本论文主要对多进制 LDPC 码（Q-LDPC，Non-binary Low Density Parity Check Codes）的性能进行了深入的研究，并与二进制 LDPC 码（B-LDPC）、RS码（Reed-Solomon Codes）进行了全面的比较分析-This paper mainly binary LDPC codes (Q-LDPC, Non-binary Low Density Parity Check Codes) the performance of in-depth research, and with the binary LDPC codes (B-LDPC), RS code (Reed-Solomon Codes) conducted a comprehensive comparative analysis