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T68i
White Paper, April 2002
43
Gateway
A WAP Gateway typically includes the following
functions:
• A Protocol Gateway – the protocol gate-
way translates requests from the WAP
protocol stack to the WWW protocol stack
(HTTP and TCP/IP).
• Content Encoders and Decoders – the
content encoders translate Web content
into compact encoded formats to reduce
the size and number of packets travelling
over the wireless data network.
GIF
Graphics Interchange Format.
GPRS
General Packet Radio Services.
GSM
Global System for Mobile Communications.
GSMistheworld’smostwidely-useddigital
mobile phone system, now operating in over 100
countries around the world, particularly in Europe
and Asia-Pacific.
GSM 900
The GSM system family includes GSM 900, GSM
1800 and GSM 1900. There are different phases
of roll-out for the GSM system and GSM phones
areeitherphase1orphase2compliant.
GSM 1800
Also known as DCS 1800 or PCN, this is a digital
network working on a frequency of 1800 MHz. It
is used in Europe and Asia-Pacific.
HDML
Handheld Device Markup Language.
HDTP
Handheld Device Transport Protocol.
HR
Half Rate, speech coding.
HSCSD
High Speed Circuit Switched Data.
HTML
HyperText Markup Language.
HTTP
HyperText Transfer Protocol.
Image
WBMP or GIF image contained in a Card.
IrMC
Infrared Mobile Communications standard.
IrDA
Infrared Data Association.
ISP
Internet Service Provider.
ITTP
Intelligent Terminal Transfer Protocol.
LED
Light Emitting Diode.
LAN
Local Area Network.
ME
Mobile Equipment.
Micro browser
Accesses and displays Internet content in a
mobile phone, using small file sizes and the
bandwidth of the wireless-handheld network.
MMI
Man-Machine Interface.
MS
Mobile Station.
MT
Mobile Termination.
OTA
Over-the Air Configuration. To provide settings
for the phone by way of sending an SMS
message over the network to the phone. This
reduces the need for the user to configure the
phone manually.
PDA
Personal Digital Assistant.
PDP
Packet Data Protocol.
Phone book
A memory in the mobile phone or SIM card
where phone numbers can be stored and
accessed by name or position.