基于matlab中simulink下的通信系统在BPSK和QPSK调制方式和AWGN信道特性下的无编码和卷积编码误码率仿真-Communication system uses BPSK and QPSK modulation method respectively with under no coding and convolution code in the coding and decoding ber, simulating the error of signal transmission

一个简单的直扩系统，包含卷积编译码，BPSK调制，M序列扩频-A simple DS system, including the convolution coding and decoding, BPSK modulation, M-sequence spread spectrum