3 Definitions and abbreviations

23.2863GPPApplication layer support for Vehicle-to-Everything (V2X) servicesFunctional architecture and information flowsRelease 18TS

3.1 Definitions

For the purposes of the present document, the terms and definitions given in 3GPP TR 21.905 [1] and the following apply. A term defined in the present document takes precedence over the definition of the same term, if any, in 3GPP TR 21.905 [1].

V2X group: A defined set of V2X UEs configured for specific purpose in V2X service.

V2X dynamic group: A V2X group where the V2X UEs are determined dynamically corresponding to a group criteria (e.g. proximity).

V2X service: A service offered by a V2X application which supports the related communications between two entities (e.g. V2X UE and V2X UE, V2X UE and V2X application server).

3.2 Abbreviations

For the purposes of the present document, the abbreviations given in 3GPP TR 21.905 [1] and the following apply.
An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in 3GPP TR 21.905 [1].

5GS 5G System

AS Application Server

AID Application Object Identifier

CAPIF Common API Framework for northbound APIs

E-UTRAN Evolved Universal Terrestrial Radio Access Network

EPS Evolved Packet System

ETSI European Telecommunications Standards Institute

GPSI Generic Public Subscription Identifier

LTE Long-Term Evolution

MBMS Multimedia Broadcast Multicast Service

PSID Provider Service Identifier

SAE Society of Automotive Engineers

SCEF Service Capability Exposure Function

SCS Services Capability Server

UE User Equipment

USD User Service Description

V2I Vehicle-to-Infrastructure

V2N Vehicle-to-Network

V2P Vehicle-to-Pedestrian

V2V Vehicle-to-Vehicle

V2X Vehicle-to-Everything

VAE V2X Application Enabler