Iknow that we multiply the incoming signal with a complex sine and a real cosine to separate the signals into 2 I(inphase) and Q(Quadrature)
but why do we even do that?for example does it seem plausible that you could just use a PLL to demodulate the signal without first doing qaudrature sampling?
but why do we even do that?for example does it seem plausible that you could just use a PLL to demodulate the signal without first doing qaudrature sampling?