5G Abbreviations (Top 300)

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  • 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

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