EE5412 erlang--traffic intensity
erlang--traffic intensity
1. The basic measure of traffic is the traffic intensity, called erlang
A = lamda * h
A equals the average number of calls arriving during the average holding period.
We can also view the cell as a multi-server queuing system where the number of servers is equal to the channel capacity N.
The average service time at a server is h.
2. The parameter A , as a measure of busy-hour traffic, serves as input to a traffic model.
a) The manner in which blocked called are handled
b) the number of traffic sources (infinite or finite)
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