Solutions, Inc. Apparatus and methods related to ferrite based circulators
CN104380526B (en) * 2012-05-18 2018-02-09 天工方案公司 The apparatus and method related to the knot ferrite device with improved insertion loss performance
CN105896011B (en) * 2014-11-24 2021-03-30 绵阳市耐特电子实业有限责任公司 Design calculation method for inner conductor of quasi-microstrip ferrite circulator
JP6060991B2 (en) * 2015-02-27 2017-01-18 Tdk株式会社 Non-reciprocal circuit device and communication device using the same
US20180159193A1 (en) * 2015-05-27 2018-06-07 Apollo Microwaves Ltd. E-plane waveguide circulator for operation above magnetic resonance

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2344141A2 (en) * 1972-11-17 1977-10-07 Thomson Csf JUNCTION CIRCULATOR FOR HIGH-LEVEL HYPERFREQUENCY TRANSMISSION
US4205281A (en) * 1975-05-10 1980-05-27 Tsukasa Nagao Ferrite composite circulator
US4122418A (en) * 1975-05-10 1978-10-24 Tsukasa Nagao Composite resonator
FR2434495A1 (en) * 1978-07-10 1980-03-21 Lignes Telegraph Telephon BROADBAND POWER CIRCULATOR FOR VERY HIGH AND ULTRA HIGH FREQUENCY WAVES
US5886587A (en) * 1997-02-11 1999-03-23 Raytheon Company Flipped lumped element circulator
JP3959797B2 (en) * 1997-09-17 2007-08-15 有限会社ケイラボラトリー Lumped constant circulator

Also Published As

Publication number Publication date
GB2354884A (en) 2001-04-04
GB2320369B (en) 2001-03-07
GB2354884B (en) 2001-06-13
GB2320369A (en) 1998-06-17
GB9625823D0 (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: 20071212