Content for TR 22.989 Word version: 20.1.0
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. 235
11 Business support applications related use cases p. 235
11.1 Charging and Billing information related use cases p. 235
11.1.1 Introduction p. 235
11.1.2 Use case: Obtaining charging and billing information p. 236
11.1.2.1 Description p. 236
11.1.2.2 Pre-conditions p. 236
11.1.2.3 Service flows p. 236
11.1.2.4 Post-conditions p. 236
11.1.2.5 Potential requirements and gap analysis p. 236
12 FRMCS System principles related use cases p. 236
12.1 FRMCS System principles overview p. 236
12.2 Area Broadcast Group Communication interworking between GSM-R and FRMCS Users p. 237
12.2.1 Description p. 237
12.2.2 Pre-condition p. 237
12.2.3 Service flow p. 238
12.2.4 Post-condition p. 238
12.2.5 Potential requirements p. 238
12.3 Location Service interworking between GSM-R and FRMCS Users p. 238
12.3.1 Description p. 238
12.3.2 Pre-condition p. 238
12.3.3 Service flow p. 239
12.3.4 Post-condition p. 239
12.3.5 Potential requirements p. 239
12.4 Presence interworking between GSM-R and FRMCS Users p. 239
12.4.1 Description p. 239
12.4.2 Pre-condition p. 239
12.4.3 Service flow p. 239
12.4.4 Post-condition p. 239
12.4.5 Potential requirements p. 239
12.5 Point to Point communication between GSM-R and FRMCS Users p. 240
12.5.1 Description p. 240
12.5.2 Pre-condition p. 240
12.5.3 Service flow p. 240
12.5.4 Post-condition p. 240
12.5.5 Potential requirements p. 240
12.6 Interworking with legacy systems including LMR p. 240
12.6.1 Description p. 240
12.6.2 Pre-conditions p. 240
12.6.3 Service flows p. 241
12.6.4 Post-conditions p. 241
12.6.5 Potential requirements and gap analysis p. 241
12.7 Use case: Builds stable positioning framework for FRMCS services and devices including trainborne and handheld devices p. 241
12.7.1 Description p. 241
12.7.2 Pre-conditions p. 242
12.7.3 Service flows p. 242
12.7.4 Post-conditions p. 242
12.7.5 Potential requirements and gap analysis p. 242
12.8 Interworking between GSM-R and FRMCS p. 242
12.8.1 Introduction p. 242
12.8.2 Circuit Switched interworking between GSM-R and FRMCS p. 243
12.8.2.1 Description p. 243
12.8.2.2 Pre-conditions p. 243
12.8.2.3 Service flows p. 243
12.8.2.4 Post-conditions p. 243
12.8.2.5 Potential requirements and gap analysis p. 244
12.8.3 Packet Switched interworking between GSM-R and FRMCS p. 244
12.8.3.1 Description p. 244
12.8.3.2 Pre-conditions p. 244
12.8.3.3 Service flows p. 244
12.8.3.4 Post-conditions p. 244
12.8.3.5 Potential requirements and gap analysis p. 245
12.8.4 SMS/SDS interworking between GSM-R and FRMCS p. 245
12.8.4.1 Description p. 245
12.8.4.2 Pre-conditions p. 245
12.8.4.3 Service Flows p. 245
12.8.4.4 Post-conditions p. 245
12.8.4.5 Potential requirements and gap analysis p. 245
12.9 Use case: Bearer flexibility p. 245
12.9.1 Description p. 245
12.9.2 Pre-conditions p. 246
12.9.3 Service flows p. 246
12.9.4 Post-conditions p. 247
12.9.5 Potential requirements and gap analysis p. 249
12.10 Use Case: QoS in a railway environment p. 250
12.10.1 Introduction p. 250
12.10.2 Use case: Allocation of resources meeting the QoS and priority level p. 251
12.10.2.1 Description p. 251
12.10.2.2 Pre-conditions p. 252
12.10.2.3 Service flows p. 252
12.10.2.4 Post-conditions p. 254
12.10.2.5 Potential requirements and gap analysis p. 255
12.10.3 Use case: service interworking and service continuation with GSM-R p. 260
12.10.3.1 Description p. 260
12.10.3.2 Pre-conditions p. 260
12.10.3.3 Service flows p. 260
12.10.3.4 Post-conditions p. 261
12.10.3.5 Potential requirements and gap analysis p. 261
12.11 Use case: Provide broadband and mission critical services with seamless connectivity p. 261
12.11.1 Description p. 261
12.11.2 Pre-conditions p. 261
12.11.3 Service flows p. 261
12.11.4 Post-conditions p. 262
12.11.5 Potential requirements and gap analysis p. 262
12.12 Use case: Offer railway services high-quality control functions with real-time train status monitoring p. 262
12.12.1 Description p. 262
12.12.2 Pre-conditions p. 262
12.12.3 Service flows p. 262
12.12.4 Post-conditions p. 263
12.12.5 Potential requirements and gap analysis p. 263
12.13 Use case: Provide call priority during interworking with LMR p. 263
12.13.1 Description p. 263
12.13.2 Pre-conditions p. 264
12.13.3 Service flows p. 264
12.13.4 Post-conditions p. 264
12.13.5 Potential requirements and gap analysis p. 265
12.14 Use Case: FRMCS Positioning Accuracy p. 265
12.14.1 Introduction p. 265
12.14.2 Use case: FRMCS Positioning Accuracy p. 266
12.14.2.1 Description p. 266
12.14.2.2 Pre-conditions p. 267
12.14.2.3 Service flows p. 267
12.14.2.4 Post-conditions p. 267
12.14.2.5 Potential requirements and gap analysis p. 268
12.15 Use Case: FRMCS System security framework p. 268
12.15.1 Introduction p. 268
12.15.2 Use case: FRMCS System security framework p. 268
12.15.2.1 Description p. 268
12.15.2.2 Pre-conditions p. 269
12.15.2.3 Service flows p. 269
12.15.2.4 Post-conditions p. 269
12.15.2.5 Potential requirements and gap analysis p. 270
12.16 Use Case: Interworking to external networks p. 271
12.16.1 Introduction p. 271
12.16.2.2 Pre-conditions p. 272
12.16.2.3 Service flows p. 272
12.16.2.4 Post-conditions p. 273
12.16.2.5 Potential requirements and gap analysis p. 274
12.17 Use Case: FRMCS On-network/Off-network communication p. 275
12.17.1 Introduction p. 275
12.17.2 Use case: On-network/Off-network communication p. 276
12.17.2.1 Description p. 276
12.17.2.2 Pre-conditions p. 278
12.17.2.3 Service flows p. 278
12.17.2.4 Post-conditions p. 279
12.17.2.5 Potential requirements and gap analysis p. 280
12.18 Call restriction service p. 281
12.18.1 Description p. 281
12.18.2 Pre-conditions p. 281
12.18.3 Service Flows p. 281
12.18.4 Post-conditions p. 281
12.18.5 Potential requirements and gap analysis p. 281
12.19 Allocation and isolation of FRMCS communication resources p. 281
12.19.1 Introduction p. 281
12.19.2 Use case: Isolation of FRMCS communication resources p. 282
12.19.2.1 Description p. 282
12.19.2.2 Pre-conditions p. 282
12.19.2.3 Service flows p. 282
12.19.2.4 Post-conditions p. 282
12.19.2.5 Potential requirements and gap analysis p. 283
12.20 FRMCS Equipment capabilities for multiple FRMCS Users p. 283
12.20.1 Introduction p. 283
12.20.2 Description p. 284
12.20.3 Pre-conditions p. 284
12.20.4 Service flows p. 284
12.20.5 Post-conditions p. 284
12.20.6 Potential requirements and gap analysis p. 284
12.21 FRMCS System/FRMCS User roaming capabilities p. 284
12.21.1 Introduction p. 284
12.21.2 Use case: FRMCS User is relocating towards a Visited (FRMCS) Network p. 285
12.21.2.1 Description p. 285
12.21.2.2 Pre-conditions p. 285
12.21.2.3 Service flows p. 285
12.21.2.4 Post-conditions p. 285
12.21.2.5 Potential requirements and gap analysis p. 286
12.21.3 Use case: Functional Identities in FRMCS Roaming situations p. 286
12.21.3.1 Description p. 286
12.21.3.2 Pre-conditions p. 287
12.21.3.3 Service flows p. 287
12.21.3.4 Post-conditions p. 287
12.21.3.5 Potential requirements and gap analysis p. 288
12.22 Use case: Availability - increasing measures p. 288
12.22.1 Description p. 288
12.22.2 Pre-conditions p. 289
12.22.3 Service flows p. 289
12.22.4 Post-conditions p. 289
12.22.5 Potential requirements and gap analysis p. 289
12.23 Use case: Flexible use of available contiguous spectrum blocks(s) and related bandwidth(s) p. 289
12.23.1 Introduction p. 289
12.23.2 Description p. 290
12.23.3 Pre-conditions p. 290
12.23.4 Service flows p. 290
12.23.5 Post-conditions p. 290
12.23.6 Potential requirements and gap analysis p. 290
13 Potential New Requirements p. 290
14 Conclusion and Recommendations p. 290
A Examples of Role management p. 291
B Minimum functional and performance requirements for FRMCS from a perspective of Korea LTE-based railway services p. 293
C Applicability to On-network/Off-network communication p. 297
$ Change history p. 302
