Location Update (LU) and Cell Site Analysis (CSA)
Heine, G; referred to the model "An MS performs LU on several occasions every time it changes the location area, periodically, when a periodic location update is active, or with IMSI attach/ detach switched on at the time when it is subsequently turned on again."
That statement minimises, thus hides, a considerable body of mobile activity and, importantly, cell site analysis (CSA) suffers when students and practitioners fail to take into account the importance in the depth of knowledge and understanding that is needed to include the important facet of Location Update when conducting CSA. The following may assist students and practitioners with a simplified operational background as to events when Location Update (LU) takes place
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