Title :
Irregular turbocodes
Author :
Frey, Brendan J. ; MacKay, David J C
Author_Institution :
Dept. of Comput. Sci., Waterloo Univ., Ont., Canada
Abstract :
We construct irregular turbocodes with systematic bits that participate in varying numbers of trellis sections. By making the original rate 1/2 turbocode of Berrou et al. slightly irregular, we obtain a coding gain of 0.15 dB at BER=10-4
Keywords :
decoding; error statistics; trellis codes; turbo codes; BER; bit error rate; coding gain; decoding; irregular turbo codes construction; systematic bits; trellis sections; Bayesian methods; Bit error rate; Computer science; Convolutional codes; Decoding; Gain; Graphical models; Joining processes; Parity check codes; Physics;
Conference_Titel :
Information Theory, 2000. Proceedings. IEEE International Symposium on
Conference_Location :
Sorrento
Print_ISBN :
0-7803-5857-0
DOI :
10.1109/ISIT.2000.866413
