4D Optical Link Tomography: First Field Demonstration of Autonomous Transponder Capable of Distance, Time, Frequency, and Polarization-Resolved Monitoring

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Publication Date: 3/24/2024

Event: OFC 2024

Reference: Th4B.7: 1-3, 2024

Authors: Takeo Sasai, NTT Network Innovation Labs; Giacomo Borraccini, NEC Laboratories America, Inc.; Yue-Kai Huang, NEC Laboratories America, Inc.; Hideki Nishizawa, NTT Network Innovation Labs; Zehao Wang, Duke University; Tingjun Chen, Duke University; Yoshiaki Sone, NTT Network Innovation Labs; Tatsuya Matsumura, NTT Network Innovation Labs; Masanori Nakamura, NTT Network Innovation Labs; Etsushi Yamazaki, NTT Network Innovation Labs; Yoshiaki Kisaka, NTT Network Innovation Labs

Abstract: We report the first field demonstration of 4D link tomography using a commercial transponder, which offers distance, time, frequency, and polarization-resolved monitoring. This scheme enables autonomous transponders that identify locations of multiple QoT degradation causes.

Publication Link: https://www.ofcconference.org/en-us/home/schedule/?day=Thursday#th4b.7