Field-programmable gate array-based large-capacity sensing network with 1642 ultra-weak fiber Bragg gratings

Zhi Wang; Hongqiao Wen; Chenyuan Hu; Wei Bai; Yutang Dai

doi:10.3788/COL201614.010601

Chinese Optics Letters, Volume. 14, Issue 1, 010601(2016)

Field-programmable gate array-based large-capacity sensing network with 1642 ultra-weak fiber Bragg gratings

Zhi Wang¹, Hongqiao Wen^1,2、*, Chenyuan Hu¹, Wei Bai¹, and Yutang Dai¹

¹National Engineering Laboratory for Fiber Optic Sensing Technology, Wuhan University of Technology, Wuhan 430070, China

²Key Laboratory of Fiber Optic Sensing Technology and Information Processing, Ministry of Education, Wuhan University of Technology, Wuhan 430070, China

show less

Figures & Tables(7)

Fig. 1. Illustration of interrogation system.

Download full size

View in Article

Fig. 2. Modulation pulses generated by FPGA method.

Download full size

View in Article

Fig. 3. FPGA timing of InGaAs detector.

Download full size

View in Article

Fig. 4. Reflected power of FBG sensors (reflectivity=−40 dB).

Download full size

View in Article

Fig. 5. Peak wavelength of FBG sensors.

Download full size

View in Article

Fig. 6. Reflective spectrum of FBG sensors.

Download full size

View in Article

Fig. 7. Measurement errors of peak wavelengths for FBG1–FBG5 and FBG1638–FBG1642.

Download full size

View in Article

Tools

Get Citation

Copy Citation Text

Zhi Wang, Hongqiao Wen, Chenyuan Hu, Wei Bai, Yutang Dai. Field-programmable gate array-based large-capacity sensing network with 1642 ultra-weak fiber Bragg gratings[J]. Chinese Optics Letters, 2016, 14(1): 010601

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites

Paper Information

Category: Fiber Optics and Optical Communications

Received: Aug. 28, 2015

Accepted: Nov. 19, 2015

Published Online: Aug. 6, 2018

The Author Email: Hongqiao Wen (whq@whut.edu.cn)

DOI:10.3788/COL201614.010601

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology