synchronization acquisition 中文意思是什麼

synchronization acquisition 解釋
同步捕獲
  • synchronization : n. 同時；同時性；【物理學】同步，同期；【電影】同期[步]錄音，配音譯制。
  • acquisition : n. 1. 取得，獲得；習得。2. 取得物，獲得物[人]。3. 【無線電】探測。
  1. To achieve fast acquisition with only a few symbols, a joint structure for clock and carrier synchronization with non - data aided ( nda ) mode is presented

    摘要為了實現解調中的快速同步，本文給出了一種聯合結構下無數據輔助載波同步和符號同步的方法。
  2. This article works over a mathod named large step fast acquisition to capture the pn code in the receiver, which was originally put forward for the acquisition and synchronization of long pn code under the condition of low signal to noise ratio ( s / n )

    本文主要研究了大步進快速捕獲法，該方法是針對低信噪比下長擴頻碼的捕獲和同步問題提出的。
  3. In this thesis, first, we present the theory of sess system, the generation of the sess spreading code and its characteristics and the acquisition theory of conventional spread spectrum communication system. an efficient acquisition scheme based on periodically transmitting the synchronization head, which is composed of binary chaotic codes, using the matched filter and automatic decision threshold - level control based on a so - called constant false alarm criterion for sess system is present. the acquisition model of sess system is built and simulated in the awgn channel, the raleigh fading channel and imulti - address interfere condition

    本文首先概述了自編碼擴頻通信的原理、自編碼擴頻序列的產生方法及其特性和擴頻通信系統編碼同步的理論，然後針對自編碼擴頻通信系統提出了擴頻序列捕獲方案:周期性地加入混沌序列同步碼，並採用恆虛警率匹配濾波器捕獲法;在加性白高斯噪聲通道、瑞利衰落通道和多址干擾情況下進行了模擬，分析了各種捕獲性能:在選擇性能最優的混沌序列、適當的序列長度、虛警概率及門限值的情況下，可以獲得較短的捕獲時間和較大的捕獲概率。
  4. Another reason is because when the jvm manages lock acquisition and release using synchronization, the jvm is able to include locking information when generating thread dumps

    另一個原因是因為，當jvm用synchronized管理鎖定請求和釋放時， jvm在生成線程轉儲時能夠包括鎖定信息。
  5. Pn code synchronization algorithm based on serial - search acquisition scheme and delay - looked loop tracking is discussed in detail

    闡述了基於滑動相關捕獲及延遲跟蹤環跟蹤的偽碼同步技術的設計與實現。
  6. Frame synchronization, acquisition and tracking of cc - codes are simulated. continual special code insertion method is used in the simulation of frame synchronization

    分別對幀同步、完全互補碼的捕獲、擴頻碼序列的跟蹤進行了模擬研究。
  7. Pn acquisition involves coarsely aligning the local replica generated in the receiver with that of the received signal and pn tracking is to realize the synchronization accurately, so pn acquisition is the emphasis and difficulty of pn synchronization

    序列捕獲實現擴頻序列的粗同步，序列跟蹤實現擴頻序列的精確同步，序列捕獲是擴頻序列同步的重點和難點。
  8. Synchronization acquisition technique is one of the most important techniques in any communication systems. in mc - cdma system, we exploit multi - carriers to transmit high - speed data, which is sensitive to the errors of synchronization, so synchronization is important, especially fast acquisition

    在mc - cdma系統中，利用多個載波傳輸數據，並且傳輸的是高速數據，它對系統的同步錯誤非常敏感，所以同步技術就顯得尤其重要，而且要求能夠快速捕獲。
  9. This thesis presents the acquisition method of synchronization codes and time mark codes under - 20db gaussian channel. then the total step length between initial state and current state can be calculated. basing on the step length, we can deduce the current state of pseudo - random codes, and implement the acquisition of the special pseudo - random codes

    本文設計出時間標記碼在信噪比達- 20dd時的捕獲方案，在此基礎上提出了由偽碼歷經的狀態數，計運算元碼當前狀態的方法，從而獲得了在30秒內完成導航定位衛星信號直接捕獲的方法與實現方案。
  10. Some problems of wireless transmission are discussed in the paper, centering on the design of high performance physical channel structure, synchronization technique ( acquisition and tracking ) and coherent detection technique

    本文圍繞高速業務無線傳輸中的高性能物理通道結構設計、碼捕獲與跟蹤同步技術、載頻提取及相干接收技術等問題展開研究。
  11. The functional module and the mainboard compose an automatic measurement instrumentation with real - time data acquisition and processing function. this module involves two multi - channel adc and the sample clock is shared between these adc so as to synchronization

    本模塊使用了單片集成多通道同步a d轉換器，並在轉換器之間共享采樣時鐘的方法在模塊內部實現了通道間同步。
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