卷积码的实现，c比matlab快很多。scr ipt for computing the BER for BPSK modulation in AWGN with Hard and Soft decision Viterbi decoding with traceback-discuss a simple binary convolutional coding scheme at the transmitter and the associated Viterbi (maximum li

QPSK调制下的（5,7）卷积码的编码和维特比译码与BPSK调制下（5,7）卷积码的编码和维特比译码的BER特性-QPSK modulation under (5,7) convolutional code encoding and Viterbi decoding and BPSK modulation (5,7) convolutional code encoding and Viterbi BER characteristic