For the purposes of the present document, the following symbols apply:
nf
System frame number as defined in [3]
ns
Slot number within a radio frame as defined in [3]
NDLcells
Number of configured cells
NDLRB
Downlink bandwidth configuration, expressed in units of NRBsc as defined in [3]
NULRB
Uplink bandwidth configuration, expressed in units of NRBsc as defined in [3]
NULsymb
Number of SC-FDMA symbols in an uplink slot as defined in [3]
NRBsc
Resource block size in the frequency domain, expressed as a number of subcarriers as defined in [3]
Ts
Basic time unit as defined in [3]
For the purposes of the present document, the abbreviations given in
TR 21.905 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.
ACK
Acknowledgement
AUL
Autonomous Uplink
AUL-DFI
AUL downlink feedback information
BCH
Broadcast Channel
CCE
Control Channel Element
CDD
Cyclic Delay Diversity
CG
Cell Group
CIF
Carrier Indicator Field
CQI
Channel Quality Indicator
CRC
Cyclic Redundancy Check
CRI
CSI-RS Resource Indicator
CSI
Channel State Information
CSI-IM
CSI-interference measurement
DAI
Downlink Assignment Index
DC
Dual Connectivity
DCI
Downlink Control Information
DL
Downlink
DL-SCH
Downlink Shared Channel
DTX
Discontinuous Transmission
EDT
Early Data Transmission
EN-DC
E-UTRA NR Dual Connectivity with MCG using E-UTRA and SCG using NR
EPDCCH
Enhanced Physical Downlink Control Channel
EPRE
Energy Per Resource Element
MCG
Master Cell Group
MCS
Modulation and Coding Scheme
NACK
Negative Acknowledgement
NE-DC
NR E-UTRA Dual Connectivity with MCG using NR and SCG using E-UTRA
NPBCH
Narrowband Physical Broadcast CHannel
NPDCCH
Narrowband Physical Downlink Control CHannel
NPDSCH
Narrowband Physical Downlink Shared CHannel
NPRACH
Narrowband Physical Random Access CHannel
NPUSCH
Narrowband Physical Uplink Shared CHannel
NPSS
Narrowband Primary Synchronization Signal
NSSS
Narrowband Secondary Synchronization Signal
NRS
Narrowband Reference Signal
PBCH
Physical Broadcast Channel
PCFICH
Physical Control Format Indicator Channel
PDCCH
Physical Downlink Control Channel
PDSCH
Physical Downlink Shared Channel
PHICH
Physical Hybrid ARQ Indicator Channel
PMCH
Physical Multicast Channel
PMI
Precoding Matrix Indicator
PRACH
Physical Random Access Channel
PRS
Positioning Reference Signal
PRB
Physical Resource Block
PSBCH
Physical Sidelink Broadcast Channel
PSCCH
Physical Sidelink Control Channel
PSCell
Primary Secondary cell
PSDCH
Physical Sidelink Discovery Channel
PSSCH
Physical Sidelink Shared Channel
PSSS
Primary Sidelink Synchronisation Signal
PUCCH
Physical Uplink Control Channel
PUCCH-SCell
PUCCH SCell
PUR
Preconfigured Uplink Resource
PUSCH
Physical Uplink Shared Channel
PTI
Precoding Type Indicator
RBG
Resource Block Group
RE
Resource Element
RI
Rank Indication
RS
Reference Signal
RSS
Resynchronization Signal
SCG
Secondary Cell Group
SINR
Signal to Interference plus Noise Ratio
SPS C-RNTI
Semi-Persistent Scheduling C-RNTI
SR
Scheduling Request
SRS
Sounding Reference Symbol
SSSS
Secondary Sidelink Synchronisation Signal
TAG
Timing Advance Group
TBS
Transport Block Size
UCI
Uplink Control Information
UE
User Equipment
UL
Uplink
UL-SCH
Uplink Shared Channel
VRB
Virtual Resource Block