[1] Yang H L, Chen C, Zhong W D. Cognitive multi-cell visible light communication with hybrid underlay/overlay resource allocation[J]. IEEE Photonics Technology Letters, 30, 1135-1138(2018).

[2] Chen Q R, Yu X, Cui W N et al. Visible-light communication and performance analysis based on medium- and short-distance inter-satellite links[J]. Acta Optica Sinica, 39, 1006003(2019).

[3] Chi N, Lu X Y, Wang C et al. High-speed visible light communication based on LED[J]. Chinese Journal of Lasers, 44, 0300001(2017).

[4] Pathak P H, Feng X T, Hu P F et al. Visible light communication, networking, and sensing: a survey, potential and challenges[J]. IEEE Communications Surveys & Tutorials, 17, 2047-2077(2015).

[5] Wu S E, Wang H G, Youn C H. Visible light communications for 5G wireless networking systems: from fixed to mobile communications[J]. IEEE Network, 28, 41-45(2014).

[6] Kim H S, Kim D R, Yang S H et al. An indoor visible light communication positioning system using a RF carrier allocation technique[J]. Journal of Lightwave Technology, 31, 134-144(2013).

[7] Wang F, Wang Z C, Qian C et al. Efficient vertical handover scheme for heterogeneous VLC-RF systems[J]. Journal of Optical Communications and Networking, 7, 1172-1180(2015).

[8] Rakia T, Yang H C, Gebali F et al. Optimal design of dual-hop VLC/RF communication system with energy harvesting[J]. IEEE Communications Letters, 20, 1979-1982(2016).

[9] Amjad M, Qureshi H K, Hassan S A et al. Optimization of MAC frame slots and power in hybrid VLC/RF networks[J]. IEEE Access, 8, 21653-21664(2020).

[10] Obeed M, Salhab A M, Zummo S A et al. Joint optimization of power allocation and load balancing for hybrid VLC/RF networks[J]. Journal of Optical Communications and Networking, 10, 553-562(2018).

[11] Kashef M, Ismail M, Abdallah M et al. Energy efficient resource allocation for mixed RF/VLC heterogeneous wireless networks[J]. IEEE Journal on Selected Areas in Communications, 34, 883-893(2016).

[12] Zhang H J, Liu N, Long K P et al. Energy efficient subchannel and power allocation for software-defined heterogeneous VLC and RF networks[J]. IEEE Journal on Selected Areas in Communications, 36, 658-670(2018).

[13] Hsiao Y C, Wu Y C, Lin C. Energy-efficient beamforming design for MU-MISO mixed RF/VLC heterogeneous wireless networks[J]. IEEE Transactions on Signal Processing, 67, 3770-3784(2019).

[14] Dinkelbach W. On nonlinear fractional programming[J]. Management Science, 13, 492-498(1967).

[15] Wang J Y, Wang J B, Zhu J X et al. On the BER performance of relay-aided free-space optical communications in the presence of input-dependent noise[C](2017).

[16] Zhao J Q, Xu Y F, Li J H et al. Turbulence channel modeling of visible light communication under strong background noise and diversity receiving technologies[J]. Acta Optica Sinica, 36, 0301001(2016).

[17] Yang H L, Alphones A, Zhong W D et al. Learning-based energy-efficient resource management by heterogeneous RF/VLC for ultra-reliable low-latency industrial IoT networks[J]. IEEE Transactions on Industrial Informatics, 16, 5565-5576(2020).

[18] Al Hammadi A, Muhaidat S, Sofotasios P C et al. A robust and energy efficient NOMA-enabled hybrid VLC/RF wireless network[C](2019).

[19] Boyd S, Vandenberghe L[M]. Convex optimization(2004).

[20] Sentelle C, Anagnostopoulos G C, Georgiopoulos M. Efficient revised simplex method for SVM training[J]. IEEE Transactions on Neural Networks, 22, 1650-1661(2011).

[21] Xu Y J, Li G Q, Yang Y et al. Robust resource allocation and power splitting in SWIPT enabled heterogeneous networks: a robust minimax approach[J]. IEEE Internet of Things Journal, 6, 10799-10811(2019).

[22] Al-Khori J, Nauryzbayev G, Abdallah M M et al. Joint beamforming design and power minimization for friendly jamming relaying hybrid RF/VLC systems[J]. IEEE Photonics Journal, 11, 7902718(2019).

[23] Ding D Q, Ke X Z. Research on generalized mathematic radiation model for white LED[J]. Acta Optica Sinica, 30, 2536-2540(2010).

[24] Kashef M, Abdallah M, Al-Dhahir N. Transmit power optimization for a hybrid PLC/VLC/RF communication system[J]. IEEE Transactions on Green Communications and Networking, 2, 234-245(2018).