[1] Elgala H, Mesleh R, Haas H. Indoor optical wireless communication: potential and state-of-the-art[J]. IEEE Communications Magazine, 49, 56-62(2011).
[2] Hanzo L, Haas H, Imre S et al. Wireless myths, realities, and futures: from 3G/4G to optical and quantum wireless[J]. Proceedings of the IEEE, 100, 1853-1888(2012).
[3] Ding J P, Yi Z L, Wang J T et al. Recent advances of UAV airborne optical wireless communications[J]. Laser & Optoelectronics Progress, 57, 230003(2020).
[4] Rong X C, Wang C, Ren J W et al. Visible light communication system based on embedded hard drive indicator[J]. Acta Optica Sinica, 40, 1806004(2020).
[5] Jia K J, Yang B R, Lu H et al. LED nonlinearity mitigation for visible light communication optical-orthogonal frequency division multiplexing system with symbol decomposing techniques[J]. Chinese Journal of Lasers, 47, 0406002(2020).
[6] Zou P, Zhao Y H, Hu F C et al. Research status of machine learning based signal processing in visible light communication[J]. Laser & Optoelectronics Progress, 57, 010001(2020).
[7] Armstrong J, Lowery A J. Power efficient optical OFDM[J]. Electronics Letters, 42, 370-372(2006).
[8] Armstrong J, Schmidt B J C. Comparison of asymmetrically clipped optical OFDM and DC-biased optical OFDM in AWGN[J]. IEEE Communications Letters, 12, 343-345(2008).
[9] Dissanayake S D, Armstrong J. Comparison of ACO-OFDM, DCO-OFDM and ADO-OFDM in IM/DD systems[J]. Journal of Lightwave Technology, 31, 1063-1072(2013).
[10] Fernando N, Hong Y, Viterbo E. Flip-OFDM for unipolar communication systems[J]. IEEE Transactions on Communications, 60, 3726-3733(2012).
[11] Tsonev D, Sinanovic S, Haas H. Novel unipolar orthogonal frequency division multiplexing (U-OFDM) for optical wireless[C], 12865904(2012).
[12] Chen L, Krongold B, Evans J. Diversity combining for asymmetrically clipped optical OFDM in IM/DD channels[C], 11170530(2009).
[13] Asadzadeh K, Dabbo A, Hranilovic S. Receiver design for asymmetrically clipped optical OFDM[C], 777-781(2011).
[14] Dissanayake S D, Armstrong J. Novel techniques for combating DC offset in diversity combined ACO-OFDM[J]. IEEE Communications Letters, 15, 1237-1239(2011).
[15] Li J F, Liu X S, Li J K et al. ACO-OFDM diversity combining receiver with direct current offset in visible light communications[J]. Laser & Optoelectronics Progress, 57, 190604(2020).
[16] Huang N, Wang J B, Pan C H et al. Iterative receiver for flip-OFDM in optical wireless communication[J]. IEEE Photonics Technology Letters, 27, 1729-1732(2015).
[17] Tsonev D, Videv S, Haas H. Unlocking spectral efficiency in intensity modulation and direct detection systems[J]. IEEE Journal on Selected Areas in Communications, 33, 1758-1770(2015).
[18] Liu X S, Li J F, Ren Y H et al. Iterative pairwise maximum likelihood receiver for ACO-OFDM in visible light communications[J]. IEEE Photonics Journal, 13, 1-7(2021).
[19] Jean A. OFDM for optical communications[J]. Journal of Lightwave Technology, 27, 189-204(2009).
[20] Elgala H, Mesleh R, Haas H. An LED model for intensity-modulated optical communication systems[J]. IEEE Photonics Technology Letters, 22, 835-837(2010).