GB1565591A - Radio navigation antenna system - Google Patents
Radio navigation antenna system Download PDFInfo
- Publication number
- GB1565591A GB1565591A GB6068/77A GB606877A GB1565591A GB 1565591 A GB1565591 A GB 1565591A GB 6068/77 A GB6068/77 A GB 6068/77A GB 606877 A GB606877 A GB 606877A GB 1565591 A GB1565591 A GB 1565591A
- Authority
- GB
- United Kingdom
- Prior art keywords
- antenna system
- central radiator
- horizon
- reflector elements
- set forth
- Prior art date
- 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.)
- Expired
Links
- 230000005855 radiation Effects 0.000 claims description 32
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 6
- 230000005284 excitation Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000011152 fibreglass Substances 0.000 description 3
- 101100536250 Homo sapiens TMEM120A gene Proteins 0.000 description 2
- 102100028548 Ion channel TACAN Human genes 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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
- H01Q3/12—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
- H01Q3/14—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 the relative position of primary active element and a refracting or diffracting device
-
- 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
- G01S1/08—Systems for determining direction or position line
- G01S1/44—Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782805953 DE2805953A1 (de) | 1977-02-14 | 1978-02-13 | Tetramethyltridecadienal, seine herstellung und verwendung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/665,619 US4071847A (en) | 1976-03-10 | 1976-03-10 | Radio navigation antenna system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1565591A true GB1565591A (en) | 1980-04-23 |
Family
ID=24670861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB6068/77A Expired GB1565591A (en) | 1976-03-10 | 1977-02-14 | Radio navigation antenna system |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4071847A (enExample) |
| JP (1) | JPS52129299A (enExample) |
| AU (1) | AU502059B2 (enExample) |
| CA (1) | CA1078955A (enExample) |
| DE (1) | DE2705506A1 (enExample) |
| FR (1) | FR2344144A1 (enExample) |
| GB (1) | GB1565591A (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4260992A (en) * | 1979-12-06 | 1981-04-07 | Rockwell International Corporation | Radio navigation antenna system for aircraft |
| US6864852B2 (en) * | 2001-04-30 | 2005-03-08 | Ipr Licensing, Inc. | High gain antenna for wireless applications |
| US6606057B2 (en) * | 2001-04-30 | 2003-08-12 | Tantivy Communications, Inc. | High gain planar scanned antenna array |
| US20050127764A1 (en) * | 2003-09-08 | 2005-06-16 | Mattis Eric S. | Electric feed-through motor |
| US7019703B2 (en) * | 2004-05-07 | 2006-03-28 | Andrew Corporation | Antenna with Rotatable Reflector |
| US7280072B2 (en) * | 2005-04-13 | 2007-10-09 | Brian Mallick | System for the relative navigation of aircraft and spacecraft using a phased array antenna |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2938208A (en) * | 1955-01-05 | 1960-05-24 | Itt | Omnirange beacon antenna having rotating parasitic conductive elements |
| US2928087A (en) * | 1957-08-19 | 1960-03-08 | Itt | Omnidirectional beacon antenna |
| US3051951A (en) * | 1957-09-11 | 1962-08-28 | Itt | Omnidirectional beacon antenna |
| US3054107A (en) * | 1959-08-28 | 1962-09-11 | Itt | Wide band omnidirectional beacon antenna |
| US3141169A (en) * | 1960-11-21 | 1964-07-14 | Itt | Omnidirectional beacon antenna having dipole radiator and parasitically fed horn radiator |
| US3935576A (en) * | 1974-06-03 | 1976-01-27 | E-Systems, Inc. | Broadband beacon antenna system |
-
1976
- 1976-03-10 US US05/665,619 patent/US4071847A/en not_active Expired - Lifetime
-
1977
- 1977-02-10 DE DE19772705506 patent/DE2705506A1/de not_active Ceased
- 1977-02-14 GB GB6068/77A patent/GB1565591A/en not_active Expired
- 1977-02-17 CA CA271,989A patent/CA1078955A/en not_active Expired
- 1977-02-28 AU AU22767/77A patent/AU502059B2/en not_active Expired
- 1977-03-09 FR FR7706929A patent/FR2344144A1/fr active Granted
- 1977-03-10 JP JP2654477A patent/JPS52129299A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2705506A1 (de) | 1977-09-22 |
| CA1078955A (en) | 1980-06-03 |
| AU2276777A (en) | 1978-09-07 |
| FR2344144A1 (fr) | 1977-10-07 |
| AU502059B2 (en) | 1979-07-12 |
| JPS52129299A (en) | 1977-10-29 |
| US4071847A (en) | 1978-01-31 |
| FR2344144B1 (enExample) | 1983-08-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PE20 | Patent expired after termination of 20 years |
Effective date: 19970213 |