Page 35 - ITU Journal Future and evolving technologies Volume 2 (2021), Issue 6 – Wireless communication systems in beyond 5G era

ITU Journal on Future and Evolving Technologies, Volume 2 (2021), Issue 6

ACKNOWLEDGEMENT
FDD Frequency‐Division Duplex
This work has been partly funded by the European Com‐ FEC Forward Error Correction
mission through the H2020 projects Hexa‐X (Grant Agree‐ FFT Fast Fourier Transform
ment no. 101015956), DEDICAT 6G (Grant Agreement FPGA Field Programmable Gate Array
no. 101016499) and RISE‐6G. This work has also been
partially funded by the German Research Foundation GANA Generic Autonomic Network‐
(DFG, Deutsche Forschungsgemeinschaft) as part of Ger‐ ing Architecture
many’s Excellence Strategy – EXC2050/1 – Project ID GERAN GSM RAN
390696704 – Cluster of Excellence “Centre for Tactile GNSS Global Navigation Satellite
Internet with Human‐in‐the‐Loop” (CeTI) of Technische System
Universität Dresden.
GOPS Giga‐Operations Per Second
GPRS General Packet Radio Service
ACRONYMS GSM Global System for Mobile Com‐
munications
3GPP 3rd Generation Partnership
Project
HAP High‐Altitude Platforms Hybrid
HARQ Automatic Repeat
AF Application Function
AI Arti icial Intelligence Request
AMC Autonomic Management and HEO High Earth Orbit
Control HSPA High Speed Packet Access
AMF Access and Mobility Manage‐ HSS Home Subscriber Server
ment Function
API Application Programming IaaS Infrastructure‐as‐a‐Service
IC
Interface Infrastructure SDN Controller
AR Augmented Reality IEEE Institute of Electrical and Elec‐
ARQ Automatic Repeat reQuest tronics Engineers
ASIC ic Integrated IETF Internet Engineering Task
Circuit Force
IMS IP‐Multimedia Subsystem
IMT International Mobile Telecom‐
BBU Baseband Unit
munications
IMT‐2000 International Mobile
CAPEX Capital Expenditure
CN Core Network Telecommunications‐2000
CPRI Common Public Radio Interface IoT Internet of Things
C‐RAN Cloud Radio Access Network IP Internet Protocol
CU Centralised Unit IRS Intelligent Re lecting Surfaces
ISG Industry Speci ication Group
ISO International Organization for
D2D Device‐to‐Device
Standardization
DE Decision‐making‐Element
DeNB Donor eNodeB ITU International Telecommunica‐
DRB Data Radio Bearer tion Union
DSP Digital Signal Processor ITU‐R ITU Radiocommunication
DU Distributed Unit Sector
ITU‐T ITU Telecommunication Stan‐
dardization Sector
EM Element Management
eMBB enhanced Mobile Broadband JSON JavaScript Object Notation
ENI Experiential Networked Intelli‐
gence
EPC Evolved Packet Core KPI Key Performance Indicators
EPS Evolved Packet System KVI Key Value Indicators
ETSI European Telecommunications
Standards Institute LAN Local Area Network
E‐UTRAN Evolved Universal Terrestrial LEO Low Earth Orbit
Radio Access Network LTE Long Term Evolution

© International Telecommunication Union, 2021 23