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Chaitanya Mallela

MathWorks

Last seen: quasi 3 anni fa |  Attivo dal 2020

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I am Application Support Engineer at Mathworks. My responsibility is to provide the best support for an application like ML, Signal Processing and Communication, Image Processing.
Disclaimer: Any articles/ideas/opinions here are my own and in no way reflect that of Mathworks.

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Risposto
Solve a symbolic equation in more than one variables
If you do not want m to be in the denominator then try giving a non zero value of m as m is present in the denominator it cannot...

oltre 3 anni fa | 0

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Unable to find an PDE equation
Create a symbolic function C with space and time as independent variables. Use diff function to represent PDE and Use dsolve ...

oltre 3 anni fa | 0

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Subcarriers Assignment in LTE
Refer to this documentation here for Resource Grid Indexing.

oltre 3 anni fa | 0

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FMU import under Simulink extras is missing. Any ideas?
Importing FMUs into Simulink for simulation is supported from R2017b version. Install the latest MATLAB version to get the FMU b...

oltre 3 anni fa | 0

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simulink not loading whenever tried to open
Refer this similar answer link in the community.

oltre 3 anni fa | 0

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dsolve gives an error when trying to use it in a loop
Change the while loop condition in the code.

oltre 3 anni fa | 0

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How can I solve this system of ODEs involving both time and space?
Create symbolic functions y1, y2, y3 with space and time as independent variables. Use diff function to represent ODE(s) and ...

oltre 3 anni fa | 0

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SNR (theory), signal noise
Refer the documentation here to know about the snr function. The SNR ratio of this function is representated in dBc or dB. More ...

oltre 3 anni fa | 0

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how can I represent a MATLAB signal in Microsoft excel?
Use the function writematrix to store the data in a excel file. For more information, refer the documentation here.

oltre 3 anni fa | 0

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Storing the Data in Table format
Use the table function to store the data in table format. For more information, refer the documentation here.

oltre 3 anni fa | 0

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How to change the display format of a symbolic function?
You can try the code by setting symbolic preferences. syms X; sympref('FloatingPointOutput',true); Y = (13500*X^(1229/500))/1...

quasi 4 anni fa | 0

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How do I create a series of variables (V0, V1, ...Vn) which act as independent variables in conjunction with a series of sums?
fittype function accepts character array as input argument but the symsum function gives symbolic variable. To apply fittype to ...

quasi 4 anni fa | 0

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Cannot re-open Simulink model containing Drive Cycle Source
I have brought the issue to the notice of our developers. They will investigate the matter further.

quasi 4 anni fa | 1

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How do I simulate the 802.15.7 visible light communication in MATLAB
You can refer this documentation link to simulate a CSMA/CA MAC.

quasi 4 anni fa | 0

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Why i cannot download my MATLAB and it says SSL peer shutdown incorrectly?
I suggest you to look through this link for connection errors in the installation. In case you still face this issue then you ca...

quasi 4 anni fa | 0

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Applying Free Space Path Loss to a Signal
If signal_loss_fsp is a voltage signal you can use signal_loss_fsp = signal_tx_in * 10^(-fspl(L,lambda)/20); as signal loss ...

quasi 4 anni fa | 0

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the results from one timestep feed into the subsequent timestep?
You can implement this equation inside a MATLAB function block in Simulink with dCs(t) output given as a feedback input to the M...

quasi 4 anni fa | 1

Risposto
Simulink timeseries output size differences
This comes to the aspect that the input signals here are treated as a 2-D scalar (Dimension: [1x1]) at each time step, instead o...

quasi 4 anni fa | 0

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Possible bug/limitation in hilbert() implementation?
I have brought the issue to the notice of our developers. They will investigate the matter further.

quasi 4 anni fa | 1

| accettato

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Embedded Coder Support Package for Xilinx Zynq Platform HWSETUP ERROR
A pre-requisite to implement this example is Communications Toolbox Support Package for Xilinx Zynq-Based Radio. Also refer to t...

quasi 4 anni fa | 0

Risposto
Are there any limitations when converting EEG CSV to WAV?
Data clipping happens when the audio data to write is not in the valid range depending on its type. Refer the documentation li...

quasi 4 anni fa | 0

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MatLab deleting itself after installation
I suggest you to explore installation help to check with the steps. In case you still face this issue then you can create a serv...

quasi 4 anni fa | 0

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Base paper used for the simulation of LOAD FREQUENCY CONTROL IN STOCHASTIC (DYNAMIC) MICRO GRID
Load frequency control in stochastic(dynamic) microgrid is one of the several submissions in MATLAB File Exchange on MATLAB Cent...

quasi 4 anni fa | 0

Risposto
how to use findpeaks in fft (with for,if,else)
You can try findpeaks function with Name Value pairs such as 'MinPeaksHeight', 'MinPeakDistance' and 'NPeaks' Refer the docume...

quasi 4 anni fa | 0

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Simulink compilation doesn't find string.h
you can specify the C header file for simulation in the Simulation Target pane of the Model Configuration Parameters dialog box...

quasi 4 anni fa | 0

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Difference between consecutive outputs of Simulink clock block is not the fixed simulation step
Refer the Documentation for Fixed Step Solver https://www.mathworks.com/help/simulink/gui/fixed-step-size-fundamental-sample-t...

quasi 4 anni fa | 0

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How to make 1-D Look-Up Table block run repeatedly
You can use Counter block before 1-D Look-Up Table block with Reset port enabled. When count reaches maximum value Reset port is...

quasi 4 anni fa | 0

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5g NR PBCH DMRS & SSS channel estimatiom
Hi Chanuk, You can use edit option in the MATLAB command window to know more about the functionality of 'nrChannelEstimate' fu...

quasi 4 anni fa | 0

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Error in simulink, the upper bound is not specified
you must specify a numerical upperbound in the size column in Ports and Data Manager to make Simulink realize a variable sized a...

quasi 4 anni fa | 0

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Problems to export Scope Data variable to MATLAB workspace via timer function
To export the calculated variables into the workspace, consider returning the output from sim function to load into the MATLAB w...

quasi 4 anni fa | 0

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