[1] Y. Yang, Y. Yamagami, X. Yu et al. Terahertz topological photonics for on-chip communication. Nat. Photonics, 14, 446(2020).

[2] X. You, C. X. Wang, J. Huang et al. Towards 6G wireless communication networks: Vision, enabling technologies, and new paradigm shifts. Sci. China Inform. Sci., 64, 1(2021).

[3] H.-J. Song, N. Lee. Terahertz communications: challenges in the next decade. IEEE Trans. Terahertz Sci. Technol., 12, 105(2022).

[4] K. Li, J. Yu. Photonics-aided terahertz-wave wireless communication. J. Lightw. Technol., 40, 4186(2022).

[5] T. Nagatsuma, G. Ducournau, C. C. Renaud. Advances in terahertz communications accelerated by photonics. Nat. Photonics, 10, 371(2016).

[6] K. Wang, X. Li, M. Kong et al. Probabilistically shaped 16QAM signal transmission in a photonics-aided wireless terahertz-wave system. 2018 Optical Fiber Communications Conference and Exposition (OFC), 1(2018).

[7] S. Wangetal. 26.8-m THz wireless transmission of probabilistic shaping 16-QAM-OFDM signals. APL Photonics, 5, 056105(2020).

[8] T. Nagatsuma, K. Oogimoto, Y. Yasuda et al. 300-GHz-band wireless transmission at 50 Gbit/s over 100 meters. Proc. 41st Int. Conf. Infrared, Millimeter, Terahertz Waves, 1(2016).

[9] T. Harter, S. Ummethala, M. Blaicher et al. Wireless THz link with optoelectronic transmitter and receiver. Optica, 6, 1063(2019).

[10] C. Castro, S. Nellen, R. Elschner et al. 32 GBd 16QAM wireless transmission in the 300 GHz band using a PIN diode for THz upconversion. Optical Fiber Communication Conference, M4F.5(2019).

[11] S. Ummethala, T. Harter, K. Koehnle et al. THz-to-optical conversion in wireless communications using an ultra-broadband plasmonic modulator. Nat. Photonics, 13, 519(2019).

[12] S. Jia, M. C. Lo, L. Zhang et al. Integrated dual-laser photonic chip for high-purity carrier generation enabling ultrafast terahertz wireless communications. Nat. Commun., 13, 1388(2022).

[13] W. Li, J. Yu, B. Zhu et al. Photonic terahertz wireless communication: towards the goal of high-speed kilometer-level transmission. J. Lightw. Technol., 42, 1159(2023).

[14] J. Ding, W. Li, Y. Wang et al. 124.8-Gbit/s PS-256QAM signal wireless delivery over 104 m in a photonics-aided terahertz-wave system. IEEE Trans. Terahertz Sci. Technol., 12, 409(2022).

[15] M. Zhu, J. Zhang, B. Hua et al. Ultra-wideband fiber-THz-fiber seamless integration communication system toward 6G: architecture, key techniques, and testbed implementation. Sci. China Inform. Sci., 66, 113301(2023).

[16] W. Li, J. Yu, B. Zhu et al. Photonic terahertz wireless communication: towards the goal of high-speed kilometer-level transmission. J. Light. Technol., 42, 1159(2023).

[17] W. Tong, J. Ding, M. Zhu et al. 200-m photonics-aided terahertz wireless transmission of 253-Gbit/s DP-OFDM signals utilizing multidimensional nonlinear equalization. J. Light. Technol., 43, 214(2024).

[18] J. He, J. Lee, S. Kandeepan et al. Machine learning techniques in radio-over-fiber systems and networks. Photonics, 7, 105(2020).

[19] S. Liu, X. Wang, W. Zhang et al. An adaptive activated ANN equalizer applied in millimeter-wave RoF transmission system. IEEE Photonics Technol. Lett., 29, 1935(2017).

[20] W. Zhou, J. Shi, L. Zhao et al. Comparison of real-and complex-valued NN equalizers for photonics-aided 90-Gbps D-band PAM-4 coherent detection. J. Light. Technol., 39, 6858(2021).

[21] S. Xu, W. Zhou, W. Li et al. Space–time domain equalization algorithm based on complex-valued neural network in a long-haul photonic-aided MIMO THz system. Opt. Lett., 49, 1253(2024).

[22] K. Wang, C. Wang, W. Li et al. Complex-valued 2D-CNN equalization for OFDM signals in a photonics-aided MMW communication system at the D-band. J. Light. Technol., 40, 2791(2022).

[23] L. Augusto Melo Pereira, L. L. Mendes, C. J. A. Bastos Filho et al. Amplified radio-over-fiber system linearization using recurrent neural networks. J. Opt. Commun. Netw., 15, 144(2023).

[24] B. Sang, W. Zhou, Y. Tan et al. Low complexity neural network equalization based on multi-symbol output technique for 200+ Gbps IM/DD short reach optical system. J. Light. Technol., 40, 2890(2022).