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Strange Problem when i write same code in function
This is my original code for Bisection Methods of Numerical Analysis % A program in matlab % bisection method to find the...

mehr als 14 Jahre vor | 3 Antworten | 0

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Frage

Use of FFT instead of Bank of Bandpass filters for DTMF Tone detection in Matlab
I want to request some one to comment on feasibility of an alternative implementation for DTMF tone detection by using FFT rathe...

mehr als 14 Jahre vor | 1 Antwort | 0

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What filter command is actually doing
Thanks a lot King I sent u one more question in ur email which i think u have not received. This question is not related to mat...

mehr als 14 Jahre vor | 0

Frage

What filter command is actually doing
When i use filter command y=filter(filnum, filden, x); it filters the data in vector x with the filter described by vect...

mehr als 14 Jahre vor | 3 Antworten | 0

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how to make mat file of a wave file
I consulted the book and got answer y=wavread('alpha.wav'); save alpha.mat y;

mehr als 14 Jahre vor | 0

Beantwortet
how to make mat file of a wave file
with save('alpha.mat', y) i am getting error Bye

mehr als 14 Jahre vor | 0

Frage

how to make mat file of a wave file
I am havig a wave file. I want to store the contents of wave file into mat file i am doing y=wavread('alpha.wav') now y is...

mehr als 14 Jahre vor | 3 Antworten | 0

3

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Frage

Need guide line for BPF outputs
I am doing a matlab question of the book in which sig.mat file is given. the first part says 1. Write matlab code that Loads...

mehr als 14 Jahre vor | 1 Antwort | 0

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How to see freq response of a wave file
Can anyone help me I am having wave file I want to see its freq response How can i see that

mehr als 14 Jahre vor | 0

Beantwortet
Does freqz give the Fourier Transform ??
Is there any difference in Freq Response and Fourier Transform As per my understanding, they are both same things

mehr als 14 Jahre vor | 0

Frage

Does freqz give the Fourier Transform ??
Hi i am having this code h770=[]; L=50; fs=8000; fb=770; h770 = (2/L)*cos(2*pi*fb*(0:L-1)/fs); fs=8000; w...

mehr als 14 Jahre vor | 3 Antworten | 0

3

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Frage

How to see freq response of a wave file
Hi i am having a wave file I want to see its frequency response. How can i see that

mehr als 14 Jahre vor | 5 Antworten | 0

5

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how to do wavwrite on this mat file
ok thanks can u kindly eexplain abt x.(f{1}) why 1 is there

mehr als 14 Jahre vor | 0

Frage

how to do wavwrite on this mat file
Hi i am having mat file which is having DTMF tones i am listening tones by this x = load('dtmfsig.mat') f = fieldnames(...

mehr als 14 Jahre vor | 3 Antworten | 0

3

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I am getting error when i try to listen mat file
I am doing as per ur instructions now i did this but did not listen any sound x = struct('data','dtmfsig.mat'); sounds...

mehr als 14 Jahre vor | 0

Beantwortet
I am getting error when i try to listen mat file
I am having a mat file and i want to listen it now i am using this and still getting error x=load('sig.mat'); soundsc...

mehr als 14 Jahre vor | 0

Frage

I am getting error when i try to listen mat file
Hi i am having mat file its name is sig.mat it is having dtmf tones in it i m using x=load('sig.mat'); soundsc(x,8000) an...

mehr als 14 Jahre vor | 4 Antworten | 0

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query regarding n in the equation
King i am really grateful to u for ur precise and to the point answers

mehr als 14 Jahre vor | 0

Frage

query regarding n in the equation
I have implemented this equation in matlab In equation h[n] = (2/L) cos ( 2 π fb n / fs ), 0≤ n < L where L is filter ...

mehr als 14 Jahre vor | 2 Antworten | 0

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Kindly explain me abt this command
Yes you are exactly right. This portion is related to detection for presence of specific tone. Thanks for u reply I just want ...

mehr als 14 Jahre vor | 0

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Frage

Kindly explain me abt this command
Can anybody explain me this command ss = (mean(conv(tones(:,1),hh).^2) > mean(tones(:,1).^2)/5); This command the book i...

mehr als 14 Jahre vor | 3 Antworten | 0

3

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Getting error inMatlab 2008 but code is fine in Matlab 2011
Thanks a lot for quick solution it is resolved

mehr als 14 Jahre vor | 0

Beantwortet
Getting error inMatlab 2008 but code is fine in Matlab 2011
Ok this code i got from net i have pasted it. Can u kindly tell me what should i write instead of ~. Thanks a lot if nar...

mehr als 14 Jahre vor | 0

Frage

Getting error inMatlab 2008 but code is fine in Matlab 2011
Hi i have written a code which is working fine with me in Matlab 2011 when i send same code tomy frd who is using Matlab 200...

mehr als 14 Jahre vor | 3 Antworten | 0

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Frage

Need help for Cordic Function implementation
I need to fill in the blanks \????" in the provided code to implement the CORDIC function for division. I have to Choose approp...

mehr als 14 Jahre vor | 1 Antwort | 0

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Why i am gettiing warning
hi king I am writing as per ur advice but i am still getting error dtmf = dtmf./max(abs(dtmf)); any other option for it

mehr als 14 Jahre vor | 0

Frage

How can i cross check convolution in matlab
My x(n)=delta(n) -delta(n-1)-delta(n-2) my h(n)= delta(n)+2delta(n-1)+3delta(n-2)-delta(n-4) i have convolved them by han...

mehr als 14 Jahre vor | 1 Antwort | 0

1

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Frage

how to take the freq response of function
my h1(n) = delta(n) -delta(n-1) and h2(n) = u[n]-u[n-5] what is freq response of h2(n) How can we calculate the impulse r...

mehr als 14 Jahre vor | 0 Antworten | 0

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Frage

what is function of [ ] in this code
Here is the code h1336=[]; L=50; fs=8000; fb=1336; h1336 = (2/L)*cos(2*pi*fb*(0:L-1)/fs); [H,F] = freqz(h1336,1,[],f...

mehr als 14 Jahre vor | 2 Antworten | 0

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Need help for GUI of DTMF
What i actaully want that when i press any key, it is stored somewhere and when i press the button dial, then the key start to g...

mehr als 14 Jahre vor | 0