simulation sequence 中文意思是什麼

simulation sequence 解釋
模擬序列編輯器
  • simulation : n. 假裝;模擬;裝病,裝瘋;【生物學】擬態,擬色。
  • sequence : n 1 繼續;接續;連續。2 順序;程序;次第;關系;關聯。3 後果;結果;接著發生的事;後事;後文。4 ...
  1. At the begin, we decompound the frame - work to seven class set, which are object class set, interaction class set, model class set, federate - agent class set, simulation class set, interface class set and framework class set, and offer a class - hierarchy structure gragh for it. then, we give the detailed realizing method for each class set in sequence

    先把空襲目標流邦元分解為7大類集,即對象類集、交互類集、模糊類集、聯邦成員代理類、模擬類集、界面類集、框架類集,並給出其類層次結構圖,然後對各個類集的具體實現方法進行了詳細設計。
  2. Simulation modeling and analysis of m sequence bpsk fuze signal

    引信信號的模擬建模與分析
  3. Finally, with the optimized chaos sequences, the results of software simulation on vhf - rc indicates that ds - ss outbalances the bpsk system without spread spectrum due to ber and the ds - ss with kent sequence is better than the one with golden sequence in some extend

    最後本文對數字混沌序列進行了優選,在超短波中繼通道模型上的模擬結果表明混沌直擴通信相比于非擴頻的bpsk通信在誤碼率方面明顯較低;相對于線性擴頻碼( gold序列) ,同樣誤碼率較低。
  4. A novel communication receiver which uses lapped transform ( lt ) incorporating modified median filter ( mmf ) algorithm is designed for narrow - band interference excision. the lt domain mmf algorithm takes full advantages of the direct sequence spread spectrum signal, as well as the characteristics of lt, performing the transform domain filtering twice. the first filtering locates the position of interference and mitigates most of them. the second filtering is performed in a small neighborhood of the located interference. so lt domain mmf algorithm can completely mitigate the interference without distorting the desired signal. simulation results demonstrate the improved ber performance and increased robustness of our receiver

    本文採用改進的重疊變換域中值濾波演算法進行變換域抗干擾處理.該演算法既考慮到直接序列擴頻信號的特點,同時又利用重疊變換的特性對變換域系數進行了二次濾波.該演算法節省處理時間,並且不需要有關干擾的先驗知識,系統性能不會隨干擾頻率變化而變化,因而是一種很穩健的處理方法
  5. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上,將通信理論中的直接序列擴頻技術( dsss )用於解決低壓電力線通信的干擾問題,主要研究內容如下: ( 1 )用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析,分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析,驗證dsss技術在本系統中的可行性; ( 2 )由dsss技術對濾波系統的要求,根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路; ( 3 )用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路,構造出低壓電力線載波通信系統,並採用atmel公司的單片機設計了接收和發射電路的微控制器; ( 4 )分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗,並對結果進行分析,驗證了dsss技術對干擾信號的抑制作用。
  6. On the analysis of the theory of instantaneous reactive power, the paper brings forward a new harmonic detection method based on multiple frequency transform. the detection theory of positive sequence harmonic and negative sequence harmonic is respectively proved in detail. the correlative concepts are defined and the simulation validates the feasibility of this method

    本文在分析瞬時無功功率理論的基礎上,提出了一種基於倍頻旋轉變換的諧波測量方法,分別針對正序和負序分量,從理論上證明了該方法能分離出單個的諧波,給出了相關量的定義,最後通過模擬驗證了該方法的有效性。
  7. An algorithm for detecting moving ir point target in complex background is proposed, which is based on the reverse phase feature of neighborhood ( rpfn ) of target in difference between neighbor frame images that two positions of the target in the difference image are near and the gray values of them are close to in absolute value but with inverse sign. firstly, pairs of points with rpfn are detected in the difference image between neighbor frame images, with which a virtual vector graph is made, and then the moving point target can be detected by the vectors ' sequence cumulated in vector graphs. in addition, a theorem for the convergence of detection of target contrail by this algorithm is given and proved so as to afford a solid guarantee for practical applications of the algorithm proposed in this paper. finally, some simulation results with 1000 frames from 10 typical images in complex background show that moving point targets with snr not lower than 1. 5 can be detected effectively

    基於運動點目標在鄰幀差分圖像中所具有的近鄰反相特徵,即運動點目標的兩個位置相鄰近、灰度值一正一負,提出一種在復雜背景下,基於紅外序列圖像的運動點目標檢測演算法.本演算法利用該特徵在鄰幀差分圖像中檢測反相點對,進而構造反相點對矢量圖,最後依據累積反相點對矢量圖中多矢量首位相接的連續性檢測出運動的點目標.文中給出並證明應用本演算法能以概率1檢測到運動點目標的收斂性定理.對典型復雜背景下10幅1000幀圖像的模擬結果表明,當信噪比大於或等於1 . 5時,可以有效檢測出運動點目標
  8. The algorithm have the good one - way property, high sensitivity to initial values and good security due to the intrinsic characteristic of chaotic system and rijndael algorithm. the simulation experiment demonstrates the convenience and good hash performance ; 3 ) a new scheme of digital voice secure communication was proposed based on chaotic modulation without additional synchronization. the modulation sequence generated by chaotic logical mapping was used to encrypt the digital voice signal

    混沌系統和rijndael演算法的固有特點使該演算法具有較好的安全性、對初值有高度的敏感性以及較好的單向性能,並且易於實現,是一種有效的單向hash函數; 3 )研究了一種無需同步的基於混沌調制的數字語音保密通信系統的方案,利用邏輯映射產生混沌調制序列,以該序列作為密碼對數字語音進行加密處理,為了更好的隱匿信號特徵,混沌調制在小波分解的基礎上,對不同的通道使用不同的參數進行,並借鑒混沌掩蓋對信息信號進行了限幅處理,使密文完全隨機化。
  9. The analysis and design class diagram are given. the sequence indication stochastic simulation algorithm based on indicator kriging is realized. the algorithm applies to discrete and continuous variable has no restrict to data distribution

    系統給出了沉積相隨機建模的分析類圖和設計類圖,實現了基於指示克里金估計的序貫指示隨機模擬演算法,該演算法對離散數據和連續數據都適用,不要求數據的分佈特徵,可以較好的模擬相特徵。
  10. In chapter 5, the complex envelop simulation block diagrams of fh transmitter and receiver are presented at first. then key techniques of simulation system are discussed, including frame processing structure, fh sequence generator, etc. finally, simulation models of fh transmitter, receiver and jammer are presented. the influence of frequency excursion on performance of multi - tone continuous wave jamming is analyzed

    第五章首先設計了跳頻發信機成員和接收機成員的復包絡模擬框圖;其次討論了跳頻模擬系統實現的關鍵技術,包括幀處理結構、跳頻序列發生器等;最後給出了跳頻通信發信機、接收機以及干擾機成員的模擬模型,分析了頻率偏移對多頻連續波干擾性能的影響。
  11. In this thesis, the mcs of the multi - channel sharing system for limited users is achieved. the simulation sequence has not only confirmed that the optimal configuration methods obtained from theory model is reliable, but also supplied another convenient and effective method to make the system analysis. the more important significance of mcs is to reflect the running state of the stochastic service system completely and visually

    文中藉助于matlab軟體,實現了有限用戶多通道共用系統的蒙特卡羅模擬,模擬結果不但印證了根據理論模型得出的系統優化配置方法的可靠性,而且實質上提供了進行系統分析的另一種方便而有效的方法, mcs的更為重要的意義還在於通過模擬全面而直觀地反映隨機服務系統的運行狀況,可以據此分析和改進系統使之逐步完善。
  12. To validate the performance of the proposed scheme, the scheme is simulated with fpga, and the simulation result indicates that compared with the conventional pn acquisition schemes, the pn acquisition using auxiliary sequence and binary search can decrease the acquisition time greatly on the same condition

    同時,為了進一步驗證該同步捕獲方案的捕獲性能,文中採用fpga器件對捕獲方案進行模擬,分析結果表明:與傳統的序列捕獲方案相比,基於輔助序列和二分法的同步捕獲方案可以在系統復雜度和性能不變的前提下,大大縮短捕獲時間,實現擴頻序列的快速捕獲。
  13. The validity and superiority of all these are proved by use the parallel converter of novel upfc to implement reactive current compensation, zero sequence and negative sequence currents compensation, harmonic currents compensation and the mixed compensation of them. this thesis also studies that use novel upfc to implement two phases operating in high - voltage transmission lines by theory analyze and simulation testify

    提出了基於多電平變換器的廣義大功率有害電流補償的概念,提出了適合於它的多環定時滯環控制方案,通過用新型upfc的並聯變換器實現無功補償、零序和負序補償、諧波補償及它們的綜合補償來驗證了其有效性和優越性。
  14. Direct - sequence spread spectrum communication system simulation

    直接序列擴展頻譜通信系統模擬
  15. By theory analysis and computer simulation, dual control write sequence read medium access control protocol ( d - mac ) we bring forward works better than typical global fifo mac protocol. in order to let residential and small business customers enjoy all kinds of services that backbone network provides economically as early as possible, we design a switch hub

    經過理論分析和計算機模擬,可以證明我們提出的雙控制寫入順序讀出媒質接入控制協議( d - mac )是一個非常有效的,比典型的globalfifomac協議具有更小的傳輸時延和信元時延抖動。
  16. The construction processes of large - scale underground structure group are very complicated. in order to quicken the construction processes, reduce price and assure success, it is necessary that adopting scientific system simulation method to simulate the whole construction processes, to make all tunnels, all activities and all machine equipment harmonious and make construction sequence schedule reasonable

    大型地下洞室群施工過程是極其復雜的,採用科學的系統模擬方法對地下洞室群施工全過程進行模擬,使各洞室、工序及施工機械設備相互協調配合,使洞室群施工順序和施工進度計劃更加合理,對于加快洞室群施工進度,降低工程造價,保證工程順利進行非常必要。
  17. Use stochastic simulation, create the plainness sequence of the stable stochastic road surface for the target road spectrums with programming, and use logistic test to verify

    採用隨機模擬方法,通過編程產生目標路譜的平穩隨機路面不平度序列,並通過數理檢驗進行驗證。
  18. Analysis of the simulation of direct sequence spread spectrum communication system

    直接序列擴頻通信系統誤碼率的模擬分析
  19. The modeling, simulation and tracking capabilities of workflow packages can help in this endeavor by enabling planners to visualize - - perhaps for the first time - - how information is passed along from one job sequence to another

    工作流軟體包的建模、模擬和跟蹤功能通過使計劃人員(可能是第一次)看到信息是如何從一個工序送到另一個序列,從而可有助於這一努力。
  20. First, the structure of the second generation ctdrs isl was discussed in this paper, the characteristic of coverage in the second generation ctdrs by the characteristic of orbit and the simulation model of isl was analyzed then the effect of the isl establishing process analyzed. second, the discussing and analyzing focus on the characteristic of signal during the establishing isl process, establishing the orbit model, the technology of doppler frequency shift capturing and tracking sequence and the effect of background noise, then the theory analyzing the parameters we have just mentioned, and this will support the reference for the implement of project. the simulation and test of the isl of ctdrs and analyzing from theoretical basis to implement of simulation were mainly focused in this paper

    其中討論了二代中繼星捕獲跟蹤系統星間鏈路的模擬方案的組成結構,利用軌道特性對二代中繼衛星系統的覆蓋特性進行分析,搭建了星間鏈路的模擬模型,其中包括中繼衛星和用戶衛星在內的軌道模型、星間鏈路模型、用戶星信號調制模型等,並對星間鏈路建立過程的影響進行分析;重點針對星間鏈路建立過程的信號特性,軌道模塊的建立、多普勒頻移技術、背景噪聲影響、載波的捕獲與跟蹤技術等進行了實際參數的設計與理論分析。
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