Title :
Research on 3×3 Coupler Beased Demodulation for Fiber Optic Sensor
Author :
Zhang Yabin ; Dou Zheng ; Yu Lei ; Wang Yong ; Liu Wenyan
Author_Institution :
Coll. of Inf. & Commun. Eng., Harbin Eng. Univ., Harbin, China
Abstract :
The method for elimination the average laser intensity in the 3-output demodulation method of M-Z interferometric fiber optic sensor seems easier, but the result is different. The disposal process is theoretically analyzed and simulated. At last a conclusion is given.
Keywords :
Mach-Zehnder interferometers; fibre optic sensors; lasers; optical couplers; 3-output demodulation method; M-Z interferometric fiber optic sensor; coupler based demodulation; laser intensity; Demodulation; Fiber lasers; Filters; Laser noise; Noise level; Optical coupling; Optical fiber sensors; Optical fibers; Optical interferometry; Signal detection;
Conference_Titel :
Photonics and Optoelectronics, 2009. SOPO 2009. Symposium on
Conference_Location :
Wuhan
Print_ISBN :
978-1-4244-4412-0
DOI :
10.1109/SOPO.2009.5230194
