Broadband Optical Frequency Comb Generation Utilizing a Gain-Switched Weak-Resonant-Cavity Fabry–Perot Laser Diode under Multi-Wavelength Optical Injection

• Published in: Photonics Vol. 11; no. 10; p. 912
• Main Authors: Tao, Yuhong, Wang, Qiupin, Ou, Pu, Xia, Guangqiong, Wu, Zhengmao
• Format: Journal Article
• Language: English
• Published: Basel MDPI AG 01.10.2024
• Subjects: Bandwidths; Broadband; Broadband transmission; Current modulation; Diodes; Fabry-Perot interferometers; gain switched; Injection; Lasers; Light; Line spectra; multi-wavelength injection light (MWIL); Optical frequency; optical frequency comb (OFC); Phase noise; Radiation; Relaxation oscillations; Resonant frequencies; Semiconductor lasers; Single sideband transmission; Spectrum allocation; Spectrum analysis; Threshold currents; Wavelength; Wavelengths; weak-resonant-cavity Fabry–Perot laser diode (WRC-FPLD); United States; California; United States > US

We propose and experimentally demonstrate an approach for generating a wideband optical frequency comb (OFC) featuring multiple comb lines and wavelength tunability based on a gain-switched weak-resonant-cavity Fabry–Perot laser diode (WRC-FPLD) under multi-wavelength optical injection. The longitud...