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Gova ReDDy


87 total contributions since 2011

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Question


Time difference between two successive rising edges of a pulse train signal
Hello, I want to find the time difference between two successive rising edges of a pulse train signal. Can someone suggest m...

2 years ago | 1 Answers | 0

1

answer

Question


Plot of binary data
Hello, I want to plot a set of binary values such that each binary value will be shown for 50 seconds. I tried like this but...

2 years ago | 1 Answers | 0

1

answer

Question


Plotting elements in a cell array
Hello, can someone explaine me how to plot the elements in the cell array as attached. thanks.

2 years ago | 2 Answers | 0

2

answers

Question


Difference in plotting the Power spectrum using two methods
Hello, Ihave the pulse signal-a1 attached which was sampled by suing freq of 64Hz and duration of signal is 10 seconds(as lengt...

2 years ago | 0 Answers | 0

0

answers

Question


Power spectrum of a signal
Hello, I laready posted this here and got some replies but was confused with the implementation Could someone please expl...

2 years ago | 0 Answers | 0

0

answers

Question


How to convert characters array into integer number array
Hello, I have a text file in which all the contents are characters like a,b,c,d…z . Can somone explain how to convert theses...

2 years ago | 2 Answers | 0

2

answers

Question


Plotting array elements in different colors
Hello, Can someone explain how to plot the array elements in different colours I mean how to plot the array elements like fro...

2 years ago | 1 Answers | 0

1

answer

Question


How to see the frequencies present in a measured signal.
Hello, I measured a pulse signal sampled with a frequency of 64Hz and want to see the fre-quencies responsible for the signa...

2 years ago | 1 Answers | 0

1

answer

Question


Manual implementation of the interp1 function fro interpolation of signals
Hello, The interpolation of signals with interp1 function was explained well <http://www.mathworks.se/matlabcentral/answers/1...

2 years ago | 0 Answers | 0

0

answers

Question


GUI:Usage of start button runs for once and then MATLAB gets strucked
Hello, I made a GUI in GUI builder and expected to work like this _start button_ : start streaming the data from comport ...

2 years ago | 1 Answers | 0

1

answer

Question


Displaying a figure with specified properties
Hello, can someone explain hwo to dsiply the figure wiith the belwo properties on the PC figure_test = figure('Vi...

2 years ago | 2 Answers | 0

2

answers

Question


Function to stop the running serial communication of comport
Hello, The serial communication using comport is working fine and the main lines of code are s1 = open_com_port(com...

2 years ago | 1 Answers | 0

1

answer

Question


Error :Input argument "handles" is undefined with the axes
Hello, I tried to implement a simple GUI in MAtlab7.7 like the below function varargout = start1(varargin) gui_Si...

2 years ago | 1 Answers | 0

1

answer

Question


Adding stop button to stop the data streaming from comport to GUI builder
Hello, I am new into making Matlab GUI and want to add basic things to made the GUI. I made a function(stream_data) GUI fo...

2 years ago | 1 Answers | 0

1

answer

Question


Displaying a value on a image using Imagesc
Hello, Can someone explain how to print a value on the image(required image).I tried this but the image was flipped and displ...

2 years ago | 2 Answers | 0

2

answers

Question


Plot issue with set and axes
Hello, I have been working with the pulse signals displaying in the matlab gui using the UART. Everything is working fine ...

3 years ago | 0 Answers | 0

0

answers

Question


Getting the filter characteristics form the known filter coefficients
Hello, I want to know the filter characteristics like the cutoff frequency (stop and start band), Ast, Ap, sampling rate, ord...

3 years ago | 1 Answers | 0

1

answer

Question


Designing a lowpass filter with lesser filter coefficients with the required parameters
Hi, I am currently using a lowpass fitler as below d = fdesign.lowpass('Fp,Fst,Ap,Ast',3,8,1,20,500); Hd1 = de...

3 years ago | 1 Answers | 0

1

answer

Question


Need some explanation for the filter parameters for filtering a signal
Hello, I am using the filter as shown below d = fdesign.lowpass('Fp,Fst,Ap,Ast',3,8,1,20,500); Hd1 = design(d)...

3 years ago | 0 Answers | 0

0

answers

Question


working of decimation for fitting number of samples of two signals
Hello, can someone explain the working of decimation and how it can be apllied to fit the number of samples of two signals. ...

3 years ago | 0 Answers | 0

0

answers

Question


Methods to make(fit) the samples of two signals for averaging them
Hello, I want to get the average of two signals but the number of samples(values) of the two are not equal.One method to mak...

3 years ago | 1 Answers | 0

1

answer

Question


How to pass an cell array as input to a function
Hi, Can I know how to pass a cell array as input to a function as shown below function [averagedSignal]=shift_and_Average...

3 years ago | 2 Answers | 0

2

answers

Question


How to delete a particular array and again in the next step create it as a new array in a for loop
Hello, I am using an array to save the values that are greater than a threshold from a particualr set of values in a for loop...

3 years ago | 1 Answers | 0

1

answer

Question


Plotting the each array of cell in different colour
Hello, I have an cell array of size(1x7) and I am plotting all the values from this cell array as shown e=1; for t...

3 years ago | 1 Answers | 0

1

answer

Question


Division of array into subarrays depending on the threshold value
Hello, I want to divide a array of signal into sub arrays such that each sub array contains values greater than the threshold...

3 years ago | 2 Answers | 0

2

answers

Question


Removing values of an array greater then threshold value
Hello, I have an array of size 500x1 and I want to make the values lesser than threshold value to zero while copying the same...

3 years ago | 1 Answers | 0

1

answer

Answered
Detecting and saving the values of a single pulse signal form the continuous incoming pulses signals
I just improved the analog circuitry such that the output pulse signal(sampled at 500Hz) has a minimum value of zero whereas the...

3 years ago | 0

Question


Working of interpolation or decimation
Hello, Can someone explain how the interpolation or decimation can be used to fit the number of samples between the two signa...

3 years ago | 1 Answers | 0

1

answer

Answered
How to make(create) a waveform in matlab as shown in the image
The answer can be found here <http://www.mathworks.se/matlabcentral/answers/111546-how-to-create-a-particular-signal-in-matal...

3 years ago | 0

Answered
How to create a particular signal in matalb
I used a labview programme that reads the image (containing the required signal) and gives the signal as the result and whose va...

3 years ago | 0

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