# Arthi Sathyamurthi

All the answers posted are my own and MathWorks is not responsible for the same

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**Content Feed**

How to put matrix into a table (App designer)

Hello Mena, The error “dimensions of arrays being concatenated are not consistent” is encountered when you try to concatenate a...

3 maanden ago | 0

How does Matlab calculate an antenna's input impedance?

Hello, Once the custom mesh and feedpoint is created, the impedance function calculates the input impedance of the antenna by f...

3 maanden ago | 0

An 802.11g WiFi link simulation using WLAN toolbox

Hello Ardavan, You can look at the MathWorks documentation in this link to know how to create basic link model in Matlab. Furth...

3 maanden ago | 0

BPSK SIGNAL using random bits

Hello Darshan, You can look at the following Matlab Answers link on how to generate BPSK signal. https://www.mathworks.com/mat...

3 maanden ago | 0

Nyquist Plot of exponential function

You can use the nyquist or nyquistplot function in MATLAB to create a Nyquist plot of the frequency response. You can use the f...

3 maanden ago | 0

Somebody help me to explain this code. Also mention about how to obtain snr from this code.

This code performs the FFT on the audio signal, Chebyshev filters the same and performs FFT on the filtered signal. And further,...

3 maanden ago | 0

Calculate the THD in percent

Hello Meikel,Your attached zip file looks corrupted. Try attaching it again for a more precise support. From the other informati...

3 maanden ago | 0

how can I do SSB Modulation and demodulation using matlab

Hello Hema, To do SSB Modulation and demodulation in Simulink, use the SSB AM Modulator Passband and SSB AM Demodulator Passban...

3 maanden ago | 0

Convolution of rect pulses with impulses

The error “Incorrect dimensions for matrix multiplication” obtained from simulating your code occurs when the two matrices have ...

3 maanden ago | 0

Antenna facet edge (segment) currents?

Obtaining each facet’s current individually cannot be done using current function. As a possible workaround/solution you can inc...

3 maanden ago | 0

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Exploded Bar plot (stacked)?

Hello Dominik, Currently we are not supporting 'explode' feature in the bar plot function. I have brought this issue to the not...

3 maanden ago | 0

How do i replace the function modem.qammod with the function qammod?

Hello Sanket, To modulate an input signal x by using QAM with the specified modulation order M and the symbol order symOrder us...

3 maanden ago | 0

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Include a Dual feed antenna in Simulink

Hello Visweswaran, Once you develop the MATLAB models of PCB antenna as in pcbStack you can make it as a MATLAB function and in...

3 maanden ago | 0

qammod() and fft() function resizing problem

Hello Marcin,QAM modulation modulates input signal by the specified modulation order, combining bits of input, mapping and modul...

3 maanden ago | 0

How can I Simulate the bit error rate (BER) of the binary antipodal signaling??

To simulate the bit error rate (BER) of the binary antipodal signaling in the Rayleigh channel, do the modulation necessary for ...

3 maanden ago | 0

How to calculate the duty-cycle of a WiFi signal in WLAN toolbox?

Hello Susan,Duty cycle is the fraction of one period in which a signal or system is active. In the BLE coexistence model with WL...

3 maanden ago | 0

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XY Graph Block Question

Hello Timo, To plot multiple graphs for different simulation time or for values in the iteration use the To Workspace block and...

3 maanden ago | 0

How to simulate an M/M/1 queuing system with exponential distribution on MATLAB 2021?

You can look at the M/M/1 Queuing System example in the MathWorks documentation link here. Further the error "The system canno...

3 maanden ago | 0

| accepted

frequency analysis with a Waterfall

Hello Fabian, To get diagram specific values like maximum magnitude with their corresponding frequency and time, from just visu...

3 maanden ago | 0

How can I solve this error?

Hello John, This error occurs when your model has some algebraic loops where the some signal loop could create a circular depen...

3 maanden ago | 0

Error: Unable to perform assignment because the left and right sides have a different number of elements.

Hello Alexis, The error has occurred because both sides of the equation doesn’t have equal number of elements. Hence, try repla...

3 maanden ago | 0

RF Blockset S-Parameters frequency vector

Although applicable at any frequency S parameters change with the measurement frequency. The Network Parameter Values in the S –...

3 maanden ago | 1

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Real signal DPSK demodulation

Hello Federico,Considering you sampled a real DPSK signal (assuming the QPSK is a typo, as QPSK sampled signals require QPSK dem...

3 maanden ago | 0

representation of the QPSK modulated signal

Hello Niloofar, To get the code corresponding to the functionality of the QPSK modulator block, use comm.QPSKModulator. To get...

3 maanden ago | 0

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How to do PSD measuremnet for the given signal

Hello Sarfaraz, The units of the PSD estimate from the pwelch function are in squared magnitude units of the time series data...

3 maanden ago | 1

Why Does eig() Not Throw an Error for Non-Square, Symbolic Input?

This bug has been fixed and the updates will be available in the future release.

5 maanden ago | 0

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Translation of Python to Matlab

Hello Simon, You can see the MathWorks documentation here to know how to append new rows to a matrix. Incase you want to append...

5 maanden ago | 0

Test Manager - Trigger response assessment with variable time

Since T_min gets defined only when a trigger occurs the possibility that during first trigger, T_min is unassigned properly and ...

5 maanden ago | 0

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Duplicate live script figure appearing

There are few possible reasons this might have happened in your case, Sometimes you might have initialized or created an object...

5 maanden ago | 0

EMI/EMC based lab mini projects/experiments

Hi Swati, You can design an EMI and EMC based circuit design using the RF Toolbox or Simscape and further analyze for results us...

5 maanden ago | 0