3 Definitions, symbols and abbreviations
38.4553GPPNG-RANNR Positioning Protocol A (NRPPa)Release 17TS
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].
gNB: as defined in TS 38.300 [3].
NG-RAN node: as defined in TS 38.300 [3].
ng-eNB: as defined in TS 38.300 [3].
3.2 Symbols
For the purposes of the present document, the following symbols apply:
<symbol> <Explanation>
3.3 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].
ARP Antenna Reference Point
BDS BeiDou Navigation Satellite System
CG-SDT Configured Grant Small Data Transmission
CID Cell-ID (positioning method)
DL-PRS Downlink Positioning Reference Signal
E-CID Enhanced Cell-ID (positioning method)
EGNOS European Geostationary Navigation Overlay Service
GAGAN GPS Aided Geo Augmented Navigation
GLONASS GLObal’naya NAvigatsionnaya Sputnikovaya Sistema (Engl.: Global Navigation Satellite System
GNSS Global Navigation Satellite System
GPS Global Positioning System
LMF Location Management Function
LPP LTE Positioning Protocol
MSAS Multi-functional Satellite Augmentation System
NavIC NAVigation with Indian Constellation
NRPPa NR Positioning Protocol A
OTDOA Observed Time Difference of Arrival
posSIB Positioning SIB
PRS Positioning Reference Signal (for E-UTRA)
QZSS Quasi-Zenith Satellite System
RSRP Reference Signal Received Power
RSSI Received Signal Strength Indicator
RSTD Reference Signal Time Difference
SBAS Space Based Augmentation System
SRS Sounding Reference Signal
TEG Timing Error group
TRP Transmission-Reception Point
UE User Equipment
UL-AoA Uplink Angle of Arrival
UL-RTOA Uplink Relative Time of Arrival
UL-SRS Uplink Sounding Reference Signal
UL SRS-RSRPP UL SRS reference signal received path power
WAAS Wide Area Augmentation System
Z-AoA Zenith Angles of Arrival