Sony Ericsson Z500A manual Connectivity, Advantages of GPRS/EDGE, Message conversion

White Paper Z500a

The architecture of MMS

Message conversion

The MMS-C is able to perform limited message conversion - for example, from MMS to SMS - so that processing and air time is not wasted in sending messages to mobile terminals that do not have adequate capability to receive them. It also handles service aspects such as store and forward, guaranteed delivery,

subscriber preferences, operator constraints, and billing information. The MMS-C also vouches for high quality messaging, for example by format conversion. This means that the MMS-C recognizes which formats are supported in the mobile phone, and adapts the MMS messages to these formats.

Connectivity

Advantages of GPRS/EDGE

Using GPRS and EDGE has many advantages, for example:

•Constant connection

Keep an open connection to the company network. All connection settings can be managed by using the

data connections feature.

•High speed

Gain access automatically to increased bandwidth when downloading large files, images etc.

•Cost efficient

Use transmission capacity only when needed, thus

14 June 2004