Community Profile # Gova ReDDy

Active 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...

9 years ago | 1 answer | 0

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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...

9 years ago | 1 answer | 0

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Question

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

9 years ago | 2 answers | 0

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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...

9 years ago | 0 answers | 0

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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...

9 years ago | 0 answers | 0

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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...

9 years ago | 2 answers | 0

### 2

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...

9 years ago | 1 answer | 0

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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...

9 years ago | 1 answer | 0

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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...

9 years ago | 0 answers | 0

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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 ...

9 years ago | 0 answers | 0

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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...

9 years ago | 2 answers | 0

### 2

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...

9 years ago | 1 answer | 0

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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...

9 years ago | 1 answer | 0

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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...

9 years ago | 1 answer | 0

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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...

9 years ago | 2 answers | 0

### 2

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 ...

9 years ago | 0 answers | 0

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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...

10 years ago | 1 answer | 0

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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...

10 years ago | 1 answer | 0

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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)...

10 years ago | 0 answers | 0

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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. ...

10 years ago | 0 answers | 0

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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...

10 years ago | 1 answer | 0

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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...

10 years ago | 3 answers | 0

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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...

10 years ago | 1 answer | 0

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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...

10 years ago | 1 answer | 0

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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...

10 years ago | 2 answers | 0

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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...

10 years ago | 1 answer | 0

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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...

10 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...

10 years ago | 1 answer | 0