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  • Siemens AG: A50016-G5000-D528-1-7618NEC Corporation: ND-57827-701(E)-01 1

    s

    UTRAN

    Performance Measurement System

    Key Performance Indicators

    A50016-G5000-D528-1-7618 ND-57827-701(E)-01

  • Key Performance Indicators Performance Measurement System

    Copyright (C) Siemens AG / NEC Corporation 2003 Issued by: Siemens AG, Information and Communications Group, Hofmannstrae 51, 81359 Mnchen, Germany and NEC Corporation, 7-1, Shiba 5-chome, Minato-ku, Tokyo, Japan

    Technical modifications possible. Technical specifications and features are binding only insofar as they are specifically and expressly agreed upon in a written contract.

    Siemens AG: A50016-G5000-D528-1-76182 NEC Corporation: ND-57827-701(E)-01

    Trademarks: All designations used in this document can be trademarks, the use of which by third parties for their own purposes could violate the rights of their owners.

  • Performance Measurement Key Performance IndicatorsSystem

    Siemens AG: A50016-G5000-D528-1-7618NEC Corporation: ND-57827-701(E)-01 3

    Reason for Update Summary: First issue.

    Details: Chapter/Section Reason for Update All First issue

    Issue history Issue Number/ Version

    Date of Issue Reason for Update

    1 08/2003 First issue

  • Key Performance Indicators Performance Measurement System

    Siemens AG: A50016-G5000-D528-1-76184 NEC Corporation: ND-57827-701(E)-01

    This document consists of a total of 70 pages. All pages are issue 1.

    Contents 1 Introduction ..................................................................................................... 8 1.1 Purpose .......................................................................................................... 8 1.2 Definition of terms........................................................................................... 8 1.3 General Principles .......................................................................................... 9

    2 Call/Connection Analysis.............................................................................. 12 2.1 Call Establishments ...................................................................................... 12 2.1.1 Call setup success rate ................................................................................ 12 2.1.2 RRC Connection Establishments ................................................................. 14 2.1.2.1 RRC connection establishment success rate............................................... 14 2.1.2.2 RRC connection establishment failure rate .................................................. 15 2.1.3 RAB Establishments ..................................................................................... 15 2.1.3.1 RAB establishment success rate.................................................................. 16 2.1.3.2 RAB establishment failure rate ..................................................................... 17 2.1.4 Paging........................................................................................................... 18 2.1.4.1 Paging Failure Rate ...................................................................................... 18 2.2 Connection Release Analysis....................................................................... 19 2.2.1 CN originated release analysis..................................................................... 19 2.2.1.1 Connection Release rate .............................................................................. 19 2.2.2 UTRAN originated release analysis.............................................................. 20 2.2.2.1 Connection Drop Analysis ............................................................................ 20 2.2.2.2 RRC Drop Analysis....................................................................................... 22 2.3 RRC State Transitions.................................................................................. 23 2.3.1 State transition failure rate............................................................................ 23 2.4 Channel Reconfiguration Analysis................................................................ 25 2.4.1 Transport Channel Reconfiguration.............................................................. 25 2.4.1.1 Transport Channel Reconfiguration success rate ........................................ 25 2.4.1.2 Transport Channel Reconfiguration failure rate ........................................... 26 2.4.2 Physical Channel Reconfiguration................................................................ 27 2.4.2.1 Physical Channel Reconfiguration success rate .......................................... 27 2.4.2.2 Physical Channel Reconfiguration failure rate ............................................. 27

    3 Connection Mobility ...................................................................................... 28 3.1 UTRAN updates............................................................................................ 28 3.1.1 Update rate ................................................................................................... 28 3.2 Relocation Preparation ................................................................................. 29 3.2.1 Outgoing Relocations ................................................................................... 29 3.2.1.1 Relocation success rate outgoing................................................................. 29 3.2.1.2 Relocation failure rate outgoing.................................................................... 29 3.2.2 Incoming Relocations ................................................................................... 30 3.2.2.1 Relocation success rate incoming ................................................................ 30 3.3 Soft Handover............................................................................................... 31 3.3.1 Branch addition success rate ....................................................................... 31 3.3.2 Branch addition failure rate........................................................................... 33

  • Performance Measurement Key Performance IndicatorsSystem

    Siemens AG: A50016-G5000-D528-1-7618NEC Corporation: ND-57827-701(E)-01 5

    3.4 Hard Handover ............................................................................................. 37 3.4.1 Outgoing Hard Handover success rate ........................................................ 37 3.4.2 Outgoing Hard Handover failure rate ........................................................... 38 3.4.3 Outgoing Hard Handover drop rate .............................................................. 39 3.5 Inter-System (Inter-RAT) Handover ............................................................. 40 3.5.1 Relocation Preparation (ACM)...................................................................... 40 3.5.1.1 Relocation Preparation failure rate............................................................... 40 3.5.2 Outgoing circuit switched Inter-System Handover ....................................... 41 3.5.2.1 Outgoing CS Inter System Handover success rate...................................... 41 3.5.2.2 Outgoing CS Inter System Handover failure rate ......................................... 42 3.5.2.3 Outgoing CS Inter System Handover drop rate............................................ 44

    4 Quality Indicators.......................................................................................... 46 4.1 Principle ........................................................................................................ 46 4.2 Call establishment quality indicator .............................................................. 46 4.3 Branch Addition quality indicator .................................................................. 46 4.4 Hard handover quality indicator.................................................................... 47 4.5 Inter-System handover quality indicator ....................................................... 47

    5 QuaNTIty Indicators...................................................................................... 48 5.1 RRC State Transitions.................................................................................. 48 5.1.1 Number of successful state transitions......................................................... 48 5.1.2 Number of state transitions to Idle mode...................................................... 49 5.2 Soft Handover............................................................................................... 49 5.2.1 Soft Handover rate ....................................................................................... 49 5.3 Relocations................................................................................................... 50 5.3.1 Number of outgoing relocations ................................................................... 50 5.3.2 Number of incoming relocations................................................................... 50 5.3.3 Outgoing Relocation per Call rate ................................................................ 50 5.4 Hard Handover ............................................................................................. 51 5.4.1 Outgoing Hard Handover per call rate.......................................................... 51 5.5 Inter System Handover................................................................................. 52 5.5.1 Outgoing CS Inter System Handover per call rate ....................................... 52

    6 UtiliZation...................................................................................................... 53 6.1 RNC Load Report ..............................................................................