|
3G
|
|
Third
Generation Mobile Services
|
|
3GPP
|
|
Third
Generation Partnership Project
|
|
8PSK
|
|
Eight
Level Phase Shift Keying (a radio modulation method)
|
|
A3
|
|
GSM
authentication algorithm
|
|
A5
|
|
GSM
stream cipher algorithm
|
|
A8
|
|
GSM
cipher key generating algorithm
|
|
A-bis
|
|
BSC-BTS
interface
|
|
AAL
|
|
ATM
Adaptation Layer
|
|
AC
|
|
Authentication
Center
|
|
ADPCM
|
|
Adaptive
Differential Pulse Code Modulation
|
|
ADSL
|
|
Asymmetric
Digital Subscriber Line
|
|
AFC
|
|
Automatic
Frequency Control
|
|
AGC
|
|
Automatic
Gain Control
|
|
A
interface
|
|
MSC-BSS
interface
|
|
AM
|
|
Amplitude
Modulation
|
|
AMPS
|
|
American
Mobile Phone System (analogue cellular)
|
|
AMR
|
|
Adaptive
Multi-Rate Speech Coder
|
|
AMR-WB
|
|
Adaptive
Multi Rate WideBand
|
|
AoC
|
|
Advice
of Charge
|
|
API
|
|
Application
Program Interface
|
|
ARQ
|
|
Automatic
Repeat Request
|
|
ARPU
|
|
Average
Revenue Per User
|
|
AS
|
|
Autonomous
System
|
|
ASCI
|
|
Advanced
Speech Cal Items
|
|
ASCII
|
|
American
Standard Code for Information Interchange
|
|
ASN
|
|
ATM
Switching Network
|
|
ATM
|
|
Asynchronous
Transfer Mode
|
|
AUC
|
|
Authentication
Centre
|
|
BCCH
|
|
Broadcast
Control Channel
|
|
BER
|
|
Bit
Error Rate
|
|
BG
|
|
Border
Gateway
|
|
BGP
|
|
Border
Gateway Protocol
|
|
Bluetooth
|
|
Embedded
in electronic devices to provide short range wireless connections
|
|
BSC
|
|
Base
Station Controller
|
|
BSS
|
|
Base
Station System
|
|
BSSGP
|
|
BSS
GPRS Protocol
|
|
BTS
|
|
Base
Transceiver Station
|
|
CAMEL
|
|
Customised
Application for Mobile network Enhanced Logic
|
|
CAPEX
|
|
Capital
Expenditure
|
|
CB
|
|
Cell
Broadcast
|
|
CCCH
|
|
Common
Control Channel
|
|
CDMA
|
|
Code
Division Multiple Access
|
|
CDPD
|
|
Cellular
Digital Packet Data
|
|
CEIR
|
|
Central
Equipment Identity Register
|
|
C/I
|
|
Carrier
to Interference (ratio)
|
|
CLI
|
|
Calling
Line Identification
|
|
CODEC
|
|
Coder/Decoder
|
|
CRC
|
|
Cyclic
Redundancy Code (also Cyclic Redundancy Check)
|
|
CUG
|
|
Closed
User Group
|
|
D-AMPS
|
|
Digital
AMPS (also known as IS-136)
|
|
DAB
|
|
Digital
Audio Broadcasting – a digital transmission system
|
|
DAIC
|
|
Dual
Antenna Interference Cancellation
|
|
DCCH
|
|
Dedicated
Control Channel
|
|
DCS
1800
|
|
Digital
Cellular System at 1800 MHz; marketed as GSM 1800
|
|
DOT
Force
|
|
Digital
Opportunity Task Force
|
|
DRM
|
|
Digital
Rights Management
|
|
DRX
|
|
Discontinuous
Reception
|
|
DSL
|
|
Digital
Subscriber Line
|
|
DSP
|
|
Digital
Signal Processor
|
|
DTAP
|
|
Direct
Transfer Application Part
|
|
DTM
|
|
Dual
Transfer Mode
|
|
DTMF
|
|
Dual
Tone Multi Frequency
|
|
DTX
|
|
Discontinuous
Transmission
|
|
DVB-H
|
|
Digital
Video Broadcast (for) Handhelds
|
|
EAMR
|
|
EDGE
Adaptive Multi-Rate
|
|
EDGE
|
|
Enhanced
Data rates for Global Evolution
|
|
EDI
|
|
Electronic
Data Interchange
|
|
E-GSM
|
|
Extended
(frequency range) GSM
|
|
EFR
|
|
Enhanced
Full Rate
|
|
ETSI
|
|
European
Telecommunications Standards Institute
|
|
FACCH
|
|
Fast
Association Control Channel
|
|
FCC
|
|
Federal
Communications Commission
|
|
FCCH
|
|
Frequency
Correction Channel
|
|
FDD
|
|
Frequency
Division Duplex
|
|
FDMA
|
|
Frequency
Division Multiple Access
|
|
FMC
|
|
Fixed
Mobile Convergence
|
|
FR
|
|
Full
Rate (GSM Speech Coder)
|
|
GAIT
|
|
GSM
ANSI 136 Interoperability Team
|
|
GERAN
|
|
GSM/EDGE
Radio Access Network
|
|
GGSN
|
|
Gateway
GPRS Support Node
|
|
GMPCS
|
|
Global
Mobile Personal Communications by Satellite
|
|
GMSC
|
|
Gateway
Mobile Services Switching Centre
|
|
GPRS
|
|
General
Packet Radio Service
|
|
GPS
|
|
Global
Positioning System
|
|
GR
|
|
GPRS
Register
|
|
GSA
|
|
Global
mobile Suppliers Association
|
|
GSM
|
|
Global
System for Mobile Communications; digital cellular standard
designed for operation in 900, 1800 and 1900 MHz bands
|
|
GSMA
|
|
A
global trade association representing GSM operators worldwide
|
|
GSM-R
|
|
GSM
for Railways
|
|
GSN
|
|
GPRS
Support Node
|
|
GTP
|
|
GPRS
Tunneling Protocol
|
|
HCS
|
|
Hierarchical
Cell Structure
|
|
HDLC
|
|
High
level Data Link Control
|
|
HDML
|
|
Handheld
Device Markup Language
|
|
HLR
|
|
Home
Location Register
|
|
HPLMN
|
|
Home
Public Land Mobile Network
|
|
HR
|
|
Half
Rate (GSM Speech Coder)
|
|
HSCSD
|
|
High
Speed Circuit Switched Data
|
|
HSDPA
|
|
High
Speed Downlink Packet Access, an evolution of WCDMA
|
|
HSPA
|
|
High
Speed Packet Access
|
|
HSUPA
|
|
High
Speed Uplink Packet access, an evolution of WCDMA
|
|
HTML
|
|
HyperText
Markup Language
|
|
HTTP
|
|
HyperText
Transfer Protocol
|
|
IBCN
|
|
Integrated
Broadband Communications Network
|
|
IETF
|
|
Internet
Engineering Task Force (an SDO for Internet Technologies)
|
|
IMAP
|
|
Internet
Message Access Protocol
|
|
IMEI
|
|
International
Mobile Equipment Identity
|
|
IMS
|
|
IP
Multimedia Subsystem (IP-based core network for GSM and WCDMA)
|
|
IMSI
|
|
International
Mobile Subscriber Identity
|
|
IMT-2000
|
|
International
Mobile Telecommunications 2000 (ITU third generation mobile
standard)
|
|
IN
|
|
Intelligent
Network
|
|
INAP
|
|
Intelligent
Network Application Part
|
|
IP
|
|
Internet
Protocol
|
|
IPv6
|
|
Internet
Protocol Version 6
|
|
IS-634
|
|
MSC/BSS
A+ Interface
|
|
ISDN
|
|
Integrated
Services Digital Network
|
|
ISM
|
|
Industrial
Scientific and Medical Band
|
|
ISP
|
|
Internet
Service Provider
|
|
ISUP
|
|
ISDN
User Part
|
|
ITU
|
|
International
Telecommunication Union
|
|
IWF
|
|
InterWorking
Function
|
|
LAN
|
|
Local
Area Network
|
|
LAP-D
|
|
Link
Access Protocol D channel
|
|
LPC
|
|
Linear
Predictive Coding
|
|
LMT
|
|
Local
Maintenance Terminal
|
|
LTP
|
|
Long-Term
Prediction
|
|
MAP
|
|
Mobile
Application Part
|
|
MBMS
|
|
Multimedia
Broadcast and Multicast Services
|
|
ME
|
|
Mobile
Equipment
|
|
MExE
|
|
Mobile
Station Application Execution Environment
|
|
MIDP
|
|
Mobile
Information Device Profile
|
|
MIMO
|
|
Multiple
Input Multiple Output
|
|
MMC
|
|
Multimedia
Card
|
|
MMS
|
|
Multimedia
Messaging Service
|
|
MOC
|
|
Mobile
Originating Call
|
|
MP3
|
|
MPEG
Layer 3 (An audio coding standard)
|
|
MPEG
|
|
Motion
Picture Expert Group Body established by the International
Standards Organisation to provide the basis for a picture coding
and compression system
|
|
MS
|
|
Mobile
Station
|
|
MSC
|
|
Mobile
Services Switching Centre
|
|
MSISDN
|
|
Mobile
Station International ISDN
|
|
MSRN
|
|
Mobile
Subscriber Roaming Number
|
|
MSSHO
|
|
Mobile
Speed Sensitive Handover
|
|
MTP
|
|
Message
Transfer Part
|
|
MVNO
|
|
Mobile
Virtual Network Operator
|
|
NFC
|
|
Near-Field
Communication – short range radio technology
|
|
NMT
|
|
Nordic
Mobile Telephone system (analogue cellular)
|
|
NSP
|
|
Network
Service Point
|
|
NSS
|
|
Network
Switching Subsystem
|
|
NVP
|
|
GSA’s
New Ventures Program assists start-up wireless applications
developer organisations
|
|
OFDM
|
|
Orthogonal
Frequency Division Multiplexing
|
|
OMA
|
|
Open
Mobile Alliance (an SDO for mobile services)
|
|
OMC
|
|
Operations
and Maintenance Centre
|
|
OMT
|
|
Operation
and Maintenance Terminal
|
|
OTA
|
|
Over
The Air
|
|
PAN
|
|
Personal
Area Network
|
|
PCIA
|
|
Personal
Communications Industry Association (North America)
|
|
PCM
|
|
Pulse
Code Modulation
|
|
PCMCIA
|
|
Personal
Computer Memory Card International Association
|
|
PCN
|
|
Personal
Communications Network
|
|
PCS
|
|
1900
GSM network operating in 1900 MHz frequency band
|
|
PCU
|
|
Packet
Control Unit
|
|
PDC
|
|
Personal
Digital Cellular (Japanese cellular radio system)
|
|
PIN
|
|
Personal
Identification Number
|
|
PLMN
|
|
Public
Land Mobile Network
|
|
PMR
|
|
Private/Professional
Mobile Radio
|
|
PoC
|
|
Push-to-Talk
over Cellular (an open standard for push-to-talk service,
published by OMA)
|
|
PPP
|
|
Point-to-Point
Protocol
|
|
PPTP
|
|
Point-to-Point
Tunneling Protocol
|
|
PSTN
|
|
Public
Switched Telephone Network
|
|
PTO
|
|
Public
Telecommunications Operator
|
|
PTT
|
|
Push
To Talk
|
|
PVC
|
|
Permanent
Virtual Circuit
|
|
QAM
|
|
Quadrature
Amplitude Modulation
|
|
QPSK
|
|
Quadrature
Phase Shift Keying – a modulation standard
|
|
QoS
|
|
Quality
of Service
|
|
RAM
|
|
Random
Access Memory
|
|
RAN
|
|
Radio
Access Network
|
|
RACH
|
|
Random
Access Channel
|
|
Rel.
|
|
Release
(the issue date or issue number of a set of standards)
|
|
RFA
|
|
Radio
Fixed Access
|
|
RFID
|
|
Radio
Frequency IDentification
|
|
RIG
|
|
Roaming
Interworking Gateway
|
|
RISC
|
|
Reduced
Instruction Set Computer
|
|
ROM
|
|
Read
Only Memory
|
|
RPE
|
|
Regular
Pulse Excitation
|
|
RSS
|
|
Radio
Subsystem
|
|
RX
|
|
Receiver
|
|
RXLEV
|
|
Received
Signal Level
|
|
RXQUAL
|
|
Received
Signal QUALity
|
|
SACCH
|
|
Slow
Associated Control Channel
|
|
SB
|
|
Synchronisation
Burst
|
|
SCCP
|
|
Signalling
Connection Control Part
|
|
SCE
|
|
Service
Creation Environment
|
|
SCH
|
|
Synchronisation
Channel
|
|
SCP
|
|
Service
Control Point
|
|
SDCCH
|
|
Stand-alone
Dedicated Control Channel
|
|
SDO
|
|
Standards
Development Organisation
|
|
SGSN
|
|
Serving
GPRS Support Node
|
|
SIM
|
|
Subscriber
Identity Module
|
|
SIP
|
|
Session
Initiation Protocol (telecommunications switching protocols based
on IP)
|
|
SLA
|
|
Service
Level Agreement
|
|
SMS
|
|
Short
Message Service
|
|
SMSC
|
|
Short
Message Service Center
|
|
SONET
|
|
Synchronous
Optical NETwork
|
|
SS
|
|
Supplementary
Service
|
|
SSP
|
|
Service
Switching Point
|
|
SS7
|
|
Signalling
System No. 7
|
|
SVC
|
|
Switched
Virtual Circuit
|
|
TACS
|
|
Total
Access Communications System (analogue cellular)
|
|
TCAP
|
|
Transaction
capabilities Application Part
|
|
TCH
|
|
Traffic
Channel
|
|
TCP/IP
|
|
Transmission
Control Protocol/Internet Protocol
|
|
TD-CDMA
|
|
Time
Division Code Division Multiple Access
|
|
TDD
|
|
Time
Division Duplex
|
|
TDMA
|
|
Time
Division Multiple Access
|
|
TFO
|
|
Tandem
Free Operation
|
|
TMSI
|
|
Temporary
Mobile Subscriber Identity
|
|
TRAU
|
|
Transcoder
and Rate Adaption Unit
|
|
TRU
|
|
Transceiver
Unit
|
|
TRX
|
|
Transceiver
|
|
TX
|
|
Transmitter
|
|
Um
|
|
GSM
air interface
|
|
UMA
|
|
Unlicensed
Mobile Access
|
|
UMTS
|
|
Universal
Mobile Telecommunications System (family member of IMT-2000
standard)
|
|
UNI
|
|
User
Network Interface
|
|
USB
|
|
Universal
Serial Bus
|
|
USIM
|
|
UMTS
Subscriber Identity Module
|
|
UTRA
|
|
Universal
Terrestrial Radio Access
|
|
UTRAN
|
|
UMTS
Terrestrial Radio Access Network
|
|
UWB
|
|
Ultra
WideBand – an emerging high datarate low power radio
technology e.g. for wireless home networks
|
|
VAD
|
|
Voice
Activity Detection
|
|
VHE
|
|
Virtual
Home Environment
|
|
VLR
|
|
Visitor
Location Register
|
|
VMSC
|
|
Voice
Mail System Center
|
|
VNO
|
|
Virtual
Network Operator
|
|
VoIP
|
|
Voice
Over Internet Protocol
|
|
VPLMN
|
|
Visited
Public Land Mobile Network
|
|
VPN
|
|
Virtual
Private Network
|
|
WAP
|
|
Wireless
Application Protocol
|
|
WCDMA
|
|
Wideband
Code Division Multiple Access
|
|
Web
services
|
|
A
standardised way of integrating applications over the Internet
using open protocols and interfaces
|
|
WIM
|
|
WAP
Identity Module
|
|
WLAN
|
|
Wireless
Local Access Network
|
|
WLL
|
|
Wireless
Local Loop
|
|
WML
|
|
Wireless
Markup Language
|
|
X25
|
|
International
Standard for packet switched networks
|
|
XHTML
|
|
Extensible
Hypertext Markup Language
|
