Setting Cell Parameters - 3 days

(Exercises are distributed throughout the 3-day period.)

Day 1

Revision of air interface
Logical channels structure for CS and GPRS (with and without PBCCH)
System Information, SI 1-13 and PSI 1-13, contents, logical channels used.
LAI, RA, CI, BSIC structures
Overview of GPRS TBF
PLMN Selection, PLMN allowed. Roaming PLMN selection.
Cell Selection
CS & GPRS, broadcast parameters & C1 calculation, neighbour cell parameters.

Day 2

Cell Reselection
CS & GPRS broadcast parameters, C2 & C32 calculations.
Hysteresis, margins, HCS etc. Neighbour cell parameters.
Examples and Exercises on the use of cell selection and reselection parameters to 'steer' mobiles.
Cell Access
Access procedures, CS & GPRS, Barring.
Use of barring for congestion control
RR Configurations
CCCH and PCCCH configurations.
PCH, PPCH, AGCH, RACH, PRACH configuration.
SDCCH configuration -SDCCH/8 & SDCCH/4, combined & non-combined including dynamic control to meet traffic requirements.
PDTCH and PACCH configuration.
The dynamic nature of GPRS channels.
Cell Options
DTX, PWRC, Radio link timeout

Day 3

Frequency hopping
Why operators should use it, Baseband, synthesiser hopping. Cyclic and Random. HSN, MA, CA, MAIO. Examples of hopping.
Classifying Idle Channels
Measurement reports (CS & GPRS)
DL & UL Power Control Parameters - decision level parameters.
Handovers imperative and power budget. Parameters, decision levels, Interference, Rx power level, Quality, power budget - setting the parameters.
MM & GMM
Interaction of RR and MM/GMM layers - what the MM/GMM layer requires and the parameters in action.
LA updates normal & periodic
RA updates normal and periodic
Cell updates.
RR Timers

Exercises

1. Allocation of LAI's, BSIC, RA
2. Allocation of C1 parameters to favour a macro cell.
3. Allocation of C1 and C2 parameters in a mixed cell environment to deter a MS selecting a Micro cell.
4. Allocation of NCC, BCC near international borders.
5. Setting parameters for combined/non-combined SDCCH operation. Setting parameters for number of PCH's. Calculation of PCH Group from IMSI. 'Sleep' duty cycle
6. Setting of RACH parameters to meet traffic requirements in the busy hour. Probability of clashes.
7. Setting the DTX, PWRC and RADIO_LINK_TIMEOUT parameters to meet operational requirements.
8. Calculation of CA, MA, HSN and MAIO to place a MS on a particular TCH given the cell carrier/TCH structure.
9. Setting the power control parameters to meet operational requirements.
10. Setting parameters to enable handovers for specific receive power levels, BER, interference and TA.
11. Setting parameters for power budget handovers to meet a specific set of operational requirements.
12. Setting of timers T3101, T3103, T3109, T3111, T3105, NY to meet specific operational requirements.