October 29, 2005

[Notes] Digital Transmission

Digital Transmission
Unipolar
+ -> 1
0 -> 0

NRZ-L
+ -> 0
- -> 1

NRZ-I
change -> 1
no change -> 0

RZ
+ to 0 -> 1
- to 0 -> 0

Manchester
0 -|_
1 _|-

Different Manchester
transition -> 0
no transition -> 1

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