Optical Channel Estimation Based on Kalman Filtering for VLC Systems Adopting DCO-OFDM. - Eman Shawky; Mohamed A. El-Shimy; Hossam M. H. Shalaby; M. Amr Mokhtar; El-Sayed A. El-Badawy; Anand Srivastava (ICTON, 2018)