Fig. 1. Schematic of time synchronization measurement of multiple laser pulses based on all-fiber spectral interferometry

Fig. 2. 2D all-fiber spectral interferometry spectrogram measured by 12 laser pulse time synchronization

Fig. 3. Experimental light path

Fig. 4. Experimental spectrogram obtained by spectrometer

Fig. 5. Range of measurements in the experiment. (a) Spectrum interference waveform of the minimum measured value; (b) temporal waveform of the minimum measured value; (c) spectrum interference waveform of the maximum measured value; (d) temporal waveform of the maximum measured value; (e) temporal waveform at τ=5 ps; (f) temporal waveform at τ=10.2 ps

Fig. 6. Relationship between measurement error and pulse spacing