说明：  该文对OFDM原理及其实现做了分析说明,还分析了Turbo码的的编译码。阐述了Turbo码应用与OFDM的意义,并对Turbo
(In this paper, the OFDM principle and its implementation, the analysis shows, and also analyzed the encoding and decoding of Turbo codes. Explained the significance of the Turbo code applications and OFDM and Turbo)