PP Presentation

Backoff Time=INT(CW*Random())*slot time

CW=Integer between CWmin and CWmax

Random()=Random number between 0-1.

Slot time= Constant value of time

FRAME

CW

Station A

Station B

Station C

Station D

Backoff

FRAME

CW

FRAME

FRAME

CW

Example of DFWMAC Scheme

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