Author Affiliations
1School of Optical and Electronic Information and Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, China2Advanced Institute of Photonics Technology, School of Information Engineering, and Guangdong Provincial Key Laboratory of Information Photonics Technology, Guangdong University of Technology, Guangzhou 510006, China3Kunshan Shunke Laser Technology Co., Ltd., Suzhou 215347, China4Institute of Automation and Electrometry, Russian Academy of Sciences, Novosibirsk 630090, Russia5Faculty of Physics, University of Warsaw, Warsaw 02-093, Polandshow less
Fig. 1. (a) Temporal profile, (b) optical spectrum, and (c) eigenvalues of a pulse from the fiber laser.
Fig. 2. (a) Temporal profile, (b) optical spectrum, and (c) eigenvalue of the filtered soliton.
Fig. 3. NFT data evolution obtained from the measurement of the fiber laser: (a) real-time spatial–temporal dynamics of laser evolution from full-field measurements; (b) evolution of the eigenvalues; (c) dynamics of filtered soliton evolution; and (d) evolution of its eigenvalues.
Fig. 4. NFT data evolution obtained from the output of the fiber laser in period doubling: (a) real-time spatial–temporal dynamics of laser evolution from full-field measurements; (b) the temporal width of the pulse during every round trip; (c) the evolution of the imaginary parts of eigenvalues; and (d) the evolution of filtered soliton evolution.
Fig. 5. Temporal profiles and optical spectra of the period doubling pulse without and with soliton distillation: (a), (b) state 1; (c), (d) state 2.
Fig. 6. NFT data evolution obtained from the double pulses under (a)–(d) unstable and (e)–(l) stable state: (a), (e), (i) real-time spatial–temporal dynamics of laser evolution from full-field measurements; (b), (f), (j) the evolution of the imaginary parts of eigenvalues; (c), (g), (k) the temporal profiles without soliton distillation; (d), (h), (l) the temporal profiles with soliton distillation.
Fig. 7. NFT data evolution obtained from the triple pulses under (a)–(d) unstable and (e)–(h) stable state: (a), (e) real-time spatial–temporal dynamics of laser evolution from full-field measurements; (b), (f) the evolution of the imaginary parts of eigenvalues; (c), (g) the temporal profiles without soliton distillation; (d), (h) the temporal profiles with soliton distillation.
Fig. 8. (a) Three pulse separations of triple pulses, (b) pulse separation, and (c) filtered soliton separation with different initial pulse separation T0.
Fig. 9. Temporal profiles of (a) q(t)=10 sech(10t), (b) q(t)=10 sech[10(t+2)], (c) q(t)=8 sech[8(t+1)]+10 sech[10(t−1)], and (d) q(t)=8 sech[8(t+2)]+10 sech(10t)+9 sech[9(t−2)]. Each inset shows the eigenvalue distribution of the corresponding temporal profile.
Fig. 10. (a) Passively mode-locked fiber laser. ISO, isolator; PC, polarization controller; WDM, wavelength-division multiplexer; OC, output coupler. (b) Corresponding digital signal processing (DSP) flows of coherent receiver.