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Signal Processing : Recent Questions and Answers (Page 19)

Find answers to your questions about Signal Processing or help others by answering their Signal Processing questions.

Terminology for instantaneous phase of magnitude component of complex signal

In my field, we deal with data that are originally complex-valued. Typically, researchers convert their data from real + imaginary to magnitude + phase, and then discard the phase data...

Asked on 11/04/2020

1 answer

Design discrete controller for zero steady state error

I have the following system where $$G(s)=frac{0.5}{s+1}+frac{5}{s+10}$$ How can I design the C(z) controller so that the steady state error...

Asked on 10/26/2020 by John Katsantas

2 answer

Complex Samples (IQ) - Baseband Filtering

We are currently analyzing a large set of IQ samples in a desktop application and we are interested in implementing many different bandpass filters dynamically. We realized, that working with...

Asked on 10/24/2020 by Tiaro

2 answer

Does any paper use energy harvest to in the baseband?

Most of RF energy harvest system just harvest $rho$ of the RF signal for charging the battery,and the other part RF energy will be processed to baseband signal...

Asked on 10/16/2020 by care we

1 answer

Image Noise Detection Using MATLAB

I want to implement the following algorithm. Let $I$ denote noisy image and for each pixel of $I$ is represented...

Asked on 10/15/2020 by Premnath D

2 answer

Linear prediction (LPC) of Sine wave samples around maximas

I think I missed class when this was explained ... Anyway as part of a bigger project I have to implement a LPC to predict 2-3 future values of...

Asked on 10/05/2020 by Skaveelicious

1 answer

What is the point of smoothing an FFT or spectral density plot, and how does that affect the noise floor?

It appears that smoothing the FFT or spectral density plots of a noisy signal is a common practice. I see that common tools like MATLAB and Python have functions built...

Asked on 09/27/2020 by user3308243

2 answer

Interpreting the cross correlation results

I am new to this forum. I am just trying to understand how to calculate delay (in terms of samples) between two signals using cross-correlation function. I wrote a small...

Asked on 09/07/2020 by Sampath

1 answer

How can I convert audio to a series of notes using pitch detection?

I have a good pitch detection system set up, and I would like to return a series of notes given an array of audio samples. My current approach is as...

Asked on 08/14/2020 by nagasgura

3 answer

Matlab CIC decimator output mirrored

I am trying to use the dsp.CICDecimatior function and comparing the output to a C code algorithm that I have. The CIC decimator is configured as decimation factor of 8...

Asked on 08/07/2020 by Edson Manoel

0 answer

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