I am Sadiq Akbar. I have been working in array signal processing and control system. Mostly I use MATLAB coding for my simulation though I am not very expert in MATLAB. But I am learning it and I have learned various commands up till now.

Re: Sensor data

Reply posted 3 months ago (06/22/2021)
Thank you very much for your kind response. Yes, I have seen that in the code. But if you look at my initial post, I have clearly told that there. I re-write it...

Re: Sensor data

Reply posted 3 months ago (06/22/2021)
Thank you very much for your response. Yes, its ok now. But there is a logical problem wit this code. If you see my above code, I have tried to generate z as a column...

Re: Problem in Beam Steering

Reply posted 3 months ago (06/16/2021)
Thank you very much for your kind response. Ok that's right. But now what should I do? I mean to say how can I get my desired result?

Re: Problem in Beam Steering

Reply posted 3 months ago (06/15/2021)
Thank you very much for your kind response. I made the changes as you directed and ran the program, but it gave me the following error:To use 'fred', the following...

Problem in Beam Steering

New thread started 3 months ago
I am involved in steering the main beam in desired direction and producting nulls in unwanted direction. I have the following MATLAB code but when I run it , it...

Re: Sensor data

Reply posted 3 months ago (06/14/2021)
Thank you very much for your reply. I ran your above code, but it gave me this error:Error: File: FindingSamplesFromRxx.m Line: 6 Column: 3The input character is...

Re: Sensor data

Reply posted 4 months ago (06/02/2021)
Thank you very much for your explanation. You mean to say that the formulae of statistics are true only if we perform the experiment many times? Here is what I have...

Re: Sensor data

Reply posted 4 months ago (05/31/2021)
Thank you very much for your response. You may be right. But I have a book written by a senior professor and he has said like this in his book. Let me share the...

Sensor data

New thread started 4 months ago
I am involved in finding the directions of the received signals by an antenna array. For this I have a severe problem in which I am stuck. The 1st task was to find...

Re: Covariance Matrix diagonal or not?

Reply posted 4 months ago (05/26/2021)
No I am not interested in any pattern. I just want to verify the literature.

Re: Covariance Matrix diagonal or not?

Reply posted 4 months ago (05/26/2021)
I tried it for N=24 also but the last result is still wrong.

Re: Covariance Matrix diagonal or not?

Reply posted 4 months ago (05/26/2021)
@ omersayli: Why do you say to divide by N-1 in case of RxxPar?

Re: Covariance Matrix diagonal or not?

Reply posted 4 months ago (05/26/2021)
@ Tim Wescort: My resuls are as below:RxxUn =  24.0000 + 0.0000i  -0.0000 - 0.0000i  -0.0000 + 0.0000i  -0.0000 + 0.0000i  24.0000 + 0.0000i  -0.0000 + 0.0000i ...

Re: Covariance Matrix diagonal or not?

Reply posted 4 months ago (05/26/2021)
Even after the following changes didn't give me the correct result:clear allclose allclc% UnCorrelatedw=[pi/4 pi/3 pi/2]'; % Un-correlated signals N=24;  xx=2*exp(1j*(w*[1:N])); % ...

Re: Covariance Matrix diagonal or not?

Reply posted 4 months ago (05/26/2021)
Still I don't get what is expected even after changes as below:clear allclose allclc% UnCorrelatedw=[pi/4 pi/3 pi/2]'; % Un-correlated signals N=24;  xx=2*exp(1j*(w*[1:N])); % ...

Covariance Matrix diagonal or not?

New thread started 4 months ago
The literature says that when three signals are uncorrelated i.e., they have different frequencies, then their COVARIANCE MATRIX Rxx is diagoanl. I wanted to implement...

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