有信道编码，调制，信道估计等，应用小区域方差对比，程序简单，数学方法是部分子空间法，是小学期课程设计的题目，是国外的成品模型，阐述了负荷预测的应用研究。- Channel coding, modulation, channel estimation, Application of small area variance comparison, simple procedures, Mathematics is part of the subspace, Is the topic of the e