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异构无线通信系统的协同中继节点选择

DOI: 10.13190/jbupt.200805.82.pengmg, PP. 82-87

Keywords: 异构无线网络融合,协同通信,中继节点选择

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Abstract:

提出了一种基于协同机理的异构无线网络融合机制,并就协同中继节点选择给出了一种基于效用函数的理论优化模型.该模型在保证第1跳和第2跳链路传输速率匹配的前提下,能从全局优化的角度选择最佳的中继节点.为了降低计算复杂度,给出了一种次优的异构协同中继节点选择算法.仿真结果表明,所提出的协同中继节点选择算法能显著提高异构网络的性能.

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