GB1574176A - Wide-band isolators operating at microwaves - Google Patents
Wide-band isolators operating at microwaves Download PDFInfo
- Publication number
- GB1574176A GB1574176A GB9778/77A GB977877A GB1574176A GB 1574176 A GB1574176 A GB 1574176A GB 9778/77 A GB9778/77 A GB 9778/77A GB 977877 A GB977877 A GB 977877A GB 1574176 A GB1574176 A GB 1574176A
- Authority
- GB
- United Kingdom
- Prior art keywords
- gyromagnetic
- load
- slabs
- propagation
- strip
- 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
Links
- 239000000463 material Substances 0.000 claims description 13
- 230000003071 parasitic effect Effects 0.000 claims description 10
- 230000005291 magnetic effect Effects 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000001902 propagating effect Effects 0.000 claims description 3
- 230000002745 absorbent Effects 0.000 claims description 2
- 239000002250 absorbent Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 2
- 238000003780 insertion Methods 0.000 description 11
- 230000037431 insertion Effects 0.000 description 11
- 238000010276 construction Methods 0.000 description 3
- 230000000644 propagated effect Effects 0.000 description 3
- 241000826860 Trapezium Species 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- MTRJKZUDDJZTLA-UHFFFAOYSA-N iron yttrium Chemical compound [Fe].[Y] MTRJKZUDDJZTLA-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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
- H01P1/36—Isolators
- H01P1/362—Edge-guided mode devices
Landscapes
- Waveguide Aerials (AREA)
- Vibration Prevention Devices (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7606792A FR2344140A1 (fr) | 1976-03-10 | 1976-03-10 | Isolateurs a large bande fonctionnant aux longueurs d'onde centimetriques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1574176A true GB1574176A (en) | 1980-09-03 |
Family
ID=9170201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9778/77A Expired GB1574176A (en) | 1976-03-10 | 1977-03-08 | Wide-band isolators operating at microwaves |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4152677A (enExample) |
| DE (1) | DE2710506C3 (enExample) |
| FR (1) | FR2344140A1 (enExample) |
| GB (1) | GB1574176A (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2384361A1 (fr) * | 1977-03-18 | 1978-10-13 | Lignes Telegraph Telephon | Dephaseurs non reciproques hyperfrequences a large bande a mode de surface |
| FR2507391A1 (fr) * | 1981-06-05 | 1982-12-10 | Thomson Csf | Perfectionnement aux dispositifs hyperfrequences non reciproques a ondes de surface electromagnetiques, et utilisation de tels dispositifs |
| US4605911A (en) * | 1984-10-24 | 1986-08-12 | The United States Of America As Represented By The Secretary Of The Air Force | Magnetic bias and delay linearity in a magnetostatic wave delay line |
| FR2575605B1 (fr) * | 1984-12-27 | 1987-02-06 | Thomson Csf | Dispositif hyperfrequence non reciproque a ondes de surface et isolateur a fort isolement utilisant ce dispositif |
| US4808950A (en) * | 1986-10-06 | 1989-02-28 | Sanders Associates, Inc. | Electromagnetic dispersive delay line |
| DE4226860A1 (de) * | 1992-08-13 | 1994-02-17 | Siemens Ag | Magnetostatischer Oberflächenwellenisolator |
| US5949311A (en) * | 1997-06-06 | 1999-09-07 | Massachusetts Institute Of Technology | Tunable resonators |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2226726C3 (de) * | 1971-06-04 | 1982-05-27 | Lignes Télégraphiques et Téléphoniques, Paris | Nichtreziproke Übertragungsanordnung für elektromagnetische Höchstfrequenzwellen |
| US3886502A (en) * | 1974-08-06 | 1975-05-27 | Ryt Ind | Broad band field displacement isolator |
| US3928806A (en) * | 1974-11-08 | 1975-12-23 | Us Army | Power dividing and combining techniques for microwave amplifiers |
-
1976
- 1976-03-10 FR FR7606792A patent/FR2344140A1/fr active Granted
-
1977
- 1977-03-08 GB GB9778/77A patent/GB1574176A/en not_active Expired
- 1977-03-10 DE DE2710506A patent/DE2710506C3/de not_active Expired
-
1978
- 1978-07-26 US US05/928,273 patent/US4152677A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4152677A (en) | 1979-05-01 |
| DE2710506B2 (de) | 1980-10-02 |
| FR2344140B1 (enExample) | 1978-08-25 |
| DE2710506C3 (de) | 1981-07-16 |
| DE2710506A1 (de) | 1977-09-15 |
| FR2344140A1 (fr) | 1977-10-07 |
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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 |