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The error correcting and decoding, interleave and and DMT modulation and demodulation are analyzed in detail.
分析了信道编译码方法、 交织与解交织及DMT调制与解调等关键技术。
The algorithm is verified by experiments and the modulator can produce digital modulation signals with good EVM(Error Vector Magnitude) and spectrum mask.
通过验证，所产生的调制信号具有良好的误差向量幅度（EVM）和频谱特征。
After the unequal error protection of multilevel coded modulation is discussed in detail, a non-uniform signal constellation applied to 8ask modulation is designed.
在详细分析了多级编码调制的不等错误保护原理的基础上，设计了一种针对8ask调制的非均匀信号星座。
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