Origin of apparent resonance mode splitting in bent long-period fiber gratings

Journal of Lightwave Technology

Volumn 24, Issue 2, 2006, Pages 1027-1033

  Block, Ueyn L ^b   Dangui, Vinayak ^b   Digonnet, Michel J F ^a,b   Fejer, Martin M ^a,b  

^a IEEE   (United States)

^b STANFORD UNIVERSITY   (United States)

Author keywords

Bend sensor; Bent fiber; Cladding mode; Curved fiber; Long period fiber grating (LPFG); Mode splitting; Optical fiber

Indexed keywords

BEND SENSORS; BENT FIBERS; CLADDING MODE; CURVED FIBERS; LONG PERIOD FIBER GRATING (LPFG); MODE SPLITTING;

OPTICAL FIBER COUPLING; OPTICAL WAVEGUIDES; WAVEGUIDE ATTENUATORS; WAVELENGTH;

FIBER BRAGG GRATINGS;

EID: 33846240239     PISSN: 07338724     EISSN: None     Source Type: Journal    
DOI: 10.1109/JLT.2005.862430     Document Type: Article

References (26)

1. A. M. Vengsarkar, P. J. Lemaire, J. B. Judkins, V. Bhatia, T. Erdogan, and J. E. Sipe, "Long-period fiber gratings as band-rejection filters," J. Lightw. Technol., vol. 14, no. 1, pp. 58-65, Jan. 1996.
2. T. Erdogan, "Fiber grating spectra." J. Lightw. Technol., vol. 15, no. 8, pp. 1277-1294, Aug. 1997.
3. _, "Cladding-mode resonances in short- and long-period fiber grating filters," J. Opt. Soc. Amer. A, Opt. Image Sci. Vis., vol. 14, no. 8, pp. 1760-1773, Aug. 1997.
4. S. Savin, M. J. F. Digonnet, G. S. Kino, and H. J. Shaw, "Tunable mechanically induced long-period fiber gratings," Opt. Lett., vol. 25, no. 10, pp. 710-712, May 2000.
5. T.-Y. Tang, P.-Y. Tseng, C.-Y. Chiu, C.-N. Lin, C. C. Yang, Y.-W. Kiang, and K.-J. Ma, "Long-period fiber grating effects induced by double-sided loading," Opt. Eng., vol. 42, no. 7, pp. 1910-1914, Jul. 2003.
6. H. S. Kim, S. H. Yun, I. K. Kwang, and B. Y. Kim, "All-fiber acoustooptic tunable notch filter with electronically controllable spectral profile," Opt. Lett., vol. 22, no. 19, pp. 1476-1478, Oct. 1997.
7. A. M. Vengsarkar, J. R. Pedrazzani, J. B. Judkins, P. J. Lemaire, N. S. Bergano, and C. R. Davidson, "Long-period fiber-grating-based gain equalizers," Opt. Lett., vol. 21, no. 5, pp. 336-338, Mar. 1996.
8. V. Bhatia and A. M. Vengsarkar, "Optical fiber long-period grating sensors," Opt. Lett., vol. 21, no. 9, pp. 692-694, May 1996.
9. V. Bhatia, "Applications of long-period gratings to single and multi-parameter sensing," Opt. Express, vol. 4, no. 11, pp. 457-466, May 1999.
10. H. J. Patrick, C. C. Chang, and S. T. Vohra, "Long period fibre gratings for structural bend sensing," Electron. Lett., vol. 34, no. 18, pp. 1773-1775, Sep. 1998.
11. C. C. Ye, S. W. James, and R. P. Tatam, "Simultaneous temperature and bend sensing with long-period fiber gratings," Opt. Lett., vol. 25, no. 14, pp. 1007-1009, Jul. 2000.
12. Y. Liu, L. Zhang, J. A. R. Williams, and I. Bennion, "Optical bend sensor based on measurement of resonance mode splitting of long-period fiber grating," IEEE Photon. Technol. Lett., vol. 12, no. 5, pp. 531-533, May 2000.
13. _, "Bend sensing by measuring the resonance splitting of long-period fiber gratings," Opt. Commun., vol. 193, no. 1/6, pp. 69-72, Jun. 2001.
14. Y. Liu, M. N. Ng, K. S. Chiang, and J. Yao, "Long-period fiber grating curvature sensor based on temperature-insensitive wavelength separation measurements," in Proc. Advanced Photonic Sensors and Applications II, Singapore, Nov. 27-30, 2001, vol. 4596, pp. 104-109.
15. Z. Chen, K. S. Chiang, M. N. Ng, Y. M. Chan, and H. Ke, "Bent long-period fiber gratings for sensor applications," in Proc. Advanced Photonic Sensors and Applications, Singapore, Nov. 30-Dec. 3, 1999, vol. 3897, pp. 94-104.
16. D. A. Gonzalez, J. L. Arce-Diego, A. Cobo, and J. M. Lopez-Higuera, "Spectral modelling of curved long-period fibre gratings," Meas. Sci. Technol., vol. 12, no. 7, pp. 786-792, Jul. 2001.
17. S. W. James, C. C. Ye, S. Khaliq, and R. P. Tatam, "Bend sensing using optical fibre long period gratings," in Proc. 14th Int. Conf. Optical Fiber Sensors (OFS), Venice, Italy, Oct. 11-13, 2000, pp. 66-69.
18. C. C. Ye, C. Wei, S. Khaliq, S. W. James, P. E. Irving, and R. P. Tatam, "Bend sensing in structures using long-period optical fibre gratings," in Proc. 5th Eur. Conf. Smart Structures and Materials, Glasaow, U.K., May 22-24, 2000, vol. 4073, pp. 311-315.
19. J. L. Arce-Diego, D. Pereda-Cubian, and M. A. Muriel, "Polarization effects in short- and long-period fibre gratings: A generalized approach," J. Opt., A Pure Appl. Opt., vol. 6, no. 3, pp. S45-S51, Mar. 2004.
20. M. Heiblum and J. H. Harris, "Analysis of curved optical waveguides by conformal transformation," IEEE J. Quantum Electron., vol. QE-11, no. 2, pp. 75-83, Feb. 1975.
21. D. Marcuse, "Field deformation and loss caused by curvature of optical fibers," J. Opt. Soc. Amer., vol. 66, no. 4, pp. 311-320, Apr. 1976.
22. A. M. Smith, "Birefringence induced by bends and twists in single-mode optical fiber," Appl. Opt., vol. 19, no. 15, pp. 2606-2611, Aug. 1980.
23. V. Dangui, M. J. F. Digonnet, and G. S. Kino, "A fast and accurate numerical tool to model the mode properties of photonic bandgap fibers," in Proc. Optical Fiber Communication Conf. (OFC), Anaheim, CA, Mar. 6-11, 2005.
24. Corning Single-Mode Optical Fiber: Smf-28. [Online]. Available: http://www.corningfiber.com/
25. 2 glasses," Appl. Opt., vol. 23, no. 24, pp. 4486-4493, Dec. 1984.
26. C. Tsao, Optical Fibre Waveguide Analysis. New York: Oxford Univ. Press, 1992.