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2012-10-14, 11:54 AM
GUIDELINE for 3G RF OPTIMIZATION
America Movil LATAM Projects
Owner: NSN
Scope: Guidelines
Originator: Raj Sandhu, Allan Bispo and Daniel Platero
Revised by: Danilo Cabral
Status: Version 1.1
Document ID:
Location: NSN BR
Table of Content
DOCUMENT HISTORY.......................................................................................................................5
1. Introduction.................................................................................................................................6
1.1 Purpose................................................................................................................................6
1.2 Overview..............................................................................................................................6
2. RF Cluster Acceptance................................................................................................................8
2.1 Preparation Phase.................................................................................................................8
2.1.1 Compilation of planning data ..........................................................................................9
2.1.2 Site Clustering................................................................................................................9
2.1.3 Drive Routes and Site Selection for Stationary Test, IRAT and RAU..............................9
2.1.4 Field Measurement Tools .............................................................................................10
2.1.4.1 Field Measurement Tools Setup ...............................................................................11
2.1.5 Post Processing Tools..................................................................................................11
2.1.6 Consistency Check.......................................................................................................12
2.1.7 Alarm Check.................................................................................................................12
2.1.8 PrxNoise Check............................................................................................................12
2.1.9 Cell Availability .............................................................................................................13
2.2 Optimization Phase..............................................................................................................13
2.2.1 Stationary Testing.........................................................................................................13
2.2.2 IRAT Testing ................................................................................................................15
2.2.3 RAU Testing.................................................................................................................15
2.2.4 Mobile Testing..............................................................................................................15
2.2.5 Cluster KPI References................................................................................................16
2.2.6 Drive-test UE Distribution – Cluster Level.....................................................................16
2.2.7 Data Processing, Analysis and Report..........................................................................17
2.2.8 Change Request...........................................................................................................17
2.3 Acceptance Phase...............................................................................................................18
3. RF PROJECT Acceptance.........................................................................................................19
3.1 Preparation Phase...............................................................................................................20
3.2 Optimization Phase..............................................................................................................20
3.2.1 IRAT Testing ................................................................................................................21
3.2.2 Mobile Testing..............................................................................................................21
3.2.3 Cluster KPI References................................................................................................21
3.2.4 Drive-test UE Distribution – Project Level .....................................................................21
3.2.5 Data Processing, Analysis and Report..........................................................................22
3.2.6 Change Request...........................................................................................................22
3.3 Acceptance Phase...............................................................................................................22
4. Radio Optimization Guide ..........................................................................................................23
4.1 Initial Tuning........................................................................................................................23
4.1.1 Definitions....................................................................................................................23
4.1.2 Initial Tuning Procedure – Overview.............................................................................24
4.1.2.1 Preparation Phase....................................................................................................24
4.1.2.2 Measurement Collection ...........................................................................................25
4.1.2.3 Post-processing and Reporting.................................................................................30
4.1.2.4 RF Analysis...............................................................................................................30
4.1.3 Pilot Pollution................................................................................................................38
4.1.4 Coverage for different services.....................................................................................39
4.1.5 Handover Verifications..................................................................................................39
4.1.5.1 Soft-Handover Area Distribution................................................................................40
4.1.5.2 Neighbour List Optimization......................................................................................41
4.1.5.3 Missing Neighbour ....................................................................................................43
4.1.5.4 Inter-system Handover Verification (IRAT HO)..........................................................44
4.1.6 Other Issues not related to RF optimization..................................................................45
4.1.6.1 UE Issues .................................................................................................................45
4.1.6.2 UTRAN HW and SW Issues......................................................................................46
4.1.6.3 CORE Issues............................................................................................................46
4.1.6.4 Drive-test Equipment Issues .....................................................................................46
4.2 Optimization ........................................................................................................................47
4.2.1 Common performance issues that affect any service....................................................47
4.2.2 Video Call Performance Issues.....................................................................................50
4.2.3 PS Call Performance Issues.........................................................................................50
4.2.4 IRAT performance........................................................................................................52
4.2.5 OSS KPI’s optimization.................................................................................................53
4.2.5.1 Accessibility related problems...................................................................................53
4.2.5.2 Retainability related problems...................................................................................53
4.2.5.3 Availability and Usage related problems (Capacity optimization)...............................54
4.2.5.4 Mobility related problems ..........................................................................................54
4.2.5.5 Integrity related problems..........................................................................................54
5. Database parameters check and optimization............................................................................54
5.1 Parameter groups in RNC Database ...................................................................................55
5.2 Consistency Check..............................................................................................................56
5.3 Parameter optimization........................................................................................................56
5.3.1 RNC Parameters..........................................................................................................56
5.3.2 COCO Parameters .......................................................................................................56
5.3.3 WANE and WGS Parameters.......................................................................................56
5.3.4 WLCSE and WSMLC Parameters ................................................................................57
5.3.5 FMCI, HOPI and ADJI Parameters...............................................................................57
5.3.6 WBTS Parameters........................................................................................................57
5.3.7 WCEL...........................................................................................................................57
5.3.8 FMCS...........................................................................................................................58
5.3.9 FMCG...........................................................................................................................60
5.3.10 HOPS .......................................................................................................................60
5.3.11 HOPG.......................................................................................................................61
5.3.12 ADJS ........................................................................................................................61
5.3.13 ADJG........................................................................................................................62
6. Appendix...................................................................................................................................63
6.1 KPI Targets .........................................................................................................................63
6.2 Drive-test KPI Measurements – Detailing of Layer 3 Messages...........................................64
6.2.1 Drive-test KPI Measurements – CS Voice Service........................................................65
6.2.1.1 CS Voice Service: Voice Call Setup Success Rate ...................................................65
6.2.1.2 CS Voice Service: Voice Call Setup Time.................................................................65
6.2.1.3 CS Voice Service: Voice Call Drop Rate...................................................................66
6.2.1.4 CS Voice Service: Voice Call BLER DL.....................................................................67
6.2.1.5 CS Voice Service: Voice IRAT Handover – from 3G to 2G........................................68
6.2.1.6 CS Voice Service: Voice IRAT Handover – from 2G to 3G........................................69
6.2.2 Drive-test KPI Measurements – CS UDI Video Service ................................................70
6.2.2.1 CS UDI Video Service: Video Call Setup Success Rate............................................70
6.2.2.2 CS UDI Video Service: CS Video Call Setup Elapsed Time < 20 seconds................70
6.2.2.3 CS UDI Video Service: CS Video Call Drop Rate......................................................71
6.2.2.4 CS UDI Video Service: CS Video Call BLER DL.......................................................72
6.2.3 Drive-test KPI Measurements – PS Realese 99 Data Service ......................................73
6.2.3.1 PS Realese 99 Data Service: PS RAB Establishment Success Rate........................73
6.2.3.2 PS Realese 99 Data Service: PS Round Trip Time...................................................74
6.2.3.3 PS Realese 99 Data Service: PS RAB Drop Rate.....................................................75
6.2.3.4 PS Realese 99 Data Service: PS DL Throughput......................................................76
6.2.3.5 PS Realese 99 Data Service: PS UL Throughput......................................................77
6.2.4 Drive-test KPI Measurements – PS HSDPA Data Service............................................78
6.2.4.1 PS HSDPA Data Service: PS Round Trip Time.........................................................78
6.2.4.2 PS HSDPA Data Service: PS HSDPA Throughput....................................................79
6.2.5 Drive-test KPI Measurements – TCP Setting for Data Services....................................80
6.2.6 Drive-test KPI Measurements – Multi-RAB Service ......................................................81
6.2.6.1 Multi-RAB Services: AMR Voice CSSR during PS Calls ...........................................81
6.2.6.2 Multi-RAB Services: PS Data CSSR during AMR Voice Calls...................................83
6.2.7 Drive-test KPI Measurements – Others Services..........................................................85
6.2.7.1 Others Services: SMS Success Rate........................................................................85
6.2.7.2 Others Services: SMS Delivery Time < 40 seconds ..................................................86
6.2.7.3 Others Services: WAP Failure Rate..........................................................................87
6.2.7.4 Others Services: WAP Session Establishment Elapsed Time < 13 seconds.............88
6.2.7.5 Others Services: MMS Success Rate .......................................................................89
6.2.7.6 Others Services: MMS Delivery Time < 40 seconds..................................................90
6.2.8 Drive-test KPI Measurements – RAU Testing...............................................................91
7. References ...............................................................................................................................92
America Movil LATAM Projects
Owner: NSN
Scope: Guidelines
Originator: Raj Sandhu, Allan Bispo and Daniel Platero
Revised by: Danilo Cabral
Status: Version 1.1
Document ID:
Location: NSN BR
Table of Content
DOCUMENT HISTORY.......................................................................................................................5
1. Introduction.................................................................................................................................6
1.1 Purpose................................................................................................................................6
1.2 Overview..............................................................................................................................6
2. RF Cluster Acceptance................................................................................................................8
2.1 Preparation Phase.................................................................................................................8
2.1.1 Compilation of planning data ..........................................................................................9
2.1.2 Site Clustering................................................................................................................9
2.1.3 Drive Routes and Site Selection for Stationary Test, IRAT and RAU..............................9
2.1.4 Field Measurement Tools .............................................................................................10
2.1.4.1 Field Measurement Tools Setup ...............................................................................11
2.1.5 Post Processing Tools..................................................................................................11
2.1.6 Consistency Check.......................................................................................................12
2.1.7 Alarm Check.................................................................................................................12
2.1.8 PrxNoise Check............................................................................................................12
2.1.9 Cell Availability .............................................................................................................13
2.2 Optimization Phase..............................................................................................................13
2.2.1 Stationary Testing.........................................................................................................13
2.2.2 IRAT Testing ................................................................................................................15
2.2.3 RAU Testing.................................................................................................................15
2.2.4 Mobile Testing..............................................................................................................15
2.2.5 Cluster KPI References................................................................................................16
2.2.6 Drive-test UE Distribution – Cluster Level.....................................................................16
2.2.7 Data Processing, Analysis and Report..........................................................................17
2.2.8 Change Request...........................................................................................................17
2.3 Acceptance Phase...............................................................................................................18
3. RF PROJECT Acceptance.........................................................................................................19
3.1 Preparation Phase...............................................................................................................20
3.2 Optimization Phase..............................................................................................................20
3.2.1 IRAT Testing ................................................................................................................21
3.2.2 Mobile Testing..............................................................................................................21
3.2.3 Cluster KPI References................................................................................................21
3.2.4 Drive-test UE Distribution – Project Level .....................................................................21
3.2.5 Data Processing, Analysis and Report..........................................................................22
3.2.6 Change Request...........................................................................................................22
3.3 Acceptance Phase...............................................................................................................22
4. Radio Optimization Guide ..........................................................................................................23
4.1 Initial Tuning........................................................................................................................23
4.1.1 Definitions....................................................................................................................23
4.1.2 Initial Tuning Procedure – Overview.............................................................................24
4.1.2.1 Preparation Phase....................................................................................................24
4.1.2.2 Measurement Collection ...........................................................................................25
4.1.2.3 Post-processing and Reporting.................................................................................30
4.1.2.4 RF Analysis...............................................................................................................30
4.1.3 Pilot Pollution................................................................................................................38
4.1.4 Coverage for different services.....................................................................................39
4.1.5 Handover Verifications..................................................................................................39
4.1.5.1 Soft-Handover Area Distribution................................................................................40
4.1.5.2 Neighbour List Optimization......................................................................................41
4.1.5.3 Missing Neighbour ....................................................................................................43
4.1.5.4 Inter-system Handover Verification (IRAT HO)..........................................................44
4.1.6 Other Issues not related to RF optimization..................................................................45
4.1.6.1 UE Issues .................................................................................................................45
4.1.6.2 UTRAN HW and SW Issues......................................................................................46
4.1.6.3 CORE Issues............................................................................................................46
4.1.6.4 Drive-test Equipment Issues .....................................................................................46
4.2 Optimization ........................................................................................................................47
4.2.1 Common performance issues that affect any service....................................................47
4.2.2 Video Call Performance Issues.....................................................................................50
4.2.3 PS Call Performance Issues.........................................................................................50
4.2.4 IRAT performance........................................................................................................52
4.2.5 OSS KPI’s optimization.................................................................................................53
4.2.5.1 Accessibility related problems...................................................................................53
4.2.5.2 Retainability related problems...................................................................................53
4.2.5.3 Availability and Usage related problems (Capacity optimization)...............................54
4.2.5.4 Mobility related problems ..........................................................................................54
4.2.5.5 Integrity related problems..........................................................................................54
5. Database parameters check and optimization............................................................................54
5.1 Parameter groups in RNC Database ...................................................................................55
5.2 Consistency Check..............................................................................................................56
5.3 Parameter optimization........................................................................................................56
5.3.1 RNC Parameters..........................................................................................................56
5.3.2 COCO Parameters .......................................................................................................56
5.3.3 WANE and WGS Parameters.......................................................................................56
5.3.4 WLCSE and WSMLC Parameters ................................................................................57
5.3.5 FMCI, HOPI and ADJI Parameters...............................................................................57
5.3.6 WBTS Parameters........................................................................................................57
5.3.7 WCEL...........................................................................................................................57
5.3.8 FMCS...........................................................................................................................58
5.3.9 FMCG...........................................................................................................................60
5.3.10 HOPS .......................................................................................................................60
5.3.11 HOPG.......................................................................................................................61
5.3.12 ADJS ........................................................................................................................61
5.3.13 ADJG........................................................................................................................62
6. Appendix...................................................................................................................................63
6.1 KPI Targets .........................................................................................................................63
6.2 Drive-test KPI Measurements – Detailing of Layer 3 Messages...........................................64
6.2.1 Drive-test KPI Measurements – CS Voice Service........................................................65
6.2.1.1 CS Voice Service: Voice Call Setup Success Rate ...................................................65
6.2.1.2 CS Voice Service: Voice Call Setup Time.................................................................65
6.2.1.3 CS Voice Service: Voice Call Drop Rate...................................................................66
6.2.1.4 CS Voice Service: Voice Call BLER DL.....................................................................67
6.2.1.5 CS Voice Service: Voice IRAT Handover – from 3G to 2G........................................68
6.2.1.6 CS Voice Service: Voice IRAT Handover – from 2G to 3G........................................69
6.2.2 Drive-test KPI Measurements – CS UDI Video Service ................................................70
6.2.2.1 CS UDI Video Service: Video Call Setup Success Rate............................................70
6.2.2.2 CS UDI Video Service: CS Video Call Setup Elapsed Time < 20 seconds................70
6.2.2.3 CS UDI Video Service: CS Video Call Drop Rate......................................................71
6.2.2.4 CS UDI Video Service: CS Video Call BLER DL.......................................................72
6.2.3 Drive-test KPI Measurements – PS Realese 99 Data Service ......................................73
6.2.3.1 PS Realese 99 Data Service: PS RAB Establishment Success Rate........................73
6.2.3.2 PS Realese 99 Data Service: PS Round Trip Time...................................................74
6.2.3.3 PS Realese 99 Data Service: PS RAB Drop Rate.....................................................75
6.2.3.4 PS Realese 99 Data Service: PS DL Throughput......................................................76
6.2.3.5 PS Realese 99 Data Service: PS UL Throughput......................................................77
6.2.4 Drive-test KPI Measurements – PS HSDPA Data Service............................................78
6.2.4.1 PS HSDPA Data Service: PS Round Trip Time.........................................................78
6.2.4.2 PS HSDPA Data Service: PS HSDPA Throughput....................................................79
6.2.5 Drive-test KPI Measurements – TCP Setting for Data Services....................................80
6.2.6 Drive-test KPI Measurements – Multi-RAB Service ......................................................81
6.2.6.1 Multi-RAB Services: AMR Voice CSSR during PS Calls ...........................................81
6.2.6.2 Multi-RAB Services: PS Data CSSR during AMR Voice Calls...................................83
6.2.7 Drive-test KPI Measurements – Others Services..........................................................85
6.2.7.1 Others Services: SMS Success Rate........................................................................85
6.2.7.2 Others Services: SMS Delivery Time < 40 seconds ..................................................86
6.2.7.3 Others Services: WAP Failure Rate..........................................................................87
6.2.7.4 Others Services: WAP Session Establishment Elapsed Time < 13 seconds.............88
6.2.7.5 Others Services: MMS Success Rate .......................................................................89
6.2.7.6 Others Services: MMS Delivery Time < 40 seconds..................................................90
6.2.8 Drive-test KPI Measurements – RAU Testing...............................................................91
7. References ...............................................................................................................................92