Demonstration of a hybrid III-V/Si multi-wavelength DFB laser for high-bandwidth density I/O applications

• DOI: 10.1364/ofc.2022.tu2e.5
• Publication Date: 2022-04-26T15:24:15Z
• Authors: Ranjeet Kumar; Duanni Huang; Meer Sakib; Guan-Lin Su; Chaoxuan Ma; Xinru Wu; Haisheng Rong
• Keywords: 0202 electrical engineering, electronic engineering, information engineering; 02 engineering and technology

We demonstrate a 4-wavelength DFB laser with >8dBm output power per wavelength, <±0.5dB power variations, 140GHz wavelength spacing, and <-140dB/Hz RIN. For data transmission at 64 Gb/s, we obtained comparable performance to a benchtop laser.