Ultra-Short Cavity Distributed Bragg Reflector Er-Doped Fiber Laser for Temperature-Insensitive Bending Measurement

Weisheng Liu; Weisheng Liu; Tuan Guo; Hongjun Wang; Da Chen; Chi-lun Allan Wong; Hwa-Yaw Tam; Chao Lu; Sailing He

doi:10.1364/CLEO.2010.JTuD39

Conference on Lasers and Electro-Optics 2010
OSA Technical Digest (CD) (Optica Publishing Group, 2010),
paper JTuD39
•https://doi.org/10.1364/CLEO.2010.JTuD39

Ultra-Short Cavity Distributed Bragg Reflector Er-Doped Fiber Laser for Temperature-Insensitive Bending Measurement

Weisheng Liu, Tuan Guo, Hongjun Wang, Da Chen, Chi-lun Allan Wong, Hwa-Yaw Tam, Chao Lu, and Sailing He

Conference on Lasers and Electro-Optics 2010

San Jose, California United States
16–21 May 2010
ISBN: 978-1-55752-889-6

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Joint CLEO/QELS Poster Session I (JTuD)

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W. Liu, T. Guo, H. Wang, D. Chen, C. A. Wong, H. Tam, C. Lu, and S. He, "Ultra-Short Cavity Distributed Bragg Reflector Er-Doped Fiber Laser for Temperature-Insensitive Bending Measurement," in Conference on Lasers and Electro-Optics 2010, OSA Technical Digest (CD) (Optica Publishing Group, 2010), paper JTuD39.

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Abstract

We introduce a bending sensor by measuring the beat frequency shift of a DBR fiber laser. The polarization beat frequency of the DBR laser exhibits high sensitivity to fiber bending while immune to temperature change.

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