作为LTE-A的关键技术之一，小区间干扰协调技术对异构网络的性能有着重要的影响。针对异构网中的小区间干扰协调问题，在综合考虑各种公平性及总体吞吐量的基础上，提出了一种异构网小区间干扰协调性能分析及其参数设计的方法。仿真结果表明本文提出的理论分析方法可以明显改善系统平均频谱效率和边缘频谱效率，从而证明了该理论分析方法的正确性。%As one of the key technologies for LTE-A ,the inter-cell interference coordination (ICIC) strategy determines the per-formance of heterogeneous network (HetNet) .In this paper ,a theoretic analysis method is proposed for performance evaluation and ICIC parameters optimization for HetNet ,which aims at providing fairness among different users as well as high throughput for the system .Simulation results verify the accuracy of the proposed analysis method and the advantages of the proposed ICIC strategy in terms of both the average and the edge spectrum efficiencies .
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