Finding good LDPC codes
Author:
Daniel A. Spielman
Bibliographic Information:
Appeared in the proceedings of the
36th Annual Allerton Conference on
Communication, Control, and Computing.
1998
Abstract
We develop heuristics for finding good distributions of
irregular low density parity check (LDPC) codes.
Using these heuristics, we construct rate 1/2 LDPC codes
that have lower bit error rates than Turbo Codes at very low
signal-to-noise ratios.
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Daniel A. Spielman
Last modified: Sun Aug 26 12:59:43 2001