Muguang Wang, Yu Tang, Jian Sun, Jing Zhang, Qi Ding, Beilei Wu, Fengping Yan. Photonic-assisted FSK signal generation based on carrier phase-shifted double sideband modulation[J]. Chinese Optics Letters, 2021, 19(10): 103901
- Chinese Optics Letters
- Vol. 19, Issue 10, 103901 (2021)
Fig. 1. (a) Proposed schematic diagram for FSK signal generation based on CPS-DSB modulation. (b) Spectral evolution of the injected CW light wave at different positions in the system.
Fig. 2. Values of A0 and A1 with the change of MI.
Fig. 3. Optical spectra at the output of the MZM. (a) Total spectrum. (b) Spectrum along the orthogonal axis. (c) Spectrum along the principal axis.
Fig. 4. (a) Optical spectrum and (c) the related electrical spectrum of the ‘0’ case. (b) The optical spectrum and (d) the related electrical spectrum of the ‘1’ case.
Fig. 5. (a) Electrical spectrum, (b) waveform, and (c) eye diagram of the 1 Gb/s FSK signal with the carrier frequencies of 8 and 16 GHz.
Fig. 6. (a) Electrical spectrum, (b) waveform, and (c) eye diagram of the FSK signal with the carrier frequencies of 4 and 8 GHz.
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