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Feeds
Frage
max of matrix or min matrix or average matrix
Dear I have a matrix to say it's R, which is 101 x 101 R (101x101) I want to find the highest point 'max (R)' When I want t...
etwa 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
save file and plot
I have this code and want to save the "AverPr" value After that, I want to load it up again and draw it Please help me ''''''...
etwa 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
optical power vs distance
How can I draw a chart of the average power versus the distance, as in the following figure for knowledge that the value of the ...
etwa 3 Jahre vor | 1 Antwort | 0
1
AntwortHow to implement Hermitian Symetry to aComplex Valued Signal to make it a real Signal ?
r u work OFDM Modulation
mehr als 3 Jahre vor | 0
Frage
load x,y
if x = [1 2 3 ...... 10] y1=[0.5 1.7 1.75 1.9 2 2.1 2.4 2.6 2.7 2.9 ] y2=[0.7 1.8 1.9 2 2.3 2.5 2.7 2.8 2.9 3] how can I make...
mehr als 3 Jahre vor | 2 Antworten | 0
2
Antwortencan you explain someone, how to create a channel matrix for visible light communication
clear clc theta=70; % semi-angle at half power m=-log10(2)/log10(cosd(theta)); %Lambertian order of emission P_total=2000;...
mehr als 4 Jahre vor | 0
How can established LOS-link for Indoor visible light communications using only one LED source?
clear clc theta=70; % semi-angle at half power m=-log10(2)/log10(cosd(theta)); %Lambertian order of emission P_total=2000;...
mehr als 4 Jahre vor | 2
cognitive based visible light communication
this code for one LED clear clc theta=70; % semi-angle at half power m=-log10(2)/log10(cosd(theta)); %Lambertian order of ...
mehr als 4 Jahre vor | 0
Frage
how save results?
how save sevral results in same time like this in one term save(z_room z_room1 z_room2 z_room3 z_room4 z_room5 z_room6 z_room...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
surface fixed point value Z
Dear I want to know the value of Z from the surfc function That is when I give the value of x, y It gives me the value of z ...
mehr als 4 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
How to find the amount of the average power at a given point?
How to find the amount of power rate at a given point For example [0.5 1.4] [1.2 3] [1.8 7] In a room of dimensions of leng...
mehr als 4 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
how flip the signal as below?
X=[1 2 -5 4 -7 8 9 -4 -5 6 1 -2 3 -6 ] I want to program the following using "if" If the value of Xp is higher than "0", pass...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
flip negative value as shown bellow
if x=[1 2 -5 7 -9 4 -6 7 -6 8 -5 2 -1 5 -6 -8 -9 7 4 -1 ] x + = if x(k) ≥ 0 0 otherwise x-= if x(k) < 0 ...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
how to apply hermitian symmetry on the complex value
how apply hermitian smmetry on the complex value to get real value like a+bi While keeping the length of fft constant
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
how remove the effect of hermitian symmetric ???
To remove the imaginary signal a hermitian symmetry is placed with the ifft as shown below Xsym = ifft(Y,'symmetric') My quest...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
I want to reshape the original vectors?
hi every one If I have the following vectors x= [1 2 -6 9 -7 8 -8 -5 2 4 -6 4 -4 -5 -7 6 10 2 3 7 -8 9 -8 -5 4 -6] Xp=x(x>0...
etwa 5 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
how reshape the separated signal to original signal ?
hi every one If I have the following vectors x= [1 2 -6 9 -7 8 -8 -5 2 4 -6 4 -4 -5 -7 6 10 2 3 7 -8 9 -8 -5 4 -6] Xp=x(x>0...
etwa 5 Jahre vor | 1 Antwort | 0
1
Antworthow separate the first one (Xp) from (Xn).?
thank u very much All the appreciation to you thank you very much
etwa 5 Jahre vor | 0
Frage
how separate the first one (Xp) from (Xn).?
now when I compleat the first signal, But now I want to separate Xn from Xp in the following rs=[Xn, Xp] but the length of Xn...
etwa 5 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
plot or stem the length of negative and positive signal?
I follow positive and negative references XNsize = length (Xn); [XNsize, Xn, Xp] I want to plot the signal by using "stem" as...
etwa 5 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
polarity signal transmitter separated ?
I want to separate the negative signal from the positive signal? x=41 ; %number of pn ...
etwa 5 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
vectore with two colors
I merged two parts together and I want to draw them together but in two different colors fb=[fr;fi]; when stem (fb) ; the o...
etwa 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Polarity different dimension summation
I have bipolar signal as positive and negative as shown in the following x=[-1 8 2 -3 -5 6 -4 5 -8 7 -9 4 5 -10 -6 -11 8 3 7 ...
mehr als 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
odd transmitter number from the signal
if x=[1 -5 4 -6 7 -3 -7 5 6 3 7 8 -4 -1 ] I want pass the odd number of this signal and set the even number to zero
mehr als 5 Jahre vor | 1 Antwort | 0
1
AntwortError in FBMC vs. OFDM Modulation of Mathworks
this code calculates BER for one sample, not for all samples so give one value for BER. so we must do it loop (for loop) to cal...
mehr als 5 Jahre vor | 0
Frage
sum first matrix and second matrix
I want to collect the first function and the second function but there is an error there is no help ('Xf '). x=[-1 8 2 -3 -5...
mehr als 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Separate the positive values from the negative values
I have the following X=[1 - 3 5 -8 4 9 -6 -3] I want to separate the polarity ( positive values from the negative value...
mehr als 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Reshape the Matrix to complex number ?
I have Matrix-like the following N=64 %X is the complex number % complex number(a+ib) where (a) is real and (ib)is imag num...
mehr als 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
I want to cancel the negative sign out of IFFT
I want to cancel the negative signal out of IFFT and allow the positive signal to pass and add DC-bias in the output signal ...
mehr als 5 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
complex number separate the real signal about imag signal
I have a problem with the complex number comp=a+ib a1+ib1 a2+ib2 ... ... .. an+ibn then I separated the real signal ab...
mehr als 5 Jahre vor | 1 Antwort | 0
1
Antwort
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