Improving measurement accuracy of fiber Bragg grating sensor using digital matched filter

Sensors and Actuators, A: Physical

Volumn 104, Issue 1, 2003, Pages 19-24

  Chan, C C ^a   Gong, J M ^b   Shi, C Z ^b   Jin, W ^a   Zhang, M ^a   Zhou, L M ^a   Demokan, M S ^a  

^a HONG KONG POLYTECHNIC UNIVERSITY   (Hong Kong)

^b TSINGHUA UNIVERSITY   (China)

Author keywords

Digital matched filter; Fiber Bragg grating; Optical fiber sensors; Wavelength detection

Indexed keywords

COMPUTER SIMULATION; FIBER BRAGG GRATINGS; SIGNAL TO NOISE RATIO; SPECTRUM ANALYSIS; STRAIN MEASUREMENT; WAVELENGTH DIVISION MULTIPLEXING;

DIGITAL MATCHED FILTERS (DMF);

SENSORS;

EID: 0037445462     PISSN: 09244247     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0924-4247(02)00437-5     Document Type: Article

References (7)

1. E. Udd, Fiber Optic Smart Structures, Wiley, New York, 1995.
2. A.D. Kersey, Multiplexing techniques for fiber-optic sensors, in: J. Dakin, B. Culshaw (Eds.), Book Optical Fiber Sensors: Applications, Analysis, and Future Trends, Artech House, Norwood, 1997, pp. 373-376.
3. Y.J. Rao, In-fiber Bragg grating sensor, Meas. Sci. Technol. 8 (1997) 355-375.
4. L. Bjerkan, D.R. Hjelme, K. Johannessen, Bragg grating sensor demodulation scheme using semiconductor laser for measuring slamming forces of marine vehicle models, in: Proceedings of the 11th International Conference on Optical Fiber Sensors, 1996, pp. 236-239.
5. C.C. Chan, J.M. Gong, W. Jin, M.S. Demokan, Investigation of unwanted interferometric signals in a fiber Bragg grating sensor using a tunable laser and a first derivative interrogation technique, Opt. Commun. 173 (2000) 203-210.
6. C.C. Chan, W. Jin, M.S. Demokan, Enhancement of measurement accuracy in fiber Bragg grating sensors by using digital signal processing, Opt. Laser Technol. 31 (1999) 3199-3307.
7. G.L. Turin, An introduction to matched filters, Proc. IEE 64 (7) (1976) 1092-1172.