DocumentCode
786318
Title
Detection of the Doppler frequency shift in acoustic remote sensing systems
Author
Xiong, Xiaoyun ; Zhao, Songnian ; Wen, Feng
Author_Institution
Inst. of Atmos. Phys., Acad. Sinica, Beijing, China
Volume
33
Issue
3
fYear
1995
fDate
5/1/1995 12:00:00 AM
Firstpage
523
Lastpage
527
Abstract
Presents a new method of using a tracking filter and phase-locked loop (TFPLL) to detect the Doppler frequency shift from atmospheric acoustic echo signals. Under the constraint of limited signal duration, this method has high resolution in frequency (velocity) and space (height)
Keywords
Doppler shift; atmospheric acoustics; atmospheric techniques; geophysical signal processing; meteorology; remote sensing; sonar signal processing; Doppler frequency shift; acoustic echo signal processing; acoustic remote sensing; atmosphere troposphere; limited signal duration; measurement technique; meteorology; method; phase-locked loop; sodar; sonar; tracking filter; Acoustic imaging; Acoustic measurements; Acoustic signal detection; Atmospheric measurements; Frequency; Radar antennas; Remote sensing; Signal resolution; Velocity measurement; Wind speed;
fLanguage
English
Journal_Title
Geoscience and Remote Sensing, IEEE Transactions on
Publisher
ieee
ISSN
0196-2892
Type
jour
DOI
10.1109/36.387568
Filename
387568
Link To Document