vbr 中文意思是什麼

vbr 解釋
變長碼率
  1. In a word, for the merged power ldmoss, vbr = 400v. for the low side ldmos, vbr = 425v, ron = 0. 1. cm2, ton 30ns ， toff 140ns. r = 6, for i = 0. 35a, p 靜態 = 0. 74w

    把該功率器件集成在spic的內部，使spic的效率更高、性能更好、成本更低。
  2. Atm adaptation layer type 2 : this aal supports class b traffic, which is connection - oriented, variable bit rate ( vbr ), isochronous traffic requiring precise timing between source and sink

    Atm適配層類型2 ：這種aal類型支持b級傳輸業務，面向連接，可變比特率（ vbr ） ，在傳輸源和目的地之間需要精確定時的同步傳輸。
  3. Therefore this paper proposes the delay equalization algorithm which can both guarantee the qos of high priority traffic and effectively reduce the delay of ubr traffic in broadband satellite network. it is based on the prediction and equalization the delay of vbr or abr traffic so that the saved slots can be allocated to ubr traffic. the approach of dynamic alternation slots between vbr and ubr traffic can improve the mean tdma frame utilization while reducing the delay of ubr traffic

    因此本文在基於流量估計的資源調度演算法基礎上，提出了一種在寬帶衛星網路下能夠保證高級別類業務qos ，同時又能夠有效地降低ubr業務時延的時延均衡（ delayequalization ）調度演算法，它是基於對vbr或abr業務時延的預測，均衡時延的方法，保證vbr或者abr業務qos的同時，將節省的時隙分配給ubr業務。
  4. One of the important characteristics of atm networks is that the atm networks support several service types to meet applications with different qos. in uni 4. 1, the service types are constant bit rate ( cbr ), variable bit rate ( vbr ), available bit rate ( abr ), and unspecified bit rate ( ubr )

    Atm網路的一個重要特徵就是它能提供幾類服務以滿足不同服務質量的要求，這包括：恆定比特率（ cbr ） 、未定比特率（ ubr ） 、可用比特率（ abr ）以及可變的比特率（ vbr ）服務。
  5. Study of modeling atm vbr video traffic using self - similar process

    演算法的自相似網路流量隨機建模
  6. Based on dct domain r - d analysis, we provide a new constant bitrate ( cbr ) rate control algorithm, which can cure tm5 algorithm " two limitations, buffer conformance and scene cut problem. for variable bitrate ( vbr ) rate control, we proposed a single - pass vbr rate control algorithm for real - time video coding application

    對于vbr碼率控制，作者還提出了一種面向實時視頻編碼應用的單通道vbr碼率控制演算法，它避免了多通道vbr演算法的多次編碼或預分析的開銷，減小了量化步長波動，可提供穩定的視頻質量。
  7. Prediction - based bandwidth allocation for vbr traffic

    預測的網路帶寬分配
  8. Vbr mpeg video traffic prediction modeling based on

    視頻流量預測模型
  9. Variable ratio of vbr rate

    Vbr可變比特率：
  10. We analyzed statistic characteristics of single mpeg vbr video stream and construct its traffic model, which can fit distribution function and auto - correlation function of video sequence very perfectly ; we also established aggregated mpeg vbr video stream model based on alpha - stable similarity process

    該模型能夠同時擬合視頻序列的邊際分佈函數和自相關函數（一階和二階統計特性） ，這是傳統的網路流量模型不具備的。因此，該模型可以用於網路性能分析和視頻流流量模擬。
  11. Some common satellite resource allocation algorithms are analyzed in this paper, especially the wrr ( weighted round robin ) algorithm based on the flux estimate which can guarantee the qos of vbr ( variable bit rate )

    本論文首先分析了當前國內外一些常用的衛星資源調度演算法，特別是基於流量估計的wrr （ weightedroundrobin ）調度演算法，它能夠對vbr （ variablebitrate ）業務進行很好的支持。
  12. Vbr variable bit rate

    變量位率
  13. Variable bit rate, vbr

    變動位傳輸率
  14. Performance analysis of abr flow control algorithms under the environment of self - similar vbr traffic

    自相似流量及其對網路性能的影響
  15. Chapter 3 studies the model - based cac schemes for vbr traffic in atm networks

    第三章研究了atm網路基於模型的vbr業務連接允許控制機制。
  16. Chapter 4 studies the measurement - based cac schemes for vbr traffic in atm networks

    第四章研究了atm網路基於測量的vbr業務連接允許控制機制。
  17. Vbr means that the stream ' s bitrate is variable, and changes in according to the amount of information that needed to be encoded

    Vbr表示音頻流的比特率是可變的，依據需要編碼的信息總量改變。
  18. A cac scheme for vbr traffic based on the rate - modified model is presented. in this scheme, the source model is obtained from the source traffic descriptor ( pcr, scr, mbs ) declared by the users at connection setup time and the direct effect of the relative values of the burst length and the buffer space on the cell loss performance is taken into account, which make our scheme be consistent with the standards and improve the resource utilization

    提出了一種基於速率改進模型的vbr業務連接允許控制機制，該機制所採用的業務模型依賴于用產在呼叫連接建立階段所提交的業務源流量描述符（ pcr ， scr ， mbs ） ， n博士學位論文： atm網路連接允許控制機制的研究並且直接體現了業務突發長度與緩沖區容量之間相對關系對信元丟失性能的影響，從而保持了與現有標準的兼容，並提高了資源利用率。
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