differential encoding 中文意思是什麼

differential encoding 解釋
差分編碼
  • differential : adj 1 差別的，區別的；特定的。2 【數學】微分的。3 【物、機】差動的，差速的，差示的。n 1 （鐵路不...
  • encoding : 編碼（作用）
  1. ( c ) propose the scheme to implementing the coder and deoder of optical time - spreading / frequency - hopping, by assigning two orthogonal codes for one user and using these two codes to encoding 1 and 0 respectively, differential detection can be adopted. not only improves system performances in ber, but also resists the interference such as mai, and does n ' t need any control devices to evaluate the optimum decisive threshold

    通過給每個用戶指定互相關為0的兩個地址碼分別發送1和0信號以及在接收端採用差分檢測技術，避免了ook （開關鍵控）光通信系統中0不發送光脈沖和ook常規檢測方式下最佳判決門限必須根椐用戶數等外界環境而改變，從而提高了系統性能和降低了系統的復雜度。
  2. The transmit circuit includes convolutional encoding, framing, differential encoding, shaping filter, pn generator, hopping pattern generator, etc. the main part of receive circuit is matched filter

    發送電路包括卷積編碼、成幀、差分、成形濾波、 pn發生器和跳頻圖案發生器等；接收電路的主要部分是匹配濾波器。
  3. The conclusion is identified by computer simulation. the paper studies a noncoherent demodulation based on differential encoding in mc - cdma system and makes computer simulation of ber performance compared with that of coherent demodulation based on perfect channel estimation

    研究分析了一種使用差分編碼的非相干接收mc - cdma系統，對頻率選擇性瑞利衰落通道條件下的誤碼率性能進行了計算機模擬，並且和基於理想通道估計的相干解調方案進行了比較。
  4. Differential manchester encoding

    差分曼徹斯特編碼
  5. Telecommunications - network performance - tandem encoding limits for 32 - kbit s adaptive differential pulse - code modulation

    電信.網路性能.標準- 32k位秒自適應差動脈沖代碼調制的串聯編碼限制
  6. Differential gps has become the prime and essential positioning system for many applications. this paper introduces the principles of the differential global position systems. clarifies the arithmetic of the pseudo - range dgps. by the high - class differential reference station receiver called javad receiver which being used in our laboratory now, some necessary work has been done : data digging from javad receiver ; data decoding, data encoding, and data transmission through the net and pc serial port ; further more, the gps receiver interface language has been analyzed to control differential reference station receiver

    因此，差分gps技術（ dgps ）應運而生，並得到飛速發展，其市場前景看好。 dgps在許多定位應用中已經成為重要的定位系統，本文論述了差分gps的原理，闡明了偽距差分的基本原理與演算法：在實踐上針對實驗室現有的比較先進的javad差分參考臺進行了偽距差分修正量數據的提取、數據解碼、數據編碼、數據的網上傳輸。
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