Improved Soft-decision Forward Error Correction via Post-processing of Mismatched Log-likelihood Ratios
Alex Alvarado · mediaTUM – the media and publications repository of the Technical University Munich (Technical University Munich) · 2016
© VDE VERLAG GMBH. Berlin. Offenbach. Correction of soft information based on achievable information rates for SD-FEC is discussed. Linear scaling of LLRs is shown to offer gains of up to 0.75 dB for a rate 0.8 LDPC code in a channel dominated by phase noise.