Based on the key technology research in B3G-TDD systems, Link Adaptation in multi-user OFDM systems are researched in this dissertation.
本文建立在本实验室B3G - TDD系统研究的基础上，主要研究多用户OFDM系统中的链路自适应技术。
Link adaptation transmission is a vital technology for OFDMA system, and it has great effect on the performance.
链路自适应传输是正交频分多址系统关键技术，对提升系统性能起到关键作用。
This paper studied the link adaptation solution of adaptive multi-rate (AMR) speed coding technology.
对自适应多速率编码（AMR）技术的链路适配方案进行了研究。
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