ECEN4533 Data
Communications
Lecture #14 16 February 2009
Dr. George Scheets
ECEN4533 Data
Communications
Lecture #15 18 February 2009
Dr. George Scheets
ECEN4533 Data
Communications
Lecture #16 20 February 2009
Dr. George Scheets
Queue Length @ 100%
Load
Output capacity = 7 units
Input = 7 units on average (two dice rolled)
Queue Length @100%
Load
Will tend to increase w/o Bound.
1995 OSU Backbone Packet Histogram
2004 OSU Backbone Packet Histogram
255 point zero mean discrete
time
White Noise waveform
(Adjacent points are independent)
Autocorrelation Estimate
of zero mean
Discrete Time White Noise