T600/T602
White Paper, September 2002
21
TLS
Transport Layer Security.
URL
Uniform Resource Locator.
USSD
Unstructured Supplementary Services Data.
VAD
Voice Activated Dialling.
VAS
Value Added Service.
WAE
Wireless Application Environment.
WAN
Wide Area Network.
WAP
Wireless Application Protocol. Handheld devices,
low bandwidth, binary coded, a deck/card meta-
phor to specify a service. A card is typically a unit
of interaction with the user, that is, either presen-
tation 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 new context
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, fulfilling the same
purpose as HyperText Markup Language (HTML)
does on the World Wide Web (WWW). In contrast
to HTML, WML is designed to fit small handheld
devices.
WMLScript
WMLScript can be used to enhance the function-
ality of a service, just as, for example, JavaScript
may be utilized in HTML. It makes it possible to
add procedural logic and computational functions
to WAP-based services.
WSP
Wireless Session Protocol.
WTLS
Wireless Transport Layer Security.
WTP
Wireless Transaction Protocol
WWW
World Wide Web.
XML
Extensible Markup Language.