Signals and systems Archive


WHY DO WE NEED FOR MODULATION?? Before answering, let me give you two rough and practical instances below are they: First instance: Imagine that  you’re on a bank of one side of a river and I’ll give

what is modulation? How to convert Baseband to Passband signal?

Modulation: Definition 1: The process of converting baseband signal  to passband signal is called MODULATION !!. Definition 2: Modulation is a process to empower a data signal (audio, video ,text or other information) so that it can

What does baseband signal and passband mean?

Baseband signal: The word “Base” means root, origin and “Band ” means a specific frequency range in term of signal processing. So we can see the BASEBAND signal means original signal or we can say that the