LDPC Coded Modulation with Probabilistic Shaping for Optical Fiber Systems
arXiv:1501.01742 · doi:10.1364/OFC.2015.Th2A.23
Abstract
An LDPC coded modulation scheme with probabilistic shaping, optimized interleavers and noniterative demapping is proposed. Full-field simulations show an increase in transmission distance by 8% compared to uniformly distributed input.
3 pages, 3 figures. Paper is accepted for presentation at OFC 2015. Following the submission to OFC, the blue box in Fig. 1 has been corrected and reference [3] has been updated