Is there a variation of FFT that works with square wave functions instead of sine waves?
It seems like for DSP it might be worthwhile to build something that works on discrete signals out of the box instead of approximating them with sine functions.
It seems like for DSP it might be worthwhile to build something that works on discrete signals out of the box instead of approximating them with sine functions.
Give it a try!
[1] https://www.sciencedirect.com/science/article/abs/pii/001600...