[WD2] Advanced Transceiver

11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[WD2-2] Ditherless Auto Bias Control Technology for Optical IQ Modulators with High Baud Rates and High-Order Modulation Formats

○Takanori Shimizu¹, Mingqi Wu¹, Wakako Maeda¹ (1.NEC Corporation)

Keywords:

Optical transmitter and receiver subsystems

We developed ditherless auto bias control for optical IQ modulators with high baud rates and higher-order modulation formats. With 64 quadrature amplitude modulation formats at 65 Gbaud, a Q-facter of 7.8 dB was obtained.