| Quarter common intermediate format |
A standard video format that provides an image size
of 176 x 144 pixels. QCIF is used in videophones and desktop
videoconferencing applications. QCIF has one quarter of
the pixels of the full common intermediate format. |
| Roaming |
The ability of a subscriber to use a mobile device to
make and receive calls outside their home network coverage
area. Roaming is usually based on roaming agreements between
mobile operators. Charging rates are usually higher when
the subscriber is roaming. See also Coverage. |
| Screen saver |
A picture or animation which appears on a mobile device's
display when it is idle. |
| Selection key |
A key whose function depends on the options shown on
the display. In a mobile phone, the selection keys are
located right under or on the sides of the display. |
| Send to many |
A feature that lets the user of a mobile device send
a message to multiple recipients. |
| Service agreement |
A business contract or agreement between a user and
a service provider that outlines the services provided,
and the costs for the services. |
| Service area |
The geographical area within which a network service
provider offers mobile service for a mobile phone. See
also Coverage area. |
| Service provider |
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 customers. |
| Short message service |
A service that lets the user send and receive messages
of limited length. See also Messaging. |
| SIM card |
A security module that is inserted into a piece of mobile
equipment and that includes data that is used to identify
the user and to provide security for voice and data transmission.
SIM card includes, for example, the phone number, phone
book information, and account information. |
| Simple mail transfer protocol |
A protocol that is used to transfer e-mail messages.
Usually SMTP is used only for sending. |
| Smiley |
A sequence of typed characters that graphically produces
a sideways image of a face expression, such as:-), :o,
or :'-(. A smiley is used, for example, in a chat or e-mail
message, to set the tone for the preceding sentence. In
some phone models the user can select the smiley from
a ready-made collection. |
| Speed dialing |
A feature that lets a user connect to a phone number
by pressing one key. |
| Standby time |
The period of time for which a battery can power a phone
that is switched on and ready to make or receive a call
but is not used for an actual call. See also Talk time. |
| Streaming |
The simultaneous transfer of digital media, such as
video, voice, and data, which is received as a continuous
stream. The usage of data begins before all the data is
transmitted to the user. Streaming can be point-to-point
or broadcast from one origin to multiple receivers. |
| Sub-QCIF |
A video format that provides an image size of 128 x
96 pixels. It is used for viewing the images on the phone
display. |
| Symbian |
A software licensing company, owned by wireless industry
leaders, which is the supplier of an advanced, open, standard
operating system for data-enabled wireless devices. |
| Symbian OS |
An operating system optimised for the needs of data-enabled
mobile devices such as smartphones and communicators Symbian
OS drives standards for the interoperation of data-enabled
mobile phones with mobile networks, content applications,
and services. |
| Synchronisation |
A process that causes something to occur or recur at
the same time or in unison. Synchronisation can be used
to make the contents of specific files identical on different
devices. For example, a user can synchronise the phonebook
or contacts, calendar, and to-do list of a mobile device
with the corresponding PC applications. This is not possible
with all mobile phone models. |
| SyncML |
An open standard that enables synchronisation of data
between compatible devices, applications, and networks,
which means that a consistent set of data is always available
on any device or application. SyncML is based on Extensible
Markup Language (XML). |
| Talk time |
The total time for which a battery can power a mobile
device while the phone is used to receive or perform a
call. Talk time, expressed in hours and minutes, is much
shorter than standby time because transmission requires
more power. See also Standby time. |
| TCP/IP |
The basic communication language or protocol of the
Internet. It can also be used as a communications protocol
in a private network. |
| Template |
A pattern of a message that a user can store in the
phone. A template can be used to access, create, and store
messages that need to be sent regularly. |
| Test Keyword |
Test after launch |
| Time division multiple access |
A digital transmission technique in which a radio frequency
is divided into time slots that are allocated to multiple
calls. In this way, a single frequency can support multiple,
simultaneous data channels. |
| Titanium |
A strong, lightweight metal that is resistant to corrosion.
Titanium is used in the manufacture of strong lightweight
alloys, especially for aircraft parts and sometimes mobile
phones. |
| To-do list |
A list of task notes saved in a phone. The notes can
be saved in priority order. To-do list is not available
in all phone models. |
| Tri-band phone |
A phone that operates on three frequency bands, for
example GSM 900, GSM 1800, and GSM 1900. A GSM tri-band
phone can be widely used in Europe, Africa, Asia, North
America, and Australia, because the same phone can be
used in different networks using different frequency bands.
See also Dual band phone. |
| True tone |
A ringing tone that provides a real, recorded sound,
for example a song, nature sound, special effect, or engine
sound, as an alert of an incoming call. Not all phone
models support true tones. |
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Phone Reviews
Nokia