ITWX20020007A1 - Antenna a doppia alimentazione - Google Patents
Antenna a doppia alimentazioneInfo
- Publication number
- ITWX20020007A1 ITWX20020007A1 IT000007A ITWX20020007A ITWX20020007A1 IT WX20020007 A1 ITWX20020007 A1 IT WX20020007A1 IT 000007 A IT000007 A IT 000007A IT WX20020007 A ITWX20020007 A IT WX20020007A IT WX20020007 A1 ITWX20020007 A1 IT WX20020007A1
- Authority
- IT
- Italy
- Prior art keywords
- powered antenna
- double
- double powered
- antenna
- powered
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G3/00—Aiming or laying means
- F41G3/22—Aiming or laying means for vehicle-borne armament, e.g. on aircraft
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0115549.8A GB0115549D0 (en) | 2001-06-26 | 2001-06-26 | Dual-feed antenna |
Publications (1)
Publication Number | Publication Date |
---|---|
ITWX20020007A1 true ITWX20020007A1 (it) | 2002-12-27 |
Family
ID=38219075
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT000007A ITWX20020007A1 (it) | 2001-06-26 | 2002-05-28 | Antenna a doppia alimentazione |
Country Status (5)
Country | Link |
---|---|
US (1) | US7876278B2 (it) |
DE (1) | DE10226378A1 (it) |
FR (1) | FR2903814A1 (it) |
GB (2) | GB0115549D0 (it) |
IT (1) | ITWX20020007A1 (it) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2538256B (en) * | 2015-05-12 | 2021-08-04 | Thermoteknix Systems Ltd | Optical data insertion device |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2981834A (en) * | 1955-01-11 | 1961-04-25 | Rollind O Holloway | Interference rejection system and method using two relatively rotatable antennas |
US4319242A (en) * | 1980-03-04 | 1982-03-09 | The United States Of America As Represented By The Secretary Of The Navy | Integrated weapon control radar system |
US4561775A (en) * | 1983-03-07 | 1985-12-31 | Texas Instruments Incorporated | Thermally integrated laser/FLIR rangefinder |
EP0235932B1 (en) * | 1986-02-13 | 1992-12-30 | Thorn Emi Electronics Limited | Dual mode radar system |
DE3629315A1 (de) * | 1986-08-28 | 1988-03-10 | Messerschmitt Boelkow Blohm | Reflektoranordnung fuer einen geostationaeren satelliten |
IL102973A0 (en) * | 1991-09-04 | 1993-02-21 | Westinghouse Electric Corp | Optically multiplexed dual line of sight flir system |
WO1994026001A1 (en) * | 1993-04-30 | 1994-11-10 | Hazeltine Corporation | Steerable antenna systems |
GB2314985B (en) | 1996-07-04 | 2001-06-13 | Marconi Gec Ltd | Interferometry |
GB9824800D0 (en) | 1998-11-12 | 1999-01-06 | Marconi Electronic Syst Ltd | Scanning of electromagnetic beams |
GB0030931D0 (en) * | 2000-12-19 | 2001-01-31 | Radiant Networks Plc | Support structure for antennas, transceiver apparatus and rotary coupling |
-
2001
- 2001-06-26 GB GBGB0115549.8A patent/GB0115549D0/en not_active Ceased
-
2002
- 2002-05-28 IT IT000007A patent/ITWX20020007A1/it unknown
- 2002-06-12 DE DE10226378A patent/DE10226378A1/de active Pending
- 2002-06-14 GB GB0213861A patent/GB2435745B/en not_active Expired - Fee Related
- 2002-06-24 US US10/183,066 patent/US7876278B2/en not_active Expired - Fee Related
- 2002-06-26 FR FR0207948A patent/FR2903814A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US7876278B2 (en) | 2011-01-25 |
DE10226378A1 (de) | 2009-02-26 |
FR2903814A1 (fr) | 2008-01-18 |
GB2435745A (en) | 2007-09-05 |
US20100321260A1 (en) | 2010-12-23 |
GB0115549D0 (en) | 2007-06-20 |
GB0213861D0 (en) | 2007-06-20 |
GB2435745B (en) | 2008-02-06 |
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