[1] [1] Deng P, Kavehrad M, Kashani M A . Nonlinear modulation acteristics of white LEDs in visible light communications[C]2015 Optical Fiber Communications Conference Exhibition (OFC), 2015: 13.

[2] Zhang D F, Zhu Y J, Zhang Y Y. Multi-LED phase-shifted OOK modulation based visible light communication systems[J]. IEEE Photonics Technology Letters, 25, 2251-2254(2013).

[3] Jovicic A, Li J, Richardson T. Visible light communication: Opportunities, challenges and the path to market[J]. IEEE Communications Magazine, 51, 26-32(2013).

[4] Hu Q, Jin X, Xu Z. Compensation of sampling frequency offset with digital interpolation for OFDM-based visible light communication systems[J]. Journal of Lightwave Technology, 36, 5488-5497(2018).

[5] [5] Li F, Zhang C. Perfmance analysis on hybrid OOKOFDM modulation in VLC system[C]IEEE International Symposium on Broadb Multimedia Systems Broadcasting, 2019: 1–5.

[6] [6] Kumar A, Ghai S K. BER perfmance analysis of indo MIMOVLC system f multipath reflection[C]Technologies f SmartCity Energy Security Power, 2018: 1–5.

[7] Deng L, Fan Y. Analysis of channel correlation and channel capacity for indoor MIMO visible light communication systems[J]. Applied Optics, 59, 4672-4684(2020).

[8] Hong Y, Chen L K. Toward user mobility for OFDM-based visible light communications[J]. Optcial Lett, 41, 3763(2016).

[9] Tran M L, Kim S. Orientation-induced link-blocked receiver for MIMO visible light communication[J]. Optcial Express, 28, 12157(2020).

[10] Chen M, Lu H, Chen D. An efficient MIMO–OFDM VLC system of combining space time block coding with orthogonal circulant matrix transform precoding[J]. Optical Fiber Communications, 473, 125993(2020).

[11] Wei C C, Wu F M, Chen Z Y, et al. Indoor VLC system with multiple LEDs of different path lengths employin spacetime block-coded DMT/CAP modulation[J]. Opt Networking, 7, 459-466(2015).

[12] Guo X, Wang C, Wang W. Experimental demonstration of Zadoff–Chu matrix transform precoding for MIMO-OFDM visible light communications[J]. Advances in Condensed Matter Physics, 4343582(2020).

[13] Guo X, Li S, Yang G. Experimental demonstration of special-shaped 32-quadrature amplitude modulation constellations for visible light communications[J]. Advances in Condensed Matter Physics, 7252795(2018).

[14] Liu S A, He J, Chen Q H. Experimental research of adaptive OFDM and OCT precoding with a high SE for VLLC system[J]. Optical Fiber Technology, 37, 21-25(2017).

[15] Hong Y, Xu J. Experimental investigation of multi-band OCT precoding for OFDM-based visible light communications[J]. Optics Express, 25, 12908-12915(2017).

[16] Wei Y R, He J, Deng R. An approach enabling adaptive FEC for OFDM in fiber-VLLC system[J]. Optical Fiber Communications, 405, 329-333(2017).

[17] Bansal A, Bhatnagar M R, Hjorungnes A. Decoding and performance bound of demodulate and forward based distributed alamouti STBC[J]. IEEE Transcations on Wireless Communications, 12, 702-713(2013).

[18] Jiang Y, Varanasi M K, Li J. Performance analysis of ZF and MMSE equalizers for MIMO systems: An in-depth study of the high SNR regime[J]. IEEE Transaction Information Theory, 57, 2008-2026(2011).

[19] Zhang N, Ren Q Q, He J Q. MIMO-OFDM VLC system based on adaptive modulation,channel estimation and coding[J]. Optical Communication Technology, 45, 59-62(2021).