[1] Ma J, Lu J, Wu P H et al. Influence of semiconductor optical amplifier parameters on high speed all-optical wavelength conversion system[J]. Laser & Optoelectronics Progress, 54, 030606(2017).

[2] Zhao Q F, Wang S P, Xu Y M et al. Joint channel and carrier frequency offset estimation and correction for coherent optical FBMC/OQAM system[J]. Acta Optica Sinica, 38, 0206003(2018).

[3] Ren H L, Kang S Y, Lu J et al. Blind phase noise compensation in large linewidth coherent optical orthogonal frequency division multiplexing systems[J]. Acta Optica Sinica, 37, 0106005(2017).

[4] Jia K J, Jin B, Hao L et al. Performance analysis of DCO-OFDM and ACO-OFDM systems in indoor visible light communications[J]. Chinese Journal of Lasers, 44, 0806003(2017).

[5] Li B, Yu J J, He J et al. Estimation and compensation of sampling clock frequency offset in coherent optical OFDM systems with a pilot-aided method[J]. Acta Photonica Sinica, 44, 0106003(2015).

[6] Mohajerin-Ariaei A, Ziyadi M, Almaiman A et al. Simultaneous all-optical phase noise mitigation and automatically locked homodyne reception of an incoming QPSK data signal[J]. Optics Letters, 41, 4779-4782(2016).

[7] Chen X, He J Y, Che D et al. Hybrid modulated multiband coherent optical OFDM for low-complexity phase noise compensation[J]. Journal of Lightwave Technology, 33, 126-132(2015).

[8] Yuan J G, Hu Y X, He Q P et al. Modeling and research on clipping noise in optical OFDM systems[J]. Journal of Optoelectronics·Laser, 23, 1738-1742(2012).

[9] Zhang S, Bai C L, Luo Q L et al. Optimization of channel estimation for coherent optical OFDM systems with MMSE method[J]. Journal of Optoelectronics·Laser, 24, 508-513(2013).

[10] Le Goff S Y, Al-Samahi S S, Khoo B K et al. . Selected mapping without side information for PAPR reduction in OFDM[J]. IEEE Transactions on Wireless Communications, 8, 3320-3325(2009).

[11] Chen L, Krongold B, Evans J. Theoretical characterization of nonlinear clipping effects in IM/DD optical OFDM systems[J]. IEEE Transactions on Communications, 60, 2304-2312(2012).

[12] Ozgur Ü, Liu H Y, Li X et al. GaN-based light-emitting diodes: efficiency at high injection levels[J]. Proceedings of the IEEE, 98, 1180-1196(2010).

[13] Farooqui M Z, Saengudomlert P, Kaiser S. Average transmit power reduction in OFDM-based indoor wireless optical communications using SLM. [C]∥International Conference on Electrical & Computer Engineering (ICECE 2010), December 18-20, 2010, Dhaka, Bangladesh. New York: IEEE, 602-605(2010).

[14] Lin W Y, Chen C Y, Lu H H et al. 10 m/500 Mbps WDM visible light communication systems[J]. Optics Express, 20, 9919-9924(2012).