ECE 401 Communication Systems - University of Dayton : Homepages
ECE 401 Communication Systems - University of Dayton : Homepages
ECE 401 Communication Systems - University of Dayton : Homepages
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Continuous Wave Modulation<br />
Amplitude<br />
Modulation (AM)<br />
mt ()<br />
xt () = Amt () cos(2πf<br />
t + θ )<br />
mt ()<br />
mt<br />
()<br />
Frequency<br />
Modulation (FM)<br />
Phase<br />
Modulation (PM)<br />
<strong>University</strong> <strong>of</strong> <strong>Dayton</strong> Department<br />
<strong>of</strong> Electrical and Computer<br />
Engineering<br />
c c c<br />
xt () = Acos( 2πf t+ 2 π f m(<br />
τ ) dτ<br />
+ θ )<br />
c c d c<br />
τ = 0<br />
xt () = Acos(2 π ft+ k m()<br />
t + θ )<br />
c c p c<br />
t<br />
∫
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