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* companyName [**UTF8String**](#UTF8String) (SIZE (1..24)) OPTIONAL<br>
name of company that manages the transportation of the dangerous goods.
This component is optional; it shall be present if the information is available.
**Categories**: Vehicle information
**Revision**: _V1.3.1_
```asn1
DangerousGoodsExtended ::= SEQUENCE {
dangerousGoodsType DangerousGoodsBasic,
unNumber INTEGER (0..9999),
elevatedTemperature BOOLEAN,
tunnelsRestricted BOOLEAN,
limitedQuantity BOOLEAN,
emergencyActionCode IA5String (SIZE (1..24)) OPTIONAL,
phoneNumber PhoneNumber OPTIONAL,
companyName UTF8String (SIZE (1..24)) OPTIONAL,
}
```
### <a name="DeltaReferencePosition"></a>DeltaReferencePosition
This DF defines a geographical point position as a 3 dimensional offset position to a geographical reference point.
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Fields:
* deltaLatitude [**DeltaLatitude**](#DeltaLatitude) <br>
A delta latitude offset with regards to the latitude value of the reference position.
* deltaLongitude [**DeltaLongitude**](#DeltaLongitude) <br>
A delta longitude offset with regards to the longitude value of the reference position.
* deltaAltitude [**DeltaAltitude**](#DeltaAltitude) <br>
A delta altitude offset with regards to the altitude value of the reference position.
**Categories**: GeoReference information
**Revision**: _V1.3.1_
```asn1
DeltaReferencePosition ::= SEQUENCE {
deltaLatitude DeltaLatitude,
deltaLongitude DeltaLongitude,
deltaAltitude DeltaAltitude
}
```
### <a name="DigitalMap"></a>DigitalMap
This DF represents a portion of digital map. It shall contain a list of waypoints [**ReferencePosition**](#ReferencePosition).
**Categories**: GeoReference information
**Revision**: _V1.3.1_
```asn1
DigitalMap ::= SEQUENCE (SIZE(1..256)) OF ReferencePosition
```
### <a name="EllipticalShape"></a>EllipticalShape
This DF represents the shape of an elliptical area or right elliptical cylinder that is centred on the shape´s reference point.
* shapeReferencePoint [**CartesianPosition3d**](#CartesianPosition3d) OPTIONAL<br>
optional reference point which represents the centre of the ellipse, relative to an externally specified reference position.
If this component is absent, the externally specified reference position represents the shape´s reference point.
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* semiMajorAxisLength [**StandardLength12b**](#StandardLength12b) <br>
half length of the major axis of the ellipse.
* semiMinorAxisLength [**StandardLength12b**](#StandardLength12b) <br>
half length of the minor axis of the ellipse.
* orientation [**Wgs84AngleValue**](#Wgs84AngleValue) OPTIONAL<br>
the optional orientation of the major axis of the ellipse in the WGS84 coordinate system.
* height [**StandardLength12b**](#StandardLength12b) OPTIONAL<br>
the optional height, present if the shape is a right elliptical cylinder extending in the positive z-axis.
**Categories**: GeoReference information
**Revision**: _Created in V2.1.1_
```asn1
EllipticalShape ::= SEQUENCE {
semiMajorAxisLength StandardLength12b,
semiMinorAxisLength StandardLength12b,
orientation Wgs84AngleValue OPTIONAL,
}
```
### <a name="EuVehicleCategoryCode"></a>EuVehicleCategoryCode
This DF represents a vehicle category according to the UNECE/TRANS/WP.29/78/Rev.4 [i.16].
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The following options are available:
Fields:
* euVehicleCategoryL [**EuVehicleCategoryL**](#EuVehicleCategoryL) <br>
indicates a vehicle in the L category.
* euVehicleCategoryM [**EuVehicleCategoryM**](#EuVehicleCategoryM) <br>
indicates a vehicle in the M category.
* euVehicleCategoryN [**EuVehicleCategoryN**](#EuVehicleCategoryN) <br>
indicates a vehicle in the N category.
* euVehicleCategoryO [**EuVehicleCategoryO**](#EuVehicleCategoryO) <br>
indicates a vehicle in the O category.
* euVehicleCategoryT **NULL** <br>
indicates a vehicle in the T category.
* euVehicleCategoryG **NULL** <br>
indicates a vehicle in the G category.
**Categories**: Vehicle information
**Revision**: _Created in V2.1.1_
```asn1
EuVehicleCategoryCode ::= CHOICE {
euVehicleCategoryL EuVehicleCategoryL,
euVehicleCategoryM EuVehicleCategoryM,
euVehicleCategoryN EuVehicleCategoryN,
euVehicleCategoryO EuVehicleCategoryO,
euVehicleCategoryT NULL,
euVehicleCategoryG NULL
}
```
### <a name="EventHistory"></a>EventHistory
The DF shall contain a list of [**EventPoint**](#EventPoint).
The eventPosition of each [**EventPoint**](#EventPoint) is defined with respect to the previous [**EventPoint**](#EventPoint) in the list.
Except for the first [**EventPoint**](#EventPoint) which is defined with respect to a position outside of the context of this DF.
**Categories**: GeoReference information Traffic information
**Revision**: _Generalized the semantics in V2.1.1_
>>>
NOTE: this DF is kept for backwards compatibility reasons only. It is recommended to use the [**EventZone**](#EventZone) instead.
>>>
```asn1
EventHistory::= SEQUENCE (SIZE(1..23)) OF EventPoint
```
### <a name="EventPoint"></a>EventPoint
This DF provides information related to an event at a defined position.
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Fields:
* eventPosition [**DeltaReferencePosition**](#DeltaReferencePosition) <br>
offset position of a detected event point to a defined position.
* eventDeltaTime [**PathDeltaTime**](#PathDeltaTime) OPTIONAL<br>
optional time travelled by the detecting ITS-S since the previous detected event point.
* informationQuality [**InformationQuality**](#InformationQuality) <br>
Information quality of the detection for this event point.
**Categories**: GeoReference information Traffic information
**Revision**: _generalized the semantics in V2.1.1_
```asn1
EventPoint ::= SEQUENCE {
eventPosition DeltaReferencePosition,
eventDeltaTime PathDeltaTime OPTIONAL,
informationQuality InformationQuality
}
```
### <a name="EventZone"></a>EventZone
The DF shall contain a list of [**EventPoint**](#EventPoint), where all [**EventPoint**](#EventPoint) either contain the COMPONENT eventDeltaTime
or do not contain the COMPONENT eventDeltaTime.
The eventPosition of each [**EventPoint**](#EventPoint) is defined with respect to the previous [**EventPoint**](#EventPoint) in the list.
Except for the first [**EventPoint**](#EventPoint) which is defined with respect to a position outside of the context of this DF.
**Categories**: GeoReference information Traffic information
**Revision**: _created in V2.1.1 based on EventHistory_
```asn1
EventZone::= EventHistory
((WITH COMPONENT (WITH COMPONENTS {..., eventDeltaTime PRESENT})) |
(WITH COMPONENT (WITH COMPONENTS {..., eventDeltaTime ABSENT})))
```
### <a name="GeneralizedLanePosition"></a>GeneralizedLanePosition
This DF indicates a transversal position in relation to the different lanes of the road.
It is an extension of DE_LanePosition to cover locations (sidewalks, bicycle paths), where Vehicle ITS-S would normally not be present.
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The following options are available:
Fields:
* trafficLanePosition [**LanePosition**](#LanePosition) <br>
a position on a traffic lane.
* nonTrafficLanePosition [**LanePositionAndType**](#LanePositionAndType) <br>
a position on a lane which is not a traffic lane.
* trafficIslandPosition [**TrafficIslandPosition**](#TrafficIslandPosition) <br>
a position on a traffic island
* mapPosition [**MapPosition**](#MapPosition) <br>
a position on a lane identified in a MAPEM.
**Categories**: Road Topology information
**Revision**: _created in V2.1.1_
```asn1
GeneralizedLanePosition::= CHOICE {
trafficLanePosition LanePosition,
nonTrafficLanePosition LanePositionAndType,
trafficIslandPosition TrafficIslandPosition,
mapPosition MapPosition,
...
}
```
### <a name="Heading"></a>Heading
This DF represents the Heading in a WGS84 co-ordinates system.
The specific WGS84 coordinate system is specified by the corresponding standards applying this DE.
Fields:
* headingValue [**HeadingValue**](#HeadingValue) <br>
the heading value.
* headingConfidence [**HeadingConfidence**](#HeadingConfidence) <br>
the confidence value of the heading value with a predefined confidence level.
**Categories**: Kinematics Information
**Revision**: _Description revised in V2.1.1_
NOTE: this DF is kept for backwards compatibility reasons only. It is recommended to use the [**Wgs84Angle**](#Wgs84Angle) instead.
>>>
```asn1
Heading ::= SEQUENCE {
headingValue HeadingValue,
headingConfidence HeadingConfidence
}
```
### <a name="HeadingChangeIndication"></a>HeadingChangeIndication
This DF provides information associated to heading change indicators such as a change of direction.
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Fields:
* direction [**TurningDirection**](#TurningDirection) <br>
the direction of heading change value.
* actionDeltaTime [**DeltaTimeTenthOfSecond**](#DeltaTimeTenthOfSecond) <br>
the period over which a direction change action is performed.
**Categories**: Kinematics Information
**Revision**: _created in V2.1.1_
```asn1
HeadingChangeIndication ::= SEQUENCE {
direction TurningDirection,
actionDeltaTime DeltaTimeTenthOfSecond,
...
}
```
### <a name="InterferenceManagementChannel"></a>InterferenceManagementChannel
This DF represents a frequency channel
Fields:
* centreFrequency **INTEGER** (1 .. 99999)<br>
the centre frequency of the channel in 10^(exp+2) Hz (where exp is exponent)
* channelWidth **INTEGER** (0 .. 9999)<br>
width of the channel in 10^exp Hz (where exp is exponent)
* exponent **INTEGER** (0 .. 15)<br>
exponent of the power of 10 used in the calculation of the components above.
**Categories**: Communication information
**Revision**: _created in V2.1.1_
```asn1
InterferenceManagementChannel ::= SEQUENCE {
centreFrequency INTEGER (1 .. 99999),
channelWidth INTEGER (0 .. 9999),
exponent INTEGER (0 .. 15)
}
```
### <a name="InterferenceManagementZone"></a>InterferenceManagementZone
This DF represents a zone inside which the ITS communication should be restricted in order to manage interference.
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Fields:
* zoneDefinition [**InterferenceManagementZoneDefinition**](#InterferenceManagementZoneDefinition) <br>
contains the geographical definition of the zone.
* managementInfo [**InterferenceManagementInfo**](#InterferenceManagementInfo) <br>
contains interference management information applicable in the zone defined in the component zoneDefinition.
**Categories**: Communication information
**Revision**: _created in V2.1.1_
```asn1
InterferenceManagementZone ::= SEQUENCE {
zoneDefinition InterferenceManagementZoneDefinition,
managementInfo InterferenceManagementInfo
}
```
### <a name="InterferenceManagementZoneDefinition"></a>InterferenceManagementZoneDefinition
This DF represents the geographical definition of the zone where band sharing occurs.
Fields:
* interferenceManagementZoneLatitude [**Latitude**](#Latitude) <br>
Latitude of the centre point of the interference management zone.
* interferenceManagementZoneLongitude [**Longitude**](#Longitude) <br>
Longitude of the centre point of the interference management zone.
* interferenceManagementZoneId [**ProtectedZoneId**](#ProtectedZoneId) OPTIONAL<br>
optional identification of the interference management zone.
* interferenceManagementZoneShape [**Shape**](#Shape) (WITH COMPONENTS{..., radial ABSENT, radialShapes ABSENT}) OPTIONAL<br>
shape of the interference management zone placed at the centre point.
**Categories**: Communication information
**Revision**: _created in V2.1.1_
```asn1
InterferenceManagementZoneDefinition::= SEQUENCE{
interferenceManagementZoneLatitude Latitude,
interferenceManagementZoneLongitude Longitude,
interferenceManagementZoneId ProtectedZoneId OPTIONAL,
interferenceManagementZoneShape Shape (WITH COMPONENTS{..., radial ABSENT, radialShapes ABSENT}) OPTIONAL,
...
}
```
### <a name="InterferenceManagementInfo"></a>InterferenceManagementInfo
This DF shall contain a list of up to 16 definitions containing interference management information, per affected frequency channels.
**Categories**: Communication information.
**Revision**: _created in V2.1.1_
```asn1
InterferenceManagementInfo::= SEQUENCE (SIZE(1..16,...)) OF InterferenceManagementInfoPerChannel
```
### <a name="InterferenceManagementInfoPerChannel"></a>InterferenceManagementInfoPerChannel
This DF contains interference management information for one affected frequency channel.
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Fields:
* interferenceManagementChannel [**InterferenceManagementChannel**](#InterferenceManagementChannel) <br>
frequency channel for which the zone should be applied interference management
* interferenceManagementZoneType [**InterferenceManagementZoneType**](#InterferenceManagementZoneType) <br>
type of the interference management zone.
* interferenceManagementMitigationType [**MitigationForTechnologies**](#MitigationForTechnologies) OPTIONAL<br>
optional type of the mitigation to be used in the interference management zone.
In the case where no mitigation should be applied by the ITS-S, this is indicated by the field interferenceManagementMitigationType being absent.
* expiryTime [**TimestampIts**](#TimestampIts) OPTIONAL<br>
optional time at which the validity of the interference management communication zone will expire.
This component is present when the interference management is temporarily valid
**Categories**: Communication information
**Revision**: _created in V2.1.1_
```asn1
InterferenceManagementInfoPerChannel ::= SEQUENCE {
interferenceManagementChannel InterferenceManagementChannel,
interferenceManagementZoneType InterferenceManagementZoneType,
interferenceManagementMitigationType MitigationForTechnologies OPTIONAL,
expiryTime TimestampIts OPTIONAL,
...
}
```
### <a name="InterferenceManagementZones"></a>InterferenceManagementZones
This DF shall contain a list of up to 16 interference management zones.
**EXAMPLE**: An interference management communication zone may be defined around a CEN DSRC road side equipment or an urban rail operational area.
**Categories**: Communication information
**Revision**: _created in V2.1.1_
```asn1
InterferenceManagementZones ::= SEQUENCE (SIZE(1..16), ...) OF InterferenceManagementZone
```
### <a name="IntersectionReferenceId"></a>IntersectionReferenceId
This DF represents a unique id for an intersection, in accordance with ETSI TS 103 301 [i.15].
Fields:
* region [**Identifier2B**](#Identifier2B) OPTIONAL<br>
the optional identifier of the entity that is responsible for the region in which the intersection is placed.
It is the duty of that entity to guarantee that the [**Id**](#Id) is unique within the region.
* id [**Identifier2B**](#Identifier2B) <br>
the identifier of the intersection
**Categories**: Road topology information
**Revision**: _created in V2.1.1_
>>>
NOTE: when the component region is present, the IntersectionReferenceId is guaranteed to be globally unique.
>>>
```asn1
IntersectionReferenceId ::= SEQUENCE {
region Identifier2B OPTIONAL,
id Identifier2B
}
```
### <a name="ItineraryPath"></a>ItineraryPath
This DF shall contain a list of waypoints [**ReferencePosition**](#ReferencePosition).
**Categories**: GeoReference information
**Revision**: _Editorial update in V2.1.1_
```asn1
ItineraryPath ::= SEQUENCE SIZE(1..40) OF ReferencePosition
```
### <a name="ItsPduHeader"></a>ItsPduHeader
This DF represents a common message header for application and facilities layer messages.
It is included at the beginning of an ITS message as the message header.
* protocolVersion [**OrdinalNumber1B**](#OrdinalNumber1B) <br>
version of the ITS message.
* messageId [**MessageId**](#MessageId) <br>
type of the ITS message.
* stationId [**StationId**](#StationId) <br>
the identifier of the ITS-S that generated the ITS message.
**Categories**: Communication information
**Revision**: _update in V2.1.1: messageID and stationID changed to messageId and stationId; messageId is of type MessageId._
```asn1
ItsPduHeader ::= SEQUENCE {
}
```
### <a name="LanePositionAndType"></a>LanePositionAndType
This DF indicates a transversal position in resolution of lanes and the associated lane type.
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Fields:
* transversalPosition [**LanePosition**](#LanePosition) <br>
the transversal position.
* laneType [**LaneType**](#LaneType) <br>
the type of the lane identified in the component transversalPosition.
**Categories**: GeoReference information
**Revision**: _Created in V2.1.1_
```asn1
LanePositionAndType::= SEQUENCE {
transversalPosition LanePosition,
laneType LaneType,
...
}
```
### <a name="LateralAcceleration"></a>LateralAcceleration
This DF indicates the vehicle acceleration at lateral direction and the confidence value of the lateral acceleration.
Fields:
* lateralAccelerationValue [**LateralAccelerationValue**](#LateralAccelerationValue) <br>
lateral acceleration value at a point in time.
* lateralAccelerationConfidence [**AccelerationConfidence**](#AccelerationConfidence) <br>
confidence value of the lateral acceleration value.
**Categories**: Vehicle information
**Revision**: _Description revised in V2.1.1_
NOTE: this DF is kept for backwards compatibility reasons only. It is recommended to use [**Acceleration1d**](#Acceleration1d) instead.
>>>
```asn1
LateralAcceleration ::= SEQUENCE {
lateralAccelerationValue LateralAccelerationValue,
lateralAccelerationConfidence AccelerationConfidence
}
```
### <a name="LongitudinalAcceleration"></a>LongitudinalAcceleration
This DF indicates the vehicle acceleration at longitudinal direction and the confidence value of the longitudinal acceleration.
Fields:
* longitudinalAccelerationValue [**LongitudinalAccelerationValue**](#LongitudinalAccelerationValue) <br>
longitudinal acceleration value at a point in time.
* longitudinalAccelerationConfidence [**AccelerationConfidence**](#AccelerationConfidence) <br>
confidence value of the longitudinal acceleration value.
**Categories**: Vehicle information
**Revision**: _V1.3.1_
>>>
NOTE: this DF is kept for backwards compatibility reasons only. It is recommended to use [**Acceleration1d**](#Acceleration1d) instead.
>>>
```asn1
LongitudinalAcceleration ::= SEQUENCE {
longitudinalAccelerationValue LongitudinalAccelerationValue,
longitudinalAccelerationConfidence AccelerationConfidence
}
```
### <a name="LongitudinalLanePosition"></a>LongitudinalLanePosition
This DF represents the estimated position along the longitudinal length of a particular lane.
Fields:
* longitudinalLanePositionValue [**LongitudinalLanePositionValue**](#LongitudinalLanePositionValue) <br>
the mean value of the longitudinal position within a particular length.
* longitudinalLanePositionConfidence [**LongitudinalLanePositionConfidence**](#LongitudinalLanePositionConfidence) <br>
**Categories**: Road topology information
**Revision**: _created in V2.1.1_
```asn1
LongitudinalLanePosition ::= SEQUENCE {
longitudinalLanePositionValue LongitudinalLanePositionValue,
longitudinalLanePositionConfidence LongitudinalLanePositionConfidence
}
```
### <a name="LowerTriangularPositiveSemidefiniteMatrices"></a>LowerTriangularPositiveSemidefiniteMatrices
This DF shall contain a list of a lower triangular positive semi-definite matrices.
**Categories**: Sensing information
**Revision**: _Created in V2.1.1_
```asn1
LowerTriangularPositiveSemidefiniteMatrices::= SEQUENCE SIZE (1..4) OF LowerTriangularPositiveSemidefiniteMatrix
```
### <a name="LowerTriangularPositiveSemidefiniteMatrix"></a>LowerTriangularPositiveSemidefiniteMatrix
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This DF represents a lower triangular positive semi-definite matrix.
It shall include the following components:
The number of columns to be included "k" is equal to the number of included components "n" indicated by componentsIncludedIntheMatrix minus 1: k = n-1.
These components shall be included in the order or their appearance in componentsIncludedIntheMatrix.
Each column "i" of the lowerTriangularCorrelationMatrixColumns contains k-(i-1) values.
Fields:
* componentsIncludedIntheMatrix [**MatrixIncludedComponents**](#MatrixIncludedComponents) <br>
the indication of which components of a [**PerceivedObject**](#PerceivedObject) are included in the matrix.
This component also implicitly indicates the number n of included components which defines the size (n x n) of the full correlation matrix "A".
* matrix [**LowerTriangularPositiveSemidefiniteMatrixColumns**](#LowerTriangularPositiveSemidefiniteMatrixColumns) <br>
the list of cells of the lower triangular positive semi-definite matrix ordered by columns and by rows.
**Categories**: Sensing information
**Revision**: _Created in V2.1.1_
```asn1
LowerTriangularPositiveSemidefiniteMatrix ::= SEQUENCE{
componentsIncludedIntheMatrix MatrixIncludedComponents,
matrix LowerTriangularPositiveSemidefiniteMatrixColumns
}
```
### <a name="LowerTriangularPositiveSemidefiniteMatrixColumns"></a>LowerTriangularPositiveSemidefiniteMatrixColumns
This DF represents the columns of a lower triangular positive semi-definite matrix, each column not including the main diagonal cell of the matrix.
Given a matrix "A" of size n x n, the number of [**CorrelationColumn**](#CorrelationColumn) to be included in the lower triangular matrix is k=n-1.
**Categories**: Sensing information
**Revision**: _Created in V2.1.1_
LowerTriangularPositiveSemidefiniteMatrixColumns ::= SEQUENCE SIZE (1..13) OF CorrelationColumn
```
### <a name="MapPosition"></a>MapPosition
This DF indicates a position on a topology description transmitted in a MAPEM according to ETSI TS 103 301 [i.15].
Fields:
* mapReference [**MapReference**](#MapReference) OPTIONAL<br>
optionally identifies the MAPEM containing the topology information.
It is absent if the MAPEM topology is known from the context.
* laneId [**Identifier1B**](#Identifier1B) OPTIONAL<br>
optionally identifies the lane in the road segment or intersection topology on which the position is located.
* connectionId [**Identifier1B**](#Identifier1B) OPTIONAL<br>
optionally identifies the connection inside the conflict area of an intersection, i.e. it identifies a trajectory for travelling through the
conflict area of an intersection which connects e.g an ingress with an egress lane.
* longitudinalLanePosition [**LongitudinalLanePosition**](#LongitudinalLanePosition) OPTIONAL<br>
optionally indicates the longitudinal offset of the map-matched position of the object along the lane or connection.
**Categories**: Road topology information
**Revision**: _Created in V2.1.1_
```asn1
MapPosition ::= SEQUENCE {
mapReference MapReference OPTIONAL,
laneId Identifier1B OPTIONAL,
connectionId Identifier1B OPTIONAL,
longitudinalLanePosition LongitudinalLanePosition OPTIONAL,
...
}
((WITH COMPONENTS {..., laneId PRESENT, connectionId ABSENT }) |
(WITH COMPONENTS {..., laneId ABSENT, connectionId PRESENT }))
```
### <a name="MapReference"></a>MapReference
This DF provides the reference to the information contained in a MAPEM according to ETSI TS 103 301 [i.15].
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The following options are provided:
Fields:
* roadsegment [**RoadSegmentReferenceId**](#RoadSegmentReferenceId) <br>
option that identifies the description of a road segment contained in a MAPEM.
* intersection [**IntersectionReferenceId**](#IntersectionReferenceId) <br>
option that identifies the description of an intersection contained in a MAPEM.
**Categories**: Road topology information
**Revision**: _Created in V2.1.1_
```asn1
MapReference::= CHOICE {
roadsegment RoadSegmentReferenceId,
intersection IntersectionReferenceId
}
```
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### <a name="MessageRateHz"></a>MessageRateHz
This DE indicates a message rate.
The specified message rate is: mantissa*(10^exponent)
Fields:
* mantissa **INTEGER** (1..100)<br>
indicates the mantissa.
* exponent **INTEGER** (-5..2)<br>
indicates the exponent.
**Unit**: _Hz_
**Categories**: Communication information
**Revision**: _Created in V2.1.1_
```asn1
MessageRateHz::= SEQUENCE {
mantissa INTEGER (1..100),
exponent INTEGER (-5..2)
}
```
### <a name="MessageSegmentationInfo"></a>MessageSegmentationInfo
This DF provides information about a message with respect to the segmentation process at the sender.
* totalMsgNo [**CardinalNumber3b**](#CardinalNumber3b) <br>
indicates the total number of messages that has been used on the transmitter side to encode the information.
* thisMsgNo [**OrdinalNumber3b**](#OrdinalNumber3b) <br>
indicates the position of the message within of the total set of messages.
```asn1
MessageSegmentationInfo ::= SEQUENCE {
totalMsgNo CardinalNumber3b,
thisMsgNo OrdinalNumber3b
}
```
### <a name="MitigationForTechnologies"></a>MitigationForTechnologies
This DF shall contain a list of [**MitigationPerTechnologyClass**](#MitigationPerTechnologyClass).
**Categories**: Communication information
**Revision**: _Created in V2.1.1_
```asn1
MitigationForTechnologies ::= SEQUENCE (SIZE(1..8)) OF MitigationPerTechnologyClass
```
### <a name="MitigationPerTechnologyClass"></a>MitigationPerTechnologyClass
This DF represents a set of mitigation parameters for a specific technology, as specified in ETSI TS 103 724 [i.24], clause 7.
Fields:
* accessTechnologyClass [**AccessTechnologyClass**](#AccessTechnologyClass) <br>
channel access technology to which this mitigation is intended to be applied.
* lowDutyCycle **INTEGER** (0 .. 10000) OPTIONAL<br>
duty cycle limit.
* powerReduction **INTEGER** (0 .. 30) OPTIONAL<br>
the delta value of power to be reduced.
* dmcToffLimit **INTEGER** (0 .. 1200) OPTIONAL<br>
idle time limit as defined in ETSI TS 103 175 [i.19].
* dmcTonLimit **INTEGER** (0 .. 20) OPTIONAL<br>
Transmission duration limit, as defined in ETSI EN 302 571 [i.20].
6901
6902
6903
6904
6905
6906
6907
6908
6909
6910
6911
6912
6913
6914
6915
6916
6917
6918
6919
6920
6921
6922
6923
6924
6925
6926
6927
6928
6929
6930
6931
**Unit**: _ms_
**Categories**: Communication information
**Revision**: _Created in V2.1.1_
>>>
NOTE: All parameters are optional, as they may not apply to some of the technologies or
interference management zone types. Specification details are in ETSI TS 103 724 [i.24], clause 7.
>>>
```asn1
MitigationPerTechnologyClass ::= SEQUENCE {
accessTechnologyClass AccessTechnologyClass,
lowDutyCycle INTEGER (0 .. 10000) OPTIONAL,
powerReduction INTEGER (0 .. 30) OPTIONAL,
dmcToffLimit INTEGER (0 .. 1200) OPTIONAL,
dmcTonLimit INTEGER (0 .. 20) OPTIONAL,
...
}
```
### <a name="ObjectClass"></a>ObjectClass
This DF indicates both the class and associated subclass that best describes an object.
The following options are available:
Fields:
* vehicleSubClass [**TrafficParticipantType**](#TrafficParticipantType) (unknown|passengerCar..tram|agricultural)<br>
the object is a road vehicle and the specific subclass is specified.
* vruSubClass [**VruProfileAndSubprofile**](#VruProfileAndSubprofile) <br>
the object is a VRU and the specific subclass is specified.
* groupSubClass [**VruClusterInformation**](#VruClusterInformation) (WITH COMPONENTS{..., clusterBoundingBoxShape ABSENT})<br>
the object is a VRU group or cluster and the cluster information is specified.
* otherSubClass [**OtherSubClass**](#OtherSubClass) <br>
the object is of a different type than the above and the specific subclass is specified.
**Categories**: Sensing information
**Revision**: _Created in V2.1.1_
```asn1
ObjectClass ::= CHOICE {
vehicleSubClass TrafficParticipantType (unknown|passengerCar..tram|agricultural),
vruSubClass VruProfileAndSubprofile,
groupSubClass VruClusterInformation (WITH COMPONENTS{..., clusterBoundingBoxShape ABSENT}),
otherSubClass OtherSubClass,
...
}
```
### <a name="ObjectClassDescription"></a>ObjectClassDescription
**Categories**: Sensing information
**Revision**: _Created in V2.1.1_
```asn1
ObjectClassDescription ::= SEQUENCE (SIZE(1..8)) OF ObjectClassWithConfidence
```
### <a name="ObjectClassWithConfidence"></a>ObjectClassWithConfidence
This DF represents the classification of a detected object together with a confidence level.
Fields:
* objectClass [**ObjectClass**](#ObjectClass) <br>
the class of the object.
* confidence [**ConfidenceLevel**](#ConfidenceLevel) <br>
**Categories**: Sensing information
**Revision**: _Created in V2.1.1_
```asn1
ObjectClassWithConfidence ::= SEQUENCE {
objectClass ObjectClass,
confidence ConfidenceLevel
}
```
### <a name="ObjectDimension"></a>ObjectDimension
This DF represents a dimension of an object together with a confidence value.