[WP-B] Poster Session 2

[WP-B-23] Concatenated Multi-level Coded Four-dimensional Modulation for Short-reach Coherent Optical Transmission

○wen yuyao¹, ming jun¹, liu shaonan¹, dong ze¹ (1. Beijing Institute of Technology (China))

Keywords:

Coding and forward error correction for optical communications

A 4D modulated 128-SP-QAM scheme employing concatenated MLC is proposed to mitigate PDL in short-reach coherent transmission system, achieving a 0.93 dB OSNR gain after 20 km SSMF compared with conventional PM-16QAM.