2 papers
cs.IT2026
On Existence of Girth-8 QC-LDPC Code with Large Column Weight: Combining Mirror-sequence with Classification Modulo Ten
Guohua Zhang, Xiangya Liu, Jianhua Zhang +1
Quasi-cyclic (QC) LDPC codes with large girths play a crucial role in several research and application fields, including channel coding, compressed sensing and distributed storage…
cs.IT2024
Short Regular Girth-8 QC-LDPC Codes From Exponent Matrices with Vertical Symmetry
Guohua Zhang, Aijing Sun, Ling Liu +1
To address the challenge of constructing short girth-8 quasi-cyclic (QC) low-density parity-check (LDPC) codes, a novel construction framework based on vertical symmetry (VS) is pr…