Tao ZHU, Laiyang DANG, Jiali LI, Tianyi LAN, Ligang HUANG, Leilei SHI. Narrow Linewidth Laser Technology and Development（Invited）[J]. Acta Photonica Sinica, 2022, 51(8): 0851503
- Acta Photonica Sinica
- Vol. 51, Issue 8, 0851503 (2022)
Fig. 1. Schematic diagram of linear main cavity laser［39］
Fig. 2. 1 603 nm DBR fiber laser［46］
Fig. 4. Narrow linewidth laser system based on microring resonator thermo-optic locking［59］
Fig. 5. DFB narrow linewidth laser system based on FBG-FP self-injection locking［62］
Fig. 6. Narrow linewidth laser system based on self-injection feedback［70］
Fig. 7. Narrow linewidth fiber laser system based on fiber ring resonator ［71］
Fig. 8. Narrow linewidth fiber laser system based on Add-Drop structure［72］
Fig. 9. Principle of laser linewidth compression based on distributed weak feedback
Fig. 10. Principle of spectral evolution of distributed weak feedback structure［77］
Fig. 12. Principle and output characteristics of artificial distributed feedback short waveguide structures［80-82］
Fig. 13. Ultra-high Q wedge resonator and output characteristics［83］
Fig. 14. Lithium niobate microring with ultra-high Q factor and optical properties［84］
Fig. 16. An on-chip laser system based on distributed feedback［29］
Fig. 18. Distributed sensing system based on narrow linewidth laser［99］
Fig. 19. Structure diagram of tunable laser based on silicon microring resonator［101］
Fig. 20. Schematic diagram of photoelectronic system based on on-chip optical frequency comb［104］
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