自同步碼 的英文怎麼說

中文拼音 [zìtóngbùmǎ]
自同步碼 英文
seelf-synchronizing code
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 步 : Ⅰ名詞1 （步度; 腳步） pace; step 2 （階段） stage; step 3 （地步; 境地） condition; situation; st...
  • 碼 : Ⅰ名詞（表示數目的符號或用具） a sign or object indicating number; code Ⅱ量詞1 （指一件事或一類的...
  1. On the demand of application and according to the soluhons menhoned above, a method of displacement waiting auto - sy ' nchronizing is put forward, which is based on match filters. at the end a complete and speeflc set of hardware circuits and software programs which haplements the scheme, is also presented in the ancle. the synchronization system was tested in the pool and in the shallow wate near m port, the result of the test shows that its performance is satisfactory

    論文著重介紹實現了跳頻通信系統同步的一般方法，並詳細分析和對比跳頻同步系統的捕獲方案，在此基礎上，提出了一個基於匹配濾波器的位移等待式自同步方案，設計、完成並給出了詳細硬體連線電路圖、軟體程序流程圖和部分程序清單，該自同步方法在實驗室水池實驗取得良好的效果，並在廈門港海域進行了現場實驗測試，具有較低的誤碼率和一定的檢測概率，結果令人滿意。
  2. Moreover two types of non - cooperative sequences estimation and despreading schemes are introduced briefly. 2. several usual blind code synchronization methods, including delay multiply ( sliding autocorrelation ), maximum norm and average noise reduction approaches are summed up and analyzed by computer simulations

    2 、總結和介紹了幾種常用的盲碼同步方法，包括延遲相乘（滑動自相關）法、最大范數法、平均降噪法等，並進行了計算機模擬和分析。
  3. Cipher feedback mode, a block cipher mode whereby it s implemented as a self - synchronizing stream cipher

    密碼反饋方式（ cipher feedback mode ） ，作為自同步序列密碼實現的一種分組密碼方式。
  4. Claw - plate s shoes size tegulation uses synchronous automatic regulating device to made regulation accurate and quickly, and be able to prevent form producting pleat between claw chink

    爪盤鞋碼大小調整縮放，連用同步式自動調整，調整準確快速，並可預防布縫間隙產生角。
  5. Automorphism group of a linear code is obtained with the help of the general linear group constructed by all invertible matrices, and it is illustrated by matrices generalized inverses

    給出了通過求解可逆矩陣構成的一般線性群，獲得線性碼的自同構群的方法，並利用矩陣廣義逆理論，對線性碼的自同構群進行進一步刻劃。
  6. Describes the hardware architecture platform, specially hardware design, about sync module and program special information ( psi ) extracting module. 3

    2 .描述了nios碼流分析設計的硬體結構平臺，特別是其中的硬體部分，同步頭模塊和自定義邏輯特徵信息提取模塊的設計。
  7. 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。
  8. Chosen - ciphertext attack for chaotic self - synchronizing stream cryptosystem

    時空混沌自同步流密碼系統的選擇密文攻擊
  9. A new non - linear stream cipher algorithm with ability of self synchronization is presented. this algorithm is also realized using verilog hdl and is simulated

    文章提出了一種帶有自同步功能的非線性流密碼加密演算法，並用verilog語言進行參數化的描述。
  10. Secondly, the dissertation presents a 3 - dimensional searching method with afc and pn code synchronization and adaptive array convergence in order to accurately estimate the frequency difference between the received signal and the local oscillator

    其次，為了準確估計接收信號和本地振蕩器之間的頻差，提出了afc 、 pn碼同步、自適應陣收斂的三維搜索策略。
  11. The theoretic basis and the dat agram format of the newly propounded rts method are presented. finally, in the protocol stack of ip over ethernet, after the analysis of plesiochronization method and external clock method, a new synchronization method of absolute time stamp ( ats ) method is put forward, and detailed discussion is presented in this thesis

    針對物理層不能提供同步的情況（如ipoverethernet ） ，本文在分析基於外部同步信息的準同步法和外同步法以及基於業務碼流的自適應時鐘法之後，提出了一種新的絕對時標法，並對該方法的實現進行了較為詳細的研究。
  12. According to the gjb 2077 - 94 and the requirement of automatic radio of haige communication co., a new way of bit synchronization is put forward. this article discusses the design of 8 - fsk modulating and demodulating, signal detection, and fec encoding, based on the technique of bit synchronization. ale module is optimized and mended in its application, because it is a module of automatic radio of the company

    本文根據gjb2077 - 94短波自適應通信系統自動線路建立規程和海格通信公司短波自適應電臺對ale模塊的具體需求，採用了一種新的位同步方法：能量跟蹤法，並在此基礎上提出了8fsk調制解調，信號檢測，前向糾錯編碼的具體實現方法。
  13. Therefore, fast and reliable synchronization algorithm is one of key technologies in sess system

    因此，迅速、可靠地建立同步是自編碼擴頻通信最主要的環節之一。
  14. Section 2 studies the database access management technology based on microsoft sql server 2000 which is the nuclear technology of database management module in data synchronization system sever, and emphisizes on ole db database access technology. section 3 introduces two kinds of block cipher algorithm used in data synchronization system. : gost algorithm and rijndael algorithm, meanwhile offers interfaces in which encryption algorithm can be userdefined. this is the necleus of encryption module in data synchronization system server and client. section 4 studies network transmission management technology. this section mainly explores programming model and the network interface technology using completion ports to develop server which is the key technology of network transmission management module in data synchronized system server and client. section 5 introdues the brief using approach in data synchronized system server and client as well as some improvement suggestion

    第二部分研究了基於microsoftsolserver2000的數據庫訪問管理技術，著重介紹oledb數據庫訪問技術。它是數據同步系統服務器端數據庫管理模塊的核心技術。第三部分介紹了數據同步系統中利用的兩種分組密碼演算法： gost演算法和rijndael演算法，同時給出了一個用戶可以自定義加密演算法的介面。
  15. ( 2 ) the three numeric methods, including formula method, histogram method and feature vector method, of calcucation invariant probability distribution for chaotic map is derived, and their characteristics are discussed each other, these results of the computer simulation are in agreement with those of theoretic analysis. ( 3 ) the principles and methods of chaotic communication are reviewed and commented systematically. first, several main chaotic synchronization methods are discussed, then the methods and ways of chaotic communication are explored, including analogue chaotic communication, digital chaotic communication and direct chaotic communication. this is the article basis, and it startes from follow - up case study

    所做的工作總結如下： （ 1 ）綜述了混沌現象及其理論的相關問題並對碼分多址通信系統的擴頻地址編碼與混沌序列、混沌同步與系統保密性等問題作了討論； （ 2 ）研究了計算混沌映射不變分佈的三種數值方法，即：公式法、直方圖法以及特徵向量法，並比較了各自的優缺點，計算機模擬結果與理論分析結果相符。
  16. Code reviews - creating unit and component tests, as well as detecting memory and performance bottlenecks, in parallel to writing code - returns in form of higher quality code and reduced development time

    透過建立自動程式碼審查- -與程式碼編寫同步進行，來建立單元和元件測試，並發現記憶體和效能瓶頸- -帶來了高品質的程式碼，同時也減少了開發的時間。
  17. A two - dimensional one - way coupled map lattice is proposed for cryptography of self - synchronizing stream cipher, which n ^ 2 space units produce chaotic stream outputs in parallel

    摘要提出了由單向二維耦合的映象格點組成新的時空混沌自同步流密碼系統，它能夠產生並輸出n ^ 2個平行混沌流密碼。
  18. In this paper, the method of in - bore abnormal phenomenon remote detecting is presented. considering of the multi - channel transient signals automatic acquisition, a project of pcm signal hardwire transmission data automatic acquire system is put forward. in this system, a pcm demodulate board is designed, it can decode the pcm code string which contain the information of the multi - channel transient signals, it also can catch the useful data automatically, and transmit these data to upper pc by rs485

    在該系統中，為了能夠解調出包含多路動態信號數據的高碼速率pcm信號，設計並製作了一種適用的pcm解調板，能夠從pcm碼流中恢復出位時鐘信號，從而與發送端保持位同步和幀同步，從而對pcm碼流可靠地解調、緩存，並能根據計算機設定的觸發條件自動地捕獲多路信號的有效段，然後利用rs485總線將這些數據可靠地遠傳至計算機以供顯示、分析和保存。
  19. Firstly, the discrete multi - tone processing in an adsl central office - side interface card is detailedly introduced. the processing mainly includes timing, framing, interleaving, forward error correction, cyclic redundancy check, constellation encoding, inverse fast fourier transform processing, prefixing, d / a converting, and amplifying. secondly, a kind of interface named utopia level 2 is used as the network interface, with which many adsl devices are linked with one atm layer

    本文比較詳細地闡述了數字用戶線接入模塊（ dslam ）開發方案中， adsl局端介面模塊的dmt編碼與調制過程，討論了其組網應用方式以及基於atm的網路側介面utopia2技術，分析了adsl與其它寬帶接入技術的相互聯系和優缺點，並介紹了方案中所採用的一些關鍵技術，包括在線插拔技術、系統同步啟動和故障自動重起技術以及高速數字信號完整性的保證技術等等。
  20. Take the hoc based blind modulation detection algorithm as an example, the relationship between the blind modulation detection algorithm and synchronization is investigated. an unproved detection algorithm robust to frequency offset is proposed which solves the problem caused by the error in carrier synchronization. how to synchronize a received signal with unknown modulation type is studied and a blind algorithm to estimate symbol timing of the signals with unknown modulation type is presented

    研究了載波同步和碼元定時同步與調制方式盲檢測演算法的關系；以自適應單載波中高階累積量調制方式盲檢測演算法為例，對于載波同步誤差引起的頻偏問題，提出一種基於頻偏穩健的mdpsk信號調制方式盲檢測演算法；對于未知調制方式信號的定時同步問題，提出一種盲定時估計演算法，該演算法可以估計mdpsk和mqam信號的定時同步信息，實現數字信號的同步分類；提出了一種基於調制方式盲檢測的自適應接收機結構，把調制方式盲檢測，信噪比估計和同步解調聯合起來進行，實現調制方式隨通道質量而自適應變化的信號的正確接收。
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