standard antenna 中文意思是什麼

standard antenna 解釋
標準天線
  • standard : n 1 標準，水準，規格，模範。2 旗；軍旗，隊旗；【徽章】標幟，標記；旗標，象徵。3 【植物；植物學】...
  • 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. Standard for safety for community - antenna television cables

    社區天線電視電纜用安全標準
  2. For the sake of the convenient network simulation, i select a same framework in my mac and routine protocols " simulation, that is ieee802. 11 standard built in soft tool opnet, by designing my network node model and directional antenna model, and the improvement of the current protocols, i realizes the evaluation of my special networks

    為了方便網路協議性能模擬，使移動自組網的接入協議和路由協議能夠在同一個模板上實現，本文在模擬平臺opnet設計了ieee802 . 11框架下的移動自組網節點模型和定向天線模型等，並通過對現有協議的改進，實現了特定網路性能的計算機模擬。
  3. This approach needs one receiver with every antenna working in time - division mode, which uses the standard array signal processing algorithm to finding direction after recovering the multiple signals by interpolation

    此方法採用一個接收通道，各陣元以時分方式工作，採用插值的方法恢復出各路信號，然後運用陣列信號處理演算法進行測向。
  4. Structural standard for antenna support structures and antennas

    天線支撐結構物和天線的結構標準
  5. Grading standard of quelity for antenna amplifier used in cabled distribution systems primarily intended for sound and television signals operating between 30mhz and 1ghz

    30mhz 1ghz聲音和電視信號的電纜分配系統天線放大器質量分等標準
  6. In this paper, a smart - antenna base receiver compatible with the w - cdma standard is researched and designed. according to this standard, the up - link frequency band allocates from 1920mhz ~ 1980mhz, and the signal is modulated by qpsk schemes

    本文主要針對應用於w - cdma系統的智能天線接收機射頻前端進行研究和設計，此接收機應用於w - cdma系統上行鏈路（ 1920mhz 1980mhz ） ，採用qpsk調制技術。
  7. The first step is the spatial coordinate conversion, which converts the measurement data from the measurement coordinate system to the theoretical coordinate system. the next step is to work out the systematic distortion errors of the antenna surface. the last step is to found the antenna surface model based upon neural network, then we can get random errors of the measurement data and take the mse ( mean square errors ) as the standard errors of the random errors by statistical method

    本論文的數據處理過程主要包括：一，實現測量數據的坐標轉換，將測量數據從測量坐標系轉換到設計坐標系；二，求出天線面的變形系統誤差；三，建立基於神經網路的天線面模型，求出各點的隨機誤差值，用統計的方法取其均方根作為標準偏差，並最終求得天線面的型面誤差值。
  8. Standard artificial antenna

    標準模擬天線
  9. Eas deactivation antenna is standard

    具有eas電子防盜天線標準配置
  10. Using the phase conjugation mixer the compact wire antenna with two isolated ports presented in chapter 2 is simulated, and the results show that the antenna can follow the incoming signal with the main beam and has 4 - 8db gain improve against the standard monopole in the incoming signal direction

    對本文第二章提出的兩饋電埠的高隔離度線天線的模擬表明，利用相位共軛電子科技大學博士論文混頻器，天線系統能以主波束在0 』一360 』的范圍內跟蹤入射波方向，具有一定的方向回溯能力。
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