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Wimax
Acronym Description
AAA Authentication, Authorization, and Accounting
AAS Advanced Antenna Systems
ADSL Asymmetric Digital Subscriber LoopAES Advanced Encryption Standard
ARQ Automatic Repeat Request
ASN Access Services Network
ASP Application Service Provider
BPSK Binary Phase Shift Keying
BWA Broadband Wireless Access
CCK Complementary Coded Keying
CLEC Competitive Local Exchange Carrier
CIR Committed Information Rate
CSMA/CA Carrier Sense Multiple Access with Collision Avoidance
CSMA/CD Carrier Sense Multiple Access with Collision Detection (Ethernet)
DCF Distributed Control Function
DES Digital Encryption Standard
DSL Digital Subscriber Line
DSSS Direct Sequence Spread Spectrum
EDCA Enhanced Distributed Control Access
ETSI European Telecommunications Standards Institute
ED-VO Enhanced Version-Data Only (Data Optimized)
FCC Federal Communications Commission
FDD Frequency Division Duplex
FDX Full Duplex
FEC Forward Error Correction
FHSS Frequency Hopping Spread SpectrumHz Hertz (Prefix Kilo = Thousands, Mega = Millions, Giga = Billions)
HARQ Hybrid-ARQ
HIPERMAN High-Performance Metropolitan Area Network
HUMAN High-speed Unlicensed Metropolitan Area Network
IEEE Institute of Electrical and Electronic Engineers
IETF Internet Engineering Task Force
ILEC Incumbent Local Exchange Carrier
ISDN Integrated Services Digital Network
ISM Industrial, Scientific, and Medical
ITU International Telecommunications Union
LAN Local Area Network
LR Location Register
LS Least Squares
MAC Media Access Control
MBS Multicast Broadcast Service
MIMO Multiple Input-Multiple Output
MMDS Multi-channel Multipoint Distribution Service
MMS Multimedia Messaging Service
MPDU MAC Protocol Data Unit
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LTE
Acronym Description
3GPP Third Generation Partnership Project
3GPP2 Third Generation Partnership Project 2
4G Fourth Generation Wireless SystemsAAA Authentication, Authorization and Accounting
AAS Adaptive Antenna System
AC Authentication Center
ACK Acknowledge or Acknowledgement
AM Acknowledged Mode
AMBR Aggregate Maximum Bit Rate
AMC Adaptive Modulation and Coding
AN Access Network
APN Access Point Name
ARP Address Resolution Protocol
ARP Allocation and Retention Priority
ARQ Automatic Repeat reQuest
AS Access Stratum
AS Application Server
BCCH Broadcast Control Channel
BCH Broadcast Channel
BER Bit Error Rate
BLER Block Error Rate
BPSK Binary Phase Shift Keying
BW Bandwidth
C-RNTI Cell Radio Network Temporary Identity
CDMA Code Division Multiple Access
CE Cyclic ExtensionCFI Channel Format Indicator
CN Core Network
CoA Care Of Address
CP Cyclic Prefix
CQI Channel Quality Indicator
CRC Cyclic Redundancy Check
CS Circuit-Switched
CS-CN Circuit Switched Core Network
CSCF Call Session Control Function
CSI Channel State Information
DCCH Dedicated Control Channel
DCI Downlink Control Information
DFT Discrete Fourier Transform
DHCP Dynamic Host Configuration Protocol
DL Downlink
DL-SCH Downlink Shared Channel
DRA Dynamic Resource Allocation
DRX Discontinuous Reception
DS Direct Spread
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DSCP Differentiated Service Code Point
DTCH Dedicated Traffic Channel
DTX Discontinuous Transmission
E-UTRA Evolved UMTS Terrestrial Radio Access
E-UTRAN Evolved UMTS Terrestrial Radio Access Network
ECM EPS Connection Management
eNB E-UTRAN Node B
EMM EPS Mobility ManagementEPC Evolved Packet Core
EPS Evolved Packet System
ESP Encapsulating Security Payload
EUTRAN Evolved UTRAN
EV-DO Evolution for Data Optimized
FA Foreign Agent
FDD Frequency Division Duplex
FDM Frequency Division Multiplexing
FDMA Frequency Division Multiple Access
FEC Forward Error Correction
FFT Fast Fourier Transform
FMC Fixed Mobile Convergence
GBR Guaranteed Bit Rate
GGSN Gateway GPRS Support Node
GI Guard Interval
GP Guard Period
GPRS General Packet Radio Service
GSM Global System for Mobile Communication
GUTI Globally unique Temporary UE identity
GUMMEI Globally Unique MME Identity
GT Guard Time
GTP GPRS Tunneling Protocol
GTP-U GTP User planeGW Gateway
H-FDD Half-Frequency Division Duplex
HA Home Agent
H-ARQ Hybrid ARQ
HDTV Hi Definition TV
HLR Home Location Register
HO Handover
HPLMN Home PLMN
HSDPA High Speed Downlink Packet Access
HSPA High Speed Packet Access
HSS Home Subscriber Server
HSUPA High Speed Uplink Packet Access
ICI Inter-Carrier Interference
ICIC Inter-cell Interference Coordination
IDFT Inverse Discrete Fourier Transform
IEEE Institute of Electrical and Electronics Engineers
IETF Internet Engineering Task Force
IFFT Inverse Fast Fourier Transform
IMEI International Mobile Equipment Identity
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IMS IP Multimedia Subsystem
IMSI International Mobile Subscriber Identity
IMT International Mobile Telecommunication
IN Intelligent Networks
IP Internet Protocol
IPSec Internet Protocol Security
IPv4 Internet Protocol version 4
ISI Inter-Symbol InterferenceISUP ISDN Signaling User Part
ITU International Telecommunication Union
kbps kilo-bits per second
KHz Kilo Hertz
L1 Layer 1 (physical layer)
L3 Layer 3 (network layer)
LB Load Balancing
LCR Low Chip Rate
LI Lawful Intercept
LTE Long Term Evolution
MAC Medium Access Control
MAC Message Authentication Code
MBMS Multimedia Broadcast Multicast Service
MBR Maximum Bit Rate
MBSFN MBMS Single Frequency Network
MCCH Multicast Control Channel
MCH Multicast Channel
MCM Multi-Carrier Modulation
ME Mobile Equipment
MGCF Media Gateway Control Function
MGW Media Gateway
MHz Mega Hertz
MIB Master Information BlockMIMO Multiple Input Multiple Output
MIP Mobile IP
MISO Multiple Input Single Output
MMD Multimedia Domain
MME Mobility Management Entity
MMEGI MME Group Identity
MMS Multimedia Messaging Service
MS Mobile Station
MSC Mobile Switching Center
MTCH MBMS Traffic Channel
NACK Negative ACK
NAS Non-Access Stratum
NBM Network Based Mobility
OFDM Orthogonal Frequency Division Multiplexing
OFDMA Orthogonal Frequency Division Multiple Access
OSS Operations System Support
P-GW PDN Gateway
P-SCH Primary Synchronization Channel
PAPR Peak-to-Average Power Ratio
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PBCH Physical Broadcast Channel
PCCH Paging Control Channel
PCH Paging Channel
PCFICH Physical Control Format Indicator Channel
PCRF Policy and Charging Rule Function
PDCCH Physical Dedicated Control Channel
PDCP Packet Data Convergence Protocol
PDN Packet Data NetworkPDP Packet Data Protocol
PDP Policy Decision Point
PDSCH Physical Downlink Shared Channel
PDU Protocol Data Unit
PHICH Physical Hybrid ARQ Indicator Channel
PHY Physical Layer
PLMN Public Land Mobile Network
PMCH Physical Multicast Channel
PMIP Proxy MIP
PN Pseudo-random Noise
PRACH Physical Random Access Channel
PRB Physical Resource Block
PRI Primary Rate Interface
P-RNTI Paging Radio Network Temporary Identity
PSDU Protocol Service Data Unit
PSTN Public Switched Telephone Network
PUCCH Physical Uplink Control Channel
PUSCH Physical Uplink Shared Channel
QAM Quadrature Amplitude Modulation
QCI QoS Class Identifiers
QoS Quality of Service
QPSK Quadrature Phase Shift Keying
RACH Random Access ChannelRAN Radio Access Network
RAT Radio Access Technology
RB Radio Bearer
RB Resource Block
RF Radio Frequency
RLC Radio Link Control
ROCH Robust Header Compression
RRC Radio Resource Control
RRM Radio Resource Management
RSRP Reference Symbol Received Power
RSSI Received Signal Strength Indicator
S-GW Serving Gateway
S1-U S1 - User Plane
SAE System Architecture Evolution
SC Single Carrier
SC-FDMA Single Carrier - Frequency Division Multiple Access
SCH Synchronization Channel
SCTP Stream Control Transmission Protocol
SDMA Space (or Spatial) Division Multiple Access
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SDF Service Data Flows
SDU Service Data Unit
SG Signaling Gateway
SI System Information
SI-1 System Information message 1
SIB System Information Block
SIMO Single Input Multiple Output
SIP Session Initiation ProtocolSIR Signal-to-Interference Ratio
SMS Short Message Service
SN Service Node
SNR Signal-to-Noise Ratio
SOFDMA Scalable Orthogonal Frequency Division Multiplexing Access
SRNC Serving Radio Network Controller
STC Space Time Coding
TA Tracking Area
TAI Tracking Area Identifier
TDD Time Division Duplex
TEID Tunnel Endpoint Identifier
TFT Traffic Flow Template
TM Transparent Mode
TTI Transmission Time Interval
UCI Uplink Control Information
UDP User Datagram Protocol
UE User Equipment
UL Uplink
UL-SCH Uplink Shared Channel
UM Unacknowledged Mode
UMA Unlicensed Mobile Access
UMTS Universal Mobile Telecommunications System
UpPTS Uplink Pilot Time SlotUpTS Uplink Time Slot
VoIP Voice over Internet Protocol
VPLMN Visited PLMN
VRB Virtual Resource Blocks
WCDMA Wideband Code Division Multiple Access
Wi-Fi Wireless Fidelity
WiMAX Worldwide Interoperability for Microwave Access
WLAN Wireless Local Area Networks
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LTE Acronyms
LTE Wireless Networking Acronym Guide
This list is provided as a resource to help understand the acronyms in the wireless n
1xEV-D 1x Evolution for Data Optimized
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3GPP
Third
Generati
onPartners
hip
Project
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3GPP2
Third
Generati
on
Partners
hip
Project 2
4G
Fourth
Generati
on
Wireless
Systems
AAA
Authenti
cation,
Authoriz
ation
and
Accounti
ng
AAS
Adaptive
Antenna
System
AC
Authenti
cationCenter
ACK
Acknowl
edge or
Acknowl
edgeme
nt
AM
Acknowl
edged
Mode
AMBR
Aggrega
te
Maximu
m Bit
Rate
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AMC
Adaptive
Modulati
on and
Coding
ANAccessNetwork
APN
Access
Point
Name
ARP
Address
Resoluti
on
Protocol
ARP
Allocatio
n and
Retentio
n Priority
ARQ
Automat
ic
Repeat
reQuest
AS
Access
Stratum
AS
Applicati
on
Server
BCCH
Broadca
st
Control
Channel
BCH
Broadcast
Channel
BER
Bit Error
Rate
BLER
Block
Error
Rate
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BPSK
Binary
Phase
Shift
Keying
BW
Bandwid
th
C-RNTI
Cell
Radio
Network
Tempor
ary
Identity
CDMA
Code
Division
Multiple
Access
CE
Cyclic
Extensio
n
CFI
Channel
Format
Indicator
CNCoreNetwork
CoA
Care Of
Address
CP
Cyclic
Prefix
CQI
Channel
Quality
Indicator
CRC
Cyclic
Redund
ancy
Check
CS
Circuit-
Switche
d
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CS-CN
Circuit
Switche
d Core
Network
CSCF
Call
Session
Control
Function
CSI
Channel
State
Informati
on
DCCH
Dedicate
d
Control
Channel
DCI
Downlin
k
Control
Informati
on
DFT
Discrete
FourierTransfor
m
DHCP
Dynamic
Host
Configur
ation
Protocol
DL
Downlin
k
DL-SCH
Downlin
k
Shared
Channel
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DRA
Dynamic
Resourc
e
Allocatio
n
DRX
Discontinuous
Receptio
n
DS
Direct
Spread
DSCP
Different
iated
Service
Code
Point
DTCH
Dedicate
d Traffic
Channel
DTX
Disconti
nuous
Transmi
ssion
E-UTRA
EvolvedUMTS
Terrestri
al Radio
Access
E-
UTRAN
Evolved
UMTS
Terrestri
al Radio
Access
Network
ECM
EPS
Connecti
on
Manage
ment
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eNB
E-
UTRAN
Node B
EMM
EPS
Mobility
Manage
ment
EPC
Evolved
Packet
Core
EPS
Evolved
Packet
System
ESP
Encapsu
lating
Security
Payload
EUTRA
N
Evolved
UTRAN
EV-DO
Evolutio
n for
Data
Optimize
d
FA
Foreign
Agent
FDD
Frequen
cy
Division
Duplex
FDM
Frequen
cy
Division
Multiplexing
FDMA
Frequen
cy
Division
Multiple
Access
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FEC
Forward
Error
Correcti
on
FFT
Fast
Fourier
Transform
FMC
Fixed
Mobile
Converg
ence
GBR
Guarant
eed Bit
Rate
GGSN
Gateway
GPRS
Support
Node
GI
Guard
Interval
GP
Guard
Period
GPRS
General
Packet
Radio
Service
GSM
Global
System
for
Mobile
Commu
nication
GUTI
Globally
unique
Tempor
ary UEidentity
GUMME
I
Globally
Unique
MME
Identity
GT
Guard
Time
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GTP
GPRS
Tunnelin
g
Protocol
GTP-U
GTP
Userplane
GW Gateway
H-FDD
Half-
Frequen
cy
Division
Duplex
HA
Home
Agent
H-ARQ
Hybrid
ARQ
HDTV
Hi
Definitio
n TV
HLR
Home
Location
Register
HO
Handov
er
HPLMN
Home
PLMN
HSDPA
High
Speed
Downlin
k Packet
Access
HSPA
High
Speed
Packet
Access
HSS
Home
Subscrib
er
Server
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HSUPA
High
Speed
Uplink
Packet
Access
ICI
Inter-
CarrierInterfere
nce
ICIC
Inter-cell
Interfere
nce
Coordin
ation
IDFT
Inverse
Discrete
Fourier
Transfor
m
IEEE
Institute
of
Electrica
l and
Electroni
cs
Engineers
IETF
Internet
Enginee
ring
Task
Force
IFFT
Inverse
Fast
Fourier
Transfor
m
IMEI
Internati
onal
Mobile
Equipme
nt
Identity
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IMS
IP
Multime
dia
Subsyst
em
IMSI
Internati
onalMobile
Subscrib
er
Identity
IMT
Internati
onal
Mobile
Telecom
municati
on
IN
Intellige
nt
Network
s
IP
Internet
Protocol
IPSec
Internet
ProtocolSecurity
IPv4
Internet
Protocol
version
4
ISI
Inter-
Symbol
Interfere
nce
ISUP
ISDN
Signalin
g User
Part
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ITU
Internati
onal
Telecom
municati
on
Union
kbps
kilo-bitsper
second
KHz
Kilo
Hertz
L1
Layer 1
(physical
layer)
L3
Layer 3
(network
layer)
LB
Load
Balancin
g
LCR
Low
Chip
Rate
LI
Lawful
Intercept
LTE
Long
TermEvolutio
n
MAC
Medium
Access
Control
MAC
Messag
e
Authenti
cationCode
MBMS
Multime
dia
Broadca
st
Multicast
Service
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MBR
Maximu
m Bit
Rate
MBSFN
MBMS
Single
Frequency
Network
MCCH
Multicast
Control
Channel
MCH
Multicast
Channel
MCM
Multi-
Carrier
Modulati
on
ME
Mobile
Equipme
nt
MGCF
MediaGateway
Control
Function
MGW
Media
Gateway
MHz
Mega
Hertz
MIB
MasterInformati
on Block
MIMO
Multiple
Input
Multiple
Output
MIP
Mobile
IP
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MISO
Multiple
Input
Single
Output
MMD
Multime
dia
Domain
MME
Mobility
Manage
ment
Entity
MMEGI
MME
Group
Identity
MMS
Multime
dia
Messagi
ng
Service
MS
Mobile
Station
MSC
Mobile
Switchin
g Center
MTCH
MBMS
TrafficChannel
NACK
Negative
ACK
NAS
Non-
Access
Stratum
NBM
Network
Based
Mobility
OFDM
Orthogo
nal
Frequen
cy
Division
Multiplex
ing
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OFDMA
Orthogo
nal
Frequen
cy
Division
MultipleAccess
OSS
Operatio
ns
System
Support
P-GW
PDN
Gateway
P-SCH
Primary
Synchro
nization
Channel
PAPR
Peak-to-
Average
Power
Ratio
PBCH
Physical
Broadca
st
Channel
PCCH
Paging
Control
Channel
PCH PagingChannel
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PCFICH
Physical
Control
Format
IndicatorChannel
PCRF
Policy
and
Chargin
g Rule
Function
PDCCH
Physical
Dedicate
d
Control
Channel
PDCP
Packet
Data
Converg
ence
Protocol
PDN
Packet
Data
Network
PDP
Packet
Data
Protocol
PDP
Policy
Decision
Point
PDSCH
Physical
Downlin
k
Shared
Channel
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PDU
Protocol
Data
Unit
PHICH
Physical
HybridARQ
Indicator
Channel
PHY
Physical
Layer
PLMN
Public
Land
Mobile
Network
PMCH
Physical
Multicast
Channel
PMIP
Proxy
MIP
PN
Pseudo-
random
Noise
PRACH
Physical
Random
Access
Channel
PRB
PhysicalResourc
e Block
PRI
Primary
Rate
Interface
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P-RNTI
Paging
Radio
Network
Tempor
ary
Identity
PSDU
Protocol
Service
Data
Unit
PSTN
Public
Switche
d
Telepho
ne
Network
PUCCH
Physical
Uplink
Control
Channel
PUSCH
Physical
Uplink
SharedChannel
QAM
Quadrat
ure
Amplitud
e
Modulati
on
QCI
QoS
Class
Identifier
s
QoS
Quality
of
Service
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QPSK
Quadrat
ure
Phase
Shift
Keying
RACH
Random
Access
Channel
RAN
Radio
Access
Network
RAT
Radio
Access
Technol
ogy
RB
Radio
Bearer
RB
Resourc
e Block
RF
Radio
Frequen
cy
RLC
Radio
LinkControl
ROCH
Robust
Header
Compre
ssion
RRC
Radio
Resourc
e
Control
RRM
RadioResourc
e
Manage
ment
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RSRP
Referen
ce
Symbol
Receive
d Power
RSSI
Receive
d Signal
Strength
Indicator
S-GW
Serving
Gateway
S1-U
S1 -
User
Plane
SAE
System
Architect
ure
Evolutio
n
SC
Single
Carrier
SC-
FDMA
SingleCarrier -
Frequen
cy
Division
Multiple
Access
SCH
Synchro
nizationChannel
SCTP
Stream
Control
Transmi
ssion
Protocol
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SDMA
Space
(or
Spatial)
Division
Multiple
Access
SDF
Service
Data
Flows
SDU
Service
Data
Unit
SG
Signalin
g
Gateway
SI
System
Informati
on
SI-1
System
Informati
on
messag
e 1
SIB
System
Information Block
SIMO
Single
Input
Multiple
Output
SIP
Session
InitiationProtocol
SIR
Signal-to
Interfere
nce
Ratio
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SMS
Short
Messag
e
Service
SN
Service
Node
SNR
Signal-to
Noise
Ratio
SOFDM
A
Scalable
Orthogo
nal
Frequen
cy
Division
Multiplex
ing
Access
SRNC
Serving
Radio
Network
Controll
er
STC
SpaceTime
Coding
TA
Tracking
Area
TAI
Tracking
Area
Identifier
TDD
TimeDivision
Duplex
TEID
Tunnel
Endpoin
t
Identifier
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TFT
Traffic
Flow
Templat
e
TM
Transpa
rent
Mode
TTI
Transmi
ssion
Time
Interval
UCI
Uplink
Control
Informati
on
UDP
User
Datagra
m
Protocol
UE
User
Equipme
nt
UL Uplink
UL-SCH
Uplink
Shared
Channel
UM
Unackno
wledged
Mode
UMA
Unlicens
ed
Mobile
Access
UMTS
Universal Mobile
Telecom
municati
ons
System
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UpPTS
Uplink
Pilot
Time
Slot
UpTS
Uplink
Time
Slot
VoIP
Voice
over
Internet
Protocol
VPLMN
Visited
PLMN
VRB
Virtual
Resourc
e Blocks
WCDMA
Wideba
nd Code
Division
Multiple
Access
Wi-Fi
Wireless
Fidelity
WiMAX
Worldwi
de
Interope
rability
for
Microwa
ve
Access
WLAN
Wireless
LocalArea
Network
s
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tworking world.