[2] Zhu W, Li J, Pei L et al. Analysis and optimization of an instantaneous frequency measurement based on polarization time delay interference[J]. Acta Optica Sinica, 41, 2107001(2021).
[3] Liu Y, Li J, He Y J et al. Quadruple frequency tunable symmetrical triangular waveform signal generator based on Dual-Parallel Mach Zehnder modulator and Balanced Photodetector[J]. Acta Optica Sinica, 41, 1906005(2021).
[5] Xuan H J, Wang Y P, Xu Z Q et al. Node security-aware spectrum allocation algorithm in elastic optical networks[J]. Chinese Journal of Lasers, 43, 1206002(2016).