carrier_count= 200

bits_per_symbol = 2

symbols_per_carrier = 50

loop=10

num=5

循环次数 10

子载波数 200

位数/ 符号 2

符号数/ 载波 50

训练符号数 5

循环前缀长度 T/4

调制方式 QAM

多径信道数 2（缺省）

信道最大时延 5 (单位数据符号)

仿真条件 收发之间严格同步

一个OFDM系统 在瑞利信道环境下 包括信道估计 比较适合初学者-carrier_count = 200　bits_per_symbol = 2　symbols_per_carrier = 50　loop = 10　num = 5　 10　cycles 200　of the median number of subcarriers/symbol and the number of symbols of 2 /50　of the carrier the number of training symbol cyclic prefix length of 5　T/4　modulation QAM　Number of multi-path channel 2 (default)　5 channel maximum delay (in the data symbol)　strict synchronization between the simulation conditions receive an OFDM system in Rayleigh channel environment, including more suitable for channel estimation beginner