Title :
High accuracy laser range sensor system based on the self-mixing effect in a single mode VCSEL
Author :
Jun, Xu ; Deyong, He ; Huanqin, Wang ; Tianpeng, Zhao ; Hai, Ming ; Jianping, Xie ; Bo, Yi
Author_Institution :
Phys. Dept., Univ. of Sci. & Technol. of China, Hefei, China
Abstract :
A miniaturized laser range sensor system based on the self-mixing effect in a single mode VCSEL is proposed. The system accuracy is better than 2 mm and distance is from 100 mm to 1000 mm with 0.1 s sampling time.
Keywords :
laser modes; laser ranging; surface emitting lasers; laser range sensor; miniaturized range sensor system; self-mixing effect; single mode VCSEL; vertical-cavity surface-emitted laser; Diode lasers; Frequency; Laser modes; Optical modulation; Optical sensors; Optical signal processing; Phase modulation; Sensor systems; Surface emitting lasers; Vertical cavity surface emitting lasers; difference frequency APLL; range sensor; self-mixing effect; single mode VCSEL;
Conference_Titel :
OptoElectronics and Communications Conference, 2009. OECC 2009. 14th
Conference_Location :
Hong Kong
Print_ISBN :
978-1-4244-4102-0
Electronic_ISBN :
978-1-4244-4103-7
DOI :
10.1109/OECC.2009.5214282
