相位天線陣 的英文怎麼說

中文拼音 [xiāngwèitiānxiànzhèn]
相位天線陣 英文
phased antenna array
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1 (作戰隊伍的行列或組合方式) battle array [formation]: 布陣 deploy the troops in battle fo...
  • 相位 : phase position; phase
  1. Secondly, this paper illustrated the nonlinear phase dynamic theory of the aia array and the application of it to power - combining and beam - scaning technique. according to these theories, the coupling parameter of nearest neighbors was found by experiment, then the two - element and three - element aia array were designed, and the result of measurement was in agree with that of the nonlinear phase dynamic theory, and the beam - scaning of two - element array was realized by tuning the free oscillation frequency of the elements

    其次,本文討論了有源集成列的非動態理論以及它在功率合成和波束掃描方面的應用,包括同步工作條件、穩定條件和動態方程等,通過實驗確定了列中鄰單元間耦合參數,並將之運用於有源集成二元和三元的設計,實驗結果與理論結果吻合較好。
  2. First, based on phased array antenna ' s mono - pulse goniometry and separate coordinate technology about phase control, the antenna beam pointing error formula, caused by phase quantization error, is derived from linear array and circular array to planar array and cylindrical array

    首先以單脈沖測角原理為基本理論出發點,利用控制的坐標分離技術,基於、圓形等簡單形式的,推導了平面、圓柱面量化誤差引起的波束指向誤差公式。
  3. At same time, it was also investigated the impact of the position errors of multiple antennas both sides of transmit and receive on the correlation of antenna array, and the simulation results by computer are also given

    同時還研究了多置誤差對列的關函數的影響,給出了有關模擬結果。
  4. Every phased - array rader needs thousands of phase shifters, which control the phase of radiator elements in the antenna aperture surface to scan beams fast

    每部雷達需要上千個移器,才能控制孔徑面上各輻射單元的變化進而實現快速掃描。
  5. In addition to the conventional techniques such as low sidelobe antennas and displaced phased center antenna ( dpca ), there has been great interest in space - time adaptive processing ( stap ) because it can suppress clutter effectively and improve the detection performance of airborne phased array radar evidently

    除了採用低副瓣、偏置中心( dpca )等傳統雜波抑制技術,能夠有效提高機載雷達地雜波抑制能力和動目標檢測性能的空時二維自適應處理( stap )受到了廣泛關注。
  6. Abstract : a new waveguide which can change the wide wall of a rectangular waveguide into a symmetric arc wall is named as a cam - rectangular waveguide. comparing to sectoral waveguide, the new waveguide has the same voltage characteristics and is easier to be produced and fixed. an approximate formula of the dominant mode fields and the normalized conductance of a longitudinal resonant slot cut in the curved wall of a cam - rectangular waveguide are given. a resonant slot linear array in c & x band is designed, in which the slot voltage distribution is equiphase and the input is matched. the input voltage stationary ware ratio and the h - plane pattern of the antenna are measured. the experimental results show the conformance with theoretical results

    文摘:把常用的矩形波導一個寬面改成圓弧形構成的波導稱為圓突-矩形波導.這種波導與扇面波導比:電性能當;波導管結構更加簡單,容易加工,便於安裝.文中給出圓突-矩形波導中主模場,圓曲面上縱向槽歸一化諧振電導近似公式.設計了c和x波段波導曲面縱向諧振縫隙,縫隙電壓為同分佈,輸入端匹配.實際測量了輸入端電壓駐波比和h面方向圖,理論與實驗吻合
  7. Floquet ports : these periodic ports enable designers of phased - array antennas and frequency - selective surfaces to obtain separate fields into modes for better understanding and examine phase information for each mode

    傅里葉埠:這種周期性的埠可以使和頻率選擇表面的設計者能夠得到不同傳輸模式下的場型,從而能夠更好地理解和驗證每種模式下的信息
  8. Finally, this paper illustrated the nonlinear phase dynamic theory of the active integrated antenna array and the application of it to the power - combining techniques

    最後,本文討論了有源的非動態理論以及它在功率合成技術方面的運用,包括有源的同步工作和保持一定的關系。
  9. The key for phased array antennas with good functions is the use of controllable phase shifters. however, phase quantization errors affect the accuracy of phased array antenna beam pointing badly, which is mainly researched here

    其中可控數字移器的使用,是優越性能實現的關鍵,但由此引入的量化誤差,嚴重影響了的波束指向精度。
  10. 2. a new angular superresolution technique called phase weighting superresolution method ( pwsm ) is proposed

    針對普通的特點,提出了walsh - hadamard權重方超分辨法。
  11. The smart antenna, which is adapted in the wireless mobile communication system, in fact, forms an antenna with a high gain. thus communication in all directions can be proceeded, then base station antenna coverage, system capacity and service quality are improved, also inter - symbol interferes and multi - access interfere are reduced. the space division multiple access ( sdma ) is introduced, and users can be distinct from each other through their special location

    在無移動通信系統中採用智能技術,實際上是通過數字信號處理,使為每個用戶自適應地進行波束賦形,當于為每個用戶形成了一個可跟蹤它的高增益,從而即可以進行全方通信,也可以用較小的發射功率覆蓋同的范圍以及提高系統容量和業務質量、降低用戶間的碼間干擾和多址干擾。
  12. In the purpose of enhance the circular polarization, the sub - array have used a phase transfer circuit which made each patch have 90deg phase difference in turn. matching branches are added to the full array to enhance the bandwidth of the antenna

    在4單元的設計過程中採用了移電路,使4單元間的依次差90 ,展寬了的圓極化軸比帶寬。
  13. In angle measuring, an antenna configuration and interferometer ambiguity - resolving algorithm are proposed, and to eliminate the error caused by carrier phase error, a correction method is introduced, through which all ambiguity - resolving error can be recognized and he corrected even when the error probability is up to 0. 42

    在測角中,提出了一種干涉儀結構和干涉儀解模糊演算法,針對通道載波誤差可能引起的解模糊錯誤,又提出了一種糾正方法,模擬顯示,在發生解模糊錯誤的概率高達0 . 42的情況下,該方法仍然可以識別並糾正所有解模糊錯誤。
  14. However, df pre - processing is not required in a interferometer direction finder. it only makes use of the phase relations or differences of sensors disposed at different position. azimuth and elevation are caculated from the phase differences or displayed directly on a crt drived by the voltage or current from the phase differences

    干涉儀測向不必進行測向信號預處理而是直接或間接求取在空間上分開的傳感器上感應電勢之間的關系,即干涉差,方角或仰角是直接由干涉差計算得到,或將兩基正交的的干涉差轉化為驅動電壓(電流)分別加到crt陰極顯示器的垂直偏轉圈和水平偏轉圈,模擬顯示出來波方,干涉儀測向為典型的測向方法。
  15. A optimized design of the bend is made using the high frequency simulation software. 5. the coupler and the bend cause a phase change in the wave transmitted past the coupler in the sinuous feed and also a phase change in the coupled po ~ ver

    分析計算了耦合器、波導彎頭引入誤差對性能的影響,在此基礎上,採用對各個耦合器之間波導長度調節的方法,對分佈進行補償。
  16. 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

    對電掃描來說,雙模互易式鐵氧體移器的互易特性可使收、發在同一特定波束置上工作;此外,雙模互易鐵氧體移器可以在極化、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。
  17. This kind of reflectors possessed the advantages of the traditional reflectors and the phased arrays. the reflectarray is made up of lots of resonant elements. when the feed radiate the reflectarray, the reflected wave could be focused at some desired direction owing to the adjustment of each element

    這種列反射具有反射共同的優勢,它的基本結構就是由大量的無源諧振單元組成的單屏或多屏周期性列,然後由一個饋源照射這個,通過調節介質板上每個單元對于入射波的散射,使得反射波在特定的方向實現同,發射出方向性極強的筆形波束。
  18. The serpentine feed is the core of a frequency scanning antenna feed system, which produce proper amplitude and phase distribution for the antenna arrays. most of all, it make the beam scanning over a large angle range by means of changing operating frequency

    它為提供要求的幅度、分佈,更為重要的是當頻率發生少許變化時使源的等面產生顯著的傾斜,完成波束在空間掃描。
  19. By way of analysis about the typical gps receiver tracking loops, the mathematical models of code multipath error and carrier phase multipath error are proposed in the dissertation ; by way of analysis about geometrical model of multipah signal, the mathematical model of differential path delay is proposed in the dissertation ; based on the above analysis, a improved carrier phase multipath mitigation algorithm using closely - spaced multiple antennas array is proposed, the result of computer simulation proves that the algorithm is feasible. the attitude parameters are often estimated using direct computation method. the relationship between the accuracy of attitude parameters and baseline length as well

    本文從經典的gps接收機跟蹤環出發,分析了多徑效應對偽距觀測量、載波觀測量和snr的影響,提出了碼多徑誤差和載波多徑誤差的數學模型;通過對多徑效應的幾何模型分析,提出了多徑信號對路徑延遲的數學模型;在此基礎之上,提出了一種改進的基於窄間距多列的載波多徑誤差抑制演算法,通過計算機模擬證明了該演算法的有效性。
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