[WP-B] Poster Session 2

[WP-B-24] Frequency Domain Joint Monitoring of DGD and PDL in Optical Coherent Communication Systems Using CAZAC Sequences

Linsheng Fan¹, Gao Ye^1,2, Zhongliang Sun¹, Linguo Cao¹, Hao Si^1,2, Jianwei Tang¹, Shunfeng Wang¹, Fan Jiang¹, Junpeng Liang¹, Weisheng Liang Hu¹, ○Jinlong Wei¹ (1. Pengcheng Laboratory (PCL) (China), 2. South China University of Technology (China))

Keywords:

Digital signal processing,advanced modulation,coding and multiplexing

We propose a CAZAC sequences-based frequency-domain joint DGD and PDL estimation and monitoring scheme, which achieved estimation error of <0.3 ps and <0.3 dB, respectively. The proposal offers high accuracy, stability, and DSP integration for on service monitoring.