Sony Ericsson T28 World User Guide - Page 108

Glossary

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Glossary EricssonNoMtofboilreCCoommmmerucniiaclatUisoens AB Advice of Charge (AoC) enables you to monitor the cost of calls made from your mobile phone. Details of the last call and total calls made are shown in the phone display. To use this service, it must be supported by your network. Area Information (AI) is a service that allows you to receive messages about pre-set topics i.e. weather forecasts, road reports, etc. To use this service, it must be supported by your network. Calling Line Identification (CLI) shows the number of the person calling you in your mobile phone display. You can then make an informed choice as to whether or not to take the call. Bear in mind that not all numbers can be displayed. To use this service, it must be supported by your network. Divert enables you to forward calls to another number, for example your voice mail or home phone. DTMF or Touch Tone Dual Tone Multi Frequency signal - codes sent as tone signals. Used for telephone banking, for accessing an answering machine, etc. Dual Band GSM 900/1900 The Ericsson T28 WORLD is a dual band phone, which means that you can use your phone on two different kinds of networks - the GSM 900 and the GSM 1900 systems. The switching between the two systems is down automatically at initial power up. When you turn on the phone, the phone automatically scans the network to identify if it is a GSM900 or a GSM1900 network. The difference compared to Ericssons GSM900/1800 phones is that the T28 WORLD does not provide seamless handover during conversation. Seamless handover is not a useful feature in this dual band product since there are no networks in the world that are GSM900/1900 systems. 108 Glossary

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Not for Commercial Use
Er
i
cs
s
on M
obile Communi
ca
tions AB
108
Glossary
Glossary
Advice of Charge
(AoC)
enables you to monitor the cost of calls made from your mobile phone.
Details of the last call and total calls made are shown in the phone display.
To use this service, it must be supported by your network.
Area Information
(AI)
is a service that allows you to receive messages about pre-set topics i.e.
weather forecasts, road reports, etc. To use this service, it must be supported
by your network.
Calling Line Identification
(CLI)
shows the number of the person calling you in your mobile phone display.
You can then make an informed choice as to whether or not to take the call.
Bear in mind that not all numbers can be displayed. To use this service, it must
be supported by your network.
Divert
enables you to forward calls to another number, for example your voice mail
or home phone.
DTMF or Touch Tone
Dual Tone Multi Frequency signal – codes sent as tone signals.
Used for telephone banking, for accessing an answering machine, etc.
Dual Band GSM 900/1900
The Ericsson T28 WORLD is a dual band phone, which means that you can
use your phone on two different kinds of networks – the GSM 900 and the
GSM 1900 systems.
The switching between the two systems is down automatically at initial
power up. When you turn on the phone, the phone automatically scans the
network to identify if it is a GSM900 or a GSM1900 network.
The difference compared to Ericssons GSM900/1800 phones is that the
T28 WORLD does not provide seamless handover during conversation.
Seamless handover is not a useful feature in this dual band product since there
are no networks in the world that are GSM900/1900 systems.