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Conferences > OFC > 2009 > OWE > OWE1
  • Optical Fiber Communication Conference and National Fiber Optic Engineers Conference
  • OSA Technical Digest (CD) (Optica Publishing Group, 2009),
  • paper OWE1
  • •https://doi.org/10.1364/OFC.2009.OWE1

Operating Points for Low-Density Parity-Check Codes in On-off Keyed Fiber-Optic Transmission Systems

Benjamin P. Smith and Frank R. Kschischang

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Abstract

We consider the rate/distance tradeoff for LDPC-coded OOK systems under soft-decision iterative decoding. Below 6000 km, EXIT-chart optimized irregular LDPC codes outperform systems that use a nonlinearity-reducing constrained inner code.

© 2009 Optical Society of America

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