信元延時 的英文怎麼說

中文拼音 [xìnyuányánshí]
信元延時 英文
cd cell delay
  • 時 : 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...
  1. 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、多碼率和壓縮時延多個方面，並在matlab環境下做了模擬實驗，對各種音頻信號及多種小波函數做了模擬結果比較，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時編解碼的過程，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。
  2. According to the research mentioned above, this paper analyzes the bbk trust model whose critical attribute is binary, and indicates its disadvantages : trust failure punishment equals to that of success, which deviates reality ; malicious recommendation and unfair phenomenon is serious ; trust value fluctuates due to simple arithmetical average algorithm and computation lasts long

    基於以上工作，分析了關鍵屬性為二元屬性的bbk信任計算模型，指出其存在的問題：信任理解與現實存在偏差?信任失敗的懲罰尺度等於成功信任尺度；存在嚴重的惡意推薦現象和不公平現象；採用簡單的算術平均計算信任值可能導致波動很大；計算時延較大。
  3. The clock recovery block of usb2. 0 transceiver macrocell consists of phase locked circuit, such as pll and dll ( delay locked loop ). this block use external crystal 12mhz sin signal to produce 60mhz, 120mhz, 480mhz clock signal, and can recover colock signal form date wave. it can support 480mbps ( hs ) and 12mbps ( fs ) word speeds as defined in usb2. 0 specification.

    目的是用鎖相環電路? pll和dll （延遲鎖相環）實現usb2 . 0收發器宏單元utm的時鐘恢復模塊。其中pll環路構成的時鐘發生器將外部晶振的12mhz正弦信號生成60mhz 、 120mhz 、 480mhz等本地時鐘信號。 dll環路依據本地時鐘信號對外部數據信號進行時鐘恢復。
  4. Abstract : a new clock - driven eco placement algorithm is presented for standard - cell layout design based on the table - lookup delay model. it considers useful clock skew information in the placement stage. it also modifies the positions of cells locally to make better preparation for the clock routing. experimental results show that with little influence to other circuit performance, the algorithm can improve permissible skew range distribution evidently

    文摘:提出了一種新的時鐘性能驅動的增量式布局演算法，它針對目前工業界較為流行的標準單元布局，應用查找表模型來計算延遲.由於在布局階段較早地考慮到時鐘信息，可以通過調整單元位置，更有利於后續的有用偏差時鐘布線和偏差優化問題.來自於工業界的測試用例結果表明，該演算法可以有效地改善合理偏差范圍的分佈，而對電路的其它性能影響很小
  5. Wirings of the poly layer are always utilized under the silicon grid technics. to control the macro - cell signal delay and improve signal integrality, the crossing among different nets must be averagely distributed to reduce the number of layer permutation. the metal layer wirings should be maximized and the length of poly layer wiring in each net should be minimized

    硅柵工藝晶體管級布線利用多晶層走線，為了控制宏單元時延性能及改善信號完整性形態，關鍵是不同線網間交叉的均衡分配以減少走線的換層次數，最大化金屬層走線以及每一線網多晶層走線長度的有效控制。
  6. The latter included late transfers of funds, a drawing down of overdrafts, or a sudden liquidity shortage in the money market arising from an outflow of funds from the hong kong dollar

    後者所指的不時之需包括延遲轉撥資金取用透支信貸，以及因資金從港元流出而引致貨幣市場流動資金突然緊縮。
  7. In this paper, we study the performance of input - buffered atm switching with window - access scheme and output - grouping architecture. the close - form formulae of maximum switch throughput, mean cell delay and cell loss probability are obtained by probability generating function approach. the accuracy of theoretical analysis is verified by computer simulations and results show that the maximum switching throughput will reach 99 % under random uniform traffic when the window size and the group size are 4 and 16 respectively

    本文提出了具有組合的窗口接入和線群輸出結構的輸入緩沖atm交換網路並對其性能進行了研究.通過概率生成函數方法得到了計算該交換網路最大吞吐率，平均信元時延和信元丟失率的封閉表達式，並通過計算機模擬實驗驗證了理論分析的精確性.研究結果表明，在隨機均勻業務下，當窗口尺寸和輸出群尺寸分別為4和16時，最大吞吐率可達到99
  8. We focus on study and design of medium access control ( mac ) protocol used in apon. the mac protocol must have excellent performance to certify as small transfer delay ( td ) and cell delay variation ( cdv ) as possible to meet all kinds of services besides no collision between cells

    我們在本論文研究的重點就是設計一個媒質接入控制協議，使得用戶上行信元有序到達olt而不發生碰撞，同時保證各業務所要求的傳輸時延（ td ）和信元時延抖動（ cdv ） 。
  9. 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。
  10. White noise acting as inspirit signal, the experiment data is collected. utilizing these data and error back propagating identification method, different neuron and input - output delay are selected. by comparing approximation ability and generalization ability, the neural networks model in position mode and velocity mode is identified

    並以模擬白噪聲為激勵信號，收集了數據;利用實際收集的數據，採用誤差反傳的辨識方法，選擇不同神經元及輸入輸出延時量的模型，通過比較網路的逼近能力和泛化能力，辨識得到了位置和速度兩種工作模式下的方位通道的神經網路模型。
  11. Once networks congested, the transfer delay grows up and the ratio of cell loss increases rapidly, and the sustained congestion will bring on the breakdown of the network

    擁塞一旦發生，傳輸延時增大，信元丟棄率迅速上升，擁塞持續時間過長，還會導致整個網路崩潰。
  12. As a part of whole atm network, apon should be in concert with the traffic control policies of atm. for this, the mac protocol should minimize the cell jitter over passed stream with effort in the access phase

    作為整個atm網路的一部分， apon必須能與atm網路的流量監控措施保持協調一致，其要求是盡量降低信元流的時延抖動。
  13. Last, with a view to the development of internet networks, the paper studies the impact of atm cell d elay on multimedia in the transmission system of video conference

    最後，還結合internet網路的發展，研究了atm信元時延對視頻會議傳輸系統實時性的影響。
  14. Because the physical distance between ouns and olts in apon is different from each other, and the transmission distance will undergo dynamic changes as a result of the variation in environmental temperature and the aging of optoelectrical appliances, the differences in the uplink transmission delay will cause an overlay of the uplink time slots of onus, thus leading to the collision of different atm cell flows

    由於apon中各onu與olt之間的物理距離各不相同，並且其傳輸距離也會由於環境溫度的變化和光電器件的老化等因素而發生動態的改變，引起上行傳輸時延差異造成各onu的上行時隙重疊，從而導致不同的atm信元流發生碰撞。
  15. The queueing problems of cbr traffic in atm networks are analyzed. simple closed expressions of the upper bound on the cell loss ratio ( clr ) and mean cell delay in a finite buffer system are derived

    分析了atm網路cbk業務排隊性能，給出了一種簡單的計算cbr業務信元丟失率上界和信元平均時延的解析表達式。
  16. The classical congestion control algorithms for binary abr service mainly based on heuristics and do not have a formal theory to support them, thus they have two drawbacks. one is that the queue length and allowed cell rate ( acr ) oscillate with great amplitude, the other is that the control performance is not as good as we had expected in networks with a long bandwidth delay

    但是，傳統的二進制abr業務擁塞控制機制大多基於啟發式法則而沒有正式的理論支持，所以這些方法存在兩個不足，一是隊列長度和源端允許信元速率呈現振蕩性；二是在具有大的帶寬時延乘積的網路中，控制效果不佳。
  17. Cell delay variation is not controlled in this service, although admitted cells are not delayed unnecessarily

    在這項業務中，信元延時變化不受控制，盡管得到承認的信元並沒有不必要的延時。
  18. In experience, that the magnified analog signals can be used as control voltage has been proved. so, with micocontroller, the electromotor soft startup can be reached easily. then, this thesis devises the software of mcs - 51 microcontroller and pc

    單片機控制電路板包含採集信號放大、 a d轉換、 cpu單元、 d a轉換、數字量輸出、通信轉換、延時、電源等單元，在實驗中對各個單元電路進行了測試。
  19. Through the analysis of the three kinds of queue model switches, the throughput, average delay and mean waiting cell numbers in the buffer are given for different models of queueing switches in this paper

    文中通過對這三種排隊模型交換機的分析，給出了不同排隊模型交換機的吞吐率、信元的平均延時及緩沖器中平均等待信元數。
  20. Finally, simulation shows the performance of the mean delay, the mean buffer, and frame utilization compared with the wrr algorithm

    最後，論文將模擬結果與wrr調度演算法在平均時延、地面緩沖區大小、信元丟失率、 tdma幀利用率等方面進行了比較。
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