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adaptfilt functions
Hi Peter, Maybe I understand it wrong but you cannot directly change LMS filter's coefficients because it is updated in each ...

約15年 前 | 0

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Output Length of signal filtered using FIR Filters
Hi Sanket, You are correct that if you do convolution, you get a sequence longer than your original signal. However, those ex...

約15年 前 | 1

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phased array toolbox
Hi Matthew, Could you be more specific about the issues you encounter? Thanks.

約15年 前 | 0

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Cross correlation vs Matched Filter
I think the term "matched filter" focuses more on the fact that it maximize the SNR. Cross correlation can be considered as one ...

約15年 前 | 0

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Question about FFT
Hi itsik, When you do IFFT to get 1000 samples, it simply pads zero at the end. So when you do fft back, just take the first ...

約15年 前 | 3

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Butterworth filter
Hi Federico, Butterworth filter is an IIR filter, so you will need to get the denominator too, i.e., using the syntax [B...

約15年 前 | 0

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beamforming
You can also check out the new Phased Array System Toolbox. It has many beamforming algorithms. http://www.mathworks.com/prod...

約15年 前 | 0

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Converting Analog Filter into Digital Filter
Hi Royi, When you use Bilinear transform to convert an analog filter to a digital filter, you need to consider the effect of ...

約15年 前 | 0

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1D Gaussian Filter using FFT
Hi SM, From the code you posted here, my suspect is that you did not use enough points in your FFT to remove the aliasing. No...

約15年 前 | 0

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Need to convert data from two sensors to the same sampling rate
If you have Filter Design Toolbox or DSP System Toolbox, you may want to take a look at the documentation for |fdesign.rsrc|, it...

約15年 前 | 0

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How do I create a matched filter for signal detection?
You can refer to the following thread: http://www.mathworks.com/matlabcentral/answers/4502-matched-filter

15年以上 前 | 0

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spectral analysis of a signal
You can use |cvsread| to read the signal into MATLAB first. If you have Signal Processing Toolbox, I'll suggest you to use spect...

15年以上 前 | 0

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Matched filter
If you have a signal, x, then the matched filter's coefficients is given by time reverse of x, i.e., x(end:-1:1). If your signal...

15年以上 前 | 5

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DATAWRAP
Hi Cesare, If I understand your question correctly, your problem is more related to why MATLAB wrap the data, the particular ...

15年以上 前 | 0

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FDAtool: Cutoff for "Chebyshev" and "Elliptic"
Hi Alex, I think there is some misunderstanding regarding the design specification. In IIR filter, if you specify the filter ...

15年以上 前 | 0

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find the sidelobe level
If you have Signal Processing Toolbox, you can use |findpeaks| function to find peaks. In your case, if you find two biggest pea...

15年以上 前 | 1

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FDAtool - Scale Passband (Chebyshev)
Hi Jan, I can't really follow your example but the purpose of scale is to make sure that the center of the first passband has...

15年以上 前 | 0

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matched receiver filter
If you have a signal, x, then the matched filter's coefficients is given by time reverse of x, i.e., x(end:-1:1). If your signal...

15年以上 前 | 0

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How to get an algorithm for adaptive filter in MATLAB
Hi Venkata, If you have Filter Design Toolbox, check out the supported adaptive filter using >> help adaptfilt You can find...

15年以上 前 | 0

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How to test my filter design?
In general, a filer is designed according to specifications such as passband, stopband, passband ripple, stopband attenuation, e...

15年以上 前 | 0

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Non-causal filter coefficients
Hi Des, The non-causal filter is not physically realizable. However, if you do a variable replacement of m=n+4, your equation...

15年以上 前 | 0

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Scalogram and subplots
Hi Tom, Does >> wscalogram('image',c,'scales',scales,'ydata',data); work for you or you want more control? Thanks.

15年以上 前 | 0

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FIR Window - Taylor
You can use |taylorwin| in Signal Processing Toolbox to calculate the coefficients for a Taylor window. If you want to know the ...

15年以上 前 | 0