3 Definitions, symbols and abbreviations

24.1713GPPControl Plane Location Services (LCS) procedures in the Evolved Packet System (EPS)Release 17TS

3.1 Definitions

For the purposes of the present document, the terms and definitions given in 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 TR 21.905 [1].

For the purposes of the present document, the following terms and definitions given in 3GPP TS 23.272 [8] apply:

CS fallback

3.2 Abbreviations

For the purposes of the present document, the abbreviations given in 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 TR 21.905 [1].

EPS Evolved Packet System

IE Information Element

E-UTRAN Evolved Universal Terrestrial Radio Access Network

LCS Location Services

LPP LTE Positioning Protocol

LTE Long Term Evolution

MME Mobility Management Entity

MO-LR Mobile Originated Location Request

MT-LR Mobile Terminated Location Request

NAS Non-access Stratum

UE User Equipment