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P800/P802
White Paper, January 2003
114
e-GSM
Extended GSM. New frequencies specified by the
European Radio Communications Committee
(ERC) for GSM use when additional spectrum is
needed (Network-dependent). It allows operators
to transmit and receive just outside GSM’s core
900MHz frequency band. This extension gives
increased network capability.
EMS
Enhanced Messaging Service. An extension of
SMS enabling pictures, animations, sound and
text formatting to be added to text messages.
3GPP has included EMS in the standards for
SMS.
ETSI
European Telecommunications Standards
Institute. www.etsi.org
FC, FC mode
Flip Closed – used in this document to refer to
the P800 with the flip closed.
FCC
Federal Communications Commission. US
government agency which regulates radio
communications.
FR
Full Rate, speech coding.
FO, FO mode
Flip Open. Used in this document to refer to the
P800 when the flip is open.
GGSN
Gateway GPRS Support Node
GIF
Graphics Interchange Format. Format for storing
images which also supports animated images.
Highly compressed by limiting the colour palette
to 16 or 256 colours.
G-MIDI
General MIDI. Specifies a minimum level of
performance compatibility.
GPRS
General Packet Radio Services.
GSM
Global System for Mobile Communications. GSM
is the world’s most widely-used digital mobile
phone system, now operating in over 160
countries around the world.
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
are either phase 1 or phase 2 compliant.
GSM 1800
Also known as DCS 1800 or PCN, this is a GSM
digital network working on a frequency of 1800
MHz. It is used in Europe and Asia-Pacific.
GSM 1900
Also known as PCS. Refers to a GSM system
running in the 1900MHz band. Used in the USA
and Canada, for instance.
HR
Half Rate, speech coding.
HSCSD
High Speed Circuit Switched Data.
HTML
HyperText Markup Language.
HTTP
HyperText Transfer Protocol.
IMAP4
Internet Message Access Protocol version 4.
Used to collect E-Mail from a mail server. Has
more features than POP3.
iMelody
A format for monophonic ringtones.
IrDA
Infrared Data Association.
ISDN
Integrated Services Digital Network. Can provide
circuit-switched data connections in multiples of
64 kbps.
ISP
Internet Service Provider.
J2ME
Java2 Micro Edition. An edition of the Sun
Microsystems Java programming/runtime
environment specifying two runtime environment
‘configurations’ aimed at small devices.
Java Phone
An API in Java for interacting with a phone.
JFIF
JPEG File Interchange Format
JNI
Java Native Interface