Content for TR 22.889 Word version: 17.4.0
6 Critical communication applications related use cases
6.1 Introduction
6.2 Multi-train voice communication for Drivers and Ground FRMCS User(s)
6.3 On-train outgoing voice communication from the Driver towards the Controller(s) of the train
6.4 Railway emergency communication
6.5 Use case: Automatic Train Protection (ATP) support by the FRMCS System
6.6 Trackside Maintenance Warning System communication related use cases
6.7 Pushed Real Time Video streaming
6.8 Public emergency call related use cases
6.9 Data communication for possession management related use cases
6.10 Recording of communication
6.11 Remote control of engines communication related use cases
6.12 Automatic Train Operation data communication
6.13 Monitoring and control of critical infrastructure related use cases
6.14 Use case: Data transmission in real time
6.15 On-train incoming voice or video communication from the Controller(s) of the train towards the drivers
6.16 Use cases on data communication for Train Operation System Communication
6.17 On-train safety device to ground communication
6.18 Train Integrity monitoring data communication
6.19 Use case: Broadcast of public emergency warning information
6.20 Safety related critical advisory messaging
6.21 Automatic Train Protection data communication
6.22 Voice communication transfer related use cases
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6 Critical communication applications related use cases p. 27
6.1 Introduction p. 27
6.2 Multi-train voice communication for Drivers and Ground FRMCS User(s) p. 27
6.2.1 Introduction p. 27
6.2.2 Use case: Initiation of Multi-train voice communication for Drivers and Ground FRMCS User(s) communication p. 27
6.2.2.1 Description p. 27
6.2.2.2 Pre-conditions p. 27
6.2.2.3 Service flows p. 28
6.2.2.4 Post-conditions p. 28
6.2.2.5 Potential requirements and gap analysis p. 29
6.2.3 Use case: Termination of Multi-train voice communication for Drivers and Ground FRMCS User(s) communication p. 30
6.2.3.1 Description p. 30
6.2.3.2 Pre-conditions p. 30
6.2.3.3 Service flows p. 30
6.2.3.4 Post-conditions p. 31
6.2.3.5 Potential requirements and gap analysis p. 32
6.2.4 Use case: Service Interworking and service continuation between GSM-R and FRMCS for Multi-train voice communication for Drivers and Ground FRMCS User(s) communication p. 33
6.2.4.1 Description p. 33
6.2.4.2 Pre-conditions p. 33
6.2.4.3 Service flows p. 33
6.2.4.4 Post-conditions p. 34
6.2.4.5 Potential requirements and gap analysis p. 35
6.3 On-train outgoing voice communication from the Driver towards the Controller(s) of the train p. 36
6.3.1 Introduction p. 36
6.3.2 Use case: Initiation of Driver to Controller(s) voice communication p. 36
6.3.2.1 Description p. 36
6.3.2.2 Pre-conditions p. 36
6.3.2.3 Service flows p. 36
6.3.2.4 Post-conditions p. 37
6.3.2.5 Potential requirements and gap analysis p. 38
6.3.3 Use case: Termination of Driver to Controller(s) voice communication p. 39
6.3.3.1 Description p. 39
6.3.3.2 Pre-conditions p. 40
6.3.3.3 Service flows p. 40
6.3.3.4 Post-conditions p. 40
6.3.3.5 Potential requirements and gap analysis p. 41
6.3.4 Use case: Service Interworking and service continuation between GSM-R and FRMCS of Driver to Controller(s) voice communication p. 41
6.3.4.1 Description p. 41
6.3.4.2 Pre-conditions p. 42
6.3.4.3 Service flows p. 42
6.3.4.4 Post-conditions p. 42
6.3.4.5 Potential requirements and gap analysis p. 43
6.4 Railway emergency communication p. 44
6.4.1 Introduction p. 44
6.4.2 General overview p. 44
6.4.3 Use case: Initiation of the railway emergency alert p. 46
6.4.3.1 Description p. 46
6.4.3.2 Pre-conditions p. 46
6.4.3.3 Service flows p. 46
6.4.3.4 Post-conditions p. 47
6.4.3.5 Potential requirements and gap analysis p. 48
6.4.4 Use case: New entry to the railway emergency alert p. 49
6.4.4.1 Description p. 49
6.4.4.2 Pre-conditions p. 49
6.4.4.3 Service flows p. 49
6.4.4.4 Post-conditions p. 50
6.4.4.5 Potential requirements and gap analysis p. 51
6.4.5 Use case: Changing of the railway emergency alert p. 51
6.4.5.1 Description p. 51
6.4.5.2 Pre-conditions p. 52
6.4.5.3 Service flows p. 52
6.4.5.4 Post-conditions p. 52
6.4.5.5 Potential requirements and gap analysis p. 53
6.4.6 Use case: Leaving of the railway emergency alert p. 54
6.4.6.1 Description p. 54
6.4.6.2 Pre-conditions p. 54
6.4.6.3 Service flows p. 54
6.4.6.4 Post-conditions p. 54
6.4.6.5 Potential requirements and gap analysis p. 55
6.4.7 Use case: Termination of the railway emergency alert p. 55
6.4.7.1 Description p. 55
6.4.7.2 Pre-conditions p. 55
6.4.7.3 Service flows p. 55
6.4.7.4 Post-conditions p. 56
6.4.7.5 Potential requirements and gap analysis p. 56
6.4.8 Use case: Initiation of railway emergency voice communication p. 56
6.4.8.1 Description p. 56
6.4.8.2 Pre-conditions p. 56
6.4.8.3 Service flows p. 56
6.4.8.4 Post-conditions p. 57
6.4.8.5 Potential requirements and gap analysis p. 58
6.4.9 Use case: Termination of railway emergency voice communication p. 59
6.4.9.1 Description p. 59
6.4.9.2 Pre-conditions p. 59
6.4.9.3 Service flows p. 59
6.4.9.4 Post-conditions p. 59
6.4.9.5 Potential requirements and gap analysis p. 60
6.4.10 Use case: Initiation of Data communication during railway emergency alert p. 60
6.4.10.1 Description p. 60
6.4.10.2 Pre-conditions p. 60
6.4.10.3 Service flows p. 60
6.4.10.4 Post-conditions p. 61
6.4.10.5 Potential requirements and gap analysis p. 61
6.4.9.10 Potential requirements and gap analysis p. 62
6.4.11 Use case: Service interworking and service continuation with GSM-R p. 62
6.4.11.1 Description p. 62
6.4.11.2 Pre-conditions p. 62
6.4.11.3 Service flows p. 63
6.4.11.4 Post-conditions p. 64
6.4.11.5 Potential requirements and gap analysis p. 65
6.4.12 Use case: Interface to train borne recorder p. 67
6.5 Use case: Automatic Train Protection (ATP) support by the FRMCS System p. 68
6.5.1 Description p. 68
6.5.2 Pre-conditions p. 68
6.5.3 Service flows p. 68
6.5.4 Post-conditions p. 68
6.5.5 Potential requirements and gap analysis p. 69
6.6 Trackside Maintenance Warning System communication related use cases p. 69
6.6.1 Introduction p. 69
6.6.2 Use case: Initiation of a trackside maintenance warning system communication p. 69
6.6.2.1 Description p. 69
6.6.2.2 Pre-conditions p. 70
6.6.2.3 Service flows p. 70
6.6.2.4 Post-conditions p. 70
6.6.2.5 Potential requirements and gap analysis p. 70
6.6.3 Use case: Termination of a trackside maintenance warning system communication p. 70
6.6.3.1 Description p. 70
6.6.3.2 Pre-conditions p. 70
6.6.3.3 Service flows p. 71
6.6.3.4 Post-conditions p. 71
6.6.3.5 Potential requirements and gap analysis p. 71
6.7 Pushed Real Time Video streaming p. 71
6.7.1 Introduction p. 71
6.7.2 Description p. 71
6.7.3 Use case: Initiation of a real time video streaming p. 71
6.7.3.1 Description p. 71
6.7.3.2 Pre-conditions p. 71
6.7.3.3 Service flows p. 72
6.7.3.4 Post-conditions p. 72
6.7.3.5 Potential requirements and gap analysis p. 73
6.7.4 Use case: Termination of a real time video communication p. 73
6.7.4.1 Description p. 73
6.7.4.2 Pre-conditions p. 73
6.7.4.3 Service flows p. 73
6.7.4.4 Post-conditions p. 73
6.7.4.5 Potential requirements and gap analysis p. 73
6.8 Public emergency call related use cases p. 73
6.8.1 Introduction p. 73
6.8.2 Use case: Initiation of a public emergency call p. 74
6.8.2.1 Description p. 74
6.8.2.2 Pre-conditions p. 74
6.8.2.3 Service flows p. 74
6.8.2.4 Post-conditions p. 74
6.8.2.5 Potential requirements and gap analysis p. 74
6.8.3 Use case: Termination of a public emergency call p. 74
6.8.3.1 Description p. 74
6.8.3.2 Pre-conditions p. 75
6.8.3.3 Service flows p. 75
6.8.3.4 Post-conditions p. 75
6.8.3.5 Potential requirements and gap analysis p. 75
6.8.4 Use case: Call back the public emergency call initiator p. 75
6.8.4.1 Description p. 75
6.8.4.2 Pre-conditions p. 75
6.8.4.3 Service flows p. 75
6.8.4.4 Post-conditions p. 76
6.8.4.5 Potential requirements and gap analysis p. 76
6.9 Data communication for possession management related use cases p. 76
6.9.1 Introduction p. 76
6.9.2 Use case: Initiation of a possession management data communication p. 76
6.9.2.1 Description p. 76
6.9.2.2 Pre-conditions p. 76
6.9.2.3 Service flows p. 76
6.9.2.4 Post-conditions p. 76
6.9.2.5 Potential requirements and gap analysis p. 77
6.10 Recording of communication p. 78
6.10.1 Introduction p. 78
6.10.2 Use case: Recording p. 78
6.11 Remote control of engines communication related use cases p. 79
6.11.1 Introduction p. 79
6.11.2 Use case: Initiation/termination of a remote control of engines communication p. 79
6.12 Automatic Train Operation data communication p. 80
6.12.1 Introduction p. 80
6.12.2 Description p. 80
6.12.3 Use case: Initiation of an Automatic Train Operation data communication p. 81
6.13 Monitoring and control of critical infrastructure related use cases p. 81
6.13.1 Introduction p. 81
6.13.2 Use case: Initiation of a Monitoring and control of critical infrastructure communication p. 82
6.13.2.1 Description p. 82
6.13.2.2 Pre-conditions p. 82
6.13.2.3 Service flows p. 82
6.13.2.4 Post-conditions p. 82
6.13.2.5 Potential requirements and gap analysis p. 83
6.13.3 Use case: Termination of a Monitoring and control of critical infrastructure communication p. 83
6.14 Use case: Data transmission in real time p. 84
6.14.1 Description p. 84
6.14.2 Pre-conditions p. 84
6.14.3 Service flows p. 84
6.14.4 Post-conditions p. 84
6.14.5 Potential requirements and gap analysis p. 85
6.15 On-train incoming voice or video communication from the Controller(s) of the train towards the drivers p. 85
6.15.1 Introduction p. 85
6.15.2 Use case: Initiation of On-train incoming voice or video communication from the Controller(s) of the train towards the drivers p. 86
6.15.2.1 Description p. 86
6.15.2.2 Pre-conditions p. 86
6.15.2.3 Service Flows p. 86
6.15.2.4 Post-conditions p. 86
6.15.2.5 Potential requirements and gap analysis p. 87
6.15.3 Use case: Termination of On-train incoming voice or video communication from the Controller(s) of the train towards the drivers p. 87
6.16 Use cases on data communication for Train Operation System Communication p. 88
6.16.1 Introduction p. 88
6.16.2 Use case: Train dispatch order data communication between controller and driver p. 88
6.16.2.1 Description p. 88
6.16.2.2 Pre-conditions p. 88
6.16.2.3 Service flows p. 88
6.16.2.4 Post-conditions p. 88
6.16.2.5 Potential requirements and gap analysis p. 88
6.16.3 Use case: LOCOTROL information transmission between leading engine and subordinate engine on a multi-headed locomotive p. 89
6.16.3.1 Description p. 89
6.16.3.2 Pre-conditions p. 89
6.16.3.3 Service flows p. 89
6.16.3.4 Post-conditions p. 89
6.16.3.5 Potential requirements and gap analysis p. 89
6.16.4 Use case: data communication for security between two approaching trains p. 89
6.17 On-train safety device to ground communication p. 90
6.17.1 Introduction p. 90
6.17.2 Use case: Initiation of safety device to ground data communication p. 90
6.18 Train Integrity monitoring data communication p. 93
6.18.1 Introduction p. 93
6.18.2 Use case: Data communication for train integrity information exchange p. 93
6.19 Use case: Broadcast of public emergency warning information p. 95
6.19.1 Introduction p. 95
6.19.2 Description p. 95
6.19.2a Pre-conditions p. 96
6.19.3 Service flows p. 96
6.19.4 Post-conditions p. 96
6.20 Safety related critical advisory messaging p. 97
6.20.1 Introduction p. 97
6.20.2 Use case: Initiation/Termination of safety device to ground data communication p. 97
6.20.2.1 Description p. 97
6.20.2.2 Pre-conditions p. 97
6.20.2.3 Service flows p. 97
6.20.2.4 Post-conditions p. 97
6.20.2.5 Potential requirements and gap analysis p. 98
6.20.3 Use case: Service interworking with GSM-R p. 98
6.21 Automatic Train Protection data communication p. 98
6.21.1 Introduction p. 98
6.21.2 Description p. 99
6.21.3 Use case: Initiation of an Automatic Train Protection data communication p. 99
6.21.3.1 Description p. 99
6.21.3.2 Pre-conditions p. 99
6.21.3.3 Service flows p. 99
6.21.3.4 Post-conditions p. 99
6.21.3.5 Potential requirements and gap analysis p. 100
6.21.4 Use case: Termination of an Automatic Train Protection data communication p. 100
6.21.4.1 Description p. 100
6.21.4.2 Pre-conditions p. 100
6.21.4.3 Service flows p. 100
6.21.4.4 Post-conditions p. 100
6.21.4.5 Potential requirements and gap analysis p. 101
6.22 Voice communication transfer related use cases p. 101
6.22.1 Introduction p. 101
6.22.2 Use case: Transfer of an incoming voice communication p. 101
6.22.2.1 Description p. 101
6.22.2.2 Pre-conditions p. 101
6.22.2.3 Service flows p. 101
6.22.2.4 Post-conditions p. 102
6.22.2.5 Potential requirements and gap analysis p. 102
6.22.3 Use case: Transfer of an ongoing voice communication p. 103
6.22.3.1 Description p. 103
6.22.3.2 Pre-conditions p. 103
6.22.3.3 Service flows p. 103
6.22.3.4 Post-conditions p. 103
6.22.3.5 Potential requirements and gap analysis p. 103
6.22.4 Use case: Service interworking with GSM-R p. 103
6.22.4.1 Description p. 103
6.22.4.2 Pre-conditions p. 103
6.22.4.3 Service flows p. 104
6.22.4.4 Post-conditions p. 104
6.22.4.5 Potential requirements and gap analysis p. 104
