Mobile phones

Mobile phones

Industry: Mobile communications

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Mobile phones

DTMF tone

Mobile communications; Mobile phones

A tone that is generated when a key is pressed on the phone's keypad. The tone is decoded by the exchange to determine which key was pressed. DTMF tones let the phone user communicate with voice ...

A function that lets the user listen to the radio. An FM radio is included in some phone models. When listening to the radio on a phone, the headset of the phone needs to be connected as the lead of ...

Caller ID

Mobile communications; Mobile phones

A feature that provides information on the origin of an incoming call prior to answering. For example, the name or number of the calling party can be displayed either on the display of a phone or on ...

S60 software user interface

Mobile communications; Mobile phones

A one-hand operated user interface for imaging phones. The Nokia S60 Software user interface has a large colour display of 176 x 206 pixels.

S60 software

Mobile communications; Mobile phones

A one-hand operated user interface for imaging phones. The Nokia S60 Software user interface has a large colour display of 176 x 206 pixels. See S60 Software user interface.

Radio frequency (RF)

Mobile communications; Mobile phones

Stands for "radio frequency" and is a commonly used acronym to refer to a radio link, e.g. "goes over RF to the cell".

Subscriber identity module (SIM) card

Mobile communications; Mobile phones

A subscriber removable printed circuit and chip set card that must be present in GSM phones before they are recognised by a GSM network. The SIM holds information identifying the subscriber to the ...