ISO/TS 19321:2024 高度道路交通システム — 協調型 ITS — 車載情報 (IVI) データ構造辞書 | ページ 6

3.1

application data unit

data unit exchanged between ITS station application instances

3.2

container

group of data frames (3.4) and data elements (3.3) semantically belonging together in one place in the in-vehicle information (3.8) structure

3.3

data element

data type that contains one single datum

[SOURCE:ETSI/TS 102 894-2]

3.4

data frame

data type that contains more than one data element (3.3) in a predefined order

[SOURCE:ETSI/TS 102 894-2]

3.5

detection zone

part of the road network that is passed by a vehicle in approach of the relevance zone (3.16)

3.6

digital map database

structured set of digital and alphanumeric data portraying geographic locations and relationships of spatial features

[SOURCE:ISO 17572‑1:2022, 3.9, modified — Note 1 to entry has been removed.]

3.7

driver awareness zone

parts of the road network in which a message is presented to inform drivers about upcoming situations

3.8

in-vehicle information

information contained in the in-vehicle information data structure that is required by different intelligent transport system services

3.9

in-vehicle signage

intelligent transport system service that provides static, as well as dynamic, road sign and message sign information to drivers

3.10

intersection

crossing and/or connection of two or more roads (3.14)

[SOURCE:ISO 17572‑1:2022, 3.16, modified — Notes to entry have been removed.]

3.11

link

direct topological connection between two nodes in a given digital map database (3.6) , that has a unique link ID (3.12)

[SOURCE:ISO 17572‑1:2022, 3.19, modified — Admitted term “edge”, domain"<ITS> and Note 1 to entry have been removed. The phrase"that has a unique link ID" has been moved to the end of the definition.]

3.12

link ID

link identifier

[locally, globally] identifier that is uniquely assigned to a link (3.11)

[SOURCE:ISO 17572‑1:2022, 3.20, modified — Preferred term and admitted term have been exchanged. Note 1 to entry has been removed.]

3.13

minimum dissemination area

parts of the road network where the in-vehicle signage (3.9) message can be received by the potentially targeted vehicles

3.14

road

part of the road network which is generally considered as a whole and which can be addressed by a single identification like a road name or road number throughout

[SOURCE:ISO 17572‑1:2022, 3.36, modified — Notes 1 and 2 to entry have been removed.]

3.15

road segment

part of a road (3.14) , having its start and end along that road

[SOURCE:ISO 17572‑1:2022, 3.40, modified — Note to entry has been removed.]

3.16

relevance zone

parts of the road network for which the information in an Application Container is valid

3.17

road works warning

alert for routing road users around road construction and/or road repair

3.18

variable message sign

electronic sign board presenting text, symbols, or a combination of both