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电子学报  2004 

一种新的光突发交换节点结构研究

, PP. 86-92

Keywords: 光交换节点,内部阻塞,光纤延迟线,光突发交换

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Abstract:

与波长路由技术和光分组交换相比较,光突发交换(OpticalBurstSwitching,OBS)更适合于构建未来的光因特网.OBS核心交换节点的设计必须在保证一定的交换性能的同时,尽量降低光器件成本.本文提出了一种新的光突发交换结构,称为PM×1×P结构#.该结构有效地克服了使用光纤延迟线或光缓存等器件所导致的内部阻塞问题,提高了交换结构的吞吐量;同时,与具有相似性能的交换结构相比,该结构所需要的光器件较少,成本较低.通过对比仿真实验,结果验证了该结构的优越性.

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