Yanwei XIA, Boyan JIA, Xianhai PANG, Likun DING, Yixin WANG. Identification of hidden defects in optical cables based on BOTDR distributed detection technology[J]. Journal of Applied Optics, 2024, 45(1): 229
- Journal of Applied Optics
- Vol. 45, Issue 1, 229 (2024)
Fig. 1. Block diagram of BOTDR sensing system
Fig. 2. Flow chart of LM algorithm
Fig. 3. Optical fiber temperature, frequency conversion shift and propagation loss
Fig. 4. Broken image of carbon fiber conductor core
Fig. 5. Comparison diagram of optical fiber stress changes
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