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文章中提出了TD-SCDMA空中接口物理层的QPSK调制解调以及其滤波得主要实现方案。在复基带信号上进行建模进行仿真。通过对结果进行分析,符合TD-SCDMA的协议要求。
The paper presents the physical layer of TD-SCDMA air interface QPSK modulation and demodulation as well as the main realization of its filtering program. Modeling on complex baseband signals for simulation. Through the analysis of the results, in line with the TD-SCDMA protocol requirements.