Crosstalk optimization in low extinction-ratio switch fabrics
Yi Qian, Hamid Mehrvar, Huixiao Ma, Xiaoling Yang, Kun Zhu, H. Y. Fu, Dongyu Geng, Dominic J. Goodwill, Patrick Dumais, Éric Bernier · Optical Fiber Communication Conference · 2014
Intelligently setting nominally-idle cells in a PIC photonic switch reduces crosstalk. 100Gb/s DP-QPSK simulation shows 0.3dB OSNR improvement, for 13dB extinction ratio of a practical photonic switch cell. The method operates correctly in a 10Gb/s NRZ test-bed.