Abbreviation	Description
5G	Fifth Generation
6G	Sixth Generation
AF	Application Functions
AI	Artificial Intelligence
AL	Application Layer
AP	Access Point
AR	Augmented Reality
ASL	Application Sub-Layer
AuF	Authentication Function
BLE	Bluetooth Low Energy
BSS	Basic Service Set
CoAP	Constrained Application Protocol
CoJP	Constrained Join Protocol
CPPS	Cyber Physical Production Systems
CSMA/CA	Carrier Sense with Multiple Access Collision Avoidance
DLL	Data Link Layer
DMAP	Device Management Application Process
DT	Digital Twins
EDCA	enhanced distributed channel access
EHT	Extremely High Throughput
eMBB	enhanced Mobile Broadband
FR	Frequency Range
HMI	Human-Machine Interactions
IO	Input Output
IOLW	IO-Link Wireless Systems Extensions
IoT	Internet of Things
ISM	Industrial, Scientific and Medical
IT	Information Technology
LDPC	Low-Density Parity Check
LPWAN	Low-Power Wide Area Networks
LPWAN	Low-Power Wide-Area Network
LTE	Long Term Evolution
M2M	Machine-to-Machine
MAC	Medium Access Control
MIC	Message Integrity Check
MMCF	Mobility Management Control
mMTC	massive Machine-Type Communications
MU-MIMO	Multi-User Multiple Input Multiple Output
NB-IoT	Narrowband-Internet of Things
NFC	Near-Field Communication
NFV	Network Function Virtualization
NR	New Radio
NS	Network Slicing
OFDM	Orthogonal Frequency-Division Multiplexing
OT	Operating Technology
OWC	Optical Wireless Communication
PAN	Private Area Network
PF	Policy Function
PHY	Physical Layer
PLC	Programmable Logic Controller
RANs	Radio Access Networks
RFID	Radio-Frequency IDentification
RTA	Real-Time Application
RTT	Round Trip Time
RU	Resource Unit
SDBF	Subscriber Database Function
SDMA	Spatial Division Multiple Access
SDN	Software Defined Networking
SF	Spreading Factor
SMCF	Session Management, Control Function
SNR	Signal-to-Noise ratio
TDMA	Time-Division Multiple Access
TSCH	Time Slotted Channel Hopping
TSN	Time-Sensitive Networks
TWT	Target Wake Time
UAO	User Application Objects
UAP	User Application Process
UDP	User Datagram Protocol
UPF	User Plane Function
URLLC	Ultra Reliable Low-Latency Communications
UWB	Ultra-Wideband
VR	Virtual Reality
WISA	Wireless Interface for Sensors and Actuators
WLAN	Wireless Local Area Networks
WLAN	Wireless Local Area Networks
WSAN-FA	Wireless Sensor Actuator Network for Factory Automation
WSN	Wireless Sensor Networks
LD	Linear dichroism