Browsing by Author "Ho, Ching-Ju"

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Sparse Volterra Nonlinear Equalizer by Employing Pruning Algorithm for High-Speed PAM-4 850-nm VCSEL Optical Interconnect
(2019-01-01)
Chuang, Chun-Yen
;
Chang, Wei-Fan
;
Wei, Chia-Chien
;
Ho, Ching-Ju
;
Huang, Cheng-Yu
A pruned Volterra equalizer that reduces computational complexity by up to 85.2% in 112-Gbps PAM-4 optical interconnects is proposed. The BER performance is competitive with LASSO-based Volterra equalizers, and training time is twice as fast.