基于wavecom公司的Q24_plus GPRS/GSM 模块的无线modem的原理图设计，软件格式为ORCAD的DSN-On wavecom' s Q24_plus GPRS/GSM wireless modem module, the schematic design, software ORCAD format of the DSN

仿真实现OFDM调制解调，在发射端，经串/并变换和IFFT变换，加上保护间隔（又称“循环前缀”），形成数字信号，通过信道到达接收端，结束端实现反变换，进行误码分析-Simulation OFDM demodulation, in the launch, the string of/and transform and IFFT transform, plus protection interval (also called "circulation prefix"), forming a digi