Narrow Linewidth Lasers for Low-Energy Coherent Communications

Grant M. Brodnik, Mark W. Harrington, John H. Dallyn, Debapam Bose, Wei Zhang, Liron Stern, Paul A. Morton, Ryan A. Behunin, Scott B. Papp, Daniel J. Blumenthal

Research output: Contribution to journalConference articlepeer-review


We present chip-scale lasers with ~1Hz fundamental linewidths, ~30Hz integral linewidths, and stability better than 2x10-13 (50ms) enabling energy-efficient, ultra-low residual phase error carrier recovery for DSP-free, high-capacity coherent communications in tomorrow's data center interconnects.

Original languageAmerican English
Article numberTu2I.3
JournalOptics InfoBase Conference Papers
StatePublished - 2022
Externally publishedYes
EventOptical Fiber Communication Conference, OFC 2022 - San Diego, United States
Duration: 6 Mar 202210 Mar 2022

Bibliographical note

Publisher Copyright:
© Optica Publishing Group 2022, © 2022 The Author(s)


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