一种面向有限空芯光纤资源的异质光纤混合组网优化方法

By constructing modulation format constraints and spectrum allocation constraints, and combining Q-learning algorithms to optimize the combined deployment of hollow-core optical fibers and standard single-mode optical fibers, the channel quality assessment and network optimization problems of hybrid optical fiber networks are solved, achieving high-precision channel quality assessment and network performance improvement.

CN122179697BActive Publication Date: 2026-07-17SUZHOU UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SUZHOU UNIV
Filing Date
2026-05-08
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies cannot achieve accurate channel quality assessment for hybrid fiber optic networks combining hollow-core fiber and standard single-mode fiber, nor can they provide network optimization strategies that meet actual deployment needs.

Method used

Modulation format constraints, spectrum allocation constraints, and hollow fiber upgrade budget constraints are constructed. By using a hybrid fiber deployment objective function and a Q-learning reinforcement learning algorithm, the combined deployment of hollow fiber and standard single-mode fiber is optimized, the link combination is refined, and channel quality assessment and spectrum allocation are performed.

Benefits of technology

It enables high-precision channel quality assessment of heterogeneous fiber hybrid networks, provides accurate network optimization strategies, meets the engineering requirements of service transmission performance and spectrum resources, and improves network performance.

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Abstract

本发明属于混合光纤网络部署与信道评估技术领域,涉及一种面向有限空芯光纤资源的异质光纤混合组网优化方法,获取混合光纤网络和业务集合,并构建调制格式约束、频谱分配约束、空芯光纤升级预算约束、混合光纤部署目标函数;对混合光纤部署目标函数、调制格式约束、频谱分配约束和空芯光纤升级预算约束求解,得到混合光纤网络中各条链路上的标准单模光纤段和空芯光纤段组合,从而得到混合光纤网络的部署策略;基于业务在链路的ASE噪声、累积NLI噪声和累积IMI噪声,得到业务所经过路由的噪声总和;基于光信号发射功率与业务在其经过的所有链路的噪声总和的比值,得到业务光通道的光信噪比以评估信道质量。
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