Publication date
November 2013
DOIAbstract
<p>The low-pass filtering effect of the time averaging cuts off this spectrum for but keeps the spectrum for . Since , the value of within the frequency band can be approximated by its maximum, so that .</p
<p>The low-pass filtering effect of the time averaging cuts off this spectrum for but keeps the spectrum for . Since , the value of within the frequency band can be approximated by its maximum, so that .</p
Author Institution: Department of Physics, Michigan State University East LansingBy convoluting an e...
The discrete Fourier transform is extensively applied in spectrum analysis. However, the sampled sig...
<p>a) Group delay as a function of frequency for low-pass filter of 320 Hz (bottom), 160 Hz (middle)...
This paper deals with one of the key feature of spectrum analyzers -- their dynamic range. Even its ...
<p>Power spectra in 800 frequency bins were computed for the unfiltered images used in Experiment 2,...
<p>( <i>left</i>) Temporal representation of filters followed by the ( <i>right</i>) normalized powe...
In this paper, it has been shown that the spectrum aliasing and folding effects occur only in the ca...
• Noise reduction for signal processing. • Representation of a time-domain signal in the frequency d...
This is the publisher's version, also available electronically from "http://library.seg.org".A convo...
ABSTRACT: Use of the FFT and averaging in bands -- The oppenheim-Johnson technique -- Digital filter...
The `ideal ' band pass ¯lter can be used to isolate the component of a time series that lies wi...
In automatic speech recognition, the signal is usually represented by a set of time sequences of spe...
In this paper, we show that signal sampling operation can be considered as a kind of all-pass filter...
Author Institution:High frequency noise in spectra may be reduced electronically, eg. by using lock-...
The power spectrum of a carrier frequency-modulated by statistically stationary noise of any sort is...
Author Institution: Department of Physics, Michigan State University East LansingBy convoluting an e...
The discrete Fourier transform is extensively applied in spectrum analysis. However, the sampled sig...
<p>a) Group delay as a function of frequency for low-pass filter of 320 Hz (bottom), 160 Hz (middle)...
This paper deals with one of the key feature of spectrum analyzers -- their dynamic range. Even its ...
<p>Power spectra in 800 frequency bins were computed for the unfiltered images used in Experiment 2,...
<p>( <i>left</i>) Temporal representation of filters followed by the ( <i>right</i>) normalized powe...
In this paper, it has been shown that the spectrum aliasing and folding effects occur only in the ca...
• Noise reduction for signal processing. • Representation of a time-domain signal in the frequency d...
This is the publisher's version, also available electronically from "http://library.seg.org".A convo...
ABSTRACT: Use of the FFT and averaging in bands -- The oppenheim-Johnson technique -- Digital filter...
The `ideal ' band pass ¯lter can be used to isolate the component of a time series that lies wi...
In automatic speech recognition, the signal is usually represented by a set of time sequences of spe...
In this paper, we show that signal sampling operation can be considered as a kind of all-pass filter...
Author Institution:High frequency noise in spectra may be reduced electronically, eg. by using lock-...
The power spectrum of a carrier frequency-modulated by statistically stationary noise of any sort is...
Author Institution: Department of Physics, Michigan State University East LansingBy convoluting an e...
The discrete Fourier transform is extensively applied in spectrum analysis. However, the sampled sig...
<p>a) Group delay as a function of frequency for low-pass filter of 320 Hz (bottom), 160 Hz (middle)...
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