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can be stored and accessed by name or position.
SC Service Center (for SMS).
Service Provider A company that provides services and subscriptions to mobile phone
users.
SIM card Subscriber Identity Module card Ð a card that must be inserted in any
GSM-based mobile phone. It contains subscriber details, security
information and memory for a personal directory of numbers. The card
can be a small plug-in type or credit card-sized but both types have the
same functions. Your phone uses the small plug-in card.
SIR Serial Infrared.
SMS Short Message Service. Allows messages of up to 160 characters to be
sent and received via the network operator's message centre to your
mobile phone. Messages are stored if the phone is off or out of reach
ensuring that they reach you. To use this service, it must be supported
by your network.
SS Supplementary Services
TCP/IP Transmission Control Protocol/Internet Protocol.
TLS Transport Layer Security.
URL Uniform Resource Locator.
USSD Unstructured Supplementary Services Data.
VAS Value Added Service.
vCalendar vCalendar deÞnes a transport and platform-independent format for
exchanging calendaring and scheduling information for use in PIMs/
PDAs and group schedulers. vCalendar is speciÞed by IETF.
vCard vCard automates the exchange of personal information typically found
on a traditional business card, for use in applications such as Internet
mail, voice mail, Web browsers, telephony applications, call centers,
video conferencing, PIMs /PDAs, pagers, fax, ofÞce equipment, and
smart cards. vCard is speciÞed by IETF.
WAE Wireless Application Environment.
WAP Wireless Application Protocol. Handheld devices, low bandwidth,
binary coded, a deck/card metaphor to specify a service. A card is typi-
cally a unit of interaction with the user, that is, either presentation of
information or request for information from the user. A collection of
cards is called a deck, which usually constitutes a service.
WAP Application A collection of WML cards, with the newcontext attribute set in the
entry card.
WAP service A WML application residing on a web site.
WBMP WAP Bitmap.
WDP Wireless Datagram Protocol.
WML Wireless Markup Language. A markup language used for authoring
services, fulÞlling the same purpose as HyperText Markup Language
(HTML) do on the World Wide Web (WWW). In contrast to HTML,
WML is designed to Þt small handheld devices.
WMLScript WMLScript can be used to enhance the functionality of a service, just
as for example JavaScript may be utilised in HTML. It makes it pos-
sible to add e.g. procedural logic and computational functions to WAP
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