Study On Optical Communications, Volume. 50, Issue 5, 24004501(2024)
Spectrum Defragmentation Algorithm based on Fragmentation Index in Intelligent Elastic Optical Network
Figures & Tables(7)
Fig. 2. Comparison of algorithm performance under business model 1
Fig. 3. Comparison of algorithm performance under business model 2
Fig. 4. Comparison of algorithm performance under business model 3
Table 1. Symbols and meanings used
View tableView in ArticleTable 1. Symbols and meanings used
符号 含义 S 已占用频谱隙序号 Smax 链路上的最大频隙序号 Smin 链路上的最小频隙序号 Bi，a 第i条纤芯第a个频谱段占用频隙个数 K 空闲可用频谱块数量 W 相同频隙在不同纤芯上的占用情况 SFIsum 当前的网络各链路的碎片化程度 SFIblock 触发频谱重构的门限值
Table 2. Different business models
View tableView in ArticleTable 2. Different business models
业务速率/Gbit/s 业务模型 模型1 模型2 模型3 40 35% 25% 15% 100 35% 25% 15% 200 15% 25% 35% 400 15% 25% 35%
Table 3. Spectrum requirements for rate service
View tableView in ArticleTable 3. Spectrum requirements for rate service
业务速率/Gbit/s 灵活频谱占用 带宽需求/GHz 频隙数需求 40 25.0 2 100 37.5 3 200 75.0 6 400 125.0 10
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Feng WANG, Minyu LIU, Xiaosong YU, Yongli ZHAO. Spectrum Defragmentation Algorithm based on Fragmentation Index in Intelligent Elastic Optical Network[J]. Study On Optical Communications, 2024, 50(5): 24004501
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Received: Feb. 28, 2024
Accepted: --
Published Online: Oct. 15, 2024
The Author Email: YU Xiaosong (xiaosongyu@bupt.edu.cn)
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