Fig. 1. Schematic of regenerative mode-locking fiber laser

Fig. 2. Control scheme of laser cavity and optoelectronic regenerative cavity

Fig. 3. Schematic of experiment

Fig. 4. Time domain waveform of output light pulse

Fig. 5. Spectrum of output optical signal

Fig. 6. Phase noise of output microwave signal

Fig. 7. Spectrum of output microwave signal

Fig. 8. Frequency drift in 30 s for free-running

Fig. 9. Stability test data of regenerative mode-locking. (a) Frequency drift in 70 min;(b) power drift in 70 min