Study On Optical Communications, Volume. 50, Issue 3, 23004801(2024)
Equalization Techniques based on Cyclic Prefix in Space Division Multiplexing Systems
Figures & Tables(7)
Fig. 1. Frequency domain joint equalization schematic diagram based on CP
Fig. 2. Frequency domain joint equalization based on CP concrete realization flow chart
Fig. 4. Performance comparison of ratio of CP in different proportions and traditional FDE
Table 1. Computational complexity table of frequency domain joint equalization technology based on CP
View tableView in ArticleTable 1. Computational complexity table of frequency domain joint equalization technology based on CP
迭代公式 复数乘法数 D·LFFT 公式(10) D2·LFFT+D·LFFT 总和
Table 2. 6×6 parameter setting of few-mode optical fiber simulation system
View tableView in ArticleTable 2. 6×6 parameter setting of few-mode optical fiber simulation system
仿真参数 参数值 中心频率/Hz 193.1×1012 调制格式 16 QAM 码元速率/GBaud 140 LP01、LP11a、LP11b色散/ps/nm/km 21.1、20.7、20.7 LP01、LP11a、LP11b衰减系数/dB/km 0.22 DMGD/ps/km 30 传输距离/km 10 ηCP 1/5、1/9、1/17
Table 3. Comparison of computational complexity
View tableView in ArticleTable 3. Comparison of computational complexity
均衡方案 计算复杂度 基于50%OLS且有CDC模块的FDE 187.542 8 改进CP且ηCP=1/5 27.176 8 改进CP且ηCP=1/9 28.676 8 改进CP且ηCP=1/17 30.176 8
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Liuzhu WANG, Zhilong ZHENG, Yuling XUE, Shaohua HU, Jing ZHANG, Kun QIU. Equalization Techniques based on Cyclic Prefix in Space Division Multiplexing Systems[J]. Study On Optical Communications, 2024, 50(3): 23004801
Paper Information
Category: Research Articles
Received: Apr. 4, 2023
Accepted: --
Published Online: Jul. 19, 2024
The Author Email: ZHANG Jing (zhangjing1983@uestc.edu.cn)
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