Paper
1 June 1998 Estimating the effects of stationary noise on power spectral density function measurements: frequency, phase, and amplitude modulation
George D. Catalano
Author Affiliations +
Proceedings Volume 3411, Third International Conference on Vibration Measurements by Laser Techniques: Advances and Applications; (1998) https://doi.org/10.1117/12.307702
Event: Third International Conference on Vibration Measurements by Laser Techniques: Advances and Applications, 1998, Ancona, Italy
Abstract
The effects of noise modulation on the power spectral density functions of a sinusoidal wave are calculated in closed form. Frequency, phase, and amplitude modulation are considered. Noise processes are modeled using Butterworth filters of various integer orders. Increasing the order of the Butterworth filter increases the signal-to-noise ratio of the modulated sinusoidal wave.
© (1998) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
George D. Catalano "Estimating the effects of stationary noise on power spectral density function measurements: frequency, phase, and amplitude modulation", Proc. SPIE 3411, Third International Conference on Vibration Measurements by Laser Techniques: Advances and Applications, (1 June 1998); https://doi.org/10.1117/12.307702
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KEYWORDS
Linear filtering

Signal to noise ratio

Modulation

Optical filters

Phase shift keying

Fourier transforms

Phase measurement

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