[1] YU J J[M]. Broadband terahertz communication technology(2018).

[2] PENG Z Y, LI W. AUKF-based beam tracking algorithm in Millimeter-Wave mobile communication[J]. Journal of Infrared and Millimeter Waves, 40, 334-340(2021).

[3] HAN K W, YANG M H, Sun Y et al. Millimeter-wave vector modulator and its application in active phased array antenna[J]. Journal of Infrared and Millimeter Waves, 30, 425-428(2011).

[4] CHEN X, YANG Q, ZENG Y et al. A millimeter-wave fast imaging algorithm with range compensation for one-stationary bistatic SAR[J]. Journal of Infrared and Millimeter Waves, 41, 294-298(2022).

[5] YU J J, ZHOU W, WANG X Y et al. Photonics-aided broadband terahertz communication technology[J]. Journal on Communications, 43, 11-23(2022).

[6] TONOUCHI M. Cutting-edge terahertz technology[J]. Nature Photonics, 1, 97-105(2007).

[7] SHI J T, YU J J, ZHANG J et al. 65,536-QAM OFDM signal trans-mission over a fiber-THz system at 320 GHz with delta-sigma modulation[J]. Optics Letters, 48, 2098-2101(2023).

[8] CHO J, CHANDRASEKHAR S, RAYBON G et al. High Spectral Efficiency Optical Transmission with Probabilistic Constellation Shaping: 2018 23rd Opto-Electronics and Communications Conference (OECC), 2018[C], 1-2(2018).

[9] XIE T Y, YU J G, ZHOU W. Photonics-aided 335 GHz PS-64QAM wireless transmission over 200 m employing complex-valued NN classification and random sampling techniques[J]. Optics Express, 31, 10333-10347(2023).

[10] NAKAMURA M, KOBAYASHI T, YAMAZAKI H et al. Entropy and Symbol-rate Optimized 120 GBaud PS-36QAM Signal Transmission over 2 400 km at Net-rate of 800 Gbps/λ: Optical Fiber Communication Conference (OFC) 2020, 2020[C], M4K.3(2020).

[11] JIA S, ZHANG L, WANG S W et al. 2×300 Gbit/s Line Rate PS-64QAM-OFDM THz Photonic-Wireless Transmission[J]. Journal of Lightwave Technology, 38, 4715-4721(2020).

[12] KONG M, SHI J T, SANG B H et al. 800-Gb/s/carrier WDM Coherent Transmission Over 2 000 km Based on Truncated PS-64QAM Utilizing MIMO Volterra Equalizer[J]. Journal of Lightwave Technology, 40, 2830-2839(2022).

[13] ZHANG L, CHEN Z F, ZHANG H Q et al. Hybrid fiber–THz fronthaul supporting up to 16384-QAM-OFDM with the delta-sigma modulation[J]. Optics Letters, 47, 4307-4310(2022).

[14] SAWADOGO B A, BANDYOPADHYAY A, ZEGAOUI M et al. 100 Gbit/s THz Data Transmission and Beyond using Multicore Fiber Combined with UTC Photodiode Array: Optical Fiber Communication Conference (OFC) 2022, 2022[C], Th2A.26(2022).

[15] ARMSTRONG J. OFDM for Optical Communications[J]. Journal of Lightwave Technology, 27, 189-204(2009).

[16] WANG K H, ZHAO L, YU J J. 200 Gbit/s Photonics-Aided MMW PS-OFDM Signals Transmission at W-Band Enabled by Hybrid Time-Frequency Domain Equalization[J]. Journal of Lightwave Technology, 39, 3137-3144(2021).

[17] REN J X, LIU B, ZHAO D L et al. Chaotic constant composition distribution matching for physical layer security in a PS-OFDM-PON[J]. Optics Express, 28, 39266-39276(2020).

[18] TAO L, YU J J, YANG Q et al. Spectrally efficient localized carrier distribution scheme for multiple-user DFT-S OFDM RoF- PON wireless access systems[J]. Optics Express, 20, 29665-29672(2012).

[19] SHI J Y, ZHANG J W, ZHOU Y J et al. Transmission Performance Comparison for 100-Gb/s PAM-4, CAP-16, and DFT-S OFDM With Direct Detection[J]. Journal of Lightwave Technology, 35, 5127-5133(2017).

[20] ZHAO L, WANG K H, ZHOU W. Transmission of 4096-QAM OFDM at D-band[J]. Optics Express, 31, 2270-2281(2023).

[21] YU X B, LYU Z D, LI L Y et al. Waveform design and signal processing for terahertz integrated sensing and communication[J]. Journal on Communications, 43, 76-88(2022).

[22] ZHANG J, TONG W D, ZHU M et al. Research and prospect of terahertz wireless and wired fusion communication technology[J].

[23] ZHANG L, QIAO M, WANG S et al. Nonlinearity-aware optoelectronic terahertz discrete multitone signal transmission with a zero-bias diode[J]. Optics Letters, 45, 5045-5048(2020).

[24] DENG H Z, ZHANG H Q, ZHANG L et al. Terahertz photonic communication technologies[J]. Journal of Terahertz Science and Electronic Information Technology, 20, 790-803(2022).

[25] ZHAO M M, YU J J. Terahertz communication system: present and outlook[J].

[26] HIRATA A, KOSUGI T, TAKAHASHI H et al. 5.8 km 10 Gbps data transmission over a 120 GHz-band wireless link: 2010 IEEE International Conference on Wireless Information Technology and Systems, 2010[C], 1-4(2010).

[27] KALLFASS I, ANTES J, SCHNEIDER T et al. All Active MMIC-Based Wireless Communication at 220 GHz[J]. IEEE Trans-actions on Terahertz Science & Technology, 1, 477-487(2011).

[28] MOELLER L, FEDERICI J, SU K. 2.5 Gbit/s duobinary signalling with narrow bandwidth 0.625 terahertz source[J]. Electronics Letters, 47, 856-858(2011).

[29] ZHANG Y C, CHEN J, ZHAO M X et al. Geometric Probability Shaping in Coherent Optical Communication System[J]. Acta Optica Sinica, 43, 67-73(2023).

[30] KSCHISCHANG F R, PASUPATHY S. Optimal nonuniform signaling for gaussian channels[J]. IEEE Transactions on Information Theory, 39, 913-929(1993).

[31] SCHULTE P, BÖCHERER G. Constant Composition Distribution Matching[J]. IEEE Transactions on Information Theory, 62, 430-434(2016).

[32] LI F, YU J J, CAO Z Z et al. Experimental Demonstration of Four-Channel WDM 560 Gbit/s 128QAM-DMT Using IM/DD for 2-km Optical Interconnect[J]. Journal of Lightwave Technology, 35, 941-948(2017).

[33] LU G Y, SHAO C, ZHOU Q. Novel distortionless PAPR reduction scheme for OFDM system[J].

[34] CHEN X, LI A, GAO G J et al. Experimental demonstration of improved fiber nonlinearity tolerance for unique-word DFT-spread OFDM systems[J]. Optics Express, 19, 26198-26207(2011).

[35] QI L, SU W B, SHI Z L. Exact maximum likelihood error estimation algorithm in MMW/IR imaging system[J].