Content for TR 22.989 Word version: 19.4.0
10 Performance support applications related use cases
11 Business support applications related use cases
12 FRMCS System principles related use cases
13 Potential New Requirements
14 Conclusion and Recommendations
A Examples of Role management
B Minimum functional and performance requirements for FRMCS from a perspective of Korea LTE-based railway services
C Applicability to On-network/Off-network communication
$ Change history
10 Performance support applications related use cases p. 225
11 Business support applications related use cases p. 225
11.1 Charging and Billing information related use cases p. 225
11.1.1 Introduction p. 225
11.1.2 Use case: Obtaining charging and billing information p. 226
11.1.2.1 Description p. 226
11.1.2.2 Pre-conditions p. 226
11.1.2.3 Service flows p. 226
11.1.2.4 Post-conditions p. 226
11.1.2.5 Potential requirements and gap analysis p. 226
12 FRMCS System principles related use cases p. 226
12.1 FRMCS System principles overview p. 226
12.2 Area Broadcast Group Communication interworking between GSM-R and FRMCS Users p. 227
12.2.1 Description p. 227
12.2.2 Pre-condition p. 227
12.2.3 Service flow p. 228
12.2.4 Post-condition p. 228
12.2.5 Potential requirements p. 228
12.3 Location Service interworking between GSM-R and FRMCS Users p. 228
12.3.1 Description p. 228
12.3.2 Pre-condition p. 228
12.3.3 Service flow p. 229
12.3.4 Post-condition p. 229
12.3.5 Potential requirements p. 229
12.4 Presence interworking between GSM-R and FRMCS Users p. 229
12.4.1 Description p. 229
12.4.2 Pre-condition p. 229
12.4.3 Service flow p. 229
12.4.4 Post-condition p. 229
12.4.5 Potential requirements p. 229
12.5 Point to Point communication between GSM-R and FRMCS Users p. 230
12.5.1 Description p. 230
12.5.2 Pre-condition p. 230
12.5.3 Service flow p. 230
12.5.4 Post-condition p. 230
12.5.5 Potential requirements p. 230
12.6 Interworking with legacy systems including LMR p. 230
12.6.1 Description p. 230
12.6.2 Pre-conditions p. 230
12.6.3 Service flows p. 231
12.6.4 Post-conditions p. 231
12.6.5 Potential requirements and gap analysis p. 231
12.7 Use case: Builds stable positioning framework for FRMCS services and devices including trainborne and handheld devices p. 231
12.7.1 Description p. 231
12.7.2 Pre-conditions p. 232
12.7.3 Service flows p. 232
12.7.4 Post-conditions p. 232
12.7.5 Potential requirements and gap analysis p. 232
12.8 Interworking between GSM-R and FRMCS p. 232
12.8.1 Introduction p. 232
12.8.2 Circuit Switched interworking between GSM-R and FRMCS p. 233
12.8.2.1 Description p. 233
12.8.2.2 Pre-conditions p. 233
12.8.2.3 Service flows p. 233
12.8.2.4 Post-conditions p. 233
12.8.2.5 Potential requirements and gap analysis p. 234
12.8.3 Packet Switched interworking between GSM-R and FRMCS p. 234
12.8.3.1 Description p. 234
12.8.3.2 Pre-conditions p. 234
12.8.3.3 Service flows p. 234
12.8.3.4 Post-conditions p. 234
12.8.3.5 Potential requirements and gap analysis p. 235
12.8.4 SMS/SDS interworking between GSM-R and FRMCS p. 235
12.8.4.1 Description p. 235
12.8.4.2 Pre-conditions p. 235
12.8.4.3 Service Flows p. 235
12.8.4.4 Post-conditions p. 235
12.8.4.5 Potential requirements and gap analysis p. 235
12.9 Use case: Bearer flexibility p. 235
12.9.1 Description p. 235
12.9.2 Pre-conditions p. 236
12.9.3 Service flows p. 236
12.9.4 Post-conditions p. 237
12.9.5 Potential requirements and gap analysis p. 239
12.10 Use Case: QoS in a railway environment p. 240
12.10.1 Introduction p. 240
12.10.2 Use case: Allocation of resources meeting the QoS and priority level p. 241
12.10.2.1 Description p. 241
12.10.2.2 Pre-conditions p. 242
12.10.2.3 Service flows p. 242
12.10.2.4 Post-conditions p. 244
12.10.2.5 Potential requirements and gap analysis p. 245
12.10.3 Use case: service interworking and service continuation with GSM-R p. 250
12.10.3.1 Description p. 250
12.10.3.2 Pre-conditions p. 250
12.10.3.3 Service flows p. 250
12.10.3.4 Post-conditions p. 251
12.10.3.5 Potential requirements and gap analysis p. 251
12.11 Use case: Provide broadband and mission critical services with seamless connectivity p. 251
12.11.1 Description p. 251
12.11.2 Pre-conditions p. 251
12.11.3 Service flows p. 251
12.11.4 Post-conditions p. 252
12.11.5 Potential requirements and gap analysis p. 252
12.12 Use case: Offer railway services high-quality control functions with real-time train status monitoring p. 252
12.12.1 Description p. 252
12.12.2 Pre-conditions p. 252
12.12.3 Service flows p. 252
12.12.4 Post-conditions p. 253
12.12.5 Potential requirements and gap analysis p. 253
12.13 Use case: Provide call priority during interworking with LMR p. 253
12.13.1 Description p. 253
12.13.2 Pre-conditions p. 254
12.13.3 Service flows p. 254
12.13.4 Post-conditions p. 254
12.13.5 Potential requirements and gap analysis p. 255
12.14 Use Case: FRMCS Positioning Accuracy p. 255
12.14.1 Introduction p. 255
12.14.2 Use case: FRMCS Positioning Accuracy p. 256
12.14.2.1 Description p. 256
12.14.2.2 Pre-conditions p. 257
12.14.2.3 Service flows p. 257
12.14.2.4 Post-conditions p. 257
12.14.2.5 Potential requirements and gap analysis p. 258
12.15 Use Case: FRMCS System security framework p. 258
12.15.1 Introduction p. 258
12.15.2 Use case: FRMCS System security framework p. 258
12.15.2.1 Description p. 258
12.15.2.2 Pre-conditions p. 259
12.15.2.3 Service flows p. 259
12.15.2.4 Post-conditions p. 259
12.15.2.5 Potential requirements and gap analysis p. 260
12.16 Use Case: Interworking to external networks p. 261
12.16.1 Introduction p. 261
12.16.2.2 Pre-conditions p. 262
12.16.2.3 Service flows p. 262
12.16.2.4 Post-conditions p. 263
12.16.2.5 Potential requirements and gap analysis p. 264
12.17 Use Case: FRMCS On-network/Off-network communication p. 265
12.17.1 Introduction p. 265
12.17.2 Use case: On-network/Off-network communication p. 266
12.17.2.1 Description p. 266
12.17.2.2 Pre-conditions p. 268
12.17.2.3 Service flows p. 268
12.17.2.4 Post-conditions p. 269
12.17.2.5 Potential requirements and gap analysis p. 270
12.18 Call restriction service p. 271
12.18.1 Description p. 271
12.18.2 Pre-conditions p. 271
12.18.3 Service Flows p. 271
12.18.4 Post-conditions p. 271
12.18.5 Potential requirements and gap analysis p. 271
12.19 Allocation and isolation of FRMCS communication resources p. 271
12.19.1 Introduction p. 271
12.19.2 Use case: Isolation of FRMCS communication resources p. 272
12.19.2.1 Description p. 272
12.19.2.2 Pre-conditions p. 272
12.19.2.3 Service flows p. 272
12.19.2.4 Post-conditions p. 272
12.19.2.5 Potential requirements and gap analysis p. 273
12.20 FRMCS Equipment capabilities for multiple FRMCS Users p. 273
12.20.1 Introduction p. 273
12.20.2 Description p. 274
12.20.3 Pre-conditions p. 274
12.20.4 Service flows p. 274
12.20.5 Post-conditions p. 274
12.20.6 Potential requirements and gap analysis p. 274
12.21 FRMCS System/FRMCS User roaming capabilities p. 274
12.21.1 Introduction p. 274
12.21.2 Use case: FRMCS User is relocating towards a Visited (FRMCS) Network p. 275
12.21.2.1 Description p. 275
12.21.2.2 Pre-conditions p. 275
12.21.2.3 Service flows p. 275
12.21.2.4 Post-conditions p. 275
12.21.2.5 Potential requirements and gap analysis p. 276
12.21.3 Use case: Functional Identities in FRMCS Roaming situations p. 276
12.21.3.1 Description p. 276
12.21.3.2 Pre-conditions p. 277
12.21.3.3 Service flows p. 277
12.21.3.4 Post-conditions p. 277
12.21.3.5 Potential requirements and gap analysis p. 278
12.22 Use case: Availability - increasing measures p. 278
12.22.1 Description p. 278
12.22.2 Pre-conditions p. 279
12.22.3 Service flows p. 279
12.22.4 Post-conditions p. 279
12.22.5 Potential requirements and gap analysis p. 279
12.23 Use case: Flexible use of available contiguous spectrum blocks(s) and related bandwidth(s) p. 279
12.23.1 Introduction p. 279
12.23.2 Description p. 280
12.23.3 Pre-conditions p. 280
12.23.4 Service flows p. 280
12.23.5 Post-conditions p. 280
12.23.6 Potential requirements and gap analysis p. 280
13 Potential New Requirements p. 280
14 Conclusion and Recommendations p. 280
A Examples of Role management p. 281
B Minimum functional and performance requirements for FRMCS from a perspective of Korea LTE-based railway services p. 283
C Applicability to On-network/Off-network communication p. 287
$ Change history p. 292
