Tech-invite3GPPspecsSIPRFCs
Overview21222324252627282931323334353637384‑5x

Content for  TR 21.905  Word version:  17.0.0

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4.E  EWord‑p. 40
E-CID
Enhanced Cell-ID (positioning method)
E-GGSN
Enhanced GGSN
E-HLR
Enhanced HLR
E-RAB
E-UTRAN Radio Access Bearer
E-SMLC
Enhanced Serving Mobile Location Centre
E-TM
E-UTRA Test Model
E2E
End-to-End
EA
External Alarms
EAB
Extended Access Barring
EAP
Extensible Authentication Protocol
EARFCN
E-UTRA Absolute Radio Frequency Channel Number
EBSG
Elementary Basic Service Group
ECB
Electronic Code-book
ECC
Emergency Call Code
Elliptic Curve Cryptography
ECEF
Earth Centred, Earth Fixed
EC-EGPRS
Extended Coverage EGPRS [deprecated: replaced by EC-GSM-IoT]
ECGI
E-UTRAN Cell Global Identifier
EC-GSM-IoT
Extended Coverage GSM Internet of Things
ECI
Earth-Centered-Inertial
ECM
Error Correction Mode (facsimile)
EPS Connection Management
Ec/No
Ratio of energy per modulating bit to the noise spectral density
ECSD
Enhanced CSD
ECT
Explicit Call Transfer supplementary service
ECTRA
European Committee of Telecommunications Regulatory Affairs
EDC
Error Detection Code byte
EDGE
Enhanced Data rates for GSM Evolution
eDRX
Extended Discontinous Reception
EEL
Electric Echo Loss
EF
Elementary File (on the UICC)
EFR
Enhanced Full Rate
EFS
Error free seconds
EGPRS
Enhanced GPRS
EHPLMN
Equivalent Home PLMN
EIR
Equipment Identity Centre
Equipment Identity Register
EIRP
Equivalent Isotropic Radiated Power
EL
Echo Loss
EF
Elementary File
EM
Element Manager
eMBB
Enhanced MBB
EMC
ElectroMagnetic Compatibility
eMLPP
enhanced Multi-Level Precedence and Pre-emption
EMMI
Electrical Man Machine Interface
eNB
E-UTRAN Node B
evolved Node B
EP
Elementary Procedure
EPA
Extended Pedestrian A model
EPC
Enhanced Power Control
Evolved Packet Core
EPRE
Energy Per Resource Element
E-UTRA
Evolved UTRA
Evolved Universal Terrestrial Radio Access
E-UTRAN
Evolved UTRAN
Evolved Universal Terrestrial Radio Access Network
EPS
Evolved Packet System
EPCCH
Enhanced Power Control Channel
EPROM
Erasable Programmable Read Only Memory
ERP
Ear Reference Point
Equivalent Radiated Power
ERR
Error
ESD
Electrostatic discharge
ETNS
European Telecommunications Numbering Space
ETR
ETSI Technical Report
ETS
European Telecommunication Standard
ETSI
European Telecommunications Standards Institute
etu
elementary time unit
ETU
Extended Typical Urban model
ETWS
Earthquake and Tsunami Warning System
EUI
End-User Identity
EVA
Extended Vehicular A model
EVM
Error Vector Magnitude
Up

4.F  FWord‑p. 42
FA
Full Allocation
Fax Adaptor
FAC
Final Assembly Code
FACCH
Fast Associated Control CHannel
FACCH/F
Fast Associated Control Channel/Full rate
FACCH/H
Fast Associated Control Channel/Half rate
FACH
Forward Access Channel
FAUSCH
Fast Uplink Signalling Channel
FAX
Facsimile
FB
Frequency correction Burst
FBI
Feedback Information
FCC
Federal Communications Commission
FCCH
Frequency Correction CHannel
FCI
File Control Information
FCP
File Control Parameter
FCS
Frame Check Sequence
FDD
Frequency Division Duplex
FDM
Frequency Division Multiplex
FDMA
Frequency Division Multiple Access
FDN
Fixed Dialling Number
FDR
False transmit format Detection Ratio
FEC
Forward Error Correction
FER
Frame Erasure Rate, Frame Error Rate
FFS
For Further Study
FFT
Fast Fourier Transformation
FH
Frequency Hopping
FLO
Flexible Layer One
FM
Fault Management
FMC
Fixed Mobile Convergence
FN
Frame Number
FNUR
Fixed Network User Rate
FP
Frame Protocol
FPLMN
Forbidden PLMN
FR
Full Rate
FRC
Fixed Reference Channel
FTAM
File Transfer Access and Management
ftn
forwarded-to number
Up

4.G  G

G-RNTI
GERAN Radio Network Temporary Identity
GAGAN
GPS Aided Geo Augmented Navigation
GBR
Guaranteed Bit Rate
GC
General Control (SAP)
GCR
Group Call Register
GERAN
GSM EDGE Radio Access Network
GGSN
Gateway GPRS Support Node
GID1
Group Identifier (level 1)
GID2
Group Identifier (level 2)
GLONASS
GLObal'naya NAvigatsionnaya Sputnikovaya Sistema (Engl.: Global Navigation Satellite System)
GMLC
Gateway Mobile Location Centre
GMM
GPRS Mobility Management
GMSC
Gateway MSC
GMSK
Gaussian Minimum Shift Keying
GNSS
Global Navigation Satellite System
GP
Guard Period
GPA
GSM PLMN Area
GPRS
General Packet Radio Service
GPS
Global Positioning System
GRA
GERAN Registration Area
GSA
GSM System Area
GSIM
GSM Service Identity Module
GSM
Global System for Mobile communications
GSN
GPRS Support Nodes
GT
Global Title
GTP
GPRS Tunneling Protocol
GTP-U
GPRS Tunnelling Protocol for User Plane
GTT
Global Text Telephony
GUMMEI
Globally Unique MME Identifier
GUP
3GPP Generic User Profile
Up

4.H  HWord‑p. 43
H-CSCF
Home CSCF
HANDO
Handover
HARQ
Hybrid ARQ, Hybrid Automatic Repeat Request
HCS
Hierarchical Cell Structure
HDLC
High Level Data Link Control
HE
Home Environment
HE-VASP
Home Environment Value Added Service Provider
HF
Human Factors
HFN
HyperFrame Number
HHO
Hard Handover
HLC
High Layer Compatibility
HLR
Home Location Register
HN
Home Network
HO
Handover
HOLD
Call hold
HPLMN
Home Public Land Mobile Network
HPS
Handover Path Switching
HPU
Hand Portable Unit
HR
Half Rate
HRPD
CDMA2000 High Rate Packet Data
HRR
Handover Resource Reservation
HSCSD
High Speed Circuit Switched Data
HSDPA
High Speed Downlink Packet Access
HSN
Hopping Sequence Number
HSPA
High Speed Packet Access
HSS
Home Subscriber Server
HSUPA
High Speed Uplink Packet Access
HTTP
Hyper Text Transfer Protocol
HTTPS
Hyper Text Transfer Protocol Secure (https is http/1.1 over SSL, i.e. port 443)
HU
Home Units
Up

4.I  I

I-Block
Information Block
I-ETS
Interim European Telecommunications Standard
I/O
Input/Output
I
Information frames (RLP)
IA
Incoming Access (closed user group SS)
IAM
Initial Address Message
IC
Integrated Circuit
Interlock Code (CUG SS)
IC(pref)
Interlock Code of the preferential CUG
ICB
Incoming Calls Barred (within the CUG)
ICC
Integrated Circuit Card
ICCID
Integrated Circuit Card Identification
ICD
Interface Control Document
ICGW
Incoming Call Gateway
ICI
Incoming Call Information
ICIC
Inter-Cell Interference Coordination
ICM
In-Call Modification
ICMP
Internet Control Message Protocol
ICS
In-Channel Selectivity
ICT
Incoming Call Timer
ID
Identifier
IDFT
Inverse Discrete Fourier Transform
IDL
Interface Definition Language
IDN
Integrated Digital Network
IDNNS
Intra Domain NAS Node Selector
IE
Information Element
IEC
International Electrotechnical Commission
IED
Information Element Data
IEEE
Institute of Electrical and Electronics Engineers
IEI
Information Element Identifier
IEIDL
Information Element Identifier Data Length
IETF
Internet Engineering Task Force
IF
Infrastructure
IFD
Interface Device
IFOM
IP FlOw Mobility
IFS
Information Field Sizes
IFSC
Information Field Size for the UICC
IFSD
Information Field Size for the Terminal
IHOSS
Internet Hosted Octet Stream Service
IIOP
Internet Inter-ORB Protocol
IK
Integrity key
IM
Intermodulation
IP Multimedia
IMA
Inverse Multiplexing on ATM
IMC
IMS Credentials
IMEI
International Mobile Equipment Identity
IMGI
International mobile group identity
IMPI
IP Multimedia Private Identity
IMPU
IP Multimedia PUblic identity
IMS
IP Multimedia Subsystem
IMSI
International Mobile Subscriber Identity
IMT-2000
International Mobile Telecommunications 2000
IMUN
International Mobile User Number
IN
Intelligent Network
Interrogating Node
INAP
Intelligent Network Application Part
INF
INFormation field
IoT
Internet of Things
IP
Internet Protocol
IP-CAN
IP-Connectivity Access Network
IP-M
IP Multicast
IPv4
Internet Protocol Version 4
IPv6
Internet Protocol Version 6
IR
Infrared
IRP
Integration Reference Point
IS
Interface Specification
ISC
International Switching Centre
ISCP
Interference Signal Code Power
ISDN
Integrated Services Digital Network
ISIM
IM Services Identity Module
ISO
International Organisation for Standardisation
ISP
Internet Service Provider
ISUP
ISDN User Part
IT
Information Technology
ITC
Information Transfer Capability
ITU
International Telecommunication Union
ITU-R
Radiocommunication Sector of the ITU
IUI
International USIM Identifier
IUT
Implementation Under Test
IWF
InterWorking Function
I-WLAN
Interworking WLAN
IWMSC
InterWorking MSC
IWU
Inter Working Unit
Up

4.J  JWord‑p. 45
JAR file
Java Archive File
JCRE
Java Card™ Run Time Environment
JD
Joint Detection
JNDI
Java Naming Directory Interface
JP
Joint Predistortion
JPEG
Joint Photographic Experts Group
JTAPI
Java Telephony Application Programming Interface
JVM
Java™ Virtual Machine

4.K  K

k
Windows size
K
Constraint length of the convolutional code
USIM Individual key
kbps
kilo-bits per second
Kc
Ciphering key
Ki
Individual subscriber authentication key
KPI
Key Performance Indicator
KSI
Key Set Identifier
ksps
kilo-symbols per second

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