GB0031717D0 - Microwave circulators and isolators - Google Patents
Microwave circulators and isolatorsInfo
- 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
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
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)
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)
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 |
-
1996
- 1996-12-12 GB GB9625823A patent/GB2320369B/en not_active Expired - Fee Related
- 1996-12-12 GB GB0031717A patent/GB2354884B/en not_active Expired - Fee Related
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 |