Low-cost fiber bragg grating vibroacoustic sensor for voice and heartbeat detection

Applied Optics

Volumn 47, Issue 28, 2008, Pages 5123-5129

  Tosi, Daniele ^a   Olivero, Massimo ^a   Perrone, Guido ^a  

^a POLITECNICO DI TORINO   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

BRAGG GRATINGS; OPTICAL SYSTEMS; SIGNAL PROCESSING; SPECTRUM ANALYSIS; SPEECH INTELLIGIBILITY; SPEECH RECOGNITION;

FREQUENCY ANALYSIS; FREQUENCY RANGES; HEART BEAT DETECTIONS; HEART BEAT RATES; LOW COSTS; LOW QUALITIES; SIGNAL PROCESSING TECHNIQUE; SPECTRAL ESTIMATION;

FIBER BRAGG GRATINGS;

ARTICLE; ECONOMICS; EQUIPMENT DESIGN; FIBER OPTICS; HEART RATE; INSTRUMENTATION; METHODOLOGY; PHONATION; PHYSIOLOGY; SIGNAL PROCESSING; TRANSDUCER; VOICE;

EQUIPMENT DESIGN; FIBER OPTICS; HEART RATE; PHONATION; SIGNAL PROCESSING, COMPUTER-ASSISTED; TRANSDUCERS; VOICE; VOICE QUALITY;

EID: 53749083459     PISSN: 1559128X     EISSN: 15394522     Source Type: Journal    
DOI: 10.1364/AO.47.005123     Document Type: Article

References (20)

1. A. D. Kersey, M. A. Davis, H. J. Patrick, M. LeBlane, K. P. Koo, C. G. Askins, M. A. Putnam, and E. J. Friebele, "Fiber grating sensors," J. Lightwave Technol. 15, 1442-1463 (1997).
2. Y. J. Rao, "In-fibre Bragg grating sensors," Meas. Sci. Technol. 8, 355-375 (1997).
3. L. Mohanty, L. M. Koh, and S. C. Tjin, "Fiber Bragg grating microphone system," Appl. Phys. Lett. 89, 161109 (2006).
4. T. Iida, K. Nakamura, and S. Ueha, "A microphone array using fiber Bragg gratings," in 15th Optical Fiber Sensors Conference Technical Digest, OFS 2002 (IEEE, 2002), Vol. 1, pp. 239-242.
5. D. Gurkan, D. Starodubov, and X. Yuan, "Monitoring of the heartbeat sounds using an optical fiber Bragg grating sensor," in 2005 IEEE Sensors (IEEE, 2005).
6. F. A. Bezombes, M. J. Lalor, and D. R. Burton, "Contact microphone using optical fibre Bragg grating technology," J. Phys. Conf. Ser. 76, 012017 (2007).
7. A. Cusano, S. D'Addio, A. Cutolo, M. Giordano, S. Campopiano, M. Balbi, and S. Balzarini, "Plastic coated fiber Bragg gratings as high sensitivity hydrophones", in 5th IEEE Conference on Sensors, 2006 (IEEE, 2007), pp. 166-169.
8. S. Haykin, Adaptive Filter Theory (Prentice Hall, 2001).
9. S. Benedetto and E. Biglieri, Principles of Digital Transmission with Wireless Applications (Kluwer Academic, 1999), pp. 381-426.
10. W. W. Morey, "Distributed fibre grating sensors," in Proceedings of the 7th Optical Fiber Sensor Conference (Institution of Radio and Electronics Engineers, 1997), pp. 285-288.
11. A. Wilson, S. W. James, and R. P. Tatam, "Time-divisionmultiplexed interrogation of fibre Bragg grating sensors using laser diodes," Meas. Sci. Technol. 12, 181-187 (2001).
12. A. Othonos and K. Kalli, "Properties of fiber Bragg gratings," in Fiber Bragg Gratings: Fundamentals and Applications in Telecommunications and Sensing (Artech House, 1999), pp. 95-147.
13. G. Meltz and W. W. Morey, "Bragg grating formation and germanosilicate fiber photosensitivity," Proc. SPIE 1516, 185-199 (1991).
14. D. Tosi, M. Olivero, and G. Perrone, "Self-mixing based interrogation techniques for high-reflectivity fibre Bragg grating sensors," Electron. Lett. 44, 405-406 (2008).
15. A. Zaknich, Principles of Adaptive Filters and Self-Learning Systems (Springer, 2005).
16. A. V. Oppenheim and R. W. Schafer, "Power spectrum estimation," in Digital Signal Processing (Prentice Hall, 1997), pp. 532-571.
17. J. Capon, "High-resolution frequency-wavenumber spectrum analysis," Proc. IEEE 57, 1408-1418 (1969).
18. T. Ekman, A. Jakobsson, and P. Stoica, "On efficient implementation of the Capon algorithm," in Proceedings of the Tenth European Signal Processing Conference (European Association for Signal Processing, 2000), pp. 1221-1224.
19. EMusic Institute, Inc., "Metronome online," http://www .metronomeonline.com.
20. D. Seidner, "Polyphase vs. classical aliasing analysis in enlargements," in Proceedings of the Eighth International Symposium on Signal Processing and Its Applications, 2005 (IEEE, 2005), Vol. 1, pp. 171-174.