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constantGammaClutter function usage?
These are high level steps but they look ok. I don't quite understand the last step though. What do you mean by "output of the c...

7년 초과 전 | 0

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Replicated.subarrays with taper
If you want to apply taper on the entire aperture, it might be easier to use the phased.PartitionedArray interface. You can then...

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The sequence to call beamforming and receiver ?
In Phased Array System Toolbox, receiver models thermal noise at the receiving elements so beamformer should happen afterwards. ...

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I want to learn the phased array antenna with Matlab
I would start with the following page https://www.mathworks.com/academia/student_version.html HTH

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Linear 45 degrees polarized antenna element
In R2018b, there is no easy way to specify a 45-degree short dipole. The easier way to achieve that is probably combine the fiel...

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[Phased Array Toolbox] Modelling an unmodulated continuous wave radar
A radar system is probably modulated. Since the modeling is done in baseband, for a single frequency continuous wave, that will ...

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Do I need a receiver channel when I using ULA?
The receiver also models the thermal noise in the receiver. If you need to include that effect, then you should not skip the rec...

7년 초과 전 | 0

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How to use Signal Analyzer App inside of a script
Signal analyzer is capable of generating MATLAB script so you can run the script to accomplish what you did in the app. Maybe th...

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Plot RangeAngleResponse of ACC Example
It looks like you are using the first part of your code to generate xr and then the second part to do range-angle processing? If...

7년 초과 전 | 0

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parameters for backscatterRadarTarget and its target
For question 1, the answer is no. However, the RCS pattern is only defined within the range specified by azpatangs and elpatangs...

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Why do "corr(x,y)" and "xcorr(x,y)" give different answers when x and y are simulated discrete samples of radar signals of form a*e^ib, with partially correlated randomized b values?
It would be helpful if you could provide a script showcasing the difference and explain why you think the two should be the same...

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can i discretise a transfer function in "butter" toolbox Matlab?
Could you explain what you mean by discreization? Using your syntax, the output of butter is already a digital filter so I don't...

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Duty cycle setting in phased.LinearFMWaveform
It will be helpful to show how you generated that plot. The duty cycle does not indicate how many pulses are there, it only sp...

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How to add noise to RangeAngleResponse in phased.array toolbox?
Here are my answers: The noise should be added in the raw signal. Normally the noise is not added on the range-Doppler response...

7년 초과 전 | 1

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How to create a steering vector toward specify DOA?
Looks like you are trying to simulate the received signal? Yes it can be done, but you haven't provide any info about the array ...

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Why do signals differ in fdesign.fracdelay and dsp.VariableFractionalDelay?
Your dsp.VariableFractionalDelay is actually order 4. If you do vfd = dsp.VariableFractionalDelay('InterpolationMethod', 'Farro...

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Where is the matlab code that outputs "RangeDopplerExampleData" in online Documentation: phased.RangeDopplerResponse System object; example "Range-Doppler Response of Pulsed Radar Signal Using Matched Filter" ?
That code is not available in the product. However, the example text does describe the setup of the simulation scene. With that ...

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How can I compute all the possible differences of the vectors in a matrix?
If you have Statistics Toolbox, you can try idx = flipud(combnk(1:4,2)) A(idx(:,1),:)-A(idx(:,2),:) HTH

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Execute matrix in a "for loop"
Let's say your function is foo, you can do for ii = 1:size(m,2) y = foo(m(:,ii)); end HTH

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Composite System Object for Code Generation or use in Simulink
If you don't intend to change your Taps during the simulation, you may want to consider setting it as Nontunable, like prop...

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How to plot multiple filter response on the same filter visualizer?
To get XData and YData of phase noise visualization, you can do the following pn = comm.PhaseNoise; h = visualize(pn); x = h....

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Filtering array of custom objects
You can probably try idx = arrayfun(@(x)strcmp(x.name,'foo'),stages); stages(idx); HTH

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How to interpret this PSD plot?
You may want to do a detrend in your signal to get rid of the peak at DC, like pwelch(detrend(signal),[],nSamples/2,nSamples,sa...

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How to plot multiple filter response on the same filter visualizer?
How do you describe your filter? The following example plots two filter responses in one figure and you should be able to do sim...

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Problem in 3D plot of clutter,jammer and target of radar
It seems that the jammer is along the a single angle. You have not provided any info regarding the clutter so I have no idea wha...

7년 초과 전 | 1

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cross-correlation of two signal always shows unexpected 0 lag
You may want to try [r,lag] = xcorr(b-mean(b),c-mean(c),'coeff'); HTH

7년 초과 전 | 2

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What is the meaning of 'operatingFrequency' parameter for SubbandMVDRbeamforming in the context when input signal is not modulated?
Currently SubbandMVDRBeamformer assumes the signal is modulated so it performs narrowband MVDR in each subband. If the signal is...

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Sound Source detection with DOA Estimation, Using audio BIN files of real time drone flying activity
There is an example using GCC-PHAT algorithm in Phased Array System Toolbox, you can find it at https://www.mathworks.com/help/...

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Designing a filter from magnitude response plot
The following page is a good starting point for your task. https://www.mathworks.com/help/dsp/examples/arbitrary-magnitude-filt...

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How to check the state response and output response of a state space model
Here are some examples of exploring responses of a linear system <https://www.mathworks.com/help/control/examples/plotting-sy...

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