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Modern Modern Modern Modern Digital and Digital and Digital and Digital and AAAAnalog Communication nalog Communication nalog Communication nalog Communication
SystemsSystemsSystemsSystems
THIRD EDITION
B.P.Lathi
T.Srinivasa Rao Dept. of ECE BEC,Bapatla.
Periodic ~ Power
Complex Signals
0 olduğu noktayı bulmak için pi ye eşitle
Reciprocity
HW
Arşiv
sign
take in notes
wcoswtdtte^jwtdtintegrallerini bil.
classic polar ve trigonometric açılımların ilişkisini kur
baseband communication
carrier communication
1
2
3
down-conversion
up-conversion
AM
AM
1
AM
2
AM
AM
H
H
SSB
SSB
unrealizable, so make approximations
SSB
SSB
band-pass
Output Filter
VSB
VSB
Synchronous
Synchronous
A
B
Synchronous
AM linearFM nonlinear
x2 magnitudex2 deltaf
removes distortions
approximation of pulses
Telephone CD
PCM
PCM
PCM
PCM
PCM
24
20n
PCM
PCM
PCM
DPCM
DPCM
DPCM
DPCM
DPCM
Zero-Hold
Comparison
Cookies
-
+
1
2
3
+
-
A
B
Raised Cosine
Bipolar
Polar
On-Off
Modern Modern Modern Modern Digital and Digital and Digital and Digital and AAAAnalog Communication nalog Communication nalog Communication nalog Communication
SystemsSystemsSystemsSystems
THIRD EDITION
B.P.Lathi
T.Srinivasa Rao Dept. of ECE BEC,Bapatla.