...在本论文中,我们将讨论光纤到府使用IPACT 多工存取方式 所引发频宽浪费问题,并且将针对此问题提出竞争时框(contention window)演算法来解决此问题。
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minimum contention window 即所谓的最小竞争窗
Contention Window f 竞争窗口
initial contention window 初始竞争窗
average contention window 平均竞争窗口
Contention window backoff 竞争窗口退避
contention window adjustment 竞争窗调节
optimized contention window 最优竞争窗口
Contention window growth factor 竞争窗口增长因子
To maximize the non-saturation throughput, the optimum formula of minimum contention window and packet length under finite load were derived.
基于该模型,给出了有限负载下最小竞争窗口和分组长度的优化方法。
参考来源 - IEEE802.11无线网络媒体访问控制及认证协议研究The P_PBA algorithm can adjusts contention window size dynamically according to network load in order to decrease collision probability effectively and perfects CSMA/CA protocol in IEEE 802.11.
P PBA算法根据网络负载信息来动态地修改竞争窗口值,有效降低碰撞概率,改进完善了IEEE 802.11标准CSMA/CA协议。
参考来源 - 无线网络接入算法及QoS分析研究·2,447,543篇论文数据,部分数据来源于NoteExpress
According to the concrete conditions of the collision node, it carries on rational adjustment to the size of contention window.
根据发生冲突节点的具体情况,对竞争窗口大小进行合理的调整。
The optimal backoff window size and contention window size are given, and the transmission efficiency is calculated by analyzing the collision probability of contention request.
通过对竞争请求的冲突概率进行分析,推出了回退窗口和竞争窗口的最佳分配尺寸,并计算了不同业务流数量下系统可达到的最大传输效率。
Using this model, we analyzed the influence of some important parameters, such as packet size, forward error correction coding scheme and contention window size, to the system performance.
利用这一模型,分析了包长、纠错编码方式的选取以及竞争窗口长度等重要参数的选取对系统性能的影响。
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