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White paper C903
55 February 2009
FM
Frequency Modulation of the (radio) carrier wave
FR
Full Rate, speech coding.
GIF
Graphics Interchange Format
GPS
Global Positioning System
GPRS
General Packet Radio Services
GSM
Global System for Mobile Communications. GSM
is the most widely used digital mobile phone
system, now operating in over 100 countries
around the world, particularly in Europe and Asia-
Pacific.
The GSM system family includes GSM 850, GSM
900, GSM 1800 and GSM 1900. There are different
phases of roll-out for the GSM system and GSM
phones are either phase 1 or phase 2 compliant
HR
Half Rate, speech coding
HSCSD
High Speed Circuit Switched Data
HSDPA
High Speed Downlink Packet Access
HTML
HyperText Markup Language
HTTP
HyperText Transfer Protocol
IrDA
Infrared Data Association
JPEG
Joint Photographer Expert Group
MIDI
Musical Instrument Digital Interface
ME
Mobile Equipment
MP
Megapixel
MP3
“MPEG-1/2/2.5 layer 3” audio coding scheme
MPEG/MPG
Moving Picture Experts Group
MT
Mobile Termination
ODI
Object Distribution Indicator
OMA
Open Mobile Alliance
OTA
Over The Air
PDA
Personal Digital Assistant
PDP
Packet Data Protocol
PIM
Personal Information Management