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What are the underline assumptions while drawing the PowerPattern of an array in PlotResponse ?
Hi Raza, The power pattern can be considered as plotted on the surface of a sphere. The radius doesn't matter too much as lon...

11年弱前 | 0

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Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...

11年弱前

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Compute the step response of a DC motor
Compute the step response of a DC motor shown below <<http://blogs.mathworks.com/images/seth/cody/dc-motor.png>> The param...

11年弱前

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Model a simple pendulum
Model a simple pendulum of length 200cm with bob of mass 100g and plot the position in degrees. The pendulum starts at 30 degree...

11年弱前

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Produce a Fibonacci sequence
Construct a diagram that generates the Fibonacci sequence: 1, 1, 2, 3, 5, 8, 13, 21, 34.....up to 377 The Fibonacci sequ...

11年弱前

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Make a low pass filter
Make a first order low pass filter that will filter out the high frequency oscillations for the given input signal. The cut-off ...

11年弱前

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Model a falling body
An object is falling freely from a height of 22 meters under the force of gravity. <<http://blogs.mathworks.com/images/seth/c...

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Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

11年弱前

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What is the total power radiated from an antenna element in Matlab phased array toolbox ?
Hi Raza, Prad is the total power computed from the pattern but there is no guarantee that the sum needs to be 4*pi. In fact, ...

11年弱前 | 1

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Counting pulses in a signal
Count the number of pulses that are the result of summing each pulse generator block. Pulse Generator blocks produce a recurr...

11年弱前

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Add damping to a mass spring system
Model an ideal mass-spring-damper system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/im...

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Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

11年弱前

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Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

11年弱前

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Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

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Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

11年弱前

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Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

11年弱前

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Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

11年弱前

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

11年弱前

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When a rectangular array is designed using Arbitrary array geometry, it does not give beam pattern as rectangular array using direct option in phased array system toolbox, sensor Array Analyzer
Did you define the normal direction too? When you make z axis 0, I assume you want all elements to point to z direction? if so, ...

11年弱前 | 0

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How to get xcorr results in coef between 0 and 1 when comparing 2 wave sound with different length ?
You can try xcorr(soundA,soundB,'coeff') HTH

11年弱前 | 0

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How to calculate the circular correlation with 2 sequences/arrays in Matlab?
You can use ifft(fft(a,5).*conj(fft(b,5))) or cconv(a,b([1 end:-1:2]),5) HTH

11年弱前 | 0

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measure the difference between two signal ?
For this kind of task you may want to look into dynamic time warping https://en.wikipedia.org/wiki/Dynamic_time_warping Th...

11年弱前 | 0

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Filtering signals with non-uniform sampling rate (staggered PRF)
The idea is that the total filter response is the combination of the two individual pulse cancellers. The equation actually plot...

11年弱前 | 0

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Remove line between first and last point on plot
Are you sure your last point and first point are not the same? If they are, simply do plot(time(1:end-1),avg(1:end-1))

11年弱前 | 0

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How to replicate results as fvtool
Are you referring to the difference in null? If so, that's because the fvtool by default uses 8192 points. If you do freqz...

11年弱前 | 0

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Simulink Implementation of Kalman Filter
There is a Kalman filter block shipped with DSP System Toolbox, does it work for you? http://www.mathworks.com/help/dsp/ref/k...

約11年前 | 0

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Phased Array Toolbox: Target's reflection Phase information alters across range-bin border. Why ?
I believe this is due to some discontinuity in the dechirped signal. For example, when the signal is at first range bin, then th...

約11年前 | 0

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hw = phased.FMCWWaveform('SweepBandwidth',1e5,... 'OutputFormat','Sweeps','NumSweeps',2); plot(hw);
The 'NumSweep' property is used control the output of step() method, not for the ploting. If you want to see multiple sweeps, or...

約11年前 | 0

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How to plot harmonic components of a sine wave
You can use |thd| for this, although it's not in the bar plot. But once you have the information, you can plot it yourself. h...

約11年前 | 0

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Is there an (upper) operational frequency limit in the Antenna Toolbox or Phased Array System Toolbox?
There is no upper limit for what Phased Array System Toolbox and Antenna Toolbox can model. However, it's worth noting that the ...

約11年前 | 1