5G Abbreviations (Top 300)
- 3GPP 3rd Generation Partnership Project
- 5G Fifth Generation Mobile Networks
- 5GC Fifth Generation Core
- 5G EIR 5G Equipment Indentity Register
- 5QI 5G QoS Indentifier
- AAA Authentication, Authorization & Account
- AAS Active Antenna Systems
- ACDC Application Specific Congestion Control for Data Communication
- ACS Adjacent Channel Selectivity
- ADC Application Detection and Control
- AESE Architecture Enhancements for Service Capability Exposure
- AF Application Function
- AKA Authentication & Key Agreement
- AMF Access and Mobility Management Function
- ANR Automatic Neighbor Relation
- API Application Program Interface
- APN Access Point Name
- APs Access Points
- ARP Allocation Retention & Priority
- ARPF Authentication Credential Repository & Processing Function
- AUSF Authentication Server Function
- BBU BaseBand Unit
- BF Beamforming
- BL Bandwidth Reduced Low Complexity
- BM-SC Broadcast Multicast Service Center
- BPF Beamforming Processing Function
- BSR Buffer Status Report
- BSSID Basic Service Set Identification
- CA Carrier Aggregation
- CAGR Compound Annual Growth Rate
- CAPEX Capital Expenses
- CCA Clear Channel Assessments
- CDMA Code Division Multiple Access
- CELL_PCH Cell Paging Channel
- CELL_FACH Cell Forward Access Channel
- CHF Charging Function
- CHAP Challenge Handshake Authentication Protocol
- CIOT Cellular IoT
- CM Configuration Management
- CM Cubic Metric
- CMS Communication and Media Solutions
- cMTC Critical Machine Type Communications
- CN Core Network
- CoMP Coordinated Multi-Point Transmission and Reception
- CRI CSI-RS Resource Indicator
- CS Circuit Switched
- CSI Channel State Information
- CSI-RS Channel-State Information Reference Symbol
- CTIA Cellular Telecommunication Industry Association
- CU Control/ User Plane OR Central Unit
- CUPS Control and User Plane Separation
- CP Control Plane
- D2D Device-to-Device
- DAI Downlink Assignment Index
- DASH Dynamic Adaptive Streaming Over HTTP
- DB Database/ Dual Band
- DB-DC Dual Band Dual Cell
- DC Dual Connectivity
- DC-HSPA Dual Cell High Speed Packet Access
- DCN Dedicated Core Network
- DDN Downlink Data Notification
- DCF Distributed Coordination Function
- DCI Downlink Control Indicator
- DC-HSPA Dual Carrier-High Speed Packet Access
- DCN Dedicated Core Network
- DÉCOR Dedicated Core Networks
- DFS Dynamic Frequency Selection
- DL Downlink
- DM Domain Manager
- DMRS Demodulation Reference Signal
- DN Data Network
- DPDK Data Plane Development Kit
- DRB Data Radio Bearer
- DRB Data Resource Bearer
- DRS Discovery Reference Signals
- DSCP Differentiated Services Code point
- DRX Discontinuous Reception
- DSM IPv6 Dual Stack-Mobile Internet Protocol version 6
- DTLS Datagram Transport Layer Security
- DTX Discontinuous Transmissions
- DU Distributed Unit
- EAP Extensive Authentication Protocol
- EBF Elevation Beam Forming
- EC Enhanced Coverage
- ECGI E-UTRAN Cell Global Identifier
- ECM-IDLE EPS Connection Management IDLE
- ED Energy Detection
- eDEC Enhanced Dedicated Core
- eDECOR Enhanced Dedicated Core Network
- eLAA Enhanced LAA
- eLWA Enhanced LWA
- EIRP Equivalent Isotropic Radiated Power
- EIS Equivalent Isotropic Sensitivity
- EM Element Manager
- eMBB Enhanced Mobile Broadband
- eMBMS Evolved Multimedia Broadcast Multicast Service
- EMTC Enhanced Machine Type Communication
- EN-DC E-UTRAN New Radio Dual Connectivity
- EPC Evolved Packet Core also known as System Architecture Evolution (SAE)
- EPC/SAE Evolved Packet Core/System Architecture Evolutions
- ePDG Evolved Packet Data Gateway
- EPDCCH Enhanced Physical Downlink Control Channel
- EPS Evolved Packet System
- E-RNTI E-DCH Radio Network Transaction Identifier
- ETSI European Telecommunications Standards Institute
- E-UTRAN Evolved Universal Terrestrial Radio Access Network (based on OFDMA)
- EVS Enhanced Voice Services
- EVR Error Vector Magnitude
- eV2X Enhanced V2X FCC Federal Communications Commission
- FCAPS Fault, Configuration, Accounting, Performance, Security
- F-DPCH Fractional Dedicated Physical Channel
- Fe Further Enhancements
- FeICIC Further Enhanced Inter-Cell Interference Coordination
- FFS Further Study FM Fault Management
- FNPRM Further Notice of Proposed Rule Making
- FOMA Freedom of Mobile Multimedia Access
- FTA Free-To-Air
- FTL Frequency Tracking Loop
- FTV Free-to-View
- GBR Guaranteed Bit Rate
- GCS AS Group Communication System Application Server
- GGSNs Gateway
- GPRS Support Nodes
- GNSS Global Navigation Satellite System
- GPRS General Packet Radio Service
- GROUPE Group Based Enhancement
- GTP General Packet Radio Service Tunneling Protocol
- GTP-C GPRS Tunneling Protocol – Control
- GTP-U GPRS Tunneling Protocol User Plane
- GUMMEI Globally Unique Mobility Management Entity Identifier
- GUTI Globally Unique Temporary Identify
- GW GateWay
- GWCN GateWay Core Network
- HARQ Hybrid Automatic Repeat Request
- HESSID Homogeneous Extended Service Set IDentification
- HLCom High Latency Communications
- HLR Home Location Register
- HO Handover
- HPLMNs Home Public Land Mobile Networks
- H-RNTI HS-DSCH Radio Network Transaction Identifier
- HN Home Network
- HSS Home Subscriber Server
- IC Interference Cancellation
- ICIC Inter-Cell Interference Coordination
- ICS IMS Centralized Services
- ICSCF Interrogating Cell Session Control Function
- IE Information Element
- IEEE Institute of Electrical and Electronics Engineers
- IFOM Internet Protocol Flow Mobility and seamless
- WLAN Offload
- IMPI IP Multimedia Private Identity
- IMPU IP Multimedia Public User identity
- IMS Internet Protocol Multimedia Subsystem
- IMSI International Mobile Subscriber Identity
- IMT International Mobile Telecommunications
- InH Indoor Hotspot
- Inter-RAT Inter- Radio Access Technology
- IoT Internet of Things
- ISD Inter-Site Distance
- ISG Information Services Group ISO International Standards Organization
- ILPC Inner Loop Power Control
- IP Internet Protocol
- IRC Interference Rejection Combining
- ITU International Telecommunications Union
- ITU-T ITU-Telecommunication Standardization Bureau
- KPIs Key Performance Indicators
- LAA Licensed Assisted Access
- LBT Listen-Before-Talk
- L-CWIC Linear – CodeWord level successive – Interference Cancellation
- LCM Life Cycle Management
- LI Lawful Intercept
- LIR Location Information Request
- LSA Licensed Shared Access
- LPWA Low Power Wide Area
- LWA LTE Wireless Local Area Network Aggregation
- LWIP LTE-WLAN Radio Level Integration with IPsec Tunnel
- LWIPEP LWIP Encapsulation Protocol
- M2M Machine-to-Machine
- MA Multiple Access
- MANO Management Nodes
- MBMS Multimedia Broadcast Multicast Services
- MBMS-GW Multimedia Broadcast Multicast Services – Gateway
- MBR Maximum Bit Rate
- MBS Metropolitan Beacon System
- MBSFN Multicast Broadcast Single Frequency Networks
- MCE Multi-cell/Multicast Coordination Entity MCG MeNB Cell Group
- MCCH Multicast Control Channel
- MCL Maximum Coupling Loss
- MCPTT Mission Critical Push-to-Talk
- MCOT Maximum Channel Occupancy Times
- MDT Mobile Data Terminal
- MGCF Media Gateway Control Function
- MEC Mobile Edge Computing
- MMEGI MME Group Identity
- MeNB Macro Evolved NodeB
- MIMO Multiple-Input Multiple-Output
- MIOT Massive Internet of Things
- MLB Mobility Load Balancing
- MME Mobility Management Entity
- MMSE Minimum Mean Square Error
- mMTC Massive Machine Type Communications
- mmWave Millimeter Wave
- MNO Mobile Network Operator
- MO Mobile Originated
- MOCN Multi-Operator Core Network
- MOI Management Object Instance
- MONTE Monitoring Enhancement
- MPDCCH MTC Physical Downlink Control Channel
- MPS Multimedia Priority Service
- MRO Mobility Robustness Optimization
- MSCS/MGW Mobile Switching Center – Server/Media Getaway
- MT Mobile Terminated
- MTC Machine Type Communications
- MTC-M2M Machine Type Communications/Machineto-
Machine - MTC_SIB Machine Type Communication System Information Block
- MU-MIMO Multi-User Multiple-Input Multiple-Output
- MUST Multi-User Superposition Transmission
- MWC Mobile World Congress
- NAIC Network Assisted Interference Cancellation
- NAS Non-Access Stratum NAS Network Access Sever
- NBIFOM Network-Based Internet Protocol Flow Mobility
- NB-IoT Narrowband IoT
- NE-DC NR E-UTRA Dual Connectivity
- NFC Near Field Communications
- NG Next Generation
- NGAP NG Application Protocol
- NGC Next Generation Core
- NGMN Next Generation Mobile Networks Alliance
- NG– RAN Next Generation Radio Access Network
- NGS Next Generation System
- NFV Network Function Virtualization
- NM Network Management
- 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 Channell
- NSA Non-Standalone
- NSD Network Service Descriptors
- NRS Narrowband Reference Signal
- NR New Radio
- NSWO Non-Seamless WLAN Offload
- NWDAF Network Data Analytics Function
- OAM Operations, Administration and Maintenance
- OCC Optical Communication Channel
- OCS Online Charging System
- OFCS Offline Charging System
- OFDM Orthogonal Frequency Division Multiplexing
- OEMs Original Equipment Manufacturers
- OMA Open Mobile Alliance
- OoBTC Out-of-Band Transcoder Control
- OPEX Operating Expenses
- OTA Over-The-Air
- OTDOA Observed Time Difference of Arrival
- OTT Over-the-Top PAP Password Authentication Protocol
- PAPR Peak-to-Average-Power Ratio
- PAR Packet Arrival Rate
- PCC Policy and Charging Control
- PCEF Policy and Charging Enforcement Function
- PCF Policy Control Function
- PCell Primary Cell
- PCF Policy Control Function
- PCRF Policy Control and Charging Rules Function
- PC-SCF Proxy Call Session Control Function
- PCO Protocol Configuration Options
- PDCCH Physical Downlink Control Channel
- PDCP Packet Data Convergence Protocol
- PDN Public Data Network
- PDR Packet Drop Rate
- PDN-GW Packet Data Network Gateway
- PDU Packet Data Unit/ Protocol Data Unit
- P-GW Public Data Network Gateway
- PHR Power Head Room
- PLMN Public Land Mobile Network
- PM Performance Management
- PMCH Physical Multicast Channel
- PPF Packet Processing Function
- PS Packet Switched
- PSCell Primary SCell
- PSID Public Service ID
- PSM Power Saving Mode
- P-TMSI Packet Temporary Subscriber Identity Mode PO Paging Occasions
- ProSe Proximity Services
- ProSe/D2D Proximity Services / Device to Device
- PSD Power Spectral Density PSM Power Saving Mode
- PTT Push-to-Talk
- QCI QoS Class Identifier
- QFI QoS Flow ID
- QoE Quality of Experience
- QoS Quality of Service
- RACH Random Access Channel
- RADIUS AAA Remote Authentication Dial In User Service for Authentication, Authorization, and Accounting management for computers to connect and use a network service
- RAN Radio Access Network
- RATG Radio Access Technique Group
- RAU Routing Area Update
- RCF Radio Control Function RE Resource Element REST Representation State Transfer
- RESTful Representation State Transfer based
- RMa Rural Macro
- R-ML Reduced Complexity ML
- ROHC Robust Header Compression
- RNTP Relative Narrowband Tx Power
- RPF Repetition Factor
- RRC Radio Resource Control
- RRH/RRU/ RU Remote Radio Head/Remote Radio Unit/ Radio Unit
- RRM Radio Resource Management
- RSRP Reference Signal Received Power
- RSRQ Reference Signal Received Quality
- RSU Road Side Unit
- RTP Real-time Transport Protocol
- RV Redundancy Version
- RXU Receiver Units
- SA System Architecture/ Stand Alone
- SAND Server and Network Assisted DASH
- SBI Service Based Interface
- SC Service Continuity
- SC-FDMA Synchronization Channel-Frequency Division Multiple Access
- SCG SeNB Cell Group
- SCG Secondary Cell Group
- SCM Security Context Management
- SCEF Service Capability Exposure Function SD Interface between PCRF and TDF
- SDN Software-Defined Networking
- SDOs Standards Development Organization
- SDS Short Data Service
- SDU Service Data Unit SEA Security Anchor Function
- SEM Spectrum Emissions Mask
- SEPP Security Edge Protection Proxy
- SeGW Security Gateway SFN Single Frequency Network
- SGSNs Serving GPRS Support Nodes
- SGW Serving Gateway
- SIPTO Selected Internet Protocol Traffic Offload
- SLIC Symbol Level – Interference Cancellation
- SM Spatial Multiplexing
- SMi Suburban Micro
- SMARTER Services and Markets Technology Enablers
- SMF Session Management Control Function
- SMSF Short Message Service Function
- SN Sequence Number
- SON Self-Optimizing or Self-Organizing Network
- SRB Signaling Resource Bearer
- SRS Sounding Reference Signal
- SRVCC Single Radio Voice Call Continuity
- SSID Service Set Identification
- STA Station
- TA Tracking Area
- TAB Transceiver Array Boundary
- TAS Telephony Application Server
- TAU Tracking Area Update
- TBS Transport Block Size/Terrestrial Beacon System
- TC Traffic Class
- TCCE TETRA and Critical Communications Evolution TDD Time Division Duplex
- TDF Traffic Detection Function
- TETRA Terrestrial Trunked Radio
- ToS Type of Service
- TPC Transmit Power Control
- TPR Technical Performance Requirement
- TrFO Transcoder Free Operation
- TRP Transmission Reception Point
- TLS Transport Layer Security
- TSN Time Sensitive Networking
- TTI Transmit Time Travel
- TXU Transmitter Unit
- UDM Unified Data Management
- UDR United Data Repository
- UIC International Union of Railways
- Uma Urban Macro
- UMi Urban Micro
- UPCON User Plane Congestion Management
- UPGW User Plane Gateway
- UPF User-Plane Function
- UPT User Perceived Throughput
- URLLC Ultra-Reliable Low Latency Communications
- USIM Universal Subscriber Identity Module
- UTDOA Uplink Time Difference of Arrival
- V2X Vehicle-to-Everything
- VCC Voice Call Continuity
- VNF Virtualization of Network Functions
- VoLTE Voice-over-LTE
- VoNR Voice-over-New Radio
- ViLTE Video over LTE
- WI Work Item
- WID Work Item Description
- WebRTC Web Real-Time Communication
- wIMPU wildcard IMS Public Identity
- WLAN Wireless Local Area Network
- WT WLAN Termination
- XnAP Xn Application Protocol
- Xw-C Xw Control Plane Interface
- Xw-AP Xw Application Protocol
- Xw-U Xw User Plane Interface