LTE系统中QPSK软信息解调,Turbo编码matlab仿真程序，-soft QPSK demodulation in LTE

用MATLAB中的simulink对DQPSK进行仿真-Using MATLAB in the simulink simulation of the DQPSK

turbo码的编解码程序，采用max-log-map算法，简单易用。程序采用QPSK调制，信道为AWGN-turbo code decoding process, using max-log-map algorithm, easy to use. Program uses QPSK modulation, AWGN channel is