3 Definitions, symbols and abbreviations

38.521-33GPPNRPart 3: Range 1 and Range 2 Interworking operation with other radiosRadio transmission and receptionRelease 17TSUser Equipment (UE) conformance specification

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].

Con-current operation: The simultaneous transmission and reception of sidelink and Uu interfaces while operation is agnostic of the service used on each interface.

3.2 Symbols

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

ΔR_IB,c Allowed reference sensitivity relaxation due to support for CA or DC operation, for serving cell c

ΔT_IB,c Allowed maximum configured output power relaxation due to support for CA or DC operation, for serving cell c

BW_{E-UTRA_Channel} Channel bandwidth of E-UTRA carrier

BW_{E-UTRA_Channel_CA} Channel bandwidth of E-UTRA sub-block which is composed of intra-band contiguous CA E-UTRA carriers

BW_{NR_Channel} Channel bandwidth of NR carrier

BW_{NR_Channel_CA} Channel bandwidth of NR sub-block which is composed of intra-band contiguous CA NR carriers

Ceil(x) Rounding upwards; ceil(x) is the smallest integer such that ceil(x) ≥ x

EN-DC_ACLR The ratio of the filtered mean power centred on the aggregated sub-block bandwidth ENBW to the filtered mean power centred on an adjacent bandwidth of the same size ENBW

E-UTRA_ACLR E-UTRA ACLR

F_C RF reference frequency for the carrier centre on the channel raster

F_{DL_low} The lowest frequency of the downlink operating band

F_{DL_high} The highest frequency of the downlink operating band

F_Interferer Frequency of the interferer

F_Interferer (offset) Frequency offset of the interferer (between the center frequency of the interferer and the carrier frequency of the carrier measured)

F_{UL_low} The lowest frequency of the uplink operating band

F_{UL_high} The highest frequency of the uplink operating band

F_OOB The boundary between the NR out of band emission and spurious emission domains

L_CRB Transmission bandwidth which represents the length of a contiguous resource block allocation expressed in units of resources blocks

Max() The largest of given numbers

Min() The smallest of given numbers

NR_ACLR NR ACLR

N_RB Transmission bandwidth configuration, expressed in units of resource blocks

N_{RB_agg} The number of the aggregated RBs within the fully allocated aggregated channel bandwidth
for carrier 1 to j, where μ is defined in TS 38.211 [13]

N_RB,c The transmission bandwidth configuration of component carrier c, expressed in units of resource blocks
for carrier j, where μ is defined in TS 38.211 [13]

P_CMAX The configured maximum UE output power

P_EMAX Maximum allowed UE output power signalled by higher layers

P_Interferer Modulated mean power of the interferer

P_PowerClass The nominal UE power (i.e. no tolerance)

P_UMAX The measured configured maximum UE output power

P_uw Power of an unwanted DL signal

P_w Power of a wanted DL signal

RB_start Indicates the lowest RB index of transmitted resource blocks

W_gap The sub-block gap between the two sub-blocks

3.3 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].

ACLR Adjacent Channel Leakage Ratio

ACS Adjacent Channel Selectivity

A-MPR Additional Maximum Power Reduction

BCS Bandwidth Combination Set

BPSK Binary Phase Shift Keying

BW Bandwidth

CA Carrier Aggregation

CC Component Carrier

CG Carrier Group

CP-OFDM Cyclic Prefix-OFDM

CQI Channel quality indicator

CW Continuous Wave

DC Dual Connectivity

DCI Downlink Control Information

DFT-s-OFDM Discrete Fourier Transform-spread-OFDM

DL Downlink

DTX Discontinuous Transmission

EIRP Equivalent Isotropically Radiated Power

EIS Effective Isotropic Sensitivity

EN-DC E-UTRA/NR DC

E-UTRA Evolved UTRA

EVM Error Vector Magnitude

FDM Frequency Division Multiplexing

FFT Fast Fourier Transformation

FR Frequency Range

ENBW The aggregated bandwidth of an E-UTRA sub-block and an adjacent NR sub-block

HARQ Hybrid automatic repeat request

IDFT Inverse Discrete Fourier Transformation

ITS Intelligent Transportation System

ITU‑R Radio communication Sector of the International Telecommunication Union

MBW Measurement bandwidth defined for the protected band

MCG Master Cell Group

MPR Allowed maximum power reduction

MSD Maximum Sensitivity Degradation

MU Measurement Uncertainty

MR-DC Multi-Radio Dual Connectivity

NE-DC NR-E-UTRA Dual Connectivity

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

NR New Radio

NR-ARFCN NR Absolute Radio Frequency Channel Number

NR/5GC NR connected to 5GC

NS Network Signalling

NSA Non-Standalone, a mode of operation where operation of a radio is assisted with another radio

OCNG OFDMA Channel Noise Generator

OFDM Orthogonal frequency division multiplex

OOB Out-of-band

OOBE Out-of-band emission

OTA Over The Air

PBCH Physical broadcast channel

PDCCH Physical downlink control channel

PDSCH Physical downlink shared channel

P-MPR Power Management Maximum Power Reduction

PRACH Physical random-access channel

PRB Physical Resource Block

PSCCH Physical Sidelink Control CHannel

PSSCH Physical Sidelink Shared CHannel

PUCCH Physical uplink control channel

PUSCH Physical uplink shared channel

QAM Quadrature Amplitude Modulation

QPSK Quadrature Phase Shift Keying

RE Resource Element

REFSENS Reference Sensitivity

RF Radio Frequency

RMC Reference Measurement Channel

RNTI Radio Network Temporary Identifier

Rx Receiver

SCG Secondary Cell Group

SCS Subcarrier spacing

SEM Spectrum Emission Mask

SL Sidelink

SRS Sounding Reference Symbol

SS Synchronization Symbol / System Simulator

SUL Supplementary uplink

TDM Time Division Multiplex

TPC Transmit Power Control

TRP Total Radiated Power

TT Test Tolerance

Tx Transmitter

UE User Equipment

UL Uplink

UL MIMO Up Link Multiple Antenna transmission

ULSUP Uplink sharing from UE perspective

V2X Vehicle to Everything