一个资源适应的路由方案与波长冲突在量子钥匙分布光学网络
Tao Zhao1, Xiaodong Fan1, Bowen Dong1
1Guangdong Provincial Key Laboratory of Nanophotonic Functional Materials and Devices, Guangdong Provincial Key Laboratory of Quantum Engineering and Quantum Materials, South China Normal University, Guangzhou 510006, China.
Entropy (Basel, Switzerland)
|May 27, 2023
概括
本研究介绍了一个资源适应性路由方案 (RAWC),用于解决量子密钥分布光学网络 (QKDON) 中的波长冲突. 该RAWC方案提高了网络资源利用率,并提高了服务请求成功率.
科学领域:
- 量子通信是一种量子通信.
- 网络工程 网络工程
- 信息安全信息安全.
背景情况:
- 量子密钥分发 (QKD) 提供了强大的数据安全性,但在现有光纤网络内实际部署方面面临挑战.
- 量子密钥分发光学网络 (QKDON) 存在低量子密钥生成速率和有限的波长通道,导致潜在的波长冲突.
研究的目的:
- 为QKDON开发一个高效的路由方案,以减轻波长冲突.
- 为了增强负载平衡和优化QKDON中的网络资源利用.
主要方法:
- 提出了一个专门为QKDON设计的资源适应性路由方案 (RAWC).
- RAWC根据链接负载和资源竞争动态调整链接权重.
- 引入了波长冲突程度的度量,以指导路由决策.
主要成果:
- 在QKDON,RAWC有效地解决了波长冲突.
- 该方案证明了负载平衡的改进和有效的网络资源利用.
- 模拟结果显示,与基准算法相比,服务请求的成功率提高了高达30%.
结论:
- 在QKDON中,RAWC算法为克服波长冲突提供了一个可行的解决方案.
- 这种方法显著提高了QKD在现有光网络上的实际实施和性能.
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