光交换机

在4×4端口的VOQ（VirtualOutputQueue）结构的光交换机中，分别对均匀、非均匀以及对角线的Bernoulli和ON/OFF业务进行了仿真。

The permutation with the largest matched occupancy was used to find the matching on each frame boundary . Simulation was made on a 4 × 4 virtual output queue ( VOQ ) optical switch under uniform , nonuniform and diagonal Bernoulli and ON / OFF traffic patterns , respectively .

以湖南移动在推进全业务运营时选择光交换机的设备提供商为例，进行了实证研究。

When China Mobile Group Hunan Co. , Ltd. advances all business operations and chooses optical switch equipment provider , for example , has carried on the empirical research .

它综合了MPLS控制能力和光交换机的大容量交换传输优势，允许业务层通过现有的控制平面动态地向传输层申请带宽。

It combines the advantage of controlling capability of MPLS and large capacity switching and transmitting of optical switching device . It allows the service layer to dynamically apply to transmission layer for bandwidth through the existing control plane .

基于累积效应的光交换机分组调度算法

Novel scheduling algorithm based on packet aggregation effect for optical switches

提出了一种新颖的2近似启发式算法，对具有切换时延的光交换机进行调度。

Authors presents a new 2-approximation heuristic algorithm to schedule optical packet switches with configuration delay .

光交换机中的光路重置需要较长的时间，分组调度必须是基于帧的。

The packet scheduling in optical switches has to be frame based because the configuration consumes much time .

为提高传输效率帧长通常较大，从而导致了光交换机中特有的分组累积效应。

The frame size is usually selected to be large enough in order to improve transmission efficiency , leading packet aggregation effect .

大容量光ATM交换机控制系统的研究

Research on the Control System of Large Capacity Optical ATM Switch