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Questions on Signal Processing tagged with 'phase'.
3
Best method to extract phase shift between 2 sinosoids, from data provided
I have been asking around if the way I was extracting phase shift (lag) was correct, and I ran into …
fft phase processing
1
Phase Correlation - Poor Performance on Noisy/Blurred Images?
I have successfully tested 1D phase correlation algorithm to determine vertical shift between two sy…
fourier-transform image cross-correlation phase correlation
1
retrieving original data from phase and magnitude of Fourier transform
I use this snippet of python code to transform data to Fourier phase and magnitude and then retrievi…
fft dft phase magnitude
0
Phase Correlation and Negative Shifts
I am implementing phase correlation algorithm to determine shift between two images. It generally w…
fft fourier-transform dft phase correlation
3
Am I understanding the phase angle from FFT correctly?
Long story short, I have a sinusoidal wave with DC offset going in with a given frequency of say 100…
fft phase
0
In which bin would the phase angle be in FFT? [closed]
Say you have x = sin(2*pi*t*f + phi) Given, f, t, fs and frequency vector to be f = linspace(-fs/2, …
fft phase
1
How to perform carrier phase recovery in software?
What are the options for recovering the phase of a BPSK signal in software? The only resources I can…
digital-communications demodulation phase bpsk qpsk
2
Why do you get instantaneous phase by calculating correlation with a carrier signal?
I am somewhat new to DSP. I'm trying to implement BPSK by following this Python QAM tutorial. My co…
digital-communications correlation phase qpsk bpsk
1
Phase Locked Loop Basics
I am trying to better understand discrete-time PLLs. I drew a picture of a simple feedback system he…
discrete-signals phase feedback pll
1
How can a filter have zero group delay?
If you put a wave packet through the passband of a 1st-order low-pass filter, it will be delayed by …
filters phase group-delay
0
How to process/generate a phase shifted frequency varying sine wave?
I want to phase shift an incoming sine wave with varying frequency but I am unsure how to go about d…
phase
1
Filter design with a phase delay specification?
Given a desired filter magnitude response, plus acceptable linear phase and minimum phase FIR filter…
filters filter-design phase linear-phase
1
Using phase information to extract sample values
I have one cycle of the following signal stored in a memory: x(n)=sin(2 * pi * n/N + theta) wh…
discrete-signals phase
1
Group Delay of a system
Say I have an LTI system whose impulse response h[n] is: $$ h[n] = \delta[n] + \delta[n-4] $$ …
impulse-response linear-systems phase
0
How to find the phase lag between a sinusoidal input force and the response?
I have a system that is forced by a sinusoidal function with specific amplitude, phase and frequency…
fft phase
1
What is a Phase Delay filter?
I'm looking at a job spec, detailed below. I'm perplexed as to what is being asked for. Could som…
fft filters phase delay
2
Discarding phase
What would happen if you took the STFT of a signal, discarded the phase information, and re-synthesi…
stft phase
0
Estimating The Time-delay using the Phase of the Cross- Correlation function
I am relatively new to time delay estimation. I am working on a project where I am estimating the ti…
zero-padding phase time-frequency
1
plotting phase of a signal adding delay
I'm trying to plot the phase of this signal $s(f)=A^2T^2sinc^2(Tf)e^{-(j\pi Tf)}$ How can I plot man…
fourier-transform phase
2
Confirmation on how to calculate phase differences at every frequency point between two wideband signals?
I have a problem that I thought was going to be simple, but it has become surprisingly stubborn and …
fft phase

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Best method to extract phase shift between 2 sinosoids, from data provided

Phase Correlation - Poor Performance on Noisy/Blurred Images?

retrieving original data from phase and magnitude of Fourier transform

Phase Correlation and Negative Shifts

Am I understanding the phase angle from FFT correctly?

In which bin would the phase angle be in FFT? [closed]

How to perform carrier phase recovery in software?

Why do you get instantaneous phase by calculating correlation with a carrier signal?

Phase Locked Loop Basics

How can a filter have zero group delay?

How to process/generate a phase shifted frequency varying sine wave?

Filter design with a phase delay specification?

Using phase information to extract sample values

Group Delay of a system

How to find the phase lag between a sinusoidal input force and the response?

What is a Phase Delay filter?

Discarding phase

Estimating The Time-delay using the Phase of the Cross- Correlation function

plotting phase of a signal adding delay

Confirmation on how to calculate phase differences at every frequency point between two wideband signals?