数字处理答案

主要是测试 Reference: C. Mehlführer, M. Wrulich, J. Colom Ikuno, D. Bosanska, and M. Rupp, "Simulating the Long Term Evolution Physical Layer," in Proc. of the 17th European Signal Processing Conference (EUSIPCO 2009), Glasgow, Scotland, Aug. 2009, [Online]. Available: http://publik.tuwien.ac.at/fi