Moreover , the subcarrier paring strategy can further enhance the system performance.

通过子载波配对方案能进一步增强系统性能.

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The subcarrier, bit and power allocation in OFDM system is studied in the second part.

本文研究了OFDM系统中的子载波 、 功率和比特分配问题.

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According to the criterion of proportional fairness, MC - PFS searches subcarrier allocation scheme on basis of GA.

根据比例公平准则, MC-PFS通过遗传算法搜索最优子载波分配方案.

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