Chapter 6. Effect of Noise on Analog Communication Systems. Essentials of Communication Systems Engineering. Introduction. Angle modulation systems and FM can provide a high degree of noise immunity This noise immunity is obtained at the price of sacrificing channel bandwidth
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Essentials of Communication Systems Engineering
(where k is Boltzrnann's constant and T is the temperature)
(where nc(t) is in-phase component and ns(t) is quadrature component)
PR= Ac2PM /2.
DSB-SC AM does not provide any SNR improvement over
a simple baseband communication system