What do you mean by following? a.) Erlangs b.) GoS

What do you mean by following? a.) Erlangs b.) GoS

a.) Erlangs

1) Total traffic volume per hour / 3600 seconds is described by erlang
2) For example, 60 calls in one hour and each lasting 5 minutes results the following:

- Minutes of traffic in an hour = Number of calls x Duration
- Minutes of traffic in an hour = 60 x 5 = 300 minutes
- Hours of traffic in the hour = 300 / 60 = 5 hrs
- The traffic figure = 5 erlangs

b.) GoS

- Grade of Service is a probability of a cell in a circuit group which is blocked / delayed for more than a specified interval
- GoS is expressed as a vulgar fraction / decimal fraction
- It is with reference to the busy hour at the time of greatest intensity of the traffic
- GoS may be viewed independently from the perspective of incoming vs outgoing calls
- The GoS is not essentially equal between source to destination pairs.
What do following mean? Why do we need them? a.) Location Area b.) Location Update
a.) Location Area - Location Area is a group of cells, The subscriber is paged in this area, One or more base station controllers are used to serve each Location Area but by a single MSC....
Explain: a.) IMSI b.) TMSI c.) IMEI d.) MS-IDN
a.) IMSI - International Mobile Subscriber Identity – a unique identification that is associated with all GSM and UMTS network mobile phones.......
What do you mean by ARFCN?
Absolute Radio Frequency Channel Number, a code to specify a pair of physical radio carriers and channels within the spectrum that is allocated for cellular mobile communications.......
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