Stable Wideband Signal Dissemination Based on High-accuracy Optical Transfer Delay Measurement

Zelin Lyu, Qianlong Zhang, Bin Wang, Weifeng Zhang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

We propose and experimentally demonstrate a stable wideband signal dissemination system based on high-accuracy optical transfer delay measurement. In the proposed system, the absolute time delay of the fiber link is accurately measured based on phase-derived ranging, and then the fiber link is actively stabilized for stable wideband signal dissemination. As a demonstration, a wideband signal with a bandwidth of 4 GHz and a center frequency of 16 GHz is transmitted over a 1-km-long single-mode fiber, and the peak-to-peak time jitter is as small as 31.2 fs. The proposed system provides a high stability and a unique capability of absolute time delay measurement, which is promising to be widely used in distributed coherent detection systems.

Original languageEnglish
Title of host publication2023 Asia Communications and Photonics Conference/2023 International Photonics and Optoelectronics Meetings, ACP/POEM 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350312614
DOIs
Publication statusPublished - 2023
Event2023 Asia Communications and Photonics Conference/2023 International Photonics and Optoelectronics Meetings, ACP/POEM 2023 - Wuhan, China
Duration: 4 Nov 20237 Nov 2023

Publication series

Name2023 Asia Communications and Photonics Conference/2023 International Photonics and Optoelectronics Meetings, ACP/POEM 2023

Conference

Conference2023 Asia Communications and Photonics Conference/2023 International Photonics and Optoelectronics Meetings, ACP/POEM 2023
Country/TerritoryChina
CityWuhan
Period4/11/237/11/23

Keywords

  • Wideband signal transmission
  • absolute transfer delay
  • phase-derived ranging

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