3 Definitions, symbols and abbreviations

37.571-13GPPPart 1: Conformance test specificationRelease 16TSUser Equipment (UE) conformance specification for UE positioning

3.1 Definitions

For the purposes of the present document, the terms and definitions given in TR 21.905 [1], 3GPP TR 25.990 [27], TS 36.101 [2], 3GPP TS 36.104 [21] 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].

Horizontal Dilution Of Precision (HDOP): measure of position determination accuracy that is a function of the geometrical layout of the satellites used for the fix, relative to the receiver antenna

3.2 Symbols

For the purposes of the present document, the abbreviations given in TR 21.905 [1], 3GPP TR 25.990 [27] 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].

B1I BeiDou B1I navigation signal with carrier frequency of 1561.098 MHz

B1C BeiDou B1C navigation signal with carrier frequency of 1575.420 MHz.

E1 Galileo E1 navigation signal with carrier frequency of 1575.420 MHz.

E5 Galileo E5 navigation signal with carrier frequency of 1191.795 MHz.

E6 Galileo E6 navigation signal with carrier frequency of 1278.750 MHz.

G1 GLONASS navigation signal in the L1 sub-bands with carrier frequencies 1602 MHz ± k × 562.5 kHz.

G2 GLONASS navigation signal in the L2 sub-bands with carrier frequencies 1246 MHz ± k × 437.5 kHz.

k GLONASS channel number, k = -7…13.

L1 C/A GPS or QZSS L1 navigation signal carrying the Coarse/Acquisition code with carrier frequency of 1575.420 MHz.

L1C GPS or QZSS L1 Civil navigation signal with carrier frequency of 1575.420 MHz.

L2C GPS or QZSS L2 Civil navigation signal with carrier frequency of 1227.600 MHz.

L5 GPS or QZSS L5 navigation signal with carrier frequency of 1176.450 MHz.

PRP Received (linear) average power of the resource elements that carry E-UTRA PRS, measured at the UE antenna connector.

G Geometry Matrix.

Measured pseudo-range of satellite i of GNSSm.

W Weighting Matrix.

Line of sight unit vector from the user to the satellite i of GNSSm.

State vector of user position and clock bias.

TS Basic time unit, defined in TS 36.211 [26], clause 4.

Ês Received energy per RE (power normalized to the subcarrier spacing) during the useful part of the symbol, i.e. excluding the cyclic prefix, at the UE antenna connector.

Io The total received power density, including signal and interference, as measured at the UE antenna connector.

Iot The received power spectral density of the total noise and interference for a certain RE (power integrated over the RE and normalized to the subcarrier spacing) as measured at the UE antenna connector.

The power spectral density of a white noise source (average power per RE normalised to the subcarrier spacing), simulating interference from cells that are not defined in a test procedure, as measured at the UE antenna connector.

The ratio of the average received energy per PRS RE during the useful part of the symbol to the average received power spectral density of the total noise and interference for this RE, where the ratio is measured over all REs which carry PRS.

3.3 Abbreviations

For the purposes of the present document, the following abbreviations apply:

A-GANSS Assisted Galileo and Additional Navigation Satellite Systems

A-Galileo Assisted-Galileo

A-GLONASS Assisted– GLObal’naya NAvigatsionnaya Sputnikovaya Sistema (English: Global Navigation Satellite System)

A-GNSS Assisted Global Navigation Satellite System

A-GPS Assisted – Global Positioning System

AP Access Point

AWGN Additive White Gaussian Noise

BDS BeiDou Navigation Satellite System

BLE Bluetooth Low Energy

BSS Bluetooth System Simulator

BSSID Basic Service Set IDentification

C/A Coarse/Acquisition

DL-AoD Downlink Angle-of-Departure

DL-PRS Downlink Positioning Reference Signal

DL-TDOA Downlink Time Difference Of Arrival

DRX Discontinuous Reception

DUT Device Under Test

ECEF Earth Centred, Earth Fixed

ECID Enhanced Cell Identification

EPRE Energy Per Resource Element

EN-DC E-UTRA-NR Dual Connectivity

E-UTRA Evolved UMTS Terrestrial Radio Access

E-UTRAN Evolved UMTS Terrestrial Radio Access Network

FDD Frequency Division Duplex

GANSS Galileo and Additional Navigation Satellite Systems

GEO Geostationary Earth Orbit

GLONASS GLObal’naya NAvigatsionnaya Sputnikovaya Sistema (English: Global Navigation Satellite System)

GNSS Global Navigation Satellite System

GPS Global Positioning System

GSS GNSS System Simulator

HD-FDD Half Duplex – Frequency Division Duplex

HDOP Horizontal Dilution Of Precision

ICD Interface Control Document

ICS Implementation Conformance Statement

IGSO Inclined Geosynchronous Satellite OrbitIS

IS Interface Specification

LOS Line Of Sight

LPP LTE Positioning Protocol

MBS Metropolitan Beacon System

MSS MBS System Simulator

MEO Medium Earth Orbit

Multi-RTT Multi-Round Trip Time

NB-IOT Narrow Band – Internet Of Things

NE-DC NR-E-UTRA Dual Connectivity

NGEN-DC NG-RAN E-UTRA-NR Dual Connectivity

NG-RAN E-UTRA NG-RAN E-UTRA Radio Access

NG-RAN NR NG-RAN NR Radio Access

NPRS NB-IOT Positioning Reference Signal

NR New Radio

NR-DC NR-NR Dual Connectivity

NR E-CID NR Enhanced Cell ID (positioning method)

OCNG OFDMA Channel Noise Generator

OCNS Orthogonal Channel Noise Simulator

OTA Over The Air

OTDOA Observed Time Difference Of Arrival

PBCH Physical Broadcast Channel

PCC Primary Component Carrier

PCell Primary Cell

PCFICH Physical Control Format Indicator Channel

PDCCH Physical Downlink Control Channel

PDSCH Physical Downlink Shared Channel

PHICH Physical Hybrid ARQ Indictor Channel

PPM Parts per million

PRS Positioning Reference Signal

PRS-RSRP Positioning Reference Signal based Reference Signal Received Power

PSS Primary Synchronization Signal

QZSS Quasi-Zenith Satellite System

RB Resource Block

RE Resource Element

RRC Radio Resource Control

RSSI Received Signal Strength Indicator

RSTD Reference Signal Time Difference

SBAS Space Based Augmentation System

SCC Secondary Component Carrier

SCell Secondary Cell

SFN System Frame Number

SNR Signal to Noise Ratio

SS System simulator

SSS Secondary Synchronization Signal

SV Space Vehicle

SV ID Space Vehicle Identity

TBS Terrestrial Beacon System

TDD Time Division Duplex

TOD Time Of Day

TOW Time Of Week

TTFF Time To First Fix

UE User Equipment

UL-SRS Uplink Sounding Reference Signal

UUID Universal Unique Identifier

UTRA Universal Terrestrial Radio Access

UTRAN Universal Terrestrial Radio Access Network

WGS‑84 World Geodetic System 1984

WLAN Wireless Local Area Network

WLS Weighted Least Square

WSS WLAN System Simulator