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itsik


2011 年からアクティブ

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problem to show the axis
i know but how to use ylim? like if i have this plot(t,x1,t,x2)

13年以上 前 | 0

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problem to show the axis
hello to u! i have a problem when i make a plot of graph and in 'y' axis i have parameters between 0:300 and i want to show on...

13年以上 前 | 2 件の回答 | 0

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white gaussian noise
hello to u! i have a problem when i use awgn lets say i have this signal x=cos(2*pi*f*t) and then i do that x_noise=awg...

13年以上 前 | 1 件の回答 | 0

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Buffer input error in simulink
hi to all i'm working with simulink, and im trying to see the signal with spectrum scope and i get an error message : ...

13年以上 前 | 1 件の回答 | 0

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Problem with simulink functions
hello to all im working with simulink, and i have a question i want to make a block of " matlab function" and i dont ...

13年以上 前 | 1 件の回答 | 0

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trying to accounting the number of zeros in random script
thanks all of u but i used this code: a=randint(1000,1); numel(a(a==0)) and it helped me!!!

13年以上 前 | 0

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trying to accounting the number of zeros in random script
hello lets say i have this random script w=randint(1000,1) and i want to know how many 'zeros' there are in this script wh...

13年以上 前 | 3 件の回答 | 0

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bit eror rate
hello lets say i have this random bits bits= randint(1,1000) and after few math functions i get x=(1,1000) how do i ...

13年以上 前 | 1 件の回答 | 0

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problem to make an ofdm modulation
hello if i have a 4qam symbols and i want to make ofdm modulation to them is that corect to make that before i make the ifft:...

13年以上 前 | 2 件の回答 | 0

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how to convert function from time domain to frequency domain?
hello i have this function: H(w)=(1+a)/a+bz+c while a,b,c are function that dipend on 'w' like a=jwc b=cosh(w*l) so ...

13年以上 前 | 1 件の回答 | 0

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Question about FFT
hello to all supposed that i have a matrix of 10 values [1x10] and i want to sample it by IFFT to get 1000 samples ,i get a m...

13年以上 前 | 2 件の回答 | 0

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problem to make fft
hello i have this code and i want to make the fft for it to make the same bits as i start with can u help me?> thanks alot ...

13年以上 前 | 1 件の回答 | 0

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reshape matrix
thank u so much my friend and i have another question how do i filter all the zeros so i can get only A= 111 111 ...

13年以上 前 | 0

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reshape matrix
this is the first matrix 00001110000 00001110000 00001110000

13年以上 前 | 0

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reshape matrix
i have this matrix 00001110000 00001110000 00001110000 and i want to make it like that 11100000000 1110000000...

13年以上 前 | 3 件の回答 | 0

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whats this line do?
ok so what this is do? where is the fft take a place? lets say x=[10 X 1000] y=[zeros(10,20000),x,zeros(10,20000)]; ...

13年以上 前 | 0

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whats this line do?
y=[zeros(10,20000),x,zeros(10,20000)]; y2=abs(fftshift(fft(real(y(2,:)))))/length(y); thanks!!!

13年以上 前 | 2 件の回答 | 0

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problem with 'sum' command
u right my friend bu im asking that, maybe there is a way to sample the sum(x) and mak an fft to open it?

13年以上 前 | 0

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problem with 'sum' command
hello if i have this code: x=[10,1000] a=sum(x) i get after the sum that a=[1,1000] so i need to find the inverse co...

13年以上 前 | 2 件の回答 | 0

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trying to make fft for this ifft code
hello this code simulated for ifft im trying to do the inverse for find the fft but i failed can u help me? thanks!! ...

13年以上 前 | 1 件の回答 | 0

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change ifft code to 'ifft' command
yes exacly its possable? or maybe there is an option to make fft loop that converte bake the ifft loop?

13年以上 前 | 0

質問


change ifft code to 'ifft' command
does someone's know how do i change this code to ifft command? (the ifft part at the code) thanks!! N=10; fs=1e6; T...

13年以上 前 | 3 件の回答 | 0

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problem with fft
maybe someone's know? or how to replace all this code in ifft command?

13年以上 前 | 0

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problem with fft
cause i need the length of the fft will be 1000 do u know how i make it? with fft?

13年以上 前 | 0

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problem with fft
hello i have this program that make ifft for some random vary maybe someone can help me with the fft? thanks N=10; fs=1...

13年以上 前 | 3 件の回答 | 0

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problem with a line
hello maybe somebody can explain me this line? [Pxx,W] = pwelch(st,[],[],4096,20); and what is the inverse command fo...

13年以上 前 | 1 件の回答 | 0

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problem with for loop
thank u very much for your help!!!!!!!!

13年以上 前 | 0

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demodulation problem
hello i've tried to make demodulation for this program but i have a problem i think the command 'pwelce' make the 2058 bits in...

13年以上 前 | 0 件の回答 | 0

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problem with for loop
[EDIT: Wed May 18 18:21:13 UTC 2011 - Merged Answers - MKF] ok i tried it but it still doesnt work this is the code maybe som...

13年以上 前 | 0

質問


problem with for loop
hello i try to make a for loop but i need the jumps between the numbers will be in factor of 10 lets say there is a for loop l...

13年以上 前 | 5 件の回答 | 0

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