English

Reducing the Error Floor of the Sign-Preserving Min-Sum LDPC Decoder via Message Weighting of Low-Degree Variable Nodes

Information Theory 2022-06-24 v1 Signal Processing math.IT

Abstract

Some low-complexity LDPC decoders suffer from error floors. We apply iteration-dependent weights to the degree-3 variable nodes to solve this problem. When the 802.3ca EPON LDPC code is considered, an error floor decrease of more than 3 orders of magnitude is achieved.

Keywords

Cite

@article{arxiv.2206.11532,
  title  = {Reducing the Error Floor of the Sign-Preserving Min-Sum LDPC Decoder via Message Weighting of Low-Degree Variable Nodes},
  author = {Lotte Paulissen and Alex Alvarado and Kaiquan Wu and Alexios Balatsoukas-Stimming},
  journal= {arXiv preprint arXiv:2206.11532},
  year   = {2022}
}