Mobile phones

Mobile phones

Industry: Mobile communications

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Mobile phones

series 90 user interface

Mobile communications; Mobile phones

A user interface with a high-resolution, touch-sensitive, landscape-oriented colour screen. The series 90 user interface is used, for example, for the Nokia 7710 media device.

dual band phone

Mobile communications; Mobile phones

A mobile phone that can operate on two different frequency bands, for example GSM 900 and GSM 1800. See also Tri-band phone.

service agreement

Mobile communications; Mobile phones

A business contract or agreement between a user and a service provider that outlines the services provided, and the costs for the services.

dual-tone multifrequency (DTMF)

Mobile communications; Mobile phones

A method used by the telephone system to recognise the keys pressed when dialling. Pressing a key on the phone's keypad generates two simultaneous tones, which are decoded by the exchange to ...

service area

Mobile communications; Mobile phones

The geographical area within which a network service provider offers mobile service for a mobile phone. See also Coverage area.

dynamic memory

Mobile communications; Mobile phones

A memory that is shared between specified functions or applications. If one or two applications use all the capacity, there is no memory available for the others at that moment. For example, the ...

service provider

Mobile communications; Mobile phones

A company that provides or hosts services or content either for end users or for other entities such as other service providers. A service provider provides, for example, mobile services for its ...