RNO paging problem analysis guide

[jimjim]

Table of Contents
1 Overview .................................................................................................................................................. 7
2 Paging Problem Analysis Process .............................................................................................................. 9
2.1 Problem Analysis Flow ......................................................................................................................... 9
2.2 Network Information Collection ......................................................................................................... 10
2.2.1 Traffic Statistics ............................................................................................................................ 10
2.2.2 Alarm .......................................................................................................................................... 13
2.2.3 Subscriber Complaints .................................................................................................................. 13
2.2.4 History Record of Network Planning Optimization ..................................................................... 14
2.2.5 Radio Parameter Configuration .................................................................................................... 14
2.3 Determining Optimization Goal .......................................................................................................... 15
2.4 Locating Paging Problems .................................................................................................................. 15
2.4.1 Determining Basic Location Direction ......................................................................................... 15
2.4.2 Direct Causes of Paging Loss ....................................................................................................... 16
2.4.3 Further Analysis on Paging Loss Cause ....................................................................................... 17
2.4.4 Other Cause Analysis.................................................................................................................... 17
2.5 Paging Problems Optimization ............................................................................................................ 17
2.6 Optimization Verification ................................................................................................................... 17
3 Typical Paging Problem Analysis ............................................................................................................ 18
3.1 Too Large Paging Area Planned ......................................................................................................... 18
3.1.1 Problem Analysis .......................................................................................................................... 18
3.1.2 Optimization Measures ................................................................................................................. 19
3.2 Improper Setting of CN Paging retransmission Times and Interval ................................................... 19
3.2.1 Problem Analysis .......................................................................................................................... 19
3.2.2 Optimization Measures ................................................................................................................. 20
3.3 Improper Setting of UTRAN Paging Retransmission Times and Interval .......................................... 21
3.3.1 Problem Analysis .......................................................................................................................... 21
3.3.2 Optimization Measures ................................................................................................................. 21
3.4 CN Adopts Whole-Network Paging .................................................................................................... 21
3.4.1 Problem Analysis .......................................................................................................................... 21
3.4.2 Optimization Measures ................................................................................................................. 21
3.5 Improper Setting of DRX Paging Cycle Coefficient ........................................................................... 22
3.5.1 Problem Analysis .......................................................................................................................... 22
3.5.2 Optimization Measures ................................................................................................................. 23
3.6 Improper setting of Np value ............................................................................................................... 23
3.6.1 Problem Analysis .......................................................................................................................... 23
3.6.2 Optimization Measures ................................................................................................................. 24
3.7 UE Identifier Utilized by CN Paging .................................................................................................. 24
3.7.1 Problem Analysis .......................................................................................................................... 24
3.7.2 Optimization Measures ................................................................................................................. 25
3.8 UTRAN Should Activate IMSI ATTACH and DETACH Functions ................................................. 25
3.8.1 Problem Analysis .......................................................................................................................... 25
3.8.2 Optimization Measures ................................................................................................................. 26
3.9 Too Low Power allocation of Paging Channels .................................................................................. 26
3.9.1 Problem Analysis .......................................................................................................................... 26
3.9.2 Optimization Measures ................................................................................................................. 26
3.10 Existence of Coverage Dead Zones .............................................................................................. 27
3.10.1 Problem Analysis ................................................................................................................... 27
3.10.2 Optimization Measures ........................................................................................................... 27
3.11 UE Performance Problems ............................................................................................................ 27
3.11.1 Problem Analysis ................................................................................................................... 27
3.11.2 Optimization Measures ........................................................................................................... 27
4 Outstanding Problems .............................................................................................................................. 27