[1] Tang Z, Li Y, Yao J, et al. Photonics‐based microwave frequency mixing: methodology and applications[J]. Laser & Photonics Reviews, 14, 1800350(2020).

[2] Tang Z, Pan S. Image-reject mixer with large suppression of mixing spurs based on a photonic microwave phase shifter[J]. Journal of Lightwave Technology, 34, 4729-4735(2016).

[3] Jiang T, Wu R, Yu S, et al. Microwave photonic phase-tunable mixer[J]. Optics Express, 25, 4519-4527(2017).

[4] Zhao Y, Pang X, Deng L, et al. Ultra-broadband photonic harmonic mixer based on optical comb generation[J]. IEEE Photonics Technology Letters, 24, 16-18(2011).

[5] Pan S, Ye X, Zhang Y, et al. Microwave photonic array radars[J]. IEEE Journal of Microwaves, 1, 176-190(2021).

[6] [6] Michael M E. Microwave photonics electronic warfare technologies f Australian defence[C]2009 IEEE Avionics, FiberOptics Photonics Technology Conference. IEEE, 2009: 12.

[7] Duarte V C, Prata J G, Ribeiro C F, et al. Modular coherent photonic-aided payload receiver for communications satellites[J]. Nature Communications, 10, 1-9(2019).

[8] Burla M, Roeloffzen C G H, Zhuang L, et al. System integration and radiation pattern measurements of a phased array antenna employing an integrated photonic beamformer for radio astronomy applications[J]. Applied Optics, 51, 789-802(2012).

[9] Zhu C, Lu L, Shan W, et al. Silicon integrated microwave photonic beamformer[J]. Optica, 7, 1162-1170(2020).

[10] Zhang W, Yao J. Silicon photonic integrated optoelectronic oscillator for frequency-tunable microwave generation[J]. Journal of Lightwave Technology, 36, 4655-4663(2018).

[11] Tang J, Hao T, Li W, et al. Integrated optoelectronic oscillator[J]. Optics Express, 26, 12257-12265(2018).

[12] Li S, Cui Z, Ye X, et al. Chip‐based microwave‐photonic radar for high‐resolution imaging[J]. Laser & Photonics Reviews, 14, 1900239(2020).

[13] Jin S, Xu L, Rosborough V, et al. RF frequency mixer photonic integrated circuit[J]. IEEE Photonics Technology Letters, 28, 1771-1773(2016).

[14] [14] Bottenfield C G, Thomas V A, Saha G, et al. A silicon microwave photonic downconverter[C]45th European Conference on Optical Communication (ECOC 2019). IET, 2019: 14.

[15] [15] Ge R, Cai X. Highextinctionratio optical filters based on highder silicon micring resonats[C]2018 Conference on Lasers ElectroOptics Pacific Rim (CLEOPR). IEEE, 2018: 12.

[16] [16] Zhalehpour S, Lin J, Guo M, et al. Allsilicon IQ modulat f 100 GBaud 32QAM transmissions[C]Optical Fiber Communication Conference. Optical Society of America, 2019: Th4A. 5.

[17] Xu M, He M, Zhang H, et al. High-performance coherent optical modulators based on thin-film lithium niobate platform[J]. Nature Communications, 11, 1-7(2020).

[18] Liu J, Lucas E, Raja A S, et al. Photonic microwave generation in the X-and K-band using integrated soliton microcombs[J]. Nature Photonics, 14, 486-491(2020).