Glossary

Term or Abbreviation	Definition
3GPP	Third Generation Partnership Project
5G NR	Fifth generation new radio
Aerial	Software suite that accelerates 5G RAN functions with the GPU
CB	Code Block
CORESET	Control Resource Set
CSI	Channel State Information
CSI-RS	Channel State Information Reference Signal
cuBB	CUDA GPU software libraries/tools that accelerate 5G RAN compute-intensive processing
cuMAC	CUDA-based platform for accelerating 5G/6G MAC layer scheduler functions with NVIDIA GPUs
cuPHY	CUDA 5G PHY layer software library of the cuBB
cuPHY-CP	cuPHY control-plane software
CDM/FDM/TDM	Code-division multiplexing, Frequency Division Multiplexing, Time-Division Multiplexing
CMake	CMake is a software tool for configuring the makefiles for building the CUDA examples
CUDA	Compute Unified Device Architecture
CX6-DX	Mellanox ConnectX6-DX NIC
DCI	Downlink Control Information
DL	Downlink
DMRS	Demodulation Reference Signal
DOCA	A software framework that helps developers create applications and services on top of the NVIDIA BlueField networking platform
DPDK	Data Plane Development Kit
DU or O-DU	O-RAN Distributed Unit (a logical node hosting RLC/MAC/High-PHY layers based on a lower layer functional split.)
eAxC	Extended Antenna Carrier: a data flow for a single antenna (or spatial stream) for a single carrier in a single sector
eCPRI	Enhanced Common Public Radio Interface
FAPI	Functional Application Programming Interface
FH	Fronthaul
GDR	GPUDirect RDMA
H2D	Host-to-device memory
HDF5	A data file format used for storing test vectors. The HDF5 software library provides functions for reading and writing the test vector files
LDPC	Low-Density Parity Check Code
MIB	Master Information Block
MU-MIMO	Multi-User Multiple Input - Multiple Output
NIC	Network interface card
O-RAN	Open Radio Access Network
PBCH	Physical Broadcast Channel
PDCCH	Physical Downlink Control Channel
PDSCH	Physical Downlink Shared Channel
PUCCH	Physical Uplink Control Channel
PRACH	Physical Random Access Channel
PRB	Physical Resource Block
PUSCH	Physical Uplink Shared Channel
RAN	Radio Access Network
RE	Resource Element
REG	Resource Element Group
RB	Resource Block
RM	Reed-Muller
RU or O-RU	O-RAN Radio Unit: a logical node hosting Low-PHY layer and RF processing based on a lower layer functional split
SCF	Small Cell Forum
SIB/SIB1	System Information Block
SSB	Synchronization Signal Block
SU-MIMO	Single-User Multiple Input - Multiple Output
SyncE	Synchronous Ethernet: An ITU-T standard to provide a synchronization signal to network resources
TB	Transport Block
TTI	Transmission Time Interval
TV	Test Vector
UCI	Uplink Control Information
UE-EM	UE Emulator Test Equipment
UL	Uplink