Picosecond-Precision Clock Synchronized Radio Access Networks using Optical Clock Distribution and Clock Phase Caching

Kari A. Clark; Zichuan Zhou; Zhixin Liu

doi:10.1364/OFC.2023.W4F.3

Optical Fiber Communication Conference (OFC) 2023
Technical Digest Series (Optica Publishing Group, 2023),
paper W4F.3
•https://doi.org/10.1364/OFC.2023.W4F.3

Picosecond-Precision Clock Synchronized Radio Access Networks using Optical Clock Distribution and Clock Phase Caching

Kari A. Clark, Zichuan Zhou, and Zhixin Liu

Optical Fiber Communication Conference 2023

San Diego California United States
5–9 March 2023
ISBN: 978-1-957171-18-0

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Converged Fixed and Mobile Networks (W4F)

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K. A. Clark, Z. Zhou, and Z. Liu, "Picosecond-Precision Clock Synchronized Radio Access Networks using Optical Clock Distribution and Clock Phase Caching," in Optical Fiber Communication Conference (OFC) 2023, Technical Digest Series (Optica Publishing Group, 2023), paper W4F.3.

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Abstract

We show 0.98-ps precision clock synchronization for radio access networks, in a real- time field-trial demonstration on 37.6-km dark fiber, with optical clock frequency synchronization and clock phase caching operating using 25.6-Gb/s commercial transceivers.

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