signal processing antenna system 中文意思是什麼

signal processing antenna system 解釋
信號處理天線系統
  • signal : n 1 信號，暗號；信號器。2 動機，導火線 （for）。3 預兆，徵象。adj 1 暗號的，作信號用的。2 顯著的...
  • antenna : n. （pl. -nae , antennas）1. 【動物；動物學】觸角。2. 【無線電】天線〈英國常用 aerial〉。
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. The key technique include nip signal ' s generation, serial port 422 communication, control system data acquisition and processing, stationary wave ratio of antenna, sending and receiving signal ' s attenuation of antenna and so on

    其關鍵技術包括nip信號產生， rs - 422串口通信，控制系統各模塊數據採集和處理，機載天線駐波比及收發信號衰減測量等。
  2. Smart antenna has two critical tasks, one is to filter the uplink signals, and the other is to form the downlink beam, and we need adaptive algorithm and digital signal processing ( dsp ) technology to fulfill these work. adaptive algorithm is one of the most important technologies of smart antenna, and it determines smart antenna ' s speed to the wanted to signal and the complexity of the circuit of the communication system

    自適應演算法是智能天線的核心技術之一，它決定著智能天線對來波信號響應的速率和系統實現電路的復雜程度，系統需要針對各種通信環境來選擇合適的演算法，也可以採用演算法分集的方法來使整個系統工作在最佳狀態。
  3. In the paper, the gpr system developed by us employs several optimization techniques to enhance the system performances, including antenna, sampling - hold circuit, orientation wheel, function of system software, multithreading, and signal processing algorithms. as the result the system works more well with these techniques, and its azimuth and distance resolution of 10 cm has been achieved with detection depth of more than 50 cm. the main contents of this dissertation are summarized as following : 1

    本文根據探地雷達系統工作原理，在電子科技大學探地雷達系統樣機研製的基礎上採用了各種有效的優化技術，包括探測前端、采樣保持電路的優化，定位輪、目標定位、多線程技術的應用，數據採集處理和控制軟體功能的拓展、各種有效的信號預處理演算法的應用等，顯著提高了系統的探測性能和增強了探測效果，使得系統方位、距離解析度均達到了10cm ，探測深度大於50cm ，其性能指標達到國外先進水平，為進一步的實用化奠定了重要的基礎。
  4. The lna is one of the most important and broad components in microwave communication system receiver, and is used to amplify the low level signal. as the first signal processing block after the antenna, the lna determines the noise figure and input voltage swr and greatly impacts the dynamic range

    低噪聲放大器（ lna ）廣泛應用於微波接收系統中，是重要器件之一，主要用來放大低電平信號，由於是自天線下來第一個進行信號處理的器件， lna決定了整個系統的噪聲性能和電壓駐波比vswr ，並對動態范圍有著較大的影響。
  5. In this paper, we use method of array signal processing, analyze the continuous aperture antenna, modify the parabolic antenna to a new antenna system that possess the functional of the searching and tracking

    利用陣列信號處理方法，對連續口徑天線進行分析，將拋物面天線改進成為一種集搜索、跟蹤於一體的新型天線。
  6. Several critical technologic problems of simulation system of phased array radar are discussed in this paper, firstly, transmission and processing procedure of signal in the phased array radar system are analyzed and the simulation systemic modular structure of phased array radar is founded. and the collectively simulation procedure are discussed. among all parts of whole phased array radar system, the phased array antenna is the most critical one, because the veracity and accuracy of the radar system simulation is directly influenced by it

    本文針對相控陣雷達模擬系統中的幾個關鍵技術問題進行了探討，研究了相控陣雷達的結構、組成及信號在相控陣雷達系統中的傳輸、處理過程，在不影響模擬精度的前提下，進行了適當的簡化和替代等效，構建了模擬系統的模塊化結構，並分析研究了相控陣雷達系統模擬的總體流程。
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