Fig. 1. Schematic diagram of PTS-ADC system

Fig. 2. Schematic diagram of complementary dual-MZM system

Fig. 3. Structure of four-channel continuous-time PTS-ADC system

Fig. 4. Simulation structure of four channel continuous-time PTS-ADC system

Fig. 5. Schematic of wavelength and time interleaved optical pulse sequence

Fig. 6. Structure diagram of multi-channel electrical sampling

Fig. 7. Time domain diagram of 6 GHz signal sampling through four channels

Fig. 8. Spectra of the modulated signal. (a) Conventional MZM; (b) complementary dual MZM

Fig. 9. Time-domain diagrams of the modulated signal. (a) Conventional MZM; (b) complementary dual MZM

Fig. 10. Time-domain diagram of the calibrated signal