ACRONYMS

1xEV-DO 1x Evolution-Data Optimized
21CN 21st Century Network
3GPP 3rd Generation Partnership Project
3GPP2 3rd Generation Partnership Project 2
A2DP Advanced Audio Distribution Profile
AAC Advanced Audio Codec
ACELP Algebraic Code Excited Linear Prediction
ADSL Asymmetric Digital Subscriber Line
ARFCN Absolute Radio Frequency Channel Number
AM Amplitute Modulation
AMPS Advanced Mobile Phone System
AMR Adaptive Multi-Rate codec
ANSI American National Standards Institute
API Application Programming Interface
ARIB Association of Radio Industries and Businesses
ARPU Average Revenue Per Unit or Average Revenue Per User
ASK Amplitute shift keying
ATM Asynchronous Transfer Mode
ATRAC Adaptive TRansform Acoustic Coding
AuC Authentication Center
BER Bit Error Rate
BES BlackBerry Enterprise Server
BMP Bitmap
BREW Binary Runtime Environment for Wireless
BSS 1) Business Support System; 2) Base Station Subsystem
BT British Telecom
BTS Base Transceiver Stations
C/I Ratio Carrier-to-Interference Ratio
c-HTML Compact HTML
CAMEL Customized Applications for Mobile network Enhanced Logic
CAP CAMEL Application Part
CC Call Control
CCD Charge-Coupled Device
CCSA China Communication Standards Association of China
CDC Connected Device Configuration (J2ME)
CDG CDMA Development Group
CDMA Code Division Multiple Access
CDMA2000 1x RTT Code-Division Multiple Access (CDMA) 1x
(single-carrier) Radio Transmission Technology
CEIR Central Equipment Identity Register
CEPT European Conference of Postal and Telecommunications
(Conférence européenne des administrations des postes
et des télécommunications)
CIF Common Interchange Format
CLDC Connected Limited Device Configuration (J2ME)
CMOS Complementary Metal-Oxide Semiconductor
CS Coding Scheme
CSCF Call Session Control Function
CTP Cordless Telephony Profile (Bluetooth)
CVSD Continuously Variable Slope Delta-modulation
D-AMPS Digital Advanced Mobile Phone System
dB decibels
DBS Direct Broadcast Satellite
DCE Data Circuit-terminating Equipment
DECT Digital Enhanced (formerly European) Cordless
Telecommunications
DMB Digital Multimedia Broadcasting
DNP Dial-up Networking Profile (Bluetooth)
DRAM Dynamic Random Access Memory
DRM Digital Rights Management
DSL Digital Subscriber Line
DSLAM DSL Access Multiplexer
DSP Digital Signal Processing
DTE Data Terminal Equipment
DTMF Dual-Tone Multi-Frequency
DTT or DTTV Digital Terrestrial Television
DVB Digital Video Broadcast
DVB-H Digital Video Broadcasting-Handheld
DVB-T Digital Video Broadcasting-Terrestrial
DVD Digital Versatile Disc (formerly Digital Video Disc)
DWDM Dense Wavelength Division Multiplexing
E-OTD Enhanced Observed Time Difference (UMTA)
E2PROM Electronically Erasable Programmable Read-Only Memory
EDGE Enhanced Data rate for GSM Evolution
EEPROM Electronically Erasable Programmable Read-Only Memory
EFR Enhanced Full-Rate codec
EHF Extra High Frequencies
EHR Enhanced Half-Rate codec
EIR Equipment Identity Register
EMC ElectroMagnetic Compatibility
EMS Enhanced Messaging Service
ERTMS The European Railway Traffic Management System
ESN Electric Security Number
ETNO European Telecommunications Network Operators’ Association
ETSI European Telecommunication Standards Institute
EvDO Evolution Data Optimized
EVDV Evolution Data Voice
FDD Frequency Division Duplex
FDM Frequency Division Multiplexing
FDMA Frequency Division Multiple Access
FM Frequency Modulation
FR 1) Frame Relay; 2) Full Rate codec
FSK Frequency Shift Keying
GAP Generic Access Profile (Bluetooth)
GCF Global Certification Forum
GGSN Gateway GPRS Support Node
GIF Graphics Interchange Format
GMSC Gateway Mobile Switching Center
GMSK Gaussian Minimum Shift Keying
GPRS General Packet Radio Services
GPS Global Positioning System
GRX GPRS Roaming eXchange
GSM Global System for Mobile Communications
GSMA The GSM Association
GSN GPRS Support Node
HSCSD High-Speed Circuit Switched Data
HDSL High-speed Digital Subscriber Line
HF High Frequency
HLR Home Location Register
HR Half-Rate codec
HSDPA High Speed Downlink Packet Access
IETF Internet Engineering Task Force
IMEI International Mobile Equipment Identity
IMS IP Multimedia Subsystem
IMT-2000 International Mobile Telecommunications-2000
IN Intelligent Network
INAP Intelligent Network Application Part
IP 1) Internet Protocol: 2) Intercom Profile (Bluetooth)
ISDN Integrated Services Digital Network
IOT InterOperability Testing
IrCOMM Provides COM (serial or parallel) port emulation or connections
using IrDA protocol
IrDA Infrared Data Association
IrMC Infrared Mobile Communications
ISI Intersymbol Interference
ISO International Standards Organization
ITU International Telecommunication Union
ITU-R ITU Radiocommunication Sector
ITU-T ITU Telecommunication Standardization Sector
IWF InterWorking Function
J2ME Java 2 Micro Edition
JPEG Joint Photographic Experts Group
KVM K Virtual Machine (J2ME)
LA Location Area
LAC Location Area Code
LCD Liquid Crystal Display
LIF Location Interoperability Forum
LR Location Register
MGIF Mobile Gaming Interoperability Forum
MHz Megahertz
MIDI Musical Instrument Digital Interface
MIDP Mobile Information Device Profile (J2ME)
MIMO Multiple-Input Multiple-Output
MIPS Million Instructions Per Second
MM Mobility Management
MMCA MultiMediaCard Association
MMS Multimedia Messaging Service
MMSE Multimedia Messaging Service Environment
MNO Mobile Network Operator
MPEG Motiving Pictures Expert Group
MPLS Multi Protocol Label Switching
MSAN MultiService Access Node
MSISDN Mobile Station International ISDN Number
MSC Mobile Switching Center
MSS Marketing Support System
MTP Many-Time Programmable memory
MVNE Mobile Virtual Network Enabler
MVNO Mobile Virtual Network Operator
MWIF Mobile Wireless Internet Forum
nm nanometer
NMT Nordic Mobile Telephone
NNG National Number Group
NTS Number Translation Services
OEM Original Equipment Manufacturer
OLED Organic Light Emitting Device
OMA Open Mobile Alliance
OPP Object Push Profile (Bluetooth)
OSA Open System Architecture
OSS Operational Support System
OTDOA Observed Time Difference of Arrival (GSM)
OTP One-Time-Programmable memory
P-TMSI Packet-Temporary Mobile Subscriber Identity
P2T Push-to-Talk
PAMR Public Access Mobile Radio
PCM Pulse Code Modulation
PCMCIA 1) Peripheral Component MicroChannel Interconnect
Architecture; 2) Personal Computer Memory Card International
Association
PCU Packet Control Unit
PDA Personal Digital Assistants
PDC Public Digital Cellular
PDP Packet Data Protocol
PDH Plesiochronous Digital Hierarchy
PDN Packet Data Network
PIM Personal Information Management
PLMN Public Land Mobile Network
PM Phase Modulation
PMR Professional Mobile Radio (Private Mobile Radio in the UK)
PNG Protable Network Graphics
PoC Push to talk over Cellular
POTS Plain Old Telephone Service
PROM Programmable Read-Only Memory
PSE Packet-Switching Exchange
PSK Phase Shift Keying
PSS 1) Packet Switched Stream; 2) Packet-switched Streaming Service
PSTN Public Switched Telephone Network
PTT 1) Postal, Telegraph and Telephone; 2) Push To Talk
QCIF Quarter Common Interchange Format
QoS Quality of Service
R&TTE Radio and Telecommunications Terminal Equipment directive
RA Routing Area
RAM Random Access Memory
RAN Radio Access Network
ROM Read-Only Memory
RNC Radio Network Controller
RR Radio Resources
RSN Robust Security Network (802.11i)
RTT Radio Transmission Technologies
SBC SubBand Coding
SCP 1) Service Control Point; 2) Service Control Platform
SDAP Service Discovery Application Profile (Bluetooth)
SDH Synchronous Digital Hierarchy
SHF Super High Frequency
SGSN Serving GPRS Support Node
SIM Subscriber Identity Module
SIP Session Initiation Protocol
SIR 1) Signal to Interference Ratio; 2) Serial InfraRed
SM Session Management
SME Small and Medium Enterprise
SMS Short Message Service
SMSC Short Message Service Center
SNR Signal-to-Noise Ratio
SOAP Simple Object Access Protocol
SONET Synchronous Optical NETwork
SPP Serial Port Profile (Bluetooth)
SRAM Static Random Access Memory
SS7 Signaling System #7
SSP Service Switching Point
STM Synchronous Transport Mode
STN Super-Twisted Nematic display
TACS Total Access Communications System
TCP/IP Transmission Control Protocol/Internet Protocol
TD-SCDMA Time Division Synchronous CDMA
TDD Time Division Duplex
TDM Time Division Multiplexing
TDMA Time Division Multiple Access
TETRA TErestrial Trunked RAdio
TFT Thin Film Transistor
TIA Telecommunications Industry Association
TMSI Temporary Mobile Subscriber Identity
TN Twisted Nematic display
UHF Ultra High Frequency
UICC Universal Integrated Circuit Card
UM Unified Messaging
UMTS Universal Mobile Telecommunications System
URI Uniform Resource Identifier
USB Universal Serial Bus
USIM Universal Subscriber Identity Module
UTRA Universal Terrestrial Radio Access
UTRAN UMTS Terrestrial Radio Access Network
UWC-136 Universal Wireless Communications-136
VAS Value Added Service
VASP Value Added Service Provider
VDSL Very high-speed Digital Subscriber Line
VGA Video Graphics Array
VHE Virtual Home Environment
VLF Very Low Frequencies
VM Virtual Machine
VLR Visitor Location Register
VoIP Voice over Internet Protocol
VPN Virtual Private Network
VLR Visitor Location Register
W3C The World Wide Web Consortium
WAN Wide Area Network
WAP Wireless Application Protocol
WCDMA Wideband Code Division Multiple Access
WDM Wave Division Multiplexing
WiMAX Worldwide Interoperability for Microwave Access
WLAN Wireless Local Area Network
WLL Wireless Local Loop
WML Wireless Markup Language
WPA Wi-Fi Protected Access
WRC World Radio Conference
WSDL Web Service Definition Language
WWAN Wireless WAN
X.25 ITU protocol standard for WAN communications
XMF eXtensible Music Format
XML Extensible Markup Language