AT269224B - Antenna with variable scanning range, especially for surveillance radar - Google Patents
Antenna with variable scanning range, especially for surveillance radarInfo
- Publication number
- AT269224B AT269224B AT1164266A AT1164266A AT269224B AT 269224 B AT269224 B AT 269224B AT 1164266 A AT1164266 A AT 1164266A AT 1164266 A AT1164266 A AT 1164266A AT 269224 B AT269224 B AT 269224B
- Authority
- AT
- Austria
- Prior art keywords
- antenna
- scanning range
- surveillance radar
- variable scanning
- variable
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2658—Phased-array fed focussing structure
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
- H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
- H01Q3/18—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is movable and the reflecting device is fixed
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR43488A FR1472126A (en) | 1965-12-23 | 1965-12-23 | Improvements to antennas, in particular to antennas for surveillance radars |
Publications (1)
Publication Number | Publication Date |
---|---|
AT269224B true AT269224B (en) | 1969-03-10 |
Family
ID=8596601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT1164266A AT269224B (en) | 1965-12-23 | 1966-12-19 | Antenna with variable scanning range, especially for surveillance radar |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT269224B (en) |
DE (1) | DE1541475A1 (en) |
FR (1) | FR1472126A (en) |
GB (1) | GB1163310A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7902009A (en) * | 1979-03-14 | 1980-09-16 | Hollandse Signaalapparaten Bv | RADAR SYSTEM. |
GB2268834B (en) * | 1980-12-04 | 1994-06-22 | Racal Mesl Ltd | Radar arrangements and methods of detecting different types of targets |
-
1965
- 1965-12-23 FR FR43488A patent/FR1472126A/en not_active Expired
-
1966
- 1966-12-09 GB GB5534166A patent/GB1163310A/en not_active Expired
- 1966-12-16 DE DE19661541475 patent/DE1541475A1/en active Pending
- 1966-12-19 AT AT1164266A patent/AT269224B/en active
Also Published As
Publication number | Publication date |
---|---|
DE1541475A1 (en) | 1969-10-23 |
FR1472126A (en) | 1967-03-10 |
GB1163310A (en) | 1969-09-04 |
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