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IMZM-PDU-Descriptions.asn

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		--! @brief Specification of the Interference Management Zone Message ETSI TS 103 724
		--! Latest version available at @url https://forge.etsi.org/rep/ITS/asn1/imzm_ts103724

		IMZM-PDU-Descriptions {
		itu-t (0) identified-organization (4) etsi (0) itsDomain (5) wg1 (1) ts (103724) imzm (1) version (1)
		}

		DEFINITIONS AUTOMATIC TAGS ::=

		BEGIN

		IMPORTS
		--! @brief Include ETSI TS 102 894-2
		--! Include references from @url https://forge.etsi.org/rep/ITS/asn1/cdd_ts102894_2/blob/master/ITS-Container.asn
		ItsPduHeader, Latitude, Longitude, TimestampIts, ProtectedZoneRadius, ProtectedZoneID FROM ITS-Container {
		itu-t (0) identified-organization (4) etsi (0) itsDomain (5) wg1 (1)
		ts (102894) cdd (2) version (2)
		}

		--! brief Include ETSI EN 302 637-2
		--! Include references from @url https://forge.etsi.org/rep/ITS/asn1/cam_en302637_2/blob/master/CAM-PDU-Descriptions.asn
		BasicContainer, GenerationDeltaTime FROM CAM-PDU-Descriptions {
		itu-t (0) identified-organization (4) etsi (0) itsDomain (5) wg1 (1)
		en (302637) cam (2) version (2)
		}

		--! @brief Include ETSI TS 103 300-3
		--! This is temporary
		--! Import from VAM-Temp-Imports will be changed to CDD ETSI TS 102 894-2 Release 2 when available
		--! Include references from @url https://forge.etsi.org/rep/ITS/asn1/vam-ts103300_3/blob/master/VAM-Temp-Imports.asn
		AreaCircular, AreaRectangle, AreaPolygon, OffsetPoint, SemiRangeLength, WGS84AngleValue FROM VAM-Temp-Imports {
		itu-t(0) identified-organization(4) etsi(0) itsDomain(5) wg1(1)
		ts(103300) temp-imports(255) version1(1)
		}
		;

		--! @defgroup IMZM Interference Management Zone Message
		--! @{

		--! @brief DF- Interference Management Zone Message Root
		--! This DF includes DEs for the IMZM protocolVersion, the IMZ message type identifier _messageID_
		--! and the station identifier _stationID_ of the originating ITS-S.
		IMZM ::= SEQUENCE {
		--! @details header
		--! The DE _protocolVersion_ is used to select the appropriate protocol decoder at the receiving
		--! ITS-S. For TS 103 724 V2.1.1, the value of the DE _protocolVersion_ shall be set to 1.
		--! The DE _messageID_ shall be harmonized with other V2X message identifier definitions.
		--! For IMZM, the DE messageID shall be set to @todo imzm(15).
		header ItsPduHeader,
		imzm InterferenceManagementZoneMessage
		}

		--! @brief DF- Interference Management Zone Message
		--! This is the actual IMZM Payload. It shall include the time stamp of the IMZM and the applicable
		--! containers of type _BasicContainer_ and _ImzmContainer_.
		InterferenceManagementZoneMessage ::= SEQUENCE {
		generationDeltaTime GenerationDeltaTime, -- from CAM-PDU-Descriptions
		imzmParameters ImzmParameters
		}

		--! @brief DF- IMZM Parameters
		--! The sequence of containers in the IMZM. Other containers may be added in the future.
		ImzmParameters ::= SEQUENCE {
		--! @details basicContainer
		--! imported from CAM-PDU-Descriptions
		basicContainer BasicContainer,
		--! @details imzmContainer
		--! container specific to the IMZM
		imzmContainer ImzmContainer,
		...
		}

		--! @brief DF- IMZM Container
		--! The IMZM container includes a sequence of up to 16 interference management communication zones.
		--! For each interference management communication zones, it contains a sequence of interference
		--! management zones per channel together with their characteristics.
		ImzmContainer ::= SEQUENCE {
		--! @details interferenceManagementZones
		--! mapped to the DF_ProtectedCommunicationZone in ETSI TS 102 894-2
		interferenceManagementZones InterferenceManagementZones,
		...
		}

		--! @brief DF- InterferenceManagementZones
		--! A list of up to 16 interference management communication zones.
		--! EXAMPLE: An interference management communication zone may be defined around a
		--! CEN DSRC road side equipment or an urban rail operational area.
		--! @category: Infrastructure information, Communication information
		InterferenceManagementZones ::= SEQUENCE (SIZE(1..16)) OF InterferenceManagementZone

		--! @brief DF- InterferenceManagementZone
		--! describes a zone of interferenceManagement inside which the ITS communication should
		--! be restricted.
		--! @category: Infrastructure information, Communication information
		InterferenceManagementZone ::= SEQUENCE {
		zoneDefinition ZoneDefinition,
		interferenceManagementInfo InterferenceManagementInfo
		}

		--! @brief DF- ZoneDefinition
		--! describes the zone where band sharing occurs. When reusing CDD Rel.1 types, names are unchanged.
		--! @category: Infrastructure information, Communication information
		ZoneDefinition::= SEQUENCE{
		--! @details interferenceManagementZoneLatitude
		--! Latitude of the centre point of the interference management zone.
		interferenceManagementZoneLatitude Latitude, --! from ITS-Container
		--! @details interferenceManagementZoneLongitude
		--! Longitude of the centre point of the interference management zone.
		interferenceManagementZoneLongitude Longitude, --! from ITS-Container
		--! @details interferenceManagementZoneRadius
		--! Radius of the interference management zone in metres.
		--! This DE is present if the data is available
		interferenceManagementZoneRadius ProtectedZoneRadius OPTIONAL, --! from ITS-Container
		--! @details interferenceManagementZoneID
		--! Identification of the interference management zone.
		--! This DE is present if the data is available.
		interferenceManagementZoneID ProtectedZoneID OPTIONAL, --! from ITS-Container
		--! @details interferenceManagementZoneShape
		--! Shape of the interference management zone.
		--! This DF is present if the data is available.
		interferenceManagementZoneShape InterferenceManagementZoneShape OPTIONAL,
		...
		}

		--! @brief DF- Interference Management Info
		--! A list of up to 16 definitions of which interference management may be applied in the zone,
		--! per affected frequency channels.
		--! Note: in the case where no mitigation should be applied by the ITS-S, this is indicated
		--! by the value of interferenceManagementMitigationType set to unavailable.
		--! @category: Infrastructure information, Communication information
		InterferenceManagementInfo::= SEQUENCE (SIZE(1..16,...)) OF InterferenceManagementInfoPerChannel

		--! @brief DF- InterferenceManagementInfoPerChannel
		--! A break up of the interference management information per affected frequency channels.
		--! @category: Infrastructure information, Communication information
		InterferenceManagementInfoPerChannel ::= SEQUENCE {
		--! @details interferenceManagementChannel
		--! Characteritics of the frequency channel for which the zone
		--! should be applied interference management
		interferenceManagementChannel InterferenceManagementChannel,
		--! @details interferenceManagementZoneType
		--! Type of the interference management zone.
		interferenceManagementZoneType InterferenceManagementZoneType,
		--! @details interferenceManagementMitigationType
		--! Type of the mitigation to be used in the interference management zone.
		interferenceManagementMitigationType InterferenceManagementMitigationType OPTIONAL,
		--! @details expiryTime
		--! Time at which the validity of the interference management communication zone will expire.
		--! This DE is present when the interference management is temporarily valid
		expiryTime TimestampIts OPTIONAL, --! from ITS-Container
		...
		}

		--! @brief DF- InterferenceManagementChannel
		--! indicates which shared frequency channel should be applied interference management in the zone.
		--! @category: Communication information
		InterferenceManagementChannel ::= SEQUENCE {
		--! @details centre frequency of the channel
		--! @unit: 10exp+2 Hz (where exp is exponent)
		centreFrequency INTEGER (1 .. 99999),
		--! @details width of the channel
		--! @unit: 10exp Hz (where exp is exponent)
		channelWidth INTEGER (0 .. 9999),
		--! @details exponent of the power of 10
		--! @unit: MHz
		exponent INTEGER (0 .. 15)
		}

		--! @brief DE- InterferenceManagementZoneType
		--! DE that defines the type of an interference management zone, so that an ITS-S can
		--! assert the actions to do while passing by such zone (e.g. reduce the transmit
		--! power in case of a DSRC tolling station).
		--! @unit: N/A
		--! @category: Communication information
		InterferenceManagementZoneType ::= ENUMERATED {
		permanentCenDsrcTolling(0), --! as specified in ETSI TS 102 792
		temporaryCenDsrcTolling(1), --! as specified in ETSI TS 102 792
		unavailable(2), --! default value. Set to 2 for backwards compatibility with DSRC tolling
		urbanRail(3), --! as specified in ETSI TS 103 724, clause 7
		satelliteStation(4), --! as specified in ETSI TS 103 724, clause 7
		fixedLinks(5), --! as specified in ETSI TS 103 724, clause 7
		...
		}

		--! @brief DF- Mitigation type in the interference management zone
		--! Information and commands defining the required mitigation type the
		--! receiving ITS-S has to use in the defined interference management zone.
		--! It indicates the type of mitigation and the parameters to be used to protect the
		--! potential victim in the interference management zone per channel access technology class.
		--! @category: Communication information
		InterferenceManagementMitigationType ::= SEQUENCE {
		--! @details Default value to be used when data is not available.
		unavailable BOOLEAN OPTIONAL,
		mitigationForTechnologies MitigationForTechnologies
		}

		--! @brief DF- Mitigation type container for the different channel access technology classes
		--! Class of parameters for the relevant channel access technology classes,
		--! as specified in ETSI TS 103 724, clause 7.
		--! @category: Communication information
		MitigationForTechnologies ::= SEQUENCE (SIZE(1..8)) OF MitigationPerTechnologyClass

		--! @brief DF- Mitigation type container per channel access technology class
		--! Class of parameters for the specific technology indicated in the container.
		--! 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, clause 7.
		--! @category: Communication information
		MitigationPerTechnologyClass ::= SEQUENCE {
		--! @details channel access technology in which this mitigation is applied.
		--! @unit: N/A
		accessTechnologyClass AccessTechnologyClass,
		--! @details duty cycle limit.
		--! @unit: 0.01% steps
		lowDutyCycle INTEGER (0 .. 10000) OPTIONAL,
		--! @details power reduction.
		--! @unit: dB
		powerReduction INTEGER (0 .. 30) OPTIONAL,
		--! @details Idle time limit as defined in ETSI TS 103 175.
		--! @unit: ms
		dmcToffLimit INTEGER (0 .. 1200) OPTIONAL,
		--! @details Transmission duration limit, as defined in ETSI EN 302 571.
		--! @unit: ms
		dmcTonLimit INTEGER (0 .. 20) OPTIONAL,
		...
		}

		--! @brief DE- channel access technology class
		--! Access technology to which the mitigation type applies.
		--! @category: Communication information
		AccessTechnologyClass ::= ENUMERATED {
		unavailable(0), --! default value.
		itsg5Class(1), --! ITS-G5 access technology class.
		ltev2xClass(2), --! LTE-V2X access technology class.
		nrv2xClass(3), --! NR-V2X access technology class.
		...
		}

		--! @brief DF- Shape of the interference management zone
		--! Bounding box of an interference management zone
		--! @category: GeoReference information
		InterferenceManagementZoneShape::= CHOICE {
		rectangle AreaRectangle, --! imported from VAM-Temp-Imports
		circle AreaCircular, --! imported from VAM-Temp-Imports
		polygon AreaPolygon, --! imported from VAM-Temp-Imports
		ellipse AreaEllipse, --! could not be imported from another specification yet
		...
		}

		--! @brief DF- Area Ellipse
		--! Area Ellipse copied from CPM TR 103 562. Will be removed when CDD Release 2 is available.
		--! Describes an elliptical area. The ellipse is centred about the reference point
		--! of the ITS-S or about the nodeCenterPoint (if provided).
		--! @category: GeoReference information
		AreaEllipse ::= SEQUENCE {
		--! @details nodeCenterPoint
		--! Optional offset point about which the ellipse is centred with respect to the reference
		--! position of the ITS-S.
		nodeCenterPoint OffsetPoint OPTIONAL,
		--! @details semiMajorRangeLength
		--! Minor radius of the ellipse.
		semiMajorRangeLength SemiRangeLength,
		--! @details semiMinorRangeLength
		--! Major radius of the ellipse.
		semiMinorRangeLength SemiRangeLength,
		--! @details semiMajorRangeOrientation
		--! Orientation of the semiMajorRangeLength of the ellipse in the WGS84 coordinate system.
		semiMajorRangeOrientation WGS84AngleValue
		}
		--! @}
		END

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