A VLSI design for a trace-back Viterbi decoder
T. K. Truong, M.T. Shih, I.S. Reed, E. Satorius · IEEE Transactions on Communications · 1992
A systolic Viterbi decoder for convolutional codes is developed which uses the trace-back method to reduce the amount of data needed to be stored in registers. It is shown that this new algorithm requires a smaller chip size and achieves a faster decoding time than other existing methods.>