Distributed Acoustic Sensing for Datacenter Optical Interconnects using Self-Homodyne Coherent Detection

Publication Date: 3/6/2022

Event: OFC 2022

Reference: W1G.4: 1-3, 2022

Authors: Ezra Ip, NEC Laboratories America, Inc.; Yue-Kai Huang, NEC Laboratories America, Inc.; Ting Wang, NEC Laboratories America, Inc.; Yoshiaki Aono, NEC Corporation; Koji Asahi, NEC Corporation

Abstract: We demonstrate distributed acoustic sensing (DAS) over a bidirectional datacenter link which uses self-homodyne coherent detection for the data signal. Frequency multiplexing allows sharing the optoelectronic hardware, and enables DAS as an auxiliary function.

Publication Link: https://ieeexplore.ieee.org/document/9748716