Title :
A novel spatial filtering velocimeter based on a photodetector array
Author :
Michel, Klaus C. ; Fiedler, Otto F. ; Richter, Andreas ; Christofori, Klaus ; Bergeler, Swen
Author_Institution :
Inst. fur Allgemeine Elektrotech., Rostock Univ., Germany
fDate :
2/1/1998 12:00:00 AM
Abstract :
In this paper, a new spatial filtering velocimeter is presented. A common charge-coupled device (CCD) has been used as spatial filter for one-component velocity measurements. Velocity estimation is based on an advantageous quadrature signal generation and appropriate signal processing
Keywords :
CCD image sensors; array signal processing; demodulation; frequency estimation; optical sensors; photodetectors; spatial filters; velocimeters; common charge-coupled device; frequency estimation; one-component velocity measurements; phase detector; photodetector array; quadrature signal generation; quadrature signal processing; solid-state imager; spatial filtering velocimeter; Charge coupled devices; Filtering; Frequency; Gratings; Optical filters; Optical scattering; Optical signal processing; Photodetectors; Spatial filters; Velocity measurement;
Journal_Title :
Instrumentation and Measurement, IEEE Transactions on
