Laser & Optoelectronics Progress, Volume. 55, Issue 6, 060601(2018)
Design and Optimization of Optical-Path for Expendable Optical Fiber Ocean Temperature-Depth Sensor
Fig. 1. Optical path diagrams of FBG-LPG cascaded structure. (a) Cascade; (b) parallel; (c) splitting with 3 dB coupler; (d) with ISO
Fig. 2. Spectra of different optical path structures. (a) Direct demodulation after cascaded; (b) splitting with 3 dB coupler; (c) with ISO
Fig. 4. Spectra with different effective reflectivities. (a) 95.0%; (b) 81.8%; (c) 72.5%; (d) 60.4%; (e) 48.8%; (f) 18.5%; (g) 5.0%; (h) 0.4%
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Qiang Zhao, Shizhe Chen, Riqing Lü, Jiming Zhang, Keke Zhang, Li Zhang, Yuanqiang Ding. Design and Optimization of Optical-Path for Expendable Optical Fiber Ocean Temperature-Depth Sensor[J]. Laser & Optoelectronics Progress, 2018, 55(6): 060601
Category: Fiber Optics and Optical Communications
Received: Nov. 7, 2017
Accepted: --
Published Online: Sep. 11, 2018
The Author Email: Qiang Zhao (zqhero9494@163.com)