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Table 1 Used degree distribution. Table showing LDPC-Staircase DD for different values of N1 where \(r_{L}=\frac {2}{3}\)

From: GLDPC-Staircase AL-FEC codes: a fundamental study and new results

N1 edge DD (λ(x), ρ(x)) node DD (L(x),R(x))
3 λ(x)=0.25.x 1+0.75.x 2, ρ(x)=x 7 L(x)=0.3333.x 2+0.6667.x 3, R(x)=x 8
4 λ(x)=0.2.x 1+0.8.x 3, ρ(x)=x 9 L(x)=0.3333.x 2+0.6667.x 4, R(x)=x 10
5 λ(x)=0.1666.x 1+0.8333.x 4, ρ(x)=x 11 L(x)=0.3333.x 2+0.6667.x 5, R(x)=x 12
6 λ(x)=0.1429.x 1+0.8571.x 5, ρ(x)=x 13 L(x)=0.3333.x 2+0.6667.x 6, R(x)=x 14