Intelligent Transport Systems (ITS); Vehicular Communications; Basic Set of Applications; Part 3: Specifications of Decentralized Environmental Notification Basic Service

REN/ITS-0010020

Inteligentni transportni sistemi - Komunikacija med vozili - Osnovni nabor aplikacij - 3. del: Specifikacije osnovne storitve decentraliziranega okoljskega obveščanja

General Information

Status
Published
Publication Date
27-Nov-2014
Current Stage
12 - Completion
Due Date
02-Dec-2014
Completion Date
28-Nov-2014
Mandate

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EN 302 637-3 V1.2.2:2015
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ETSI EN 302 637-3 V1.2.2 (2014-11) - Intelligent Transport Systems (ITS); Vehicular Communications; Basic Set of Applications; Part 3: Specifications of Decentralized Environmental Notification Basic Service
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ETSI EN 302 637-3 V1.2.1 (2014-09) - Intelligent Transport Systems (ITS); Vehicular Communications; Basic Set of Applications; Part 3: Specifications of Decentralized Environmental Notification Basic Service
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ETSI EN 302 637-3 V1.2.0 (2013-08) - Intelligent Transport Systems (ITS); Vehicular Communications; Basic Set of Applications; Part 3: Specifications of Decentralized Environmental Notification Basic Service
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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Intelligent Transport Systems (ITS) - Vehicular Communications - Basic Set of Applications - Part 3: Specifications of Decentralized Environmental Notification Basic Service35.240.60Uporabniške rešitve IT v transportu in trgoviniIT applications in transport and tradeICS:Ta slovenski standard je istoveten z:EN 302 637-3 V1.2.2SIST EN 302 637-3 V1.2.2:2015en01-julij-2015SIST EN 302 637-3 V1.2.2:2015SLOVENSKI
STANDARD



SIST EN 302 637-3 V1.2.2:2015



ETSI EN 302 637-3 V1.2.2 (2014-11) Intelligent Transport Systems (ITS); Vehicular Communications; Basic Set of Applications; Part 3: Specifications of Decentralized Environmental Notification Basic Service
EUROPEAN STANDARD SIST EN 302 637-3 V1.2.2:2015



ETSI ETSI EN 302 637-3 V1.2.2 (2014-11) 2
Reference REN/ITS-0010020 Keywords application, ITS, safety, service, transport ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00
Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - NAF 742 C Association à but non lucratif enregistrée à la Sous-Préfecture de Grasse (06) N° 7803/88
Important notice The present document can be downloaded from: http://www.etsi.org The present document may be made available in electronic versions and/or in print. The content of any electronic and/or print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat. Users of the present document should be aware that the document may be subject to revision or change of status. Information on the current status of this and other ETSI documents is available at http://portal.etsi.org/tb/status/status.asp If you find errors in the present document, please send your comment to one of the following services: http://portal.etsi.org/chaircor/ETSI_support.asp Copyright Notification No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm except as authorized by written permission of ETSI. The content of the PDF version shall not be modified without the written authorization of ETSI. The copyright and the foregoing restriction extend to reproduction in all media.
© European Telecommunications Standards Institute 2014. All rights reserved.
DECTTM, PLUGTESTSTM, UMTSTM and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association. SIST EN 302 637-3 V1.2.2:2015



ETSI ETSI EN 302 637-3 V1.2.2 (2014-11) 3 Contents Intellectual Property Rights . 7 Foreword . 7 Modal verbs terminology . 7 Introduction . 8 1 Scope . 9 2 References . 9 2.1 Normative references . 9 2.2 Informative references . 9 3 Definitions, symbols and abbreviations . 11 3.1 Definitions . 11 3.2 Symbols . 12 3.3 Abbreviations . 12 4 DEN basic service introduction . 13 4.1 Background . 13 4.2 Services provided by the DEN basic service . 14 5 DEN basic service functional description . 15 5.1 Introduction . 15 5.2 DEN basic service in the ITS architecture . 16 5.3 DEN basic service functional architecture . 16 5.4 Interfaces of the DEN basic service . 18 5.4.1 Interfaces to the ITS application layer . 18 5.4.1.1 Introduction . 18 5.4.1.2 Data passed via interface IF.DEN.1 for the request type AppDENM_trigger . 19 5.4.1.3 Data passed via interface IF.DEN.1 for the request type AppDENM_update . 20 5.4.1.4 Data passed via interface IF.DEN.1 for the request type AppDENM_termination . 21 5.4.1.5 Data passed via interface IF.DEN.2 for received DENM . 21 5.4.1.6 Methods for data exchanges between DEN basic service and ITS application layer . 22 5.4.2 Interface to the ITS networking & transport layer . 22 5.4.2.1 General requirements . 22 5.4.2.2 Interface to the GeoNetworking/BTP stack . 23 5.4.2.3 Interface to the IPv6 stack and the combined IPv6/GeoNetworking stack . 23 5.4.3 Interface to the ITS management entity . 23 5.4.4 Interface to the ITS security entity . 23 6 DENM dissemination . 24 6.1 DENM dissemination concepts . 24 6.1.1 Event identification . 24 6.1.1.1 actionID . 24 6.1.1.2 stationID update and actionID management . 24 6.1.2 Trigger, update, repetition and termination of DENM. 24 6.1.2.1 DENM trigger . 24 6.1.2.2 DENM update . 24 6.1.2.3 DENM repetition . 25 6.1.2.4 DENM termination. 25 6.1.3 Relevance area, location referencing and destination area . 26 6.1.3.1 DENM relevance area . 26 6.1.3.2 Location referencing . 26 6.1.3.3 DENM destination area . 27 6.1.4 DENM forwarding . 27 6.1.4.1 Packet centric forwarding . 27 6.1.4.2 Keep-alive forwarding . 27 6.2 DENM dissemination constraints . 28 SIST EN 302 637-3 V1.2.2:2015



ETSI ETSI EN 302 637-3 V1.2.2 (2014-11) 4 6.2.1 General confidence constraints . 28 6.2.2 General security constraints . 28 6.2.2.1 Introduction . 28 6.2.2.2 Service Specific Permissions (SSP) . 28 6.2.3 General priority constraints. 30 7 DENM format specification . 30 7.1 DENM structure . 30 7.1.1 General structure of a DENM . 30 7.1.2 ITS PDU header . 31 7.1.3 DENM management container . 31 7.1.4 DENM situation container . 32 7.1.5 DENM location container . 35 7.1.6 DENM à la carte container . 36 7.2 DENM format and decoding rules. 36 7.2.1 Common data dictionary . 36 7.2.2 DENM data presentation . 36 8 Protocol operation of the DEN basic service . 37 8.1 Introduction . 37 8.2 Originating ITS-S operation . 37 8.2.1 Protocol data setting rules . 37 8.2.1.1 General requirements . 37 8.2.1.2 actionID . 37 8.2.1.3 referenceTime . 38 8.2.1.4 termination . 38 8.2.1.5 T_O_Validity, T_RepetitionDuration and T_Repetition . 38 8.2.1.6 Originating ITS-S message table . 39 8.2.2 General protocol operation . 39 8.2.3 Exception handling . 46 8.2.3.1 General requirements . 46 8.2.3.2 DENM construction exception . 46 8.2.3.3 actionID non-existence exception . 46 8.2.3.4 Time operation exception . 46 8.3 Forwarding ITS-S operation . 46 8.3.1 Introduction. 46 8.3.2 Protocol data setting rules . 46 8.3.2.1 General requirements . 46 8.3.2.2 actionID . 47 8.3.2.3 referenceTime . 47 8.3.2.4 termination . 47 8.3.2.5 T_F_Validity and T_Forwarding . 47 8.3.2.6 Forwarding ITS-S message table . 47 8.3.2.7 DENM reconstruction . 48 8.3.3 General protocol operation . 48 8.3.4 Exception handling . 50 8.3.4.1 General requirements . 50 8.3.4.2 DENM construction exception . 50 8.4 Receiving ITS-S operation . 51 8.4.1 Protocol data setting rules . 51 8.4.1.1 General requirements . 51 8.4.1.2 actionID . 51 8.4.1.3 referenceTime . 51 8.4.1.4 termination . 51 8.4.1.5 T_R_Validity . 51 8.4.1.6 Receiving ITS-S message table . 51 8.4.2 General protocol operation . 52 8.4.3 Exception handling . 54 8.4.3.1 General requirements . 54 8.4.3.2 DENM decoding exception . 54 Annex A (normative): ASN.1 specification of DENM . 55 SIST EN 302 637-3 V1.2.2:2015



ETSI ETSI EN 302 637-3 V1.2.2 (2014-11) 5 Annex B (normative): Description for data elements and data frames. 57 B.1 header . 57 B.2 denm . 57 B.3 management . 57 B.4 situation . 57 B.5 location . 58 B.6 alacarte . 58 B.7 actionID . 58 B.8 carryingDangerousGoods . 58 B.9 closedLanes . 59 B.10 defaultValidity . 59 B.11 detectionTime . 59 B.12 energyStorageType . 59 B.13 eventHistory . 60 B.14 eventPosition . 60 B.15 eventPositionHeading . 60 B.16 eventSpeed . 61 B.17 eventType . 61 B.18 externalTemperature . 61 B.19 heightLonCarrLeft . 61 B.20 heightLonCarrRight. 61 B.21 impactReduction . 62 B.22 incidentIndication . 62 B.23 informationQuality . 62 B.24 lanePosition . 62 B.25 lightBarSirenInUse . 63 B.26 linkedCause . 63 B.27 numberOfOccupants . 63 B.28 posCentMass . 63 B.29 posFrontAx . 64 B.30 positioningSolution . 64 B.31 positionOfOccupants . 64 B.32 positionOfPillars . 64 B.33 posLonCarrLeft . 65 B.34 posLonCarrRight . 65 B.35 recommendedPath . 65 B.36 referenceDenms . 65 B.37 referenceTime . 66 SIST EN 302 637-3 V1.2.2:2015



ETSI ETSI EN 302 637-3 V1.2.2 (2014-11) 6 B.38 relevanceDistance . 66 B.39 relevanceTrafficDirection . 66 B.40 requestResponseIndication . 66 B.41 restriction . 67 B.42 roadType . 67 B.43 roadWorks . 67 B.44 speedLimit . 67 B.45 startingPointSpeedLimit . 68 B.46 stationaryCause . 68 B.47 stationarySince . 68 B.48 stationaryVehicle . 68 B.49 stationType . 68 B.50 termination . 69 B.51 traces. 69 B.52 trafficFlowRule . 69 B.53 transmissionInterval . 70 B.54 turningRadius . 70 B.55 validityDuration . 70 B.56 vehicleIdentification . 71 B.57 vehicleMass . 71 B.58 wheelBaseVehicle . 71 Annex C (informative): Bibliography . 72 History . 73
SIST EN 302 637-3 V1.2.2:2015



ETSI ETSI EN 302 637-3 V1.2.2
...

ETSI EN 302 637-3 V1.2.2 (2014-11)






EUROPEAN STANDARD
Intelligent Transport Systems (ITS);
Vehicular Communications;
Basic Set of Applications;
Part 3: Specifications of Decentralized
Environmental Notification Basic Service

---------------------- Page: 1 ----------------------
2 ETSI EN 302 637-3 V1.2.2 (2014-11)



Reference
REN/ITS-0010020
Keywords
application, ITS, safety, service, transport
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: +33 4 92 94 42 00  Fax: +33 4 93 65 47 16

Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

Important notice
The present document can be downloaded from:
http://www.etsi.org
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
http://portal.etsi.org/tb/status/status.asp
If you find errors in the present document, please send your comment to one of the following services:
http://portal.etsi.org/chaircor/ETSI_support.asp
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© European Telecommunications Standards Institute 2014.
All rights reserved.

TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.
TM
3GPP and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.
ETSI

---------------------- Page: 2 ----------------------
3 ETSI EN 302 637-3 V1.2.2 (2014-11)
Contents
Intellectual Property Rights . 7
Foreword . 7
Modal verbs terminology . 7
Introduction . 8
1 Scope . 9
2 References . 9
2.1 Normative references . 9
2.2 Informative references . 9
3 Definitions, symbols and abbreviations . 11
3.1 Definitions . 11
3.2 Symbols . 12
3.3 Abbreviations . 12
4 DEN basic service introduction . 13
4.1 Background . 13
4.2 Services provided by the DEN basic service . 14
5 DEN basic service functional description . 15
5.1 Introduction . 15
5.2 DEN basic service in the ITS architecture . 16
5.3 DEN basic service functional architecture . 16
5.4 Interfaces of the DEN basic service . 18
5.4.1 Interfaces to the ITS application layer . 18
5.4.1.1 Introduction . 18
5.4.1.2 Data passed via interface IF.DEN.1 for the request type AppDENM_trigger . 19
5.4.1.3 Data passed via interface IF.DEN.1 for the request type AppDENM_update . 20
5.4.1.4 Data passed via interface IF.DEN.1 for the request type AppDENM_termination . 21
5.4.1.5 Data passed via interface IF.DEN.2 for received DENM . 21
5.4.1.6 Methods for data exchanges between DEN basic service and ITS application layer . 22
5.4.2 Interface to the ITS networking & transport layer . 22
5.4.2.1 General requirements . 22
5.4.2.2 Interface to the GeoNetworking/BTP stack . 23
5.4.2.3 Interface to the IPv6 stack and the combined IPv6/GeoNetworking stack . 23
5.4.3 Interface to the ITS management entity . 23
5.4.4 Interface to the ITS security entity . 23
6 DENM dissemination . 24
6.1 DENM dissemination concepts . 24
6.1.1 Event identification . 24
6.1.1.1 actionID . 24
6.1.1.2 stationID update and actionID management . 24
6.1.2 Trigger, update, repetition and termination of DENM. 24
6.1.2.1 DENM trigger . 24
6.1.2.2 DENM update . 24
6.1.2.3 DENM repetition . 25
6.1.2.4 DENM termination. 25
6.1.3 Relevance area, location referencing and destination area . 26
6.1.3.1 DENM relevance area . 26
6.1.3.2 Location referencing . 26
6.1.3.3 DENM destination area . 27
6.1.4 DENM forwarding . 27
6.1.4.1 Packet centric forwarding . 27
6.1.4.2 Keep-alive forwarding . 27
6.2 DENM dissemination constraints . 28
ETSI

---------------------- Page: 3 ----------------------
4 ETSI EN 302 637-3 V1.2.2 (2014-11)
6.2.1 General confidence constraints . 28
6.2.2 General security constraints . 28
6.2.2.1 Introduction . 28
6.2.2.2 Service Specific Permissions (SSP) . 28
6.2.3 General priority constraints. 30
7 DENM format specification . 30
7.1 DENM structure . 30
7.1.1 General structure of a DENM . 30
7.1.2 ITS PDU header . 31
7.1.3 DENM management container . 31
7.1.4 DENM situation container . 32
7.1.5 DENM location container . 35
7.1.6 DENM à la carte container . 36
7.2 DENM format and decoding rules. 36
7.2.1 Common data dictionary . 36
7.2.2 DENM data presentation . 36
8 Protocol operation of the DEN basic service . 37
8.1 Introduction . 37
8.2 Originating ITS-S operation . 37
8.2.1 Protocol data setting rules . 37
8.2.1.1 General requirements . 37
8.2.1.2 actionID . 37
8.2.1.3 referenceTime . 38
8.2.1.4 termination . 38
8.2.1.5 T_O_Validity, T_RepetitionDuration and T_Repetition . 38
8.2.1.6 Originating ITS-S message table . 39
8.2.2 General protocol operation . 39
8.2.3 Exception handling . 46
8.2.3.1 General requirements . 46
8.2.3.2 DENM construction exception . 46
8.2.3.3 actionID non-existence exception . 46
8.2.3.4 Time operation exception . 46
8.3 Forwarding ITS-S operation . 46
8.3.1 Introduction. 46
8.3.2 Protocol data setting rules . 46
8.3.2.1 General requirements . 46
8.3.2.2 actionID . 47
8.3.2.3 referenceTime . 47
8.3.2.4 termination . 47
8.3.2.5 T_F_Validity and T_Forwarding . 47
8.3.2.6 Forwarding ITS-S message table . 47
8.3.2.7 DENM reconstruction . 48
8.3.3 General protocol operation . 48
8.3.4 Exception handling . 50
8.3.4.1 General requirements . 50
8.3.4.2 DENM construction exception . 50
8.4 Receiving ITS-S operation . 51
8.4.1 Protocol data setting rules . 51
8.4.1.1 General requirements . 51
8.4.1.2 actionID . 51
8.4.1.3 referenceTime . 51
8.4.1.4 termination . 51
8.4.1.5 T_R_Validity . 51
8.4.1.6 Receiving ITS-S message table . 51
8.4.2 General protocol operation . 52
8.4.3 Exception handling . 54
8.4.3.1 General requirements . 54
8.4.3.2 DENM decoding exception . 54
Annex A (normative): ASN.1 specification of DENM . 55
ETSI

---------------------- Page: 4 ----------------------
5 ETSI EN 302 637-3 V1.2.2 (2014-11)
Annex B (normative): Description for data elements and data frames. 57
B.1 header . 57
B.2 denm . 57
B.3 management . 57
B.4 situation . 57
B.5 location . 58
B.6 alacarte . 58
B.7 actionID . 58
B.8 carryingDangerousGoods . 58
B.9 closedLanes . 59
B.10 defaultValidity . 59
B.11 detectionTime . 59
B.12 energyStorageType . 59
B.13 eventHistory . 60
B.14 eventPosition . 60
B.15 eventPositionHeading . 60
B.16 eventSpeed . 61
B.17 eventType . 61
B.18 externalTemperature . 61
B.19 heightLonCarrLeft . 61
B.20 heightLonCarrRight. 61
B.21 impactReduction . 62
B.22 incidentIndication . 62
B.23 informationQuality . 62
B.24 lanePosition . 62
B.25 lightBarSirenInUse . 63
B.26 linkedCause . 63
B.27 numberOfOccupants . 63
B.28 posCentMass . 63
B.29 posFrontAx . 64
B.30 positioningSolution . 64
B.31 positionOfOccupants . 64
B.32 positionOfPillars . 64
B.33 posLonCarrLeft . 65
B.34 posLonCarrRight . 65
B.35 recommendedPath . 65
B.36 referenceDenms . 65
B.37 referenceTime . 66
ETSI

---------------------- Page: 5 ----------------------
6 ETSI EN 302 637-3 V1.2.2 (2014-11)
B.38 relevanceDistance . 66
B.39 relevanceTrafficDirection . 66
B.40 requestResponseIndication . 66
B.41 restriction . 67
B.42 roadType . 67
B.43 roadWorks . 67
B.44 speedLimit . 67
B.45 startingPointSpeedLimit . 68
B.46 stationaryCause . 68
B.47 stationarySince . 68
B.48 stationaryVehicle . 68
B.49 stationType . 68
B.50 termination . 69
B.51 traces. 69
B.52 trafficFlowRule . 69
B.53 transmissionInterval . 70
B.54 turningRadius . 70
B.55 validityDuration . 70
B.56 vehicleIdentification . 71
B.57 vehicleMass . 71
B.58 wheelBaseVehicle . 71
Annex C (informative): Bibliography . 72
History . 73

ETSI

---------------------- Page: 6 ----------------------
7 ETSI EN 302 637-3 V1.2.2 (2014-11)
Intellectual Property Rights
IPRs essential or potentially essential to the present document may have been declared to ETSI. The information
pe
...

Final draft ETSI EN 302 637-3 V1.2.1 (2014-09)






EUROPEAN STANDARD
Intelligent Transport Systems (ITS);
Vehicular Communications;
Basic Set of Applications;
Part 3: Specifications of Decentralized
Environmental Notification Basic Service

---------------------- Page: 1 ----------------------
2 Final draft ETSI EN 302 637-3 V1.2.1 (2014-09)



Reference
REN/ITS-0010020
Keywords
application, ITS, safety, service, transport
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: +33 4 92 94 42 00  Fax: +33 4 93 65 47 16

Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

Important notice
The present document can be downloaded from:
http://www.etsi.org
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
http://portal.etsi.org/tb/status/status.asp
If you find errors in the present document, please send your comment to one of the following services:
http://portal.etsi.org/chaircor/ETSI_support.asp
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© European Telecommunications Standards Institute 2014.
All rights reserved.

TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.
TM
3GPP and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.
ETSI

---------------------- Page: 2 ----------------------
3 Final draft ETSI EN 302 637-3 V1.2.1 (2014-09)
Contents
Intellectual Property Rights . 7
Foreword . 7
Modal verbs terminology . 7
Introduction . 8
1 Scope . 9
2 References . 9
2.1 Normative references . 9
2.2 Informative references . 9
3 Definitions, symbols and abbreviations . 11
3.1 Definitions . 11
3.2 Symbols . 12
3.3 Abbreviations . 12
4 DEN basic service introduction . 13
4.1 Background . 13
4.2 Services provided by the DEN basic service . 14
5 DEN basic service functional description . 15
5.1 Introduction . 15
5.2 DEN basic service in the ITS architecture . 16
5.3 DEN basic service functional architecture . 16
5.4 Interfaces of the DEN basic service . 18
5.4.1 Interfaces to the ITS application layer . 18
5.4.1.1 Introduction . 18
5.4.1.2 Data passed via interface IF.DEN.1 for the request type AppDENM_trigger . 19
5.4.1.3 Data passed via interface IF.DEN.1 for the request type AppDENM_update . 20
5.4.1.4 Data passed via interface IF.DEN.1 for the request type AppDENM_termination . 21
5.4.1.5 Data passed via interface IF.DEN.2 for received DENM . 21
5.4.1.6 Methods for data exchanges between DEN basic service and ITS application layer . 22
5.4.2 Interface to the ITS networking & transport layer . 22
5.4.2.1 General requirements . 22
5.4.2.2 Interface to the GeoNetworking/BTP stack . 23
5.4.2.3 Interface to the IPv6 stack and the combined IPv6/GeoNetworking stack . 23
5.4.3 Interface to the ITS management entity . 23
5.4.4 Interface to the ITS security entity . 23
6 DENM dissemination . 24
6.1 DENM dissemination concepts . 24
6.1.1 Event identification . 24
6.1.1.1 actionID . 24
6.1.1.2 stationID update and actionID management . 24
6.1.2 Trigger, update, repetition and termination of DENM. 24
6.1.2.1 DENM trigger . 24
6.1.2.2 DENM update . 24
6.1.2.3 DENM repetition . 25
6.1.2.4 DENM termination. 25
6.1.3 Relevance area, location referencing and destination area . 26
6.1.3.1 DENM relevance area . 26
6.1.3.2 Location referencing . 26
6.1.3.3 DENM destination area . 27
6.1.4 DENM forwarding . 27
6.1.4.1 Packet centric forwarding . 27
6.1.4.2 Keep-alive forwarding . 27
6.2 DENM dissemination constraints . 28
ETSI

---------------------- Page: 3 ----------------------
4 Final draft ETSI EN 302 637-3 V1.2.1 (2014-09)
6.2.1 General confidence constraints . 28
6.2.2 General security constraints . 28
6.2.2.1 Introduction . 28
6.2.2.2 Service Specific Permissions (SSP) . 28
6.2.3 General priority constraints. 30
7 DENM format specification . 30
7.1 DENM structure . 30
7.1.1 General structure of a DENM . 30
7.1.2 ITS PDU header . 31
7.1.3 DENM management container . 31
7.1.4 DENM situation container . 32
7.1.5 DENM location container . 35
7.1.6 DENM à la carte container . 36
7.2 DENM format and decoding rules. 36
7.2.1 Common data dictionary . 36
7.2.2 DENM data presentation . 36
8 Protocol operation of the DEN basic service . 36
8.1 Introduction . 36
8.2 Originating ITS-S operation . 37
8.2.1 Protocol data setting rules . 37
8.2.1.1 General requirements . 37
8.2.1.2 actionID . 37
8.2.1.3 referenceTime . 37
8.2.1.4 termination . 38
8.2.1.5 T_O_Validity, T_RepetitionDuration and T_Repetition . 38
8.2.1.6 Originating ITS-S message table . 38
8.2.2 General protocol operation . 39
8.2.3 Exception handling . 46
8.2.3.1 General requirements . 46
8.2.3.2 DENM construction exception . 46
8.2.3.3 actionID non-existence exception . 46
8.2.3.4 Time operation exception . 46
8.3 Forwarding ITS-S operation . 46
8.3.1 Introduction. 46
8.3.2 Protocol data setting rules . 46
8.3.2.1 General requirements . 46
8.3.2.2 actionID . 47
8.3.2.3 referenceTime . 47
8.3.2.4 termination . 47
8.3.2.5 T_F_Validity and T_Fowarding . 47
8.3.2.6 Forwarding ITS-S message table . 47
8.3.2.7 DENM reconstruction . 48
8.3.3 General protocol operation . 48
8.3.4 Exception handling . 50
8.3.4.1 General requirements . 50
8.3.4.2 DENM construction exception . 50
8.4 Receiving ITS-S operation . 51
8.4.1 Protocol data setting rules . 51
8.4.1.1 General requirements . 51
8.4.1.2 actionID . 51
8.4.1.3 referenceTime . 51
8.4.1.4 termination . 51
8.4.1.5 T_R_Validity . 51
8.4.1.6 Receiving ITS-S message table . 51
8.4.2 General protocol operation . 52
8.4.3 Exception handling . 54
8.4.3.1 General requirements . 54
8.4.3.2 DENM decoding exception . 54
Annex A (normative): ASN.1 specification of DENM . 55
ETSI

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5 Final draft ETSI EN 302 637-3 V1.2.1 (2014-09)
Annex B (normative): Description for data elements and data frames. 57
B.1 header . 57
B.2 denm . 57
B.3 management . 57
B.4 situation . 57
B.5 location . 58
B.6 alacarte . 58
B.7 actionID . 58
B.8 carryingDangerousGoods . 58
B.9 closedLanes . 59
B.10 defaultValidity . 59
B.11 detectionTime . 59
B.12 energyStorageType . 59
B.13 eventHistory . 60
B.14 eventPosition . 60
B.15 eventPositionHeading . 60
B.16 eventSpeed . 61
B.17 eventType . 61
B.18 externalTemperature . 61
B.19 heightLonCarrLeft . 61
B.20 heightLonCarrRight. 61
B.21 impactReduction . 62
B.22 incidentIndication . 62
B.23 informationQuality . 62
B.24 lanePosition . 62
B.25 lightBarSirenInUse . 63
B.26 linkedCause . 63
B.27 numberOfOccupants . 63
B.28 posCentMass . 63
B.29 posFrontAx . 64
B.30 positioningSolution . 64
B.31 positionOfOccupants . 64
B.32 positionOfPillars . 64
B.33 posLonCarrLeft . 65
B.34 posLonCarrRight . 65
B.35 recommendedPath . 65
B.36 referenceDenms . 65
B.37 referenceTime . 66
ETSI

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6 Final draft ETSI EN 302 637-3 V1.2.1 (2014-09)
B.38 relevanceDistance . 66
B.39 relevanceTrafficDirection . 66
B.40 requestResponseIndication . 66
B.41 restriction . 67
B.42 roadType . 67
B.43 roadWorks . 67
B.44 speedLimit . 67
B.45 startingPointSpeedLimit . 68
B.46 stationaryCause . 68
B.47 stationarySince . 68
B.48 stationaryVehicle . 68
B.49 stationType . 68
B.50 termination . 69
B.51 traces. 69
B.52 trafficFlowRule . 69
B.53 transmissionInterval . 70
B.54 turningRadius . 70
B.55 validityDuration . 70
B.56 vehicleIdentification . 71
B.57 vehicleMass . 71
B.58 wheelBaseVehicle . 71
Annex C (informative): Bibliography . 72
History . 73

ETSI

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7 Final draft ETSI EN 302 637-3 V1.2.1 (2014-09)
Intellectual Property Rights
IPRs essential or potentially
...

Draft ETSI EN 302 637-3 V1.2.0 (2013-08)






European Standard
Intelligent Transport Systems (ITS);
Vehicular Communications;
Basic Set of Applications;
Part 3: Specifications of Decentralized
Environmental Notification Basic Service

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2 Draft ETSI EN 302 637-3 V1.2.0 (2013-08)



Reference
REN/ITS-0010020
Keywords
application, ITS, safety , service, transport
ETSI
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© European Telecommunications Standards Institute 2012.
All rights reserved.

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DECT , PLUGTESTS , UMTS and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.
TM
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of the 3GPP Organizational Partners.
GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.
ETSI

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3 Draft ETSI EN 302 637-3 V1.2.0 (2013-08)
Contents
Intellectual Property Rights . 7
Foreword . 7
Introduction . 7
1 Scope . 9
2 References . 9
2.1 Normative references . 9
2.2 Informative references . 9
3 Definitions, symbols and abbreviations . 10
3.1 Definitions . 10
3.2 Symbols . 11
3.3 Abbreviations . 12
4 DEN basic service introduction . 12
4.1 Background . 12
4.2 Services provided by the DEN basic service . 14
5 DEN basic service functional description . 15
5.1 DEN basic service in the ITS architecture . 15
5.2 DEN basic service functional architecture . 15
5.3 Interfaces of the DEN basic service . 17
5.3.1 Interfaces to the ITS applications . 17
5.3.1.1 Data passed via interface IF.DEN.1 for the request type AppDENM_trigger . 18
5.3.1.2 Data passed via interface IF.DEN.1 for the request type AppDENM_update . 19
5.3.1.3 Data passed via interface IF.DEN.1 for the request type AppDENM_termination . 20
5.3.1.4 Data passed via interface IF.DEN.2 for received DENM . 20
5.3.1.5 Methods for data exchanges between DEN basic service and ITS application . 21
5.3.2 Interface to the ITS networking & transport layer . 21
5.3.2.1 Interface to the GeoNetworking/BTP stack . 21
5.3.2.2 Interface to the IPv6 stack and the combined IPv6/GeoNetworking stack . 22
5.3.3 Interface to the ITS management entity . 22
5.3.4 Interface to the ITS security entity . 22
6 DENM dissemination . 22
6.1 DENM dissemination concepts . 22
6.1.1 Event identification . 22
6.1.2 Trigger, update, repetition and termination of DENM. 23
6.1.2.1 DENM trigger . 23
6.1.2.2 DENM update . 23
6.1.2.3 DENM repetition . 23
6.1.2.4 DENM termination. 23
6.1.3 Relevance area . 24
6.1.3.1 DENM relevance area . 24
6.1.3.2 Location referencing . 25
6.1.3.3 DENM destination area . 25
6.1.4 DENM forwarding . 25
6.1.4.1 Packet centric forwarding . 25
6.1.4.2 Keep-alive forwarding . 25
6.2 DENM dissemination constraints . 26
6.2.1 General confidence constraints . 26
6.2.2 General security constraints . 26
6.2.3 General priority constraints. 26
7 DENM format specification . 27
7.1 General structure of a DENM . 27
7.1.1 ITS PDU header . 27
ETSI

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4 Draft ETSI EN 302 637-3 V1.2.0 (2013-08)
7.1.2 DENM management container . 27
7.1.3 DENM situation container . 28
7.1.4 DENM location container . 31
7.1.5 DENM alacarte container . 31
7.2 DENM format and decoding rules. 32
7.2.1 Common data dictionary . 32
7.2.2 DENM data presentation . 32
8 Protocol operation of the DEN basic service . 32
8.1 Originator ITS-S operation . 33
8.1.1 Protocol data setting rules . 33
8.1.1.1 actionID . 33
8.1.1.2 referenceTime . 33
8.1.1.3 isNegation and isCancellation . 33
8.1.1.4 T_O_Validity, T_RepetitionDuration and T_Repetition. 33
8.1.1.5 Originator ITS-S message table . 34
8.1.2 General protocol operation . 34
8.1.3 Exception handling . 37
8.1.3.1 DENM construction exception. . 37
8.1.3.2 actionID non-existence exception . 37
8.1.3.3 Time operation exception . 37
8.2 Forwarder ITS-S operation . 37
8.2.1 Protocol data setting rules . 37
8.2.1.1 actionID . 37
8.2.1.2 referenceTime . 37
8.2.1.3 isNegation and isCancellation . 38
8.2.1.4 T_F_Validity and T_Fowarding . 38
8.2.1.5 Forwarder ITS-S message table . 38
8.2.1.6 DENM reconstruction . 38
8.2.2 General protocol operation . 39
8.2.3 Exception handling . 41
8.2.3.1 DENM reconstruction exception . 41
8.3 Receiver ITS-S operation . 41
8.3.1 Protocol data setting rules . 41
8.3.1.1 actionID . 41
8.3.1.2 referenceTime . 41
8.3.1.3 isNegation and isCancellation . 41
8.3.1.4 T_R_Validity . 41
8.3.1.5 Receiver ITS-S message table . 41
8.3.2 General protocol operation . 42
8.3.3 Exception handling . 45
8.3.3.1 DENM decoding exception . 45
Annex A (normative): ASN.1 specification of DENM . 46
Annex B (normative): Description for data elements and data frames. 48
B.1 header . 48
B.2 denm . 48
B.3 management . 48
B.4 situation . 48
B.5 location . 49
B.6 alacarte . 49
B.7 actionID . 49
B.8 carryingDangerousGoods . 49
B.9 closedLanes . 49
B.10 detectionTime . 50
ETSI

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5 Draft ETSI EN 302 637-3 V1.2.0 (2013-08)
B.11 drivingLaneStatus . 50
B.12 energyStorageType . 50
B.13 eventPosition . 50
B.14 eventPositionHeading . 50
B.15 eventSpeed . 51
B.16 eventType . 51
B.17 externalTemperature . 51
B.18 hardShoulderStatus . 51
B.19 heightLonCarrLeft . 51
B.20 heightLonCarrRight. 52
B.21 impactReduction . 52
B.22 incidentIndication . 52
B.23 informationQuality . 52
B.24 isNegation . 52
B.25 isCancellation . 53
B.26 laneNumber . 53
B.27 lightBarSirenInUse . 53
B.28 linkedCause . 53
B.29 numberOfOccupants . 53
B.30 originatorStationID . 54
B.31 posCentMass . 54
B.32 posFrontAx . 54
B.33 positioningSolution . 54
B.34 positionOfOccupants . 54
B.35 positionOfPillars . 55
B.36 posLonCarrLeft . 55
B.37 posLonCarrRight . 55
B.38 recommendedPath . 55
B.39 referenceTime . 56
B.40 relevanceDistance . 56
B.41 relevanceTrafficDirection . 56
B.42 requestResponseIndication . 56
B.43 restriction . 56
B.44 roadClass . 57
B.45 roadWorks . 57
B.46 sequenceNumber . 57
B.47 speedLimit . 57
B.48 stationaryCause . 57
ETSI

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6 Draft ETSI EN 302 637-3 V1.2.0 (2013-08)
B.49 stationarySince . 58
B.50 stationaryVehicle . 58
B.51 stationType . 58
B.52 traces. 58
B.53 transmissionInterval . 59
B.54 turningRadius . 59
B.55 validityDuration . 59
B.56 vehicleIdentification . 59
B.57 vehicleMass . 60
B.58 wheelBaseVehicle . 60
Annex C (informative): Bibliography . 61
History . 62

ETSI

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7 Draft ETSI EN 302 637-3 V1.2.0 (2013-08)
Intellectual Property Rights
IPRs essential or potentially essential to the present document may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (http://ipr.etsi.org).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
Foreword
This draft European Standard (EN) has been produced by ETSI Technical Committee Intelligent Transport System
(ITS), and is now submitted for the Public Enquiry phase of the ETSI standards EN Approval Procedure.
The present document is part 3 of a multi-part deliverable covering Vehicular Communications; Basic Set of
Applications, as identified below:
Part 1: "Functional Requirements";
Part 2: "Specifications of Cooperative Awareness Basic Service";
Part 3: "Specifications of Decentralized Environmental Notification Basic Service".
The specification of the DEN basic service was initially developed by the European Car-to-Car Communication
Consortium (C2C-CC) [i.2] and [i.3]. The service was evaluated by several initiatives, such as the C2C-CC
demonstration in 2008, by ETSI Plugtest events and European projects including PRE-DRIVE C2X, DRIVE C2X,
SafeSpot, CVIS, CoVeL, SCOR@F, simTD, etc. These evaluation efforts have provided feedback to ETSI TC ITS.
The present document replaces TS 102 637-3 [i.16] in whole. It includes improvements and enhancements of the DEN
basic service specifications in TS 102 637-3 [i.16] according to the feedback provided by the various initiatives.

Proposed national transposition dates
Date of latest announcement of this EN (doa): 3 months after ETSI publication
Date of latest publication of new National Standard
or endorsement of this EN (dop/e): 6 months after doa
Date of withdrawal of any conflicting National Standard (dow): 18 months after doa

Introduction
ITS use cases are distributed over multiple instances of ITS stations (ITS-S). ITS-Ss interact in the ITS networks to
provide a large diversity of co-operating customer services that satisfy different types of functional and operational
requirements.
ETSI TC ITS has defined a "Basic Set of Applications" (BSA) [i.1] that can be deployed within a three-year time frame
after the completion of their standardization. In this BSA, the Road Hazard Warning (RHW) application is composed of
multiple use cases. ETSI TC ITS defines the decentralized environmental notification (DEN) basic service that supports
the various RHW use cases.
ETSI

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8 Draft ETSI EN 302 637-3 V1.2
...

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