Sub-100 femtosecond resolution of clock-offset measurement over a 100 km fiber link with dual-comb sampling

Yunfeng Wu; Yunfeng Wu; Fei Meng; Fei Meng; Yanrong Song; Zhigang Zhang

doi:10.1364/CLEO_AT.2022.JW3B.117

Conference on Lasers and Electro-Optics
Technical Digest Series (Optica Publishing Group, 2022),
paper JW3B.117
•https://doi.org/10.1364/CLEO_AT.2022.JW3B.117

Sub-100 femtosecond resolution of clock-offset measurement over a 100 km fiber link with dual-comb sampling

Yunfeng Wu, Fei Meng, Yanrong Song, and Zhigang Zhang

CLEO: Applications and Technology 2022

San Jose, California United States
15–20 May 2022
ISBN: 978-1-957171-05-0

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Joint Poster Session II-B (Virtual) (JW3B)

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Y. Wu, F. Meng, Y. Song, and Z. Zhang, "Sub-100 femtosecond resolution of clock-offset measurement over a 100 km fiber link with dual-comb sampling," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper JW3B.117.

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Abstract

We demonstrate a sub-100 femtosecond level resolution clock-offset measurement via a 100 km near-zero dispersion fiber by transferring high coherence optical frequency combs, each phase-locked to the ultra-narrow linewidth lasers.

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