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Content for TS 28.628 Word version: 18.0.0

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4.1 Monitoring and management operations for self-optimization 4.2 Load balancing optimization function 4.3 Handover (HO) parameter optimization function 4.4 Interference control function 4.5 Capacity and coverage optimization function 4.6 RACH Optimization Function 4.7 SON coordination 4.8 SON for AAS management

4 SON Policy and optimization function definitions p. 9

4.1 Monitoring and management operations for self-optimization p. 9

4.1.1 Monitoring and management function p. 9

4.1.1.1 Usage of Itf-N p. 9

4.2 Load balancing optimization function p. 9

4.2.1 Objective and targets p. 9

4.2.2 Parameters To Be Optimized p. 10

4.2.3 Optimization method p. 10

4.2.3.1 Problem detection p. 10

4.2.3.2 Problem solution p. 11

4.2.4 Architecture p. 11

4.2.4.1 Definition of logical functions p. 11

4.2.4.2 Location of logical functions p. 11

4.2.5 PM p. 11

4.3 Handover (HO) parameter optimization function p. 12

4.3.1 Objective and targets p. 12

4.3.2 Parameters To Be Optimized p. 12

4.3.3 Optimization method p. 13

4.3.3.1 Problem detection p. 13

4.3.3.2 Problem solution p. 13

4.3.4 Architecture p. 13

4.3.4.1 Definition of logical functions p. 13

4.3.4.2 Location of logical functions p. 14

4.3.5 PM p. 14

4.4 Interference control function p. 15

4.5 Capacity and coverage optimization function p. 15

4.5.4 Architecture p. 16

4.5.4.1 Definition of logical functions p. 16

4.5.4.2 Location of logical functions p. 16

4.5.6 MDT measurements p. 20

4.6 RACH Optimization Function p. 20

4.6.1 Objective and targets p. 20

4.6.2 Parameters to be optimized p. 20

4.6.3 Optimization method p. 21

4.6.3.1 Problem detection p. 21

4.6.3.2 Problem solution p. 21

4.6.4 PM p. 21

4.7 SON coordination p. 21

4.7.1 Introduction p. 21

4.7.2 Coordination between SON functions below Itf-N and non-SON CM operations over itf-N p. 22

4.7.2.1 Description p. 22

4.7.2.2 Prevention p. 22

4.7.2.3 Resolution p. 22

4.7.3 Coordination between different SON functions p. 23

4.7.3.0 General p. 23

4.7.3.1 Coordination between Cell Outage Compensation and Energy Saving Management p. 23

4.7.3.1.1 Description p. 23

4.7.3.1.2 Prevention p. 23

4.7.3.1.3 Resolution p. 23

4.7.3.2 Coordination among Cell Outage Compensation, Capacity and Coverage Optimization, and Energy Saving Management p. 23

4.7.3.2.1 Description p. 23

4.7.3.2.2 Prevention p. 24

4.7.3.2.3 Resolution p. 24

4.7.3.3 Coordination between Cell Outage Compensation and Automatic Neighbour Relation p. 24

4.7.3.3.1 Description p. 24

4.7.3.3.2 Prevention p. 25

4.7.3.3.3 Resolution p. 25

4.7.3.4 Coordination between HandOver parameter Optimization and Load Balancing Optimization p. 25

4.7.3.4.1 Description p. 25

4.7.3.4.2 Prevention p. 25

4.7.3.4.3 Resolution p. 25

4.7.4 General SON coordination solutions p. 25

4.7.4.1 Overview p. 25

4.7.4.2 Conflict prevention p. 26

4.7.4.3 Conflict resolution p. 27

4.8 SON for AAS management p. 28

4.8.1 Objective and targets p. 28

4.8.2 Parameters to be optimized p. 28

4.8.3 Optimization method p. 28

4.8.3.1 Problem detection p. 28

4.8.3.2 Problem solution p. 28

4.8.4 Architecture p. 28

4.8.4.1 Definition of logical functions p. 28

4.8.4.2 Location of logical functions p. 29

4.8.5 PM p. 29