We proposed a PWL equalizer in 120 Gb/s 2D-TCM-PAM8 based DML-DD system to correct eye skew. Computationally efficient 120 Gb/s 8-state 2D-TCM-PAM8 over 2 km C-band transmission is demonstrated below HD-FEC (3.8×10−3).

© 2020 The Author(s)

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