In this note, we are going to learn about the Difference between ASK FSK and PSK. Welcome to Poly Notes Hub, a leading destination for engineering notes for diploma and degree engineering students.

Author Name: Arun Paul.

Difference Between ASK FSK and PSK

Parameters	ASK	FSK	PSK
Modulated Parameter	Amplitude	Frequency	Phase (180 Degree)
Number of bits/symbol	One	One	One
Noise Interference	Maximum	Less than PSK	Moderate
Bandwidth Requirement	Less than FSK	Maximum	More than ASK
Detection Complexity	Simplest	Simpler than PSK	Complex compares to FSK and ASK
Amplitude Variation	Varies	Almost constant	Abrupt changes at phase shift