pilot signal 中文意思是什麼

pilot signal 解釋
導頻信號
  • pilot : n 1 領港員，舵手；【航空】駕駛員，飛行員；領航員；【火箭】起動人員；指導員，領導人；〈美國〉向導...
  • 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...
  1. In this modified algorithm, channel estimation is made by dispreading the received signal of dpcch with a corresponding long gold sequence and pilot ovsf, followed by averaging

    本文將dpcch中的導頻信號解擾、解擴，再將它們與已知導頻信號相乘得到的通道估計值進行平均，從而得到最終的通道估計值。
  2. Tps tracking pilot signal

    跟蹤導頻信號
  3. There are different ways to make the bit synchronization, for example : the technique of the pilot frequency, the technique of some change about the baseband signal

    為了保證在同步傳輸系統中的位同步，有導頻及對基帶信號信號直接變換的方式，直接變換的方式中，使用線路編碼是比較常見的。
  4. Thirdly, the dissertation presents an anti - interference technology of adaptive array for non - spread spectrum signal using a pilot signal, by which a non - spread spectrum system can use the decoupled 2 - d rake receiver and the original non - spread spectrum system need not be modified

    第三，提出了採用擴頻信號作為導引信號的非擴頻信號自適應陣列天線抗干擾方法。該方法使得非擴頻系統可以採用解耦合空時2 - drake接收機，而且不改變原非擴頻系統。
  5. Increase of unnecessary handoff and unbalance of the teletraffic among different cells. using fuzzy mathematical idea, the thesis proposes a fuzzy pcs ( ffcs ) algorithm, which takes into account of three main factors, i. e. the signal strength of common pilot channel ( cpich ), t

    本論文綜合考慮了公用導頻通道（ cpich ）的信號強度、蜂窩的呼叫到達率和基站的可用功率三個主要因素，借鑒模糊數學思想，提出了一種模糊fcs （ ffcs ）演算法，並通過模擬對軟切換、 fcs和ffcs進行了性能比較。
  6. In chapter five an anti - interference method of adaptive array for ssb signal that uses a pilot signal is presented

    第五章簡單介紹了利用導頻信號實現單邊帶（ singlesideband ）信號自適應天線抗干擾的方法。
  7. The principle and characteristics of ofdm system are introduced first. then several key technologies of channel estimation and equalization for ofdm are discussed in detail, including pilot signal based channel estimation methods, cyclic prefix based channel estimation method, frequency domain adaptive filtering method and time domain equalization method for long channel impulse. the corresponding comparison and simulations are also provided

    文中討論了利用導頻信號的通道估計方法，利用循環前綴進行通道估計的方法， ofdm信號均衡中自適應濾波技術，及通道沖擊響應長于循環前綴時利用時域均衡減少解調器輸入信號拖尾長度的方法，分析了這些方法的原理，並通過計算機模擬驗證了這些方法的性能。
  8. A channel over which pilot signal is transmitted

    可在其上傳輸導頻信號的一種通道。
  9. To estimate the channel well, we introduced a pilot signal aided modulation ( psam ) technology, and utilize certain interpolation way to get the statistical effect of channel, hence afford loss compensation for signal demodulation

    為解決通道估算的問題，本課題引入導頻信號輔助調制，應用一定的插值法，得到通道的統計特性，對信號解調進行衰落補償。
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