Abbreviations

Results for area 13 Cooperative ITS

term
active manoeuvre
definition

traveller paths (vehicles, pedestrians, bicyclists, etc.) that are allowed and have the right of way to enter and move through the path

NOTE 1 to entry This term supersedes allowed movements which meant, in the context of this document, the directions of manoeuvre that are legally allowed at a specific point in time based upon the state of the intersection signals.

NOTE 2 to entry Formerly known as active movement.

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term
application
definition

functional entity, i.e. an ITS-S application process

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term
application service
definition

service provided by a service provider accessing data from the IVS in a vehicle in the case of C-ITS, via a wireless communications network, or provided on-board the vehicle as the result of software (and potentially also hardware and firmware) installed by a service provider or to a service provider’s instruction

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aftermarket safety device (ASD)
definition

connected device in a vehicle that operates while the vehicle is mobile, but which is not fully integrated into the vehicle systems (as opposed to an OEM device that is pre-installed into the vehicle systems)

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host management centre (HMC)
definition

service gateway that supervises the secure provision of software and services for C-ITS service provision

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core services
definition

set of functions within the ‘Core System’ subsystems that interact with system service recipients

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‘Core’ system (CorSys)
definition

combination of enabling technologies and services that will provide the foundation for the support of a distributed, diverse set of applications/application transactions, which work in conjunction with ‘External Support Systems’ such as ‘Certificate Authorities’; the system boundary for the core system is not defined in terms of devices or agencies or vendors, but by the open, standardized interface specifications that govern the behaviour of all interactions between core system users

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term
time of deletion
definition

time when an LDM data record may be deleted and will no more be considered by the LDM search functionality

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term
time of generation
definition

time when the content of the LDM data object information field was created

NOTE 1 to entry This is different to the time when the LDM data object was written into an LDM.

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term
time of creation
definition

time when an LDM data record was created and updated

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time validity
definition

information indicating a time interval during which an LDM data object is valid

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term
C-ITS authority data set
definition

set of C-ITS data elements describing policies or regulations

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term
ITS-S data container
definition

sequence of type-length-value (TLV) encoded data objects

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LDM data object
definition

location-referenced and time-referenced representation of a real object that is self-explanatory without any further context information

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term
LDM data dictionary (LDM-DD)
definition

dictionary of LDM data object types

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ITS-S flow
definition

identifiable sequence of packets of a given ITS-S flow type transmitted between a source node and a destination node

term
delta; updates; records
definition

data that is new since the last block of data that was downloaded

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term
MAP data message (MAP)
definition

data elements and frames comprising a message, the contents of which describe the geometry of a roadway intersection

NOTE 1 to entry In the context of USDOT J2735™ SE Candidate, the MAP message provides the road geometry at an intersection.

NOTE 2 to entry It is broadcast from the infrastructure to the vehicle.

NOTE 3 to entry The MAP message contains geographic intersection description (GID) data.

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term
LDM time of interest
definition

time requirement used in the filter process of queries and automatic notifications

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term
eco-driving
definition

practice of driving in such a way as to minimize fuel consumption and emissions

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term
eco-lane
definition

dedicated lane(s) optimized for eco-driving similar to high-occupancy vehicle lanes

NOTE 1 to entry However, these lanes are optimized for the environment using connected vehicle data.

NOTE 2 to entry These lanes would be targeted toward low-emission, high-occupancy freight, public transport, and alternative-fuel vehicles (AFV).

NOTE 3 to entry Drivers would be able to opt-in to these dedicated eco-lanes to take advantage of eco-friendly applications such as eco-speed limits, eco-cooperative adaptive cruise control, and connected eco-driving applications.

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term
external enterprise object
definition

enterprise object involved in C-ITS but not set up for the only purpose of C-ITS

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term
ITS-S cabability; ITS-S cababilities
definition

uniquely addressable protocol functionality

NOTE 1 to entry Examples of ITS-S capabilities are Content Subscription Handler (CSH), Facilities Service Handler (FSH), Communication Profile Handler (CPH).

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term
geo-cast
definition

delivery of a message to a group of network destinations identified by their geographic locations

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confidence level
definition

probability that the actual PVT information is within the error bounds of the estimated PVT

information

NOTE 1 to entry Confidence level represents the confidence that the estimated position does not exceed the error bounds, referred to as protection level in EN 16803-1.

NOTE 2 to entry Confidence level, the term used in ETSI TS 102 894-2 V1.3.1 (2018-08), is the complementary

probability of the integrity risk (i.e. confidence level = 1 – integrity risk)

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ITS-S data header
definition

header of the “ITS-S generic data container format” uniquely identifying the data contained in the ITS-S data containers by means of data dictionary identifiers unique in the ITS domain and the number of data objects from the data dictionary in the container

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ITS-S facilities header
definition

header used to form an “ITS-S facilities layer protocol data unit”

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LDM data object ID
definition

identifier of an LDM data object which is unique in an LDM

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ITS-S flow identifier (ITS-S-FlowID)
definition

identifier, being unique within the ITS station, that identifies an ITS-S flow

term
ITS-S flow type identifier (ITS-S-FlowTypeID)
definition

identifier, being unique within the ITS station that identifies an ITS-S flow type

term
raw data source identifier
definition

unique identifier of an entity in an SCN

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term
advisory speed information
definition

set of C-ITS data elements related to an advisory speed

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mandatory speed information
definition

set of C-ITS data elements related to a mandatory speed limit

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contextual speed information
definition

set of C-ITS data elements related to a Contextual Speed

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internal enterprise object
definition
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term
ITS-S managed service entity (ITS-S MSE)
definition

uniquely addressable entity in an ITS-S layer comprised of a set of related ITS-S capabilities

NOTE 1 to entry Examples of ITS-S managed service entities are: a communication module in the ITS-S access technologies layer (M5, cellular, etc.), a protocol suite in the ITS-S networking & transport layer (IPv6, FNTP, GeoNetworking, 6LoWPAN, etc.), and MSEGenFac, the entity comprising the generic ITS-S facilities services specified in this Technical Specification (CPH, CSH, the FSH and possibly more).

term
catalogue
definition

repository used by the ‘Data Distribution subsystem’ for maintaining data publishers information including the type of data they are transmitting, frequency of that data, address, data source, etc.

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term
kinematics state vector
definition

set of parameters describing the kinematics of an object, including its position

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global transport protocol client (GTP klient)
definition

entity that instigates the provision of the GTP service

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ITS communication protocol (ITS-CP)
definition

communication protocol applicable in ITS

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17496
term
ITS-S communication profile; ITS station communication profile (ITS-SCP)
definition

parameterized ITS-S communication protocol stack (set of protocols composing all the ITS station layers) that allows communication end points to communicate with one another

term
contextual speed
definition

context-dependent (e.g. weather conditions), as well as time-specific and road section-specific speed

NOTE 1 to entry Subject to local regulations, a Contextual Speed may be a mandatory speed limit or an advisory speed.

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convention (Cvt)
definition

indicates if specification is “M” (mandatory), “O” (optional), or “C” (conditional)

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cooperative ITS (C-ITS)
definition

subset of ITS where information is shared among ITS stationsin a manner that enables its use by multiple ITS services

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LDM permissions
definition

information on how a specific ITS-S application process may use an LDM

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inactive manoeuvre
definition

traveller paths (vehicles, pedestrians, bicyclists, etc.) that are allowed and do not have the right of way to enter and move through the path

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term
ITS-S generic data container format
definition

format of an ADU exchanged between an “ITS-S application process” and a Content Subscription Handler (CSH) or between two peer CSHs containing an “ITS-S data header” and followed by a number of “ITS-S data containers”

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LDM area of interest
definition

location requirement used in the filter process of queries and automatic notifications

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core system personnel
definition

staff that operate and maintain the ‘Core System’

NOTE 1 to entry In addition to network managers and operations personnel, ‘Core System’ personnel includes the administrators, operators, maintainers, developers, deployers and testers.

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commercial motor vehicle on-board equipment
definition

OBE or ASD mounted or in a vehicle moving goods, heavy equipment, or people

NOTE 1 to entry Vehicles include tractor-trailer combinations, panel trucks, and motor coaches.

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public safety on-board equipment (PSOBE)
definition

OBE or ASD mounted or in an authorized public safety vehicle

NOTE 1 to entry It may be designed to transmit at a higher power to allow its messages to be received from a greater distance to provide more time to complete appropriate clearance intervals at signalized intersections.

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public transport vehicle on-board equipment (PTVOBE)
definition

OBE or ASD mounted or within a public transport vehicle

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location validity
definition

information indicating a location at which an LDM data object is valid

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support system
definition

facilities that assist in C-ITS service provision, including security credentials certificate and registration authorities, that allow devices and systems to establish trust relationships

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term
bad actor
definition

role played by a user or another system that provides false or misleading data, operates in such a fashion as to impede other service recipients, and/or operates outside of its authorized scope

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term
allowed manoeuvre
definition

traveller paths (vehicles, pedestrians, bicyclists, etc.) legally permitted to be performed when moving from/into a lane or between lanes

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term
work zone
definition

area of a highway with construction, maintenance, or utility work activities

NOTE 1 to entry A work zone is typically marked by signs, channelizing devices, barriers, pavement markings, and/or work vehicles.

NOTE 2 to entry A work zone extends from the first warning sign or high-intensity rotating, flashing, oscillating, or strobe lights on a vehicle to the END ROAD WORK sign or the last Temporary Traffic Control device.

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data lifecycle process
definition

process based on data element transformation

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queue jump
definition

queue jump operation where public transport vehicles are provided an advantage over adjacent vehicles through signal operations that allow the public transport vehicle to enter an intersection in advance of the adjacent vehicles

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connected device
definition

device used to transmit to or receive messages from another device

NOTE 1 to entry A connected device can be sub-categorized as an OBE, ASD, or RSE.

NOTE 2 to entry In many cases, the connected device will be a DSRC device, but other types of communications could be supported.

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registered ITS-S flow
definition

ITS-S flow that has been allocated an ITS-S-FlowID

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global transport protocol server (GTP server)
definition

entity that provides the GTP service

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LDM area of maintenance
definition

information on the operational location area of an LDM used by LDM maintenance

NOTE 1 to entry EN 302 895 restricts the LDM Area of Maintenance to “geographical area specified by the LDM for LDM maintenance”

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integrity risk
definition

probability that, for positioning terminals providing a protection level as integrity-related quantity, the actual error on a given output component exceeds its associated protection level

NOTE 1 to entry Integrity risk is the complementary probability of the confidence level (i.e. integrity risk =

1 – confidence level)

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security subsystem
definition

functional entity providing security functionality for use by an ITS-S application process

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raw data
definition

data of a sensor control network (SCN) in the untreated format as specified by the SCN owner

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LDM data object type
definition

identifier of the type of information contained in an LDM data record

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ITS-S flow type
definition

set of characteristics describing a data flow

term
attack vector
definition

extensible program-code-template for creating objects, providing initial values for state (member variables) and implementations of behaviour (member functions or methods) in object-oriented programming

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equipped person(s)
definition

persons with mobile phones, tablets or similar communications devices that provide data collection and processing capacity to perform in the C-ITS context

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equipped vehicle(s)
definition

vehicles equipped with the device(s) that provide the role of an ITS-station in the C-ITS context

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prohibited manoeuvre
definition

traveller paths (vehicles, pedestrians, bicyclists, etc.) legally disallowed from being performed when moving from/into a lane or between lanes

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resources
definition

functional entity constituting endpoints of ITS-S application process activity

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relevance zone
definition

parts of the road network for which the contextual speed is valid

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signal status message (SSM)
definition

SAE J2735™ message from the infrastructure to the C-ITS device that contains the infrastructure’s response details to a signal request message (SRM) for requesting priority from an intersection’s traffic signal controller

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