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Research on Multi-Layer Distributed HF Radio Network Structure
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作者 Hui Dai Chun-Jiang Wang Quan Yu 《Journal of Electronic Science and Technology of China》 2008年第1期16-20,共5页
High frequency(HF)transmission is an important communication techniques.However,conven-tional point-to-point transmission can be easily destroyed,which limits its utilization in practice.HF networking communication ... High frequency(HF)transmission is an important communication techniques.However,conven-tional point-to-point transmission can be easily destroyed,which limits its utilization in practice.HF networking communication has the capability against demolishment.The network structure is one of the key factors for HF networking communication.In this paper,a novel analysis method of the network connectedness based on the eigenvalue is derived,and a multi-layer distributed HF radio network structure is proposed.Both the theore-tical analysis and the computer simulation results verify that the application of the proposed network structure in the HF radio communication can improve the anti-demolishment ability of the HF network efficiently. 展开更多
关键词 High frequency hf communication high frequency hf network military communication network structure.
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短波通信网络的抗干扰组网及抗毁性设计
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作者 张祥宇 周曼曼 《中国宽带》 2025年第12期19-21,共3页
短波通信作为应急通信的核心手段,其网络抗干扰能力直接决定灾害场景下指挥链路的连续性。针对短波通信易受电磁干扰、链路稳定性差的问题,本文围绕抗干扰组网与抗毁性设计展开研究。首先优化组网拓扑,采用分布式多节点架构与动态路由协... 短波通信作为应急通信的核心手段,其网络抗干扰能力直接决定灾害场景下指挥链路的连续性。针对短波通信易受电磁干扰、链路稳定性差的问题,本文围绕抗干扰组网与抗毁性设计展开研究。首先优化组网拓扑,采用分布式多节点架构与动态路由协议,提升网络冗余度;其次引入自适应跳频、直接序列扩频等抗干扰技术,抑制窄带干扰与人为干扰;最后通过节点分级备份、多链路交替传输设计,增强网络在节点失效或链路中断时的恢复能力。针对传统短波网络在复杂电磁环境中易受干扰、频谱利用率低等客观问题,聚焦分布式自组织短波抗干扰网络架构的设计这一方向,提出相关抗干扰组网方案。该设计可使网络抗干扰能力显著提升,为复杂电磁环境下短波通信应用提供技术支撑。 展开更多
关键词 hf Network 抗干扰 分布式组网 自组织网络 抗干扰能力
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