FR2461370B1 - - Google Patents
Info
- Publication number
- FR2461370B1 FR2461370B1 FR7917847A FR7917847A FR2461370B1 FR 2461370 B1 FR2461370 B1 FR 2461370B1 FR 7917847 A FR7917847 A FR 7917847A FR 7917847 A FR7917847 A FR 7917847A FR 2461370 B1 FR2461370 B1 FR 2461370B1
- Authority
- FR
- France
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/165—Auxiliary devices for rotating the plane of polarisation
- H01P1/17—Auxiliary devices for rotating the plane of polarisation for producing a continuously rotating polarisation, e.g. circular polarisation
- H01P1/171—Auxiliary devices for rotating the plane of polarisation for producing a continuously rotating polarisation, e.g. circular polarisation using a corrugated or ridged waveguide section
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7917847A FR2461370A1 (fr) | 1979-07-10 | 1979-07-10 | Polariseur a large bande et faible taux d'ellipticite et materiel travaillant en hyperfrequences comportant un tel polariseur |
| EP80400970A EP0022401B1 (fr) | 1979-07-10 | 1980-06-27 | Polariseur à large bande et faible taux d'ellipticité et matériel travaillant en hyperfréquence comportant un tel polariseur |
| JP9257080A JPS5616301A (en) | 1979-07-10 | 1980-07-07 | Wide band small elliptical coefficiency polarizer |
| US06/166,682 US4305051A (en) | 1979-07-10 | 1980-07-07 | Broad band polarizer with a low degree of ellipticity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7917847A FR2461370A1 (fr) | 1979-07-10 | 1979-07-10 | Polariseur a large bande et faible taux d'ellipticite et materiel travaillant en hyperfrequences comportant un tel polariseur |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2461370A1 FR2461370A1 (fr) | 1981-01-30 |
| FR2461370B1 true FR2461370B1 (OSRAM) | 1983-08-19 |
Family
ID=9227710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7917847A Granted FR2461370A1 (fr) | 1979-07-10 | 1979-07-10 | Polariseur a large bande et faible taux d'ellipticite et materiel travaillant en hyperfrequences comportant un tel polariseur |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4305051A (OSRAM) |
| EP (1) | EP0022401B1 (OSRAM) |
| JP (1) | JPS5616301A (OSRAM) |
| FR (1) | FR2461370A1 (OSRAM) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4549310A (en) * | 1984-03-29 | 1985-10-22 | Rca Corporation | Cross-polarization corrector for circular waveguide |
| US4672334A (en) * | 1984-09-27 | 1987-06-09 | Andrew Corporation | Dual-band circular polarizer |
| US4725795A (en) * | 1985-08-19 | 1988-02-16 | Hughes Aircraft Co. | Corrugated ridge waveguide phase shifting structure |
| US4906951A (en) * | 1989-02-15 | 1990-03-06 | United States Department Of Energy | Birefringent corrugated waveguide |
| JP3331839B2 (ja) * | 1995-11-13 | 2002-10-07 | 松下電器産業株式会社 | 円偏波一直線偏波変換器 |
| JP3657484B2 (ja) | 1999-12-10 | 2005-06-08 | 三菱電機株式会社 | 円偏波発生器 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2986713A (en) * | 1958-04-29 | 1961-05-30 | Kent Howard | Corrugated flexible wave guide |
| US3668567A (en) * | 1970-07-02 | 1972-06-06 | Hughes Aircraft Co | Dual mode rotary microwave coupler |
| GB1365484A (en) * | 1971-11-10 | 1974-09-04 | Plessey Co Ltd | Waveguide structures |
| US3857112A (en) * | 1973-11-02 | 1974-12-24 | Gte Sylvania Inc | Broadband quarter-wave plate assembly |
| US4100514A (en) * | 1977-04-28 | 1978-07-11 | Gte Sylvania Incorporated | Broadband microwave polarizer device |
| EP0014099A1 (en) * | 1979-01-26 | 1980-08-06 | ERA Technology Limited | Circular polariser |
-
1979
- 1979-07-10 FR FR7917847A patent/FR2461370A1/fr active Granted
-
1980
- 1980-06-27 EP EP80400970A patent/EP0022401B1/fr not_active Expired
- 1980-07-07 US US06/166,682 patent/US4305051A/en not_active Expired - Lifetime
- 1980-07-07 JP JP9257080A patent/JPS5616301A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0022401B1 (fr) | 1984-09-19 |
| FR2461370A1 (fr) | 1981-01-30 |
| EP0022401A1 (fr) | 1981-01-14 |
| US4305051A (en) | 1981-12-08 |
| JPS5616301A (en) | 1981-02-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |