说明：  OFDM系统仿真，非常完整，适合于学习OFDM的同学。包括　串并变换子载波调制 OFDM的IDFT/DFT实现保护间隔与循环前缀　基于OFDM的802.11a系统 802.11a的帧结构 802.11a OFDM物理层编码过程 系统参数训练符号 Signal域 Data域的扰码及解扰卷积编码器和Viterbi译码交织子载波调制与解调 IEEE 802.11a系统的仿真
(OFDM system simulation, very complete, suitable for learning OFDM students. Including string and transform subcarrier modulation OFDM IDFT/DFT implementation protection interval and cyclic prefix 802.11a system based on OFDM 802.11a frame structure 802.11a OFDM physical layer coding process system parameters training symbols Signal domain Data domain scrambling and descrambling convolutional encoders and Viterbi decoding interleaved subcarrier modulation and demodulation Simulation of IEEE 802.11a system)