DocumentCode
1526590
Title
Real-time parametric estimation of velocity using optical feedback interferometry
Author
Plantier, Guy ; Servagent, Noëel ; Sourice, Anthony ; Bosch, Thierry
Author_Institution
Ecole Superieure d´´Electron., Angers, France
Volume
50
Issue
4
fYear
2001
fDate
8/1/2001 12:00:00 AM
Firstpage
915
Lastpage
919
Abstract
A low-cost laser sensor using optical feedback interferometry has been designed to measure velocities. With digital signal processing based on an order two autoregressive model of the optical power, an inaccuracy of about 0.5% can be reached
Keywords
Doppler measurement; autoregressive processes; frequency estimation; laser feedback; laser velocimeters; laser velocimetry; light interferometry; signal processing; speckle; spectral analysis; Doppler frequency estimation; digital signal processing; low-cost laser sensor; moving target; multiplicative noise; optical feedback interferometry; optical power; real-time parametric estimation; second-order autoregressive model; speckle; spectral analysis; velocity measurement; Digital signal processing; Laser feedback; Laser modes; Nonlinear optics; Optical design; Optical feedback; Optical interferometry; Optical sensors; Optical signal processing; Velocity measurement;
fLanguage
English
Journal_Title
Instrumentation and Measurement, IEEE Transactions on
Publisher
ieee
ISSN
0018-9456
Type
jour
DOI
10.1109/19.948299
Filename
948299
Link To Document