Qi: Consider a seven-cell system covering an area of 3100 km. The traffic in the seven cells is as follows: Cell number 2. 4 9. Traffic Erlang 30.8 66.7 48.6 33.2 38.2 37.8 32.6 Each user generates an average of 0.03 Erlangs of traffic per hour, with a mean holding time of 120 s. The system consists of a total of 395 channels and is designed for agrade of service of 0.02. a.Determine the number of subscribers in each cell. b.Determine the number of calls per hour per subscriber. c.Determine the number of calls per hour in each cell.

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Qi: Consider a seven-cell system covering an area of 3100 km“. The traffic in the seven
cells is as follows:
Cell number
4
9.
7.
Traffic Erlang 30.8
66.7
48.6
33.2
38.2
37.8
32.6
Each user generates an average of 0.03 Erlangs of traffic per hour, with a mean holding
time of 120 s. The system consists of a total of 395 channels and is designed for agrade
O of service of 0.02.
a.Determine the number of subscribers in each cell.
b.Determine the number of calls
per
hour
per subscriber.
c.Determine the number of calls per hour in each cell.
d.Determine the number of channels required in cellno. 3.
e. What is the radius of a cell?
Transcribed Image Text:Qi: Consider a seven-cell system covering an area of 3100 km“. The traffic in the seven cells is as follows: Cell number 4 9. 7. Traffic Erlang 30.8 66.7 48.6 33.2 38.2 37.8 32.6 Each user generates an average of 0.03 Erlangs of traffic per hour, with a mean holding time of 120 s. The system consists of a total of 395 channels and is designed for agrade O of service of 0.02. a.Determine the number of subscribers in each cell. b.Determine the number of calls per hour per subscriber. c.Determine the number of calls per hour in each cell. d.Determine the number of channels required in cellno. 3. e. What is the radius of a cell?
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