Cell selection and reselection in LTE UE

To get service from the selected PLMN, the UE performs two types of  procedures: LTE cell selection and LTE cell reselection CELL SELECTION in LTE Upon PLMN selection, LTE UE…

Establishment and Maintenance of the RRC connection in LTE

The establishment and maintenance of the RRC connection includes:  Allocation of temporary identifiers between UE and E-UTRAN.  Configuration of signaling radio bearer(s) for RRC connection.  Low priority SRB and high…

How UE Switch to Service types in LTE?

The action of camping on provides access to services. The network provides different levels of service to a UE in either Idle mode or Connected mode. Three levels of services…

Evaluation process for Cell selection in LTE

S-CRITERION The cell selection criterion S is a pre-condition for suitable cells. The conditions for E-UTRAN, UTRAN FDD and GSM cells are listed in the figure. R – CRITERION –…

PLMN Selection procedure and criteria in LTE UE

PLMN Selection Process in LTE The UE scans all RF channels in the UTRAN band according to its capabilities to find available PLMNs. On each carrier, the UE searches for…