Interestingly, if the AM
signal, with or without carrier, is multiplied at the receiver with a regenerated carrier of proper frequency and phase, then the baseband modulating signal is recovered.
That's why it is called a "product" detector.
Interestingly, if the AM
signal, with or without carrier, is multiplied at the receiver with a regenerated carrier of proper frequency and phase, then the baseband modulating signal is recovered.
That's why it is called a "product" detector.