DocumentCode
1230382
Title
Heterodyne Measurement System (HMS) for Determining Phase Angles
Author
Mohns, Enrico ; Kahmann, Martin
Author_Institution
Phys.-Technische Bundesanstalt, Braunschweig
Volume
56
Issue
2
fYear
2007
fDate
4/1/2007 12:00:00 AM
Firstpage
505
Lastpage
508
Abstract
This paper describes a method to determine the phase angle between two voltages via complex ratio of frequency-shifted sinusoidal signals. This allows the use of precision-sampling methods for signals with frequencies up to the audio-frequency range and with rms voltage levels up to 7 V and a maximum voltage ratio of 1:10
Keywords
measurement systems; phase measurement; signal sampling; frequency-shifted sinusoidal signals; heterodyne measurement system; phase angle measurement; precision-sampling methods; signal sampling; Discrete Fourier transforms; Filters; Frequency measurement; Goniometers; Helium; Phase measurement; Power measurement; Sampling methods; Signal generators; Voltage; Modulation; phase angle; sampling methods;
fLanguage
English
Journal_Title
Instrumentation and Measurement, IEEE Transactions on
Publisher
ieee
ISSN
0018-9456
Type
jour
DOI
10.1109/TIM.2007.890624
Filename
4126894
Link To Document