T300/T302
White Paper, August 2002
2
Contents
Purpose of this document .... .......................................................................3
Product overview ...................................................... .............................................4
Key functions and features ................................................ ..........................4
More in-phone functions .............................................................................6
Multimedia in the T300/T302 .......... .......................................................................8
MMS (Multimedia Messaging Service) ..................................................................9
MMS objects ...............................................................................................9
Benefits ......................................................................................................10
MMS technical features .................................................................. ...........11
EMS (Enhanced Messaging Service) ........................................... ........................13
EMS — more than just words .....................................................................13
New possibilities with messaging .............................................................. 13
WAP services ............................................................................................ ...........16
Using WAP in the T300/T302 ....................................................................16
Bearer type characteristics ........................................................................ 17
Gateway characteristics ....... .....................................................................17
Security using WAP ........................................................... ........................17
Configuration of WAP settings ..................................................................18
Push services ............................................................................................19
Mobile Internet ................................................................ .....................................19
Data connections ....................................................................................... 19
Mobile positioning ...............................................................................................20
General Packet Radio Services ...........................................................................20
Using GPRS in the T300/T302 ..................................................................21
Modem and AT commands ......................... ........................................................23
GSM data communication ......................................................................... 23
AT commands support ................................................ ..............................23
Infrared transceiver ............................................ ..................................................25
Connection via infrared .............................................................................25
In-phone functions and features ..................................................................... .....26
Network-dependent features .....................................................................32
SIM application toolkit ....................................... ..................................................33
SIM AT services supported by the T300/T302 ............................... ...........33
User interaction with SIM AT ............................................. ........................37
Terminology and abbreviations ...........................................................................39
Related information .............................................................................................. 43
Documents ................................................................................................43
Links ..........................................................................................................43
Trademarks and acknowledgements ........................................................43
Technical specifications ......................................................................................44