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Song Yu

Beijing University of Posts and Telecommunications

SCHOLARLY PAPERS

4

DOWNLOADS

106

TOTAL CITATIONS

0

Scholarly Papers (4)

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1.

Ultra-Narrow Linewidth Single-Longitudinal-Mode Fiber Laser Using Nested Fiber Ring and Saturable Absorber

Number of pages: 7 Posted: 05 Feb 2024
Ziqi Li, Jianming Shang, Song Yu, Bin Luo, Yichen Zhang, Shangsu Ding and En Zhu
Beijing University of Posts and Telecommunications, Beijing University of Posts and Telecommunications, Beijing University of Posts and Telecommunications, Beijing University of Posts and Telecommunications, Beijing University of Posts and Telecommunications, Beijing University of Posts and Telecommunications and Beijing University of Posts and Telecommunications
Downloads 41 (1,196,171)

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fiber laser；single longitudinal mode；Nested Fiber Ring (NFR) ；Saturable absorber (SA)

2.

All Polarization Maintaining Single-Longitudinal-Mode Brillouin/Erbium Fiber Laser with Ultra-Narrow Linewidth and High Stability

Number of pages: 12 Posted: 17 Feb 2022
Zhengkang Wang, Jianming Shang, Junsen Yang, Yanfei Xu, Yaojun Qiao and Song Yu
affiliation not provided to SSRN, Beijing University of Posts and Telecommunications, affiliation not provided to SSRN, affiliation not provided to SSRN, Beijing University of Posts and Telecommunications (BUPT) - State Key Laboratory of Information Photonics and Optical Communications and Beijing University of Posts and Telecommunications
Downloads 37 (1,263,436)

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Brillouin/Erbium fiber laser, single longitudinal mode, ultra-narrow linewidth, high stability.

3.

Practical Security Monitoring Against Asymmetric Attack in Round-Trip Time Synchronization System

Number of pages: 5 Posted: 30 Apr 2025
Hailong Xu, Xuesong Xu, Jiameng Dong, Yiming Bian, Yang Li, Bingjie Xu, Yichen Zhang and Song Yu
Beijing University of Posts and Telecommunications, Beijing University of Posts and Telecommunications, Beijing University of Posts and Telecommunications, Beijing University of Posts and Telecommunications, affiliation not provided to SSRN, affiliation not provided to SSRN, Beijing University of Posts and Telecommunications and Beijing University of Posts and Telecommunications
Downloads 22 (1,436,435)

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round-trip time synchronization, asymmetric channel, attack monitoring, synchronization system

4.

Adaptive Comb Filter Based on Fabry-Perot Cavity for OSNREnhancement in RF Transfer Over Fiber Links

Number of pages: 11 Posted: 06 Feb 2026
Mingwen Zhu, Shangsu Ding, Tianwei Jiang and Song Yu
affiliation not provided to SSRN, Beijing University of Posts and Telecommunications, affiliation not provided to SSRN and Beijing University of Posts and Telecommunications
Downloads 6 (1,571,455)

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RF transfer over fiber, OSNR enhancement, Adaptive comb filter, Fabry-Perot cavity, Double-servo stabilization, Microwave Photonics