FR2219533A1 - - Google Patents
Info
- Publication number
- FR2219533A1 FR2219533A1 FR7306564A FR7306564A FR2219533A1 FR 2219533 A1 FR2219533 A1 FR 2219533A1 FR 7306564 A FR7306564 A FR 7306564A FR 7306564 A FR7306564 A FR 7306564A FR 2219533 A1 FR2219533 A1 FR 2219533A1
- 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
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/04—Multimode antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/02—Waveguide horns
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/02—Antennas or antenna systems providing at least two radiating patterns providing sum and difference patterns
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7306564A FR2219533B1 (en) | 1973-02-23 | 1973-02-23 | |
US444147A US3883877A (en) | 1973-02-23 | 1974-02-20 | Optimized monopulse antenna feed |
SE7402253A SE388076B (en) | 1973-02-23 | 1974-02-20 | OPTIMAL MONOPULATE FEEDER BY AN ANTENNA |
GB804474A GB1441524A (en) | 1973-02-23 | 1974-02-21 | Optimized monopulse antenna feed coating of bottles |
DE2408610A DE2408610C3 (en) | 1973-02-23 | 1974-02-22 | Horn antenna |
JP2106074A JPS5625806B2 (en) | 1973-02-23 | 1974-02-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7306564A FR2219533B1 (en) | 1973-02-23 | 1973-02-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2219533A1 true FR2219533A1 (en) | 1974-09-20 |
FR2219533B1 FR2219533B1 (en) | 1977-09-02 |
Family
ID=9115337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7306564A Expired FR2219533B1 (en) | 1973-02-23 | 1973-02-23 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3883877A (en) |
JP (1) | JPS5625806B2 (en) |
DE (1) | DE2408610C3 (en) |
FR (1) | FR2219533B1 (en) |
GB (1) | GB1441524A (en) |
SE (1) | SE388076B (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2442519A1 (en) * | 1978-11-24 | 1980-06-20 | Thomson Csf | PRINTED MONOPULSE PRIMER SOURCE FOR AIRPORT RADAR ANTENNA AND ANTENNA COMPRISING SUCH A SOURCE |
FR2477785A1 (en) * | 1980-03-07 | 1981-09-11 | Thomson Csf | MULTIMODE HYPERFREQUENCY SOURCE AND ANTENNA COMPRISING SUCH A SOURCE |
FR2503938A1 (en) * | 1981-04-10 | 1982-10-15 | Thomson Csf | COMPACT DIFFERENTIAL COUPLER FOR RADAR MONOPULSE |
US4476470A (en) * | 1982-09-22 | 1984-10-09 | Rca Corporation | Three horn E-plane monopulse feed |
US4758842A (en) * | 1986-05-19 | 1988-07-19 | Hughes Aircraft Company | Horn antenna array phase matched over large bandwidths |
JPH07101814B2 (en) * | 1988-01-14 | 1995-11-01 | 日本電信電話株式会社 | Antenna feeding circuit |
FR2704695B1 (en) * | 1993-04-30 | 1995-06-23 | Thomson Csf | REAR RADIATION SOURCE FOR REFLECTOR ANTENNA. |
FI99221C (en) * | 1995-08-25 | 1997-10-27 | Nokia Telecommunications Oy | Planar antenna construction |
FR2787199B1 (en) | 1998-12-11 | 2001-03-09 | Thomson Csf | DETECTION METHOD, ESPECIALLY SMALL MARINE TARGETS |
US6211838B1 (en) * | 2000-02-02 | 2001-04-03 | Space Systems/Loral, Inc. | High efficiency dual polarized horn antenna |
US8537067B2 (en) * | 2008-04-29 | 2013-09-17 | Raytheon Company | Small aperture interrogator antenna system employing sum difference azimuth discrimination techniques |
US9035842B2 (en) | 2012-04-12 | 2015-05-19 | Raytheon Company | Miniature horn interrogator antenna with internal sum/difference combiner |
US8933835B2 (en) * | 2012-09-25 | 2015-01-13 | Rosemount Tank Radar Ab | Two-channel directional antenna and a radar level gauge with such an antenna |
CN104953294A (en) * | 2015-07-17 | 2015-09-30 | 桂林安德立通信技术有限公司 | Feed source with low standing-wave ratio and high cross polarization |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2751586A (en) * | 1950-11-22 | 1956-06-19 | Raytheon Mfg Co | Signal-wave transmission systems |
US3274604A (en) * | 1958-12-12 | 1966-09-20 | Bernard L Lewis | Multi-mode simultaneous lobing antenna |
US3308468A (en) * | 1961-05-22 | 1967-03-07 | Hazeltine Research Inc | Monopulse antenna system providing independent control in a plurality of modes of operation |
-
1973
- 1973-02-23 FR FR7306564A patent/FR2219533B1/fr not_active Expired
-
1974
- 1974-02-20 SE SE7402253A patent/SE388076B/en not_active IP Right Cessation
- 1974-02-20 US US444147A patent/US3883877A/en not_active Expired - Lifetime
- 1974-02-21 GB GB804474A patent/GB1441524A/en not_active Expired
- 1974-02-22 DE DE2408610A patent/DE2408610C3/en not_active Expired
- 1974-02-23 JP JP2106074A patent/JPS5625806B2/ja not_active Expired
Non-Patent Citations (1)
Title |
---|
NEANT * |
Also Published As
Publication number | Publication date |
---|---|
US3883877A (en) | 1975-05-13 |
DE2408610B2 (en) | 1980-04-03 |
SE388076B (en) | 1976-09-20 |
GB1441524A (en) | 1976-07-07 |
FR2219533B1 (en) | 1977-09-02 |
JPS49115792A (en) | 1974-11-05 |
DE2408610A1 (en) | 1974-09-12 |
JPS5625806B2 (en) | 1981-06-15 |
DE2408610C3 (en) | 1980-11-27 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |