GSM technology, GSM RF optimization, GSM Planning and How GSM Works.
As All Channel Interleaving in GSM but control channel is some different interleaved its interleaving rectangular lets understand how it. The diagram below illustrates, in a simplified form, the principle…
Interleaving in gsm used in gsm to reduce error and for speech diagonal types interleaving used here I write how speech in gsm interleaving diagonally. The diagram below illustrates, in…
The Definition of Interleaving is simply encode logical channel for error protection and security.lets understand how interleaving works in gsm. Having encoded, or error protected the logical channel, the next step…
To protect the logical channels from transmission errors introduced by the radio path, many different coding schemes are used. The diagram below illustrates the coding process for speech, control and…
The Below a GSM burst. It consists of several different elements. These elements are as below: This is the area in which the speech, data or control information is held….
GSM is very complicated when we talk about its rf side and in it very complicated to understand the structure of 26 and 51 Multiframes, here my try to make…
What is Echo Canceller and why it require in GSM – as from name Echo canceller is nothing but the process to remove duplicate signal or delayed signal, let’s see…
When we talk about Mobile Business then its worst useful without authentication means to make Network as business all user required to be authenticate lets understand how authentication done in…
As From the Name VLR means Visitor Location Register and HLR means Home Location Register so HLR having all detail of subscriber and VLR having temporary details for mainly call…
Why BSIC Planning in GSM ? Because when tight frequency planning required or we have very limited frequency to plan then to reduce Mobile confusion about cell id BSIC used to…
Here I write about GSM RF Optimization Step by Step and how to find KPI degradation and its solution. The RF network optimization process can be categorized by the following…
The Mobile Equipment and SIM are the only parts of the GSM network which the subscriber will really see. Let’s see what inside it. GSM Mobile Equipment There are three…