dual antenna 中文意思是什麼

dual antenna 解釋
雙重特性天線
  • dual : adj. 二的；二重的；二體的；二元的。 dual personality 雙重人格。n. 【語法】雙數；【數學】對偶。 the D- Monarchy 雙重君主國〈指第一次世界大戰前的奧匈帝國〉。
  • antenna : n. （pl. -nae , antennas）1. 【動物；動物學】觸角。2. 【無線電】天線〈英國常用 aerial〉。
  1. In this paper, the signal processing of sum and difference patterns of amplitude dual - plane monopulse radar and the effect of amplitude - plane non - consistency are analyzed from the coordinates relationship of four - horn antenna at length, and its corresponding simulation is verified, which bring convenience to engineering implementation

    文中從四喇叭天線的位置坐標關系，詳細分析了雙平面振幅和差式單脈沖雷達信號處理過程以及三通道幅相不一致性的影響，並且進行了相應的模擬，為工程實現帶來了很大的便利。
  2. Chapter 4 proposes two false target jamming detection schemes by dual - aperture antenna along - track and cross - track interferometric sar, which are based on moving target detection technique and spatial cancellation algorithm

    第四章將動目標檢測技術和空域對消技術引入到對干擾目標的檢測中，提出了沿航跡和跨航跡雙天線干涉對消檢測虛假圖像欺騙干擾的方法。
  3. Dephasing dual frequency survey antenna

    零相位雙頻測量型天線
  4. In chapter 4, a simulation approach is presented, which combines the outdoor radio propagation model, the eigen - driven patterns of handset diversity antenna with two feed ports and combining schemes of receiving signals, to investigate the performance of a dual antenna handset under co - channel interference ( cci ) and multi - path fading environment

    第四章首先用本徵激勵方向圖的概念來產生手機雙埠分集天線的接收信號矢量，然後將其與城市室外電波傳播模型、分集合併方式相結合，建立了分析在具有共道干擾和多徑衰落環境中手機雙天線系統的性能模型。
  5. Optimization design of dual - feed circular polarization patch antenna based on feeding correction

    用饋電校正優化設計雙饋點圓極化微帶天線
  6. Dual - frequency operation of bow - tie microstrip antenna

    蝶形微帶天線的雙頻工作
  7. Input impedance and impedance matching of a dual - cylindrical antenna array

    雙圓柱體結構天線陣列輸入阻抗計算和阻抗匹配
  8. According to the reciprocal characteristic of dual - mcde reciprocal ferrite phase shifters, the antenna only requires to provide the sa : lle beams of operation between the trtinsmit and receive beams. in addition, 1he phased shifter can operate in various polarizations such as linear polarization or circular polarization, which is adiipted to the development of modern ra ( 1ar technologies

    對電掃描相控陣天線來說，雙模互易式鐵氧體移相器的互易特性可使收、發在同一特定波束位置上工作；此外，雙模互易鐵氧體移相器可以在線極化、圓極化等多種極化方式下工作，適應了現代雷達技術的發展。
  9. Dual - polarization aperture - coupled microstrip element and array antenna with high isolation

    高隔離度的雙極化口徑耦合微帶單元與陣列天線
  10. Secondly, because the band of the traditional microstrip antenna is very narrow. and the isolation can ’ t meet the requirement when the coaxial - line feeding is used to realize the dual polarization. the following work lays heavy stress on analysis of the way of widening the bandwidth and developing the isolation of the antenna

    傳統的微帶天線帶寬較窄，採用普通同軸線饋電實現雙極化的時候，隔離度不能夠滿足天線的要求，所以在接下來工作中，重點分析了微帶天線頻帶展寬和隔離度改善的方法。
  11. Resonant frequency and dual - frequency design of bow - tie microstrip antenna

    蝶形微帶天線的諧振頻率與雙頻設計
  12. Two important applications are as band - pass radomes and as sub reflectors for dual frequency reflector antenna system

    其最主要的兩個應用是作為帶通濾波器的天線罩和用作雙頻率反射天線系統的副反射器。
  13. Secondly, a microstrip antenna used in portable reader and the two novel tag antennas which are a dual - band dipole antenna and a circular polarized microstrip antenna are developed

    提出並研製了新型的雙頻段（ 900mhz / 2 . 4ghz ）電子標簽天線、圓極化微帶型標簽天線以及便攜式讀出裝置用微帶天線。
  14. In this thesis, one kind of the dual - band dual - polarized antenna is mainly researched

    本文就主要針對一種雙頻雙極化天線進行研究。
  15. The test results accord with the simulation results well. grounded on the simulation and measurement, it proves that this antenna can be the dual - band dual - polarized antenna unit

    最後，對天線陣元進行組陣分析，研究了天線單元間距對天線方向圖的影響，並得出了優化的天線陣元間距值。
  16. As the vigorous development of the mobile communication technology, the research of the dual - band dual - polarized antenna is very urgent. it is also of theoretical significance and practical value

    隨著移動通信技術的發展，對雙頻雙極化基站陣列天線的研究就變得十分迫切，同時也具有理論意義和實用價值。
  17. Thirdly, based on the analysis of the microstrip antenna above, the dual - band dual - polarized antenna is designed and simulated. the simulation results meet the results of the requirement of the antenna design

    在以上對微帶天線分析的基礎上，對雙頻雙極化天線單元進行了設計與模擬，模擬結果較好的達到了天線設計要求。
  18. In current communication system, the application of dual - band dual - polarized antenna satisfies the needs of communication system ’ s upgrade, solves the problem of multipath fading, reduces the number and lowers the cost of the antennas

    在現代通信系統中，雙頻雙極化天線的應用能夠滿足通信系統的不斷升級的要求，能有效解決多徑衰落問題，能減少天線數量、降低天線成本。
  19. Zyagd - s035 l1 l2 choke ring antenna provides geodetic - quality gps measurements for surveying, mapping and research applications. the dual - frequency antenna maintains millimeter accuracy, features

    Zyagd - s035 l1 l2扼流圈天線適用與大地測繪，制圖和研究等項目。
  20. Firstly, a novel four - element retrodirective array is designed, based on dual - polarization microstrip array antenna technology and phase - conjugating mixers technology. secondly, a simple, effective testing system is designed and set up, by which the array ’ s monostatic and bistatic radar cross section ( rcs ) are tested

    本文所採用的技術和方法，新穎、簡單、易實現，適合具體的工程應用;本文的結果對于天線研發人員研究方向回溯天線有一定的參考意義。
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