Physical Signal & Equivalent Lowpass Signal

© 2018 Institute for Communications Engineering, Technical University of Munich
Authors: Xiaohan Liu & Tasnad Kernetzky
Signal Properties
$A$U = 0.4 V
$f$U= 90 kHz
$\varphi$U = 0$^{\circ}$
$A$T = 1 V
$f$T = 100 kHz
$\varphi$T = 0$^{\circ}$
$A$O = 0.4 V
$f$O = 110 kHz
$\varphi$O = 0$^{\circ}$
0.511.522.5−0.5−1−1.5−2−2.50.511.522.5−0.5−1−1.5−2−2.5
o+
Re[$x$TP($t$)]
Im[$x$TP($t$)]

501001502000.511.522.5−0.5−1−1.5−2−2.5
o+
$t[μs]$
$x(t)$
α(t)
ϕ(t)
Animation Control
Speed = 2
trace
t = 0 μs
Re[xTP(t)] =1.8
Im[xTP(t)] = 0
α(t) = 1.8
ϕ(t) = 0
Exercises