時延模擬 的英文怎麼說

中文拼音 [shíyán]
時延模擬 英文
time delay simulation
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  1. This article discussed ar modeling method, capon method, music method and mn method four kinds of high resolution algorithms principle and has separately made the computer simulation in the ideal situation to the above four algorithms. through the comparison, the beam width of high resolution algorithm is much narrower than conventional beamforming method. then unifies the actual utilization, discussed the influence of time delay unbalance, time domain sampling, plane wave supposition and array element with scope and phase not identically to the beamforming and made the computer simulation

    本文首先討論了ar型法、 capon法、 music法和mn法四種高解析度演算法的原理,在理想的情況下分別對上述四種演算法作了計算機,通過比較,高解析度演算法的束寬比常規波束形成法窄得多;然後結合實際運用的情況,重點探討了失配、域抽樣、平面波假設和基陣的幅相不一致對波束形成的影響並做了計算機
  2. Focused on the application of the generalized cross correlation ( gcc ) time delay estimation ( tde ) in the car microphone array denoising system, gcc tde algorithm is analyzed theoretically and compared with high rank cumulation tde

    摘要針對汽車環境中麥克風陣列語音去噪系統的應用,對廣義相關估計方法進行了,並與基於高階累積量的估計方法作了比較分析。
  3. In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab

    針對無連接和面向連接的各種復雜網路環境下,通信頻帶資源緊張,音頻傳輸帶寬有限且復雜多變,而各種音頻數據又日益增多的局面,本文研究小波分析在信號處理方面的數學依據和在數據壓縮方面的實際意義,在前人不斷工作的基礎上,提出了一種優化小波包變換編碼方案用於音頻數據的壓縮演算法,兼考慮了編碼效率、多碼率和壓縮多個方面,並在matlab環境下做了實驗,對各種音頻信號及多種小波函數做了結果比較,實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果,達到多碼率下實現實編解碼的過程,在高速dsp晶元等硬體設備支持下,可以有效應用於實際復雜多變信源編碼。
  4. This paper referred to the massive domestic and foreign technical material, elaborated in the sheet forming value simulation theory essential technology in detail, points out when analysis sheet forming question should use the big distortion ball plasticity fem and introduce the application characteristic and the function summarizes of the sheet forming simulation software dynaform. secondly, analyzed the cover forming characteristic, simultaneously introduced the influence cover forming factor in detail : such as ramming direction, the craft addendum surface and the material pressing surface, the radius of convex - concave mold, draw bead, pressure strength, blank size and craft margin and so on. and simulates many typical automobiles cover panel with software : such lateral board, back taillight pedestal and storage cover

    其次,分析了覆蓋件成形的特點和要求,同詳細介紹了影響覆蓋件成形的因素如沖壓方向、工藝補充面和壓料面、凸凹圓角、拉筋、壓邊力、坯料尺寸和工藝切口等,並用數值軟體對多個典型的汽車覆蓋件汽車后側圍板、后燈座以及轎車后備箱蓋的沖壓成形情況進行,用結果優化拉工藝方案,比較了內覆蓋件和外覆蓋件在成形特點和要求的一些異同點,以及常見的起皺、拉裂和回彈、成形不足等缺陷的產生機理和相應對策,重點介紹工藝補充面和壓料面的設計及優化方法,因為拉是沖壓工藝的關鍵工序,而工藝補充面和壓料面的設計是拉工序的關鍵,對消除缺陷至關重要。
  5. Focusing on the tactical index of ew system - bearing accuracy, this article makes deep - through analysis, comparison and study of the theory basis for traditional direction finding method. a 16 - channel monopulse amplitude - comparison direction finding method and new phase - delay estimating method has been proposed to use, through computer ' s analog computation and relative measures in actual engineering practices, the bearing accuracy of traditional method has been increased and the service requirement of the ew weapon system and adaptability of equipment satisfied

    本文圍繞著電子戰武器系統的戰術技術指標?測向精度,對傳統的測向方法的理論基礎進行了深入的分析、比較和研究,提出了採用16通道單脈沖比幅測向體制和新的相位估算方法,通過計算機的計算,以及在實際的工程實現中採取的相關措施,解決了採用傳統的測向方法提高測向精度,滿足電子戰武器系統的戰術技術指標要求和裝備的適裝性。
  6. In the second place, based on the asu of buggenum igcc plant in netherlands, both static and dynamical model for distillation tower of the asu are created and some valuable conclusions are gained as well. finally, a compartmental simplified model is created for distillation tower of the asu, in order to reduce the simulation time and increase the simulation efficiency. the new model will be helpful to the further simulation and on - line optimal control for the asu of the igcc plant

    其次,本文以荷蘭buggenum電站的空分系統為原型,基於matlab建立了空分系統精餾塔的半圖形化動、靜態數學型,並通過,得出了一些有價值的結論:當空分系統的壓力變化,氧氣產品濃度的響應間常數為兩小左右,說明空分系統是igcc電站最大遲環節;而且雖然氧氣濃度最後會穩定在igcc電站所要求的范圍之內,但在過渡過程中會超出限制,這些都為igcc電站的安全運行及控制系統設計提供了有價值的信息。
  7. We also take two conclusions by foregoing result : first of all, the system becomes more and more complex, the system data bus utilization copy result, time of system timed and length of the news waiting queue become more and more precise basing on stochastic petri net

    通過結果數據分析、比較,本文得出兩點結論:第一,隨著系統復雜程度的提高,基於隨機petri網的系統總線利用率、系統間、等候消息隊長的結果會越來越精確,這特別適合現代越來越復雜的航空電子綜合系統數據總線的分析。
  8. In the leach - new protocol, the mainly improvement of the leach protocol exhibits as follow : for the sake of balancing the network load, the network choose the clusters based on the residual energy ; we take multi - hop communication between sensors instead of single - hop communication, which results in the reduction of energy consumption of clusters ; the new protocol finds the path to the cluster head with the minimum cost, using an algorithm similar to flooding to propagate the cost information and greedy algorithm to find the lowest cost link ; the algorithm for assigning tdma time slot reduces overall delays of network

    在leach - new協議中,對leach協議的改進主要體現在以下幾個方面:根據節點剩餘能量選擇簇頭,以平衡網路負載;節點間採用多跳路由,降低簇頭能量消耗;節點根據能量消耗的代價來選擇至簇頭的路由,通過擴散演算法來廣播代價消息,採用貪婪演算法來選擇能量消耗最小的路徑;採用tdma隙分配演算法減少網路。最後,利用ns2軟體進行驗證。
  9. A qos - support protocol, m - dcf, and its schedule model are proposed. by providing different contention window for different classes, the higher class frames the higher access probability. the simulation proves that m - dcf has better performance than dcf protocol on system throughput, discard ratio, frame discard ratio of higher classes, average access delay of different classes

    提出了為不同等級幀提供不同競爭窗口的改進型dcf : m - dcf協議,並給出了m - dcf的調度型,通過採用不同的競爭窗口,為不同n西安電子科技大學博士學位論文:無線局域網和ip服務質量關鍵技術的研究的應用提供了不同的接入概率,保證了qos ;結果證明了m一dcf在系統吞吐率、丟包率、高等級業務丟包率、不同等級業務的平均接入等方面都優于dcf協議。
  10. This thesis elucidates and analyses the key techniques and rules of aolr in detail, and introduces its simulation modeling of the integrated system infrastructure and each function modules. through systematic simulation of aolr in the performance of packet delivery rate, average end - to - end delay, average route set - up delay, routing overhead, and etc, the key techniques and algorithms are testified and can provide reference for practical system design and application

    通過對基於蟻群優化的負載均衡路由協議系統的,從數據分組成功遞交率、平均端到端、平均路由建立、路由開銷等性能的數據和曲線上,分別驗證了該系統中的幾項關鍵技術和演算法。
  11. Simulation results show that real - time traffic experiences low delay and high packet delivery ratio under various conditions. in this paper, chapter 1 briefly introduces the basic characteristics and qos support in ad hoc networks

    Aodv - qos演算法結合swan型共同構成了網路服務機制,結果顯示在不同網路場景下,實業務性能實現較低和較高遞交率。
  12. Besides, the growth of gasb expitaxy film was monitored by reflection high energy electron diffraction ( rheed ). the rheed images and intesity oscillation are collected by computer system. it showed that the gasb film prepared in 400 was amorphous and it became monocrystalline when the temperature rose to 500. atomic force microscope ( afm ) was applied to analyse the surface morphology of the films which were grown in diffrent growth rates or substrate temperature. the analysis were compared to simulation results. the experiment results indicated it was easy to form clusters when the rate of growth is high or

    此外,本文通過反射式高能電子衍射( rheed )監測了gasb外薄膜的生長,利用rheed強度振蕩的計算機採集系統實現了rheed圖像和rheed強度振蕩的實監測。實驗發現在400生長的gasb薄膜為非晶態,溫度升高到500薄膜轉變為單晶。利用原子力顯微鏡對不同生長速率和襯底溫度生長的gasb薄膜的表面形貌進行觀察分析,並與結果進行比較。
  13. From the result of simulate calculation the guangzhou ' s eight times forest fire, the accuracy of simulated fire area is more than 90 percent, so the model can simulate the fire area and the length of the fire accuracy

    從廣州市8宗森林火災的蔓結果看,過火面積的精度約90 % ,能較準確地林火發生的過火面積和火線長度。
  14. The airport arrival slot allocation algorithm in american atfm was emphasized, with the intention of effectiveness and the foundation of fairness. by rectifying the original algorithm and verifying the theory of constant total delay, the optimized algorithm of arrival slot allocation was established. the arrival flight management system was developed by the means of computer technology, which simulated the management process of arrival flight

    著重研究了美國atfm中機場到達隙分配演算法,以有效性為目標,平等性為基礎,修正演算法的不足,提出了總誤不變定理,形成優化的到達隙分配演算法,利用計算機技術開發了機場到達航班流管理系統,對到達航班流的管理過程進行了,最後對國內atfm建設提出建議。
  15. The second had its 12 hours of light delayed by six hours once a week, replicating the jetlag experienced after travelling west

    第二組的白晝間會每周遲6小,以向西旅行后造成的差。
  16. Study on simulation of reflection spectrum and group delay in chirped fiber grating

    啁啾光纖光柵反射譜與時延模擬研究
  17. The results of behavior and post - place & route simulation of all modules also have been represented

    並進行了功能時延模擬,給出了結果。
  18. The emphases of this thesis are to implement the ss baseband communication system and to achieve behavior simulation and post - place & route simulation respectively on the platform of ise 4

    本論文工作的重點是在ise4開發平臺上具體實現這個擴頻系統,並對系統中的每個塊和整個系統進行相應的功能時延模擬
  19. Though delay analysis can describe the time properties of circuits, it separate logic computing, so it can not simulate the behavior of circuits on time

    分析雖然能夠描述電路的間特性,但它與邏輯運算相分離,因此並不能實電路的行為。
  20. 2 where filling takes place over extended periods, i. e. longer than 24 hours, the process simulation test should extend over the whole of the standard filling period

    2如果灌裝續一段間,如:超過24小,則試驗應該長至整個標準灌裝間的長度。
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