Content for TR 22.989 Word version: 19.2.0
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. 222
11 Business support applications related use cases p. 222
11.1 Charging and Billing information related use cases p. 222
11.1.1 Introduction p. 222
11.1.2 Use case: Obtaining charging and billing information p. 223
11.1.2.1 Description p. 223
11.1.2.2 Pre-conditions p. 223
11.1.2.3 Service flows p. 223
11.1.2.4 Post-conditions p. 223
11.1.2.5 Potential requirements and gap analysis p. 223
12 FRMCS System principles related use cases p. 223
12.1 FRMCS System principles overview p. 223
12.2 Area Broadcast Group Communication interworking between GSM-R and FRMCS Users p. 224
12.2.1 Description p. 224
12.2.2 Pre-condition p. 224
12.2.3 Service flow p. 225
12.2.4 Post-condition p. 225
12.2.5 Potential requirements p. 225
12.3 Location Service interworking between GSM-R and FRMCS Users p. 225
12.3.1 Description p. 225
12.3.2 Pre-condition p. 225
12.3.3 Service flow p. 226
12.3.4 Post-condition p. 226
12.3.5 Potential requirements p. 226
12.4 Presence interworking between GSM-R and FRMCS Users p. 226
12.4.1 Description p. 226
12.4.2 Pre-condition p. 226
12.4.3 Service flow p. 226
12.4.4 Post-condition p. 226
12.4.5 Potential requirements p. 226
12.5 Point to Point communication between GSM-R and FRMCS Users p. 227
12.5.1 Description p. 227
12.5.2 Pre-condition p. 227
12.5.3 Service flow p. 227
12.5.4 Post-condition p. 227
12.5.5 Potential requirements p. 227
12.6 Interworking with legacy systems including LMR p. 227
12.6.1 Description p. 227
12.6.2 Pre-conditions p. 227
12.6.3 Service flows p. 228
12.6.4 Post-conditions p. 228
12.6.5 Potential requirements and gap analysis p. 228
12.7 Use case: Builds stable positioning framework for FRMCS services and devices including trainborne and handheld devices p. 228
12.7.1 Description p. 228
12.7.2 Pre-conditions p. 229
12.7.3 Service flows p. 229
12.7.4 Post-conditions p. 229
12.7.5 Potential requirements and gap analysis p. 229
12.8 Interworking between GSM-R and FRMCS p. 229
12.8.1 Introduction p. 229
12.8.2 Circuit Switched interworking between GSM-R and FRMCS p. 230
12.8.2.1 Description p. 230
12.8.2.2 Pre-conditions p. 230
12.8.2.3 Service flows p. 230
12.8.2.4 Post-conditions p. 230
12.8.2.5 Potential requirements and gap analysis p. 231
12.8.3 Packet Switched interworking between GSM-R and FRMCS p. 231
12.8.3.1 Description p. 231
12.8.3.2 Pre-conditions p. 231
12.8.3.3 Service flows p. 231
12.8.3.4 Post-conditions p. 231
12.8.3.5 Potential requirements and gap analysis p. 232
12.8.4 SMS/SDS interworking between GSM-R and FRMCS p. 232
12.8.4.1 Description p. 232
12.8.4.2 Pre-conditions p. 232
12.8.4.3 Service Flows p. 232
12.8.4.4 Post-conditions p. 232
12.8.4.5 Potential requirements and gap analysis p. 232
12.9 Use case: Bearer flexibility p. 232
12.9.1 Description p. 232
12.9.2 Pre-conditions p. 233
12.9.3 Service flows p. 233
12.9.4 Post-conditions p. 234
12.9.5 Potential requirements and gap analysis p. 236
12.10 Use Case: QoS in a railway environment p. 237
12.10.1 Introduction p. 237
12.10.2 Use case: Allocation of resources meeting the QoS and priority level p. 238
12.10.2.1 Description p. 238
12.10.2.2 Pre-conditions p. 239
12.10.2.3 Service flows p. 239
12.10.2.4 Post-conditions p. 241
12.10.2.5 Potential requirements and gap analysis p. 242
12.10.3 Use case: service interworking and service continuation with GSM-R |R19| p. 247
12.10.3.1 Description p. 247
12.10.3.2 Pre-conditions p. 247
12.10.3.3 Service flows p. 247
12.10.3.4 Post-conditions p. 248
12.10.3.5 Potential requirements and gap analysis p. 248
12.11 Use case: Provide broadband and mission critical services with seamless connectivity p. 248
12.11.1 Description p. 248
12.11.2 Pre-conditions p. 248
12.11.3 Service flows p. 248
12.11.4 Post-conditions p. 249
12.11.5 Potential requirements and gap analysis p. 249
12.12 Use case: Offer railway services high-quality control functions with real-time train status monitoring p. 249
12.12.1 Description p. 249
12.12.2 Pre-conditions p. 249
12.12.3 Service flows p. 249
12.12.4 Post-conditions p. 250
12.12.5 Potential requirements and gap analysis p. 250
12.13 Use case: Provide call priority during interworking with LMR p. 250
12.13.1 Description p. 250
12.13.2 Pre-conditions p. 251
12.13.3 Service flows p. 251
12.13.4 Post-conditions p. 251
12.13.5 Potential requirements and gap analysis p. 252
12.14 Use Case: FRMCS Positioning Accuracy p. 252
12.14.1 Introduction p. 252
12.14.2 Use case: FRMCS Positioning Accuracy p. 253
12.14.2.1 Description p. 253
12.14.2.2 Pre-conditions p. 254
12.14.2.3 Service flows p. 254
12.14.2.4 Post-conditions p. 254
12.14.2.5 Potential requirements and gap analysis p. 255
12.15 Use Case: FRMCS System security framework p. 255
12.15.1 Introduction p. 255
12.15.2 Use case: FRMCS System security framework p. 255
12.15.2.1 Description p. 255
12.15.2.2 Pre-conditions p. 256
12.15.2.3 Service flows p. 256
12.15.2.4 Post-conditions p. 256
12.15.2.5 Potential requirements and gap analysis p. 257
12.16 Use Case: Interworking to external networks p. 258
12.16.1 Introduction p. 258
12.16.2.2 Pre-conditions p. 259
12.16.2.3 Service flows p. 259
12.16.2.4 Post-conditions p. 260
12.16.2.5 Potential requirements and gap analysis p. 261
12.17 Use Case: FRMCS On-network/Off-network communication p. 262
12.17.1 Introduction p. 262
12.17.2 Use case: On-network/Off-network communication p. 263
12.17.2.1 Description p. 263
12.17.2.2 Pre-conditions p. 265
12.17.2.3 Service flows p. 265
12.17.2.4 Post-conditions p. 266
12.17.2.5 Potential requirements and gap analysis p. 267
12.18 Call restriction service p. 268
12.18.1 Description p. 268
12.18.2 Pre-conditions p. 268
12.18.3 Service Flows p. 268
12.18.4 Post-conditions p. 268
12.18.5 Potential requirements and gap analysis p. 268
12.19 Allocation and isolation of FRMCS communication resources p. 268
12.19.1 Introduction p. 268
12.19.2 Use case: Isolation of FRMCS communication resources p. 269
12.19.2.1 Description p. 269
12.19.2.2 Pre-conditions p. 269
12.19.2.3 Service flows p. 269
12.19.2.4 Post-conditions p. 269
12.19.2.5 Potential requirements and gap analysis p. 270
12.20 FRMCS Equipment capabilities for multiple FRMCS Users p. 270
12.20.1 Introduction p. 270
12.20.2 Description p. 271
12.20.3 Pre-conditions p. 271
12.20.4 Service flows p. 271
12.20.5 Post-conditions p. 271
12.20.6 Potential requirements and gap analysis p. 271
12.21 FRMCS System/FRMCS User roaming capabilities p. 271
12.21.1 Introduction p. 271
12.21.2 Use case: FRMCS User is relocating towards a Visited (FRMCS) Network p. 272
12.21.2.1 Description p. 272
12.21.2.2 Pre-conditions p. 272
12.21.2.3 Service flows p. 272
12.21.2.4 Post-conditions p. 272
12.21.2.5 Potential requirements and gap analysis p. 273
12.21.3 Use case: Functional Identities in FRMCS Roaming situations p. 273
12.21.3.1 Description p. 273
12.21.3.2 Pre-conditions p. 274
12.21.3.3 Service flows p. 274
12.21.3.4 Post-conditions p. 274
12.21.3.5 Potential requirements and gap analysis p. 275
12.22 Use case: Availability - increasing measures p. 275
12.22.1 Description p. 275
12.22.2 Pre-conditions p. 276
12.22.3 Service flows p. 276
12.22.4 Post-conditions p. 276
12.22.5 Potential requirements and gap analysis p. 276
12.23 Use case: Flexible use of available contiguous spectrum blocks(s) and related bandwidth(s) p. 276
12.23.1 Introduction p. 276
12.23.2 Description p. 277
12.23.3 Pre-conditions p. 277
12.23.4 Service flows p. 277
12.23.5 Post-conditions p. 277
12.23.6 Potential requirements and gap analysis p. 277
13 Potential New Requirements p. 277
14 Conclusion and Recommendations p. 277
A Examples of Role management p. 278
B Minimum functional and performance requirements for FRMCS from a perspective of Korea LTE-based railway services p. 280
C Applicability to On-network/Off-network communication p. 284
$ Change history p. 289
