延时的

The effect of buffer control on user-level QoS having been studied in-depth with theoretical analysis. The buffer size providing determinate delay and delay jitter guarantee is found and the buffer size providing the optimal user-level QoS for a certain network condition is demonstrated.

从理论上深入挖掘缓存控制对用户层QoS 参数的作用，给出了提供确定时延和时延抖动保障的缓存容量值，论证了在网络环境一定时存在提供最佳用户层QoS 的缓存容量值。

To take an example for 3-node brigade level NCW demonstration platform, the algorithm of end-to-end network latency and path information in NCW are presented. The algorithm program based on Server/Client architecture is developed. The optimal path is the link whose latency between the detector and weapon control station is the smallest.

以3节点旅级网络中心战演示实验平台为例，提出了一种计算网络中心战架构中端到端时延和获取路径信息的算法，开发了Server/Client架构计算程序，选取探测器到火力控制单元之间的最小网络时延的链路作为最优路径。

Article 14 In the interconnection between internet backbone networks, the index adopted in the network time delay service grades is the average value of the round-trip delay time from the interconnection point to the network backbone node that participates in the interconnection.

第十四条互联网骨干网间互联中，网络时延服务等级采用的指标是从互联点到达参与互联的网络骨干节点间的往返时延平均值。

The round-trip time delay of different distance, time and packet size is gathered to obtain a statistical model of Internet communication line. Results of the data show the round-trip time delay of Internet approximately belongs to one of the exponent, al, normal or logarithm-normal distribution.

通过对不同传输距离、传输时间段与数据包大小等条件下传输时延的统计得出Internet通讯模块的双向传输时延近似符合指数、正态或对数正态分布中的统计模型。

In this paper,we give the analytic way to estimate the parameter of RED,which is more accurate and stable than the self-configuring,and then present the amendatory algorithm of RED,which is demonstrated by simulation to be more adaptive,with lower transfer delay and jitter.

在本文中，作者首先给出了估计流量特性的解析方法，该方法较参数自适应具有更好的稳定性和准确性；并据此提出了一种RED改进算法，最后通过动态仿真，证明该改进算法提高了RED的适应性，降低了网络时延，减小了时延抖动。

To reduce the influence of the time delay of both force sense and visual sense on operators, a multi-robot virtual environment based on the factual movement and manipulation features of robots is constructed in this dissertation, which is engined by Direct3D and developed by using the method of object oriented software design.

为了解决力觉信息时延和视觉信息时延对操作者的影响，本文根据机器人运动和控制的具体特点，采用Direct3D三维图形引擎，以面向对象的软件设计思想做指导，构建了一个多机器人虚拟环境。

Through the definition of behavioral synthesis meaning of AFTER clauses, the enhanced ASAP and ALAP algorithm under AFTER clause delay time constraints is presented. The scheduling model under AFTER clause delay time constraints is also presented. The scheduling model is resolved by ILP.

通过对其行为综合语义的定义，给出了在AFTER子句时延约束下的ASAP和ALAP算法，建立了AFTER子句时延约束下的调度模型，并采用整数线性规划法求解调度模型。

In wireless broadband digital communication, Inter-Symbol Interference caused by time disperse of radio channel is one of main factors that limit bandwidth of communicated information and system performance of communication. In receiver, Orthogonal Frequency Division Multiplexing system can easily cancel ISI and equalize frequency-selective fadings that are both caused by time disperse of radio channel.

在这一系统中，无线信道时延扩展引起的符号间干扰是限制传输性能和信息速率的主要因素之一；而在消除符号间干扰和均衡由无线信道时延扩展引起的频率选择性衰落方面，正交频分复用(Orthogonal Frequency Division Multiplexing，OFDM)技术具有明显优势。

Therefore,high latency,large variations of latency and sudden disconnections are major problems while data packets are transmitted over wireless link.

因此，用户数据分组在无线链路上的传输具有传输时延高、传输时延变化大、链路突发中断的特点。

The transmitter updates the modulation mode, chooses the optimal transmission vector adaptively and retransmits data automatically by outdated feedback information.

推导了系统在时延反馈条件下的频谱效率和中断概率的闭合表达式，分析了时延反馈对于系统性能的影响。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。