ISO/TS 19321:2020 高度道路交通システム—協調型ITS —車載情報（IVI）データ構造の辞書 | ページ 6

3.1

application data unit

data unit exchanged between ITS Station applications

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

de

data type that contains one single data

[SOURCE: ETSI/TS 102 894-2 V1.3.1]

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 V1.3.1]

3.5

detection zone

part of the road network that is passed by a vehicle in approach of the relevance zone (3.17)

3.6

digital map database

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

[SOURCE: ISO 17572‑1:2015, 2.1.10, modified — Note to entry has been deleted.]

3.7

driver awareness zone

parts of the road network on 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 17572‑1:2015, 2.1.17, modified — Notes to entry have been deleted.]

3.11

link

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

[SOURCE: ISO 17572‑1:2015, 2.1.20, modified — Second term “edge” and Note to entry have been deleted.]

3.12

link identifier

link ID

identifier that is uniquely assigned to a link (3.11)

[SOURCE: ISO 17572‑1:2015, 2.1.21, modified — Note to entry has been deleted.]

3.13

minimum dissemination area

parts of the road network where the in-vehicle signage 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 17572‑1:2015, 2.1.39, modified — Notes to entry have been deleted.]

3.15

road section

road segment (3.16) that is bounded by two intersections (3.10) and has the same attributes throughout

[SOURCE: ISO 17572‑1:2015, 2.1.42, modified — Note to entry has been deleted.]

3.16

road segment

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

[SOURCE: ISO 17572‑1:2015, 2.1.43, modified — Note to entry has been deleted.]

3.17

relevance zone

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

3.18

road works warning

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

3.19

variable message sign

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