NL6901959A - - Google Patents
Info
- Publication number
- NL6901959A NL6901959A NL6901959A NL6901959A NL6901959A NL 6901959 A NL6901959 A NL 6901959A NL 6901959 A NL6901959 A NL 6901959A NL 6901959 A NL6901959 A NL 6901959A NL 6901959 A NL6901959 A NL 6901959A
- Authority
- NL
- Netherlands
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
- H01Q25/02—Antennas or antenna systems providing at least two radiating patterns providing sum and difference patterns
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR139374 | 1968-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6901959A true NL6901959A (en) | 1969-08-12 |
Family
ID=8645799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6901959A NL6901959A (en) | 1968-02-09 | 1969-02-07 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3594811A (en) |
| DE (1) | DE1906325A1 (en) |
| FR (1) | FR1564646A (en) |
| GB (1) | GB1235219A (en) |
| NL (1) | NL6901959A (en) |
| SE (1) | SE354946B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU531239B2 (en) * | 1978-06-15 | 1983-08-18 | Plessey Overseas Ltd. | Directional arrays |
| FR2455369A1 (en) * | 1979-04-25 | 1980-11-21 | Thomson Csf | Monopulse antenna with two planar arrays - enlarges measuring angle by providing uniformly distributed wave energy |
| DE2932896C2 (en) * | 1979-08-14 | 1982-06-09 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Circuit arrangement for the receiving point of a diversity transmission link |
| US4616230A (en) * | 1984-11-15 | 1986-10-07 | The United States Of America As Represented By The Secretary Of The Air Force | Conformal phased array antenna pattern corrector |
| EP0237110A1 (en) * | 1986-03-05 | 1987-09-16 | THORN EMI Electronics Limited | Direction-finding antenna system |
| US4827270A (en) * | 1986-12-22 | 1989-05-02 | Mitsubishi Denki Kabushiki Kaisha | Antenna device |
| DE10012080C1 (en) * | 2000-03-14 | 2001-10-31 | Daimler Chrysler Ag | Antenna array and method for operating an antenna array |
| JP3995004B2 (en) * | 2004-07-12 | 2007-10-24 | 日本電気株式会社 | Null fill antenna, omni antenna, radio equipment |
| US7705770B2 (en) * | 2004-07-16 | 2010-04-27 | Telephonics, Inc. | System and method for suppressing IFF responses in the sidelobes and backlobes of IFF interrogator antennas |
| US20080068266A1 (en) * | 2005-11-23 | 2008-03-20 | Northrop Grumman Corporation | Beamforming for spatial sidelobe cancellation and AMR direction finding |
| US7663548B2 (en) * | 2006-03-24 | 2010-02-16 | The Aerospace Corporation | Switched combiner GPS receiver system |
| FR2918804B1 (en) * | 2007-07-12 | 2009-10-02 | Thales Sa | PSEUDO-OMNIDIRECTIONAL ANTENNA FOR INTERROGATOR OR SYSTEM FOR READING AND / OR PASSIVE LISTENING FUNCTIONS |
| US9350086B2 (en) * | 2012-11-09 | 2016-05-24 | Src, Inc. | Shaped lens antenna for direction finding at the Ka-band |
| US10167709B2 (en) | 2014-06-09 | 2019-01-01 | Turboshale, Inc. | Subsurface multiple antenna radiation technology (SMART) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1231221A (en) * | 1959-04-10 | 1960-09-27 | Csf | Superdirective antennas |
| US3255450A (en) * | 1960-06-15 | 1966-06-07 | Sanders Associates Inc | Multiple beam antenna system employing multiple directional couplers in the leadin |
| US3267472A (en) * | 1960-07-20 | 1966-08-16 | Litton Systems Inc | Variable aperture antenna system |
| US3276018A (en) * | 1963-05-08 | 1966-09-27 | Jesse L Butler | Phase control arrangements for a multiport system |
| GB1056352A (en) * | 1963-07-29 | 1967-01-25 | Marconi Co Ltd | Improvements in or relating to aerial systems |
-
1968
- 1968-02-09 FR FR139374A patent/FR1564646A/fr not_active Expired
-
1969
- 1969-02-07 SE SE01692/69A patent/SE354946B/xx unknown
- 1969-02-07 US US797519A patent/US3594811A/en not_active Expired - Lifetime
- 1969-02-07 GB GB6881/69A patent/GB1235219A/en not_active Expired
- 1969-02-07 NL NL6901959A patent/NL6901959A/xx unknown
- 1969-02-08 DE DE19691906325 patent/DE1906325A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR1564646A (en) | 1969-04-25 |
| DE1906325A1 (en) | 1969-09-04 |
| US3594811A (en) | 1971-07-20 |
| GB1235219A (en) | 1971-06-09 |
| SE354946B (en) | 1973-03-26 |