中文说明：
mainMIMO_OFDMA_2Tx_Convcode.m: 主程序，设置各种参数
gendatabits.m: 生成原始信息比特数据的程序
conv_encoder.m: 卷积码编码器
interleave.m: 交织器
mod_2Tx_STBC_DFUSC_Convcode.m：调制程序
gen_SUI_CorrCIR.m: 生成信道冲击响应的程序
get_perfectCE_2x2.m: 生成理想信道估计值的程序
chanSUI_corr_2x2.m: 发送信号通过SUI信道的程序
addAWGN_2x2.m: 添加高斯白噪声的程序
dem_DFUSC_2x2_STBC.m: 接收端解调主程序
ls_freq.m: 频域LS算法
ls_time_2x2.m: 时域LS算法
iterative_detection_decoding_2x2.m: 级联MAP算法主程序
map_decoding.m: 卷积码MAP译码程序
b2s_logp.m: 符号LLR转化为比特LLR
English Description：
mainMIMO_ OFDMA_ 2Tx_ Convcode. m: Main program, set various parameters
gendatabits m: Program for generating raw information bit data
conv_ encoder. m: Convolutional code encoder
interleave m: Interleaver
mod_ 2Tx_ STBC_ DFUSC_ Convcode.m: modulation program
gen_ SUI_ CorrCIR. m: Program for generating channel impulse response
get_ perfectCE_ 2x2.m: program for generating ideal channel estimates
chansui_ corr_ 2x2.m: program of sending signal through Sui channel
addawgn_ 2x2.m: program adding Gaussian white noise
dem_ DFUSC_ 2x2_ STBC. m: Receiver demodulation main program
ls_ Freq.m: frequency domain LS algorithm
ls_ time_ 2x2.m: time domain LS algorithm
iterative_ detection_ decoding_ 2x2.m: cascade map algorithm main program
map_ decoding. m: Convolutional code MAP decoding program
b2s_ logp. m: Symbol LLR converted to bit LLR