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how to multiply matrix 2 * 2 if the elements of the matrix are row vectors.
B=[1 0; cos(2.*pi.*fre) 0]; will error out since it is not a 2x2 matrix. You will have to use a cell because fre is a vecto...

約13年前 | 0

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Doppler Frequency estimation in spectrogram
It is not clear to me what you mean here. It depends on what kind of waveform you use. If your waveform is a simple pulse, then...

約13年前 | 0

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animcustant demopattern scanning beam
This is an internal function from MathWorks, so it is not officially supported. However, it is MATLAB code so technically you ca...

約13年前 | 0

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How can I remove DC component from EMG signal?
If you know it's 5, why not simply y - 5 If you don't know it's 5, then you can do y = detrend(y) HTH

約13年前 | 0

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FFT: Amplitude 3D Spectrum of a time series
You should be able to use spectrogram for this. http://www.mathworks.com/help/signal/ref/spectrogram.html

約13年前 | 0

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Right filter syntax for the [z,p,k] syntax
In general you don't want to switch back to b and a because you then have the numerical issue again. If you have at least MA...

約13年前 | 0

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Please help me to plot a linear antenna array pattern. Then how to fing the DOA and then how beamforming can be done by simulink or programm?
You can take a look at Phased Array System Toolbox, there are many examples available. http://www.mathworks.com/products/phas...

約13年前 | 0

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How to calculate the angle deviation w.r.t frequency band in a Wideband Scanning Array?
You can use |ArrayResponse| and |findpeaks| together to achieve what you want. For example, after your code above, you can do...

約13年前 | 1

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how can we implement target Tracking in phased array system toolbox
If you are looking for algorithms such as Kalman filtering, then Phased Array System Toolbox currently don't have a ready to use...

約13年前 | 0

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phased array system toolbox - target velocity
You can update the velocity at each simulation iteration to mimic different trajectories. Below is an example for circular traje...

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dspdata display units for spectrum
The data itself is saved in linear scale, not dB scale. It is only the plotting that displays the value in dB scale. You can try...

約13年前 | 0

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Phased array tool box for Full Matrix Capture FMC
Hi Mohsen, Could you be more specific on this? If you are asking whether the Phased Array System Toolbox is capable of si...

約13年前 | 0

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Simulating a radar with transponder on the Flying vehcile
This should be doable with Phased Array System Toolbox. Basically, the ground radar has a transmitter (can be modeled by phased....

約13年前 | 0

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RCS Calculations for Phased Array System Toolbox
There is currently no direct API between Phased Array System Toolbox and other tools like Xpatch or cadRCS. I'm not familiar...

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How can we add support for environment factors into Phased Array System Toolbox.
Hi Anunay, Currently the atmospheric condition is not considered. Could you be more specific about what kind of atmospheric c...

約13年前 | 0

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Can I simulate a SAR with matlab new phased array toolbox?
Hi Arash, What part of SAR do you want to simulate? Is it the row data itself, or the image formation algorithms, or somethin...

約13年前 | 0

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how to make frequency domain filtering?!
What's your script/function name? Just a wild guess, but maybe you are using |fft2| as your function name?

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How do I design filters using Z transfer functions?
It is straightforward to convert transfer function to filter (in theory) to filter coefficients, as shown in the following wiki ...

約13年前 | 0

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How do a filter a specific frequency for a set of data?
The example in the following reference page may be a good start http://www.mathworks.com/help/dsp/ref/iirnotch.html

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How to get the FFT of the audio sample from videoFileReader object
you can do y = fft(double(AUDIO))

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Phased Array System Toolbox
Hi Anunay, 1. What do you mean by real time simulation? If you mean supporting streaming data, then the answer is yes. 2. Cu...

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Returning an error with my "if" statement.
I may be wrong but this looks to me has nothing to do with MATLAB. It errors out because the file was not found. Did you move yo...

約13年前 | 1

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capturing the output of the "SpectrumAnalyzer" object in matlab?
Currently there is no way to get the graphics output so if you really need it, you may just have to do it yourself using fft. Th...

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how many samples a filtered signal will be shifted from the original one.
For a linear phase filter, the shift is determined by the group delay of the filter.

約13年前 | 1

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help on understanding Band Properties of Arbitrary Response Filter in FilterBuilder
You can think of Frequency and Amplitude as samples from frequency response of the filter. If you plot Amplitude vs. Frequency, ...

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Any chance todays wavelet toolbox will work with R2011a ?
Most likely it won't work out.

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Power scaling with spectrogram
Not sure if I understand your question correctly, but you can see the value represented by the color by issuing >> colorbar...

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How to plot this kind of figures?
Here is an example plot((1:10)+randn(1,10),'b*'); hold on; plot(1:10,'b-'); legend(' ','A');

約13年前 | 0

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how to add matrix ?
bsxfun(@plus,Aik,b)

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Adding custom wavelets to cwt
I think you need to define a MATLAB function for the custom wavelet and then pass it to the wavemngr. The link below has a littl...

約13年前 | 1