Title :
Photo-electromotive-force sensor-based laser vibrometer with gain-switched laser diode
Author :
Chen, Zhongyang ; Khurgin, Jacob ; Sinha, Pranay ; Lorenzo, Jose ; Jia, Ken ; Trivedi, Sudhir ; Wang, Chen-Chia ; Jin, Feng ; Stepanov, Sergey ; Rodriguez, Ponciano ; Elliott, Greg ; Meyers, James F. ; Lee, Joseph
Author_Institution :
Dept. of Electr. & Comput. Eng., Johns Hopkins Univ., Baltimore, MD, USA
Abstract :
We demonstrated vibration measurement using photo-electromotive-force detector and gain-switched laser diode. This configuration can lead to laser vibrometer with easy-to-setup optical train, low average optical power, compact design, and higher vibration frequency.
Keywords :
force sensors; photodetectors; remote sensing by laser beam; semiconductor lasers; vibration measurement; gain switching; laser diode; laser vibrometer; photoelectromotive-force detector; photoelectromotive-force sensor; vibration measurement; Diode lasers; Laser beams; Optical interferometry; Optical pulses; Optical sensors; Photoconductivity; Power lasers; Surface emitting lasers; Vibration measurement; Vibrometers;
Conference_Titel :
Lasers and Electro-Optics, 2005. (CLEO). Conference on
Print_ISBN :
1-55752-795-4
DOI :
10.1109/CLEO.2005.202306
