FR2205754A1 - - Google Patents
Info
- Publication number
- FR2205754A1 FR2205754A1 FR7238959A FR7238959A FR2205754A1 FR 2205754 A1 FR2205754 A1 FR 2205754A1 FR 7238959 A FR7238959 A FR 7238959A FR 7238959 A FR7238959 A FR 7238959A FR 2205754 A1 FR2205754 A1 FR 2205754A1
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
- H01Q1/425—Housings not intimately mechanically associated with radiating elements, e.g. radome comprising a metallic grid
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7238959A FR2205754B1 (fr) | 1972-11-03 | 1972-11-03 | |
US411911A US3864690A (en) | 1972-11-03 | 1973-11-01 | Multifrequency operating radome |
GB5089773A GB1396675A (en) | 1972-11-03 | 1973-11-01 | Radomes |
DE2354754A DE2354754C2 (de) | 1972-11-03 | 1973-11-02 | Radom |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7238959A FR2205754B1 (fr) | 1972-11-03 | 1972-11-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2205754A1 true FR2205754A1 (fr) | 1974-05-31 |
FR2205754B1 FR2205754B1 (fr) | 1977-04-22 |
Family
ID=9106598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7238959A Expired FR2205754B1 (fr) | 1972-11-03 | 1972-11-03 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3864690A (fr) |
DE (1) | DE2354754C2 (fr) |
FR (1) | FR2205754B1 (fr) |
GB (1) | GB1396675A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2432776A1 (fr) * | 1978-08-04 | 1980-02-29 | Lignes Telegraph Telephon | Reflecteur passif pour onde polarisee circulairement a grande ouverture angulaire |
FR2539245A1 (fr) * | 1983-01-06 | 1984-07-13 | Bruguet Jean Louis | Ecran de terre a base de materiaux composites |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3961333A (en) * | 1974-08-29 | 1976-06-01 | Texas Instruments Incorporated | Radome wire grid having low pass frequency characteristics |
CA1198811A (fr) * | 1981-02-09 | 1985-12-31 | Susumu Tamagawa | Antenne comprenant un separateur de frequences a transmission a large bande ou a caracteristiques de reflexion |
GB2130799A (en) * | 1982-11-18 | 1984-06-06 | Secr Defence | Structural member for radar apparatus |
US5579024A (en) * | 1984-08-20 | 1996-11-26 | Radant Systems, Inc. | Electromagnetic energy shield |
US4638324A (en) * | 1984-12-10 | 1987-01-20 | Hazeltine Corporation | Resistive loop angular filter |
JPH0685487B2 (ja) * | 1985-05-18 | 1994-10-26 | 日本電装株式会社 | 2周波共用平面アンテナ |
US4797683A (en) * | 1986-10-01 | 1989-01-10 | United Technologies Corporation | Multi-spectral radome |
US5384575A (en) * | 1988-09-26 | 1995-01-24 | Hughes Aircraft Company | Bandpass frequency selective surface |
US5455594A (en) * | 1992-07-16 | 1995-10-03 | Conductus, Inc. | Internal thermal isolation layer for array antenna |
US5497169A (en) * | 1993-07-15 | 1996-03-05 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Wide angle, single screen, gridded square-loop frequency selective surface for diplexing two closely separated frequency bands |
US5652631A (en) * | 1995-05-08 | 1997-07-29 | Hughes Missile Systems Company | Dual frequency radome |
ES2115532B1 (es) * | 1996-04-25 | 1999-02-16 | Const Aeronauticas Sa | Elementos reflectantes embebidos en estructuras aeroespaciales para telecomunicaciones. |
GB2378820A (en) * | 2001-08-17 | 2003-02-19 | Anafa Electromagnetic Solution | Electromagnetic filter |
EP1508940A1 (fr) * | 2003-08-19 | 2005-02-23 | Era Patents Limited | Contrôleur de rayonnement comprenant des réactances sur une surface dielectrique |
US9231299B2 (en) * | 2012-10-25 | 2016-01-05 | Raytheon Company | Multi-bandpass, dual-polarization radome with compressed grid |
US9362615B2 (en) * | 2012-10-25 | 2016-06-07 | Raytheon Company | Multi-bandpass, dual-polarization radome with embedded gridded structures |
US9608321B2 (en) * | 2013-11-11 | 2017-03-28 | Gogo Llc | Radome having localized areas of reduced radio signal attenuation |
US9123998B1 (en) * | 2014-03-04 | 2015-09-01 | The Boeing Company | Lightning protected radome system |
JP6326920B2 (ja) * | 2014-04-04 | 2018-05-23 | 株式会社Soken | レーダ装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2841786A (en) * | 1956-02-03 | 1958-07-01 | Robert H Dicke | Dielectric structures |
US2978702A (en) * | 1957-07-31 | 1961-04-04 | Arf Products | Antenna polarizer having two phase shifting medium |
US3148370A (en) * | 1962-05-08 | 1964-09-08 | Ite Circuit Breaker Ltd | Frequency selective mesh with controllable mesh tuning |
FR1492106A (fr) * | 1966-04-28 | 1967-08-18 | Thomson Houston Comp Francaise | Perfectionnements aux antennes d'émission |
US3633206A (en) * | 1967-01-30 | 1972-01-04 | Edward Bellamy Mcmillan | Lattice aperture antenna |
FR1560520A (fr) * | 1968-01-24 | 1969-03-21 | ||
US3560986A (en) * | 1969-02-24 | 1971-02-02 | Brunswick Corp | Radar antenna radome construction |
FR2181577B1 (fr) * | 1972-04-28 | 1974-07-26 | Bony Gilbert |
-
1972
- 1972-11-03 FR FR7238959A patent/FR2205754B1/fr not_active Expired
-
1973
- 1973-11-01 US US411911A patent/US3864690A/en not_active Expired - Lifetime
- 1973-11-01 GB GB5089773A patent/GB1396675A/en not_active Expired
- 1973-11-02 DE DE2354754A patent/DE2354754C2/de not_active Expired
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2432776A1 (fr) * | 1978-08-04 | 1980-02-29 | Lignes Telegraph Telephon | Reflecteur passif pour onde polarisee circulairement a grande ouverture angulaire |
FR2539245A1 (fr) * | 1983-01-06 | 1984-07-13 | Bruguet Jean Louis | Ecran de terre a base de materiaux composites |
Also Published As
Publication number | Publication date |
---|---|
GB1396675A (en) | 1975-06-04 |
DE2354754A1 (de) | 1974-05-09 |
FR2205754B1 (fr) | 1977-04-22 |
DE2354754C2 (de) | 1982-09-23 |
US3864690A (en) | 1975-02-04 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CL | Concession to grant licences | ||
ST | Notification of lapse |