Title :
VCSEL-based tilted fiber grating vibration sensing system
Author :
Guo, Tuan ; Huang, Yu-Heng ; Guan, Bai-Ou ; Lu, Chao ; Tam, Hwa-Yaw ; Albert, Jacques
Author_Institution :
Inst. of Photonics Technol., Jinan Univ., Guangzhou, China
Abstract :
Fiber-optic vibration sensing system using a tilted fiber grating and a vertical-cavity surface-emitting laser (VCSEL) has been demonstrated. Dynamic vibration measurement up to 200 Hz with improved signal-to-noise ratio better than 40 dB was achieved.
Keywords :
Bragg gratings; fibre optic sensors; surface emitting lasers; vibration measurement; VCSEL; fiber-optic vibration sensing system; tilted fiber grating; vertical-cavity surface-emitting laser; vibration measurement; Light sources; Optical fiber sensors; Signal to noise ratio; Vertical cavity surface emitting lasers; Vibrations;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
