General Concepts 3 min read
Frequency Planning
In mobile telecommunication customers are directly exposed to the air interface. All the weather phenomena and human activities are…
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General Concepts 3 min read
BCCH Frequency planning
Following Figure will show how the frequency band is separated for BCCH and TCH channels. For each site consists of…
General Concepts 1 min read
Drive Test Results
Drive test tool records following data for both idle mode and dedicated mode MS: · Serving cell data Signal strength, Cell…
General Concepts 1 min read
Magic Voice
Normally to set up a new VAS service, we need to connect them to SWITCH (NGN). Earlier we have to…
General Concepts 1 min read
Fire Alarm System, Air Conditioning Pest control
As the equipment works they get heated up. Air Conditioning system will limit the equipment temperature to an acceptable level.…
General Concepts 2 min read
Power Installation Infrastructure of a SWITCHING Center- Example
Power system of a SWICH location is a very critical fact. We cannot tolerate any power failures in Core Network…
General Concepts 2 min read
SDM (Subscriber Data Management)/ HLR (Home Location Register)
SDM is a database. It consists of following main features. · HLR (Home Location Register): HLR is a static database. · AUC…
General Concepts 9 min read
Strowger Switching System
The first ever automatic telephone switching was developed by Almon B Strowger. As the operator at the Manual telephone exchange…
General Concepts 1 min read
Blocking Network
If there are no switching paths free in the network, the call requested will be denied, where the subscriber is…
General Concepts 2 min read
Folded Network
When the number of inlets is equal to the number of outlets for a switching network, such a network is…
