RU2015154028A - Линзовая антенна - Google Patents
Линзовая антенна Download PDFInfo
- Publication number
- RU2015154028A RU2015154028A RU2015154028A RU2015154028A RU2015154028A RU 2015154028 A RU2015154028 A RU 2015154028A RU 2015154028 A RU2015154028 A RU 2015154028A RU 2015154028 A RU2015154028 A RU 2015154028A RU 2015154028 A RU2015154028 A RU 2015154028A
- Authority
- RU
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- Prior art keywords
- lens
- antenna according
- waveguide
- lens antenna
- radiating
- Prior art date
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Classifications
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- 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
- H01Q19/06—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 using refracting or diffracting devices, e.g. lens
- H01Q19/062—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 using refracting or diffracting devices, e.g. lens for focusing
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- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
- H01Q15/08—Refracting or diffracting devices, e.g. lens, prism formed of solid dielectric material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
Landscapes
- Aerials With Secondary Devices (AREA)
Claims (18)
1. Линзовая антенна, содержащая линзу и, по меньшей мере, один антенный элемент, при этом линза состоит из коллимирующей части и части удлинения, выполненными заодно из диэлектрического материала, причем на части удлинения выполнена по существу плоская площадка, которую пересекает ось коллимирующей части, а антенный элемент жестко зафиксирован на площадке, отличающаяся тем, что антенный элемент выполнен в виде полого волновода, излучающий раскрыв которого обращен к линзе, и включающего переходную область переменного сечения между своими входным и излучающим раскрывами, причем антенный элемент содержит диэлектрическую вставку, имеющую ту же форму поперечного сечения, что и излучающий раскрыв полого волновода, и выполненную заодно с диэлектрической линзой из одного материала.
2. Линзовая антенна по п. 1, отличающаяся тем, что размер излучающего раскрыва волновода определен заранее заданной шириной главного лепестка и значениями уровней боковых лепестков диаграммы направленности линзовой антенны.
3. Линзовая антенна по п. 1, отличающаяся тем, что антенный элемент зафиксирован в положении, заранее определенным в соответствии с заданным направлением главного лепестка диаграммы направленности линзовой антенны.
4. Линзовая антенна по п. 1, отличающаяся тем, что длина диэлектрической вставки меньше длины волновода.
5. Линзовая антенна по п. 1, отличающаяся тем, что излучающий раскрыв волновода имеет прямоугольную форму.
6. Линзовая антенна по п. 5, отличающаяся тем, что линза выполнена из материала с диэлектрической проницаемостью в диапазоне от 2,0 до 2,5, а длина каждой стороны излучающего раскрыва волновода выбирается из диапазона 0,6λ-1,0λ, где λ - длина волны в свободном пространстве.
7. Линзовая антенна по п. 1, отличающаяся тем, что излучающий раскрыв волновода имеет круглую форму.
8. Линзовая антенна по п. 7, отличающаяся тем, что линза выполнена из материала с диэлектрической проницаемостью в диапазоне от 2,0 до 2,5, а диаметр поперечного сечения излучающего раскрыва волновода выбирается из диапазона 0,6λ-1,0λ, где λ - длина волны в свободном пространстве.
9. Линзовая антенна по п. 1, отличающаяся тем, что излучающий раскрыв волновода имеет эллиптическую форму.
10. Линзовая антенна по п. 9, отличающаяся тем, что линза выполнена из материала с диэлектрической проницаемостью в диапазоне от 2,0 до 2,5, а малая и большая полуоси эллиптического излучающего раскрыва волновода выбираются из диапазона 0,6λ-1,0λ, где λ - длина волны в свободном пространстве.
11. Линзовая антенна по п. 1, отличающаяся тем, что коллимирующая часть линзы имеет форму полуэллипсоида вращения.
12. Линзовая антенна по п. 1, отличающаяся тем, что коллимирующая часть линзы имеет форму полусферы.
13. Линзовая антенна по п. 1, отличающаяся тем, что поверхность части удлинения линзы является поверхностью вращения.
14. Линзовая антенна по п. 13, отличающаяся тем, что часть удлинения линзы имеет форму цилиндра.
15. Линзовая антенна по п. 13, отличающаяся тем, что часть удлинения линзы имеет форму усеченного конуса.
16. Линзовая антенна по п. 1, отличающаяся тем, что входной раскрыв волновода соединен с приемопередатчиком.
17. Линзовая антенна по п. 1, отличающаяся тем, что дополнительно содержит блок переключения для подачи сигнала, по меньшей мере, на один антенный элемент.
18. Линзовая антенна по любому из пп. 1-17, отличающаяся тем, что предназначена для применения в системах радиосвязи миллиметрового диапазона длин волн типа «точка-точка».
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/RU2013/000429 WO2014193257A1 (en) | 2013-05-27 | 2013-05-27 | Lens antenna |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2015154028A true RU2015154028A (ru) | 2017-07-04 |
RU2626559C2 RU2626559C2 (ru) | 2017-07-28 |
Family
ID=49883188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2015154028A RU2626559C2 (ru) | 2013-05-27 | 2013-05-27 | Линзовая антенна |
Country Status (4)
Country | Link |
---|---|
US (1) | US10224638B2 (ru) |
EP (1) | EP3005481B1 (ru) |
RU (1) | RU2626559C2 (ru) |
WO (1) | WO2014193257A1 (ru) |
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EP3005481B1 (en) | 2020-02-19 |
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US10224638B2 (en) | 2019-03-05 |
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US20160087344A1 (en) | 2016-03-24 |
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