[1] ERIC U. Fiber-Optic acoustic sensor based on the sagnac interferometer [C].SPIE, 1983, (425):90-100.
[3] JANG T S,LEE S S,KWON B, et al. Noncontact detection of ultrasonic waves using fiber optic sagnac interferometer [J].IEEE Transactions on Ultrasonic, Ferroelectrics, and Frequency Control, 2002, 49(6):767-775.
[4] HOFFMAN P R.KUZYK M G. Position determination of an acoustic burst along a sagnac interferometer [J].Journal of Lightwave Technology, 2004, 22(2):494-498.
[5] WU Chong-qing. Theory of optical waveguide [M]. 3rd ed. Beijing: Tsinghua University Press, 2005:190.
[6] WANG Hui-yi, JIANG Xian-jin, ZHAO Chang-ming, et al. Optical fiber sensor [M].Beijing: National Defense Industry Press, 2001:20.
[7] CHEN De-sheng, HAO Hong-yun, XIAO Lin,et al. Optical fiber sensor for sound source location based on Sagnac interferometer [J].Journal of Optoelectronics Laser, 2006,17(4):415-418.
[10] LIN Wuu-wen. Novel distributed fiber optic leak detection system [J].Opt Eng, 2004, 43(2):278-279