[1] CHEN S, JIAN Z. The requirements, challenges, and technologies for 5G of terrestrial mobile telecommunication[J]. IEEE Communications Magazine, 2014, 52(5): 36-43.
[2] ZHANG F, ZHANG T, GE X, et al. A full-duplex OSSB modulated RoF system with centralized light source by optical sideband reuse[C]//2014 IEEE/CIC International Conference on Communications in China (ICCC), October 13-15, 2014, Shanghai, China. New York: IEEE, 2014: 146-150.
[3] TANG Z, PAN S. A full-duplex radio-over-fiber link based on a dual-polarization Mach-Zehnder modulator[J]. IEEE Photonics Technology Letters, 2016, 28(8): 852-855.
[4] PAN S, ZHU D, ZHANG F. Microwave photonics for modern radar systems[J]. Transactions of Nanjing University of Aeronautics and Astro-nautics, 2014, 31(3): 219-240.
[6] ZHU Z, ZHAO S, ZHENG W, et al. Filterless frequency 12- tupling optical millimeter-wave generation using two cascaded dual-parallel Mach-Zehnder modulators[J]. Applied optics, 2015, 54(32): 9432-9440.
[7] SHIH P T, CHEN J, LIN C T, et al. Optical millimeter-wave signal generation via frequency 12-tupling[J]. Journal of Lightwave Technology, 2009, 28(1): 71-78.
[9] CHEN X, XIA L, HUANG D. A filterless 24-tupling optical millimeter-wave generation and RoF distribution[J]. Optik, 2017, 147: 22-26.
[10] YAO Y, CHEN X, DAI Y, et al. Dual-wavelength erbium-doped fiber laser with a simple linear cavity and its application in microwave generation[J]. IEEE Photonics Technology Letters, 2005, 18(1): 187-189.
[11] CHEN X, DENG Z, YAO J. Photonic generation of microwave signal using a dual-wavelength single-longitudinal-mode fiber ring laser[J]. IEEE transactions on microwave theory and techniques, 2006, 54(2): 804-809.
[12] QI G, YAO J, SEREGELYI J, et al. Generation and distribution of a wide-band continuously tunable millimeter-wave signal with an optical external modulation technique[J]. IEEE Transactions on microwave theory and techniques, 2005, 53(10): 3090-3097.
[13] ZHAO Y, ZHENG X, WEN H, et al. Simplified optical millimeter-wave generation configuration by frequency quadrupling using two cascaded Mach-Zehnder modulators[J]. Optics Letters, 2009, 34(21): 3250-3252.
[14] XIANG C, YAO J. Wavelength reuse in an RoF link based on CS-DSB, coherent detection and DSP[J]. IEEE Photonics Technology Letters, 2017, 29(12): 975-978.
[16] DING Q, WANG M, MU H, et al. Full-duplex broadcast RoF-WDM- PON with self-coherent detection and photonic frequency up/down-conver-
[17] KAKATI D, ARYA S C. A 640-Gbps, 15.2344-b/s/Hz full-duplex optical fiber/wireless single-channel coherent communication system using IQM-based DP-256-QAM and DSP techniques [J]. Photonic Network Communications, 2020, 39(1): 26-38.