A Modified Permutation Algorithm for Low Complexity Encoding in NB-QC-LDPC Codes
Miao Zhu, Liqian Wang, Yatong Zhao, Xue Chen, Weiming Wang, Kai Tao, Yinlong Shi · 2022
A modified permutation algorithm that optimizes the preprocessing step of the efficient encoding algorithm is proposed for nonbinary quasi-cyclic low-density parity-check (NB-QC-LDPC) codes. Linear complexity encoding is implemented and at least 0.15dB performance loss is avoided.