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  • QAMandQPSK_Rayleigh.rar Matlab code for QPSK and QAM under rayleigh envrionment
  • ofdm_ber_freodset_qpsk.rar calculation of bit error rate for ofdm using qpsk modulation
  • ofdm_ber_freqofset.rar bit error rate calculation for ofdm using qpsk modulation with frequency offset
  • trtty276.zip this is a setup file for generating different modulation type bpsk,qpsk etc
  • ofdmgen.m.zip ... . Transmitter End: 1. Generate random serial data with M symbols (RANDSRC will do this) 2. Perform modulation (4-PSK = QPSK for now) 3. Serial to parallel 4. IFFT 5. Parallel to serial Receiver end Just opposite of transmitter end.
  • MPSK.rar QPSK仿真,误码率计算及其仿真结果的比较
  • ZHAO_OFDM.rar 这个程序除了接收机同步、信道编码没有加入外,基本上反映了一个OFDM系统的特性: 1. qpsk/16qam/64qam映射、解映射 2. OFDM调制解调(循环前缀,FFT等) 3. 非整数采样时刻多径时延的多径信道 4. Rayleigh或者Rician多径信道 5. 信道的连续时变(非block fading) 6. 线性插值信道估计 7. FFT变换域插值信道估计
  • PSD_Mfile.rar Power spectrum density的matlab实现 包含unipolar,bipolar,QPSK,BASK,BPSK,BFSK
  • twobit.rar QPSK及16QAM调制下的stbc,仅供初学者学习交流使用
  • comunicaciones.rar digital modulations like BPSK QAM QPSK