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Altera_Forum's avatar
Altera_Forum
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15 years ago

phase difference 2 signals.

is possible whit fpga FFT or similar metod measure a phase difference from 2 PULSED-sinusoidals signals? the freq of signals is 60MHz but the duration of signals is 0.5uSEC, and the PRF of pu...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

This is the IQ signal graph, for a signal with 0 degree phase.

The blue line is Vre, and the violet line is the Vim.

you write "You get the phase as atan(Vim/Vre)".

Can i get 2 point at any abscissa time, for apply this formula?