Industrieel ingenieur - 2e bach - Signalen en systemen II - oefeningen wc (sisy)
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Course
Signalen en systemen II
Institution
Universiteit Gent (UGent)
Book
Schaum\'s Outline of Signals and Systems
Alle oefeningen die in het WC van signalen en systemen II werden gemaakt, over hoofdstukken 1,2,4,6,7
Merk op: geschreven op de ipad, je kan Ctrl-F gebruiken om te zoeken
nenerotonsz.am?oI: s-?
discrete signalen × EN NE IN
-
energie E :
NEE HENK
vermogen P :
toog II. KINK
-
.
n
1. 20
classificeert volgende signalen LEIP of geen signaal)
d × En] =
f- 0, 5) nut
{
Heavyside functie : U EN = t.tn > 0
→
{ . ..
;D ; 0 ; 1 ; -
0,5 ; 0 ,
25 ; -
0,125 ; . .
}
.
0 the 0
^
× EN
-
iii. n
? t East #
'
energie E =
n #
.
O
O
"
= En [ 0,5J waarden worden steeds kleiner
N 0
eindige oppervlakte
=
+ 00
"
= E ( 0,25)
N = 0
APPENDIX
p 489
1- 0,25
=
¥ eindig energiesignaal
e .
× En) =
MEN n
I.
'
energie E =
it = 0
EN -0
„ •
x
~
gn E-
signaal
11111 n
vermogen P -
-
netmaag joint
.
( Ntt ) -
1
bin In (eindig)
t
= =
N → to 2N -11
vermogenssignaal
, f. × En) = zejsn
1x EMI = 2 E = oo
let
-
: niet altijd vermogenssign
als E =
•
N
P = bin -1 E 1x Erik
N → +00
2N -11 n =
-
N #
ein (2N -11)
at 4
.
=
N→ to
= 4 ( eindig) vermogenssig
÷÷÷:÷:÷÷÷
1. 47 Druk uit dmv .
stapfuncties
n
X En)
{
× En] = U En -12) -
u [ n -43
= U En -123 -
u [3 -
)
n
n
÷eË÷÷÷÷
b. 48
Juan + Tl 2)
C. × [n) = e.
=
e ( en +
j r)
oneven
even
j
xe En) =
jas ( non)
xo En) = -
tin ( non)
d. x En) =
Om even
Xe [ n) = 0 En]
Xo [n) = 0
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