Palm OS Devices manual Personal Digital Assistant. Handheld computer or personal

PDA	Personal Digital Assistant. Handheld computer or personal
	organizer device.
PocketPC®	The operating system (part of the WinCE family from
	Microsoft) for a mobile device. There are several device
	manufacturers that use this operating system.
Portability	Defines network connectivity that can be easily established,
	used and then dismantled.
REAL-TIME	Real time is a level of responsiveness that a user senses as
	sufficiently immediate or that enables a device to keep up
	with some external process (for example, Covers Wireless
	serves content as it happens).
Roaming	Provision and use of GSM/GPRS/UMTS (or other mobile
	system) outside of the customer’s home network or country.
Service	A person or another entity that has the overall responsibility
Provider	for the provision of a service or a set of services to the users
	and for negotiating network capabilities associated with the
	service(s) (s)he provides.
Session	A mobile device running an instance of a network/client
	application on a Fixed End System (FES) or application
	server.
SMS	Short Messaging Service.
Store and	The ability to transmit a message to an intermediate relay
Forward	point and store it temporarily when the receiving device is
	unavailable.
Uplink	Direction of data transfer from the mobile device to the
	network.

USB (Universal A plug-and-play interface between a computer and add-on

Serial Bus) devices such as mobile devices (PalmOS®, PocketPC®), printers, keyboards etc. New devices can be added without adapter cards or without the computer being off.

Valued Added	A service provider who offers services that add value to
Service	other (primitive) services. (a value added service cannot be
Provider	used alone i.e., with another primitive service).

Wi-Fi (Wireless A wireless data networking protocol generally used to

Fidelity) connect PCs and laptops to a network. Also known as 802.11b and WLAN (Wireless LAN), it is the most common means of wireless networking and operates at 2.4 GHz.

Wideband A classification of the information capacity or bandwidth of a communication channel. Wideband is generally taken to mean a bandwidth between 64kbits/sec and 2Mbits/sec.

Wireless Access A terminal access to the network which uses wireless technology.

Wireless	Transmission facilities that have bandwidth or capacity
Broadband	greater than that of a voice line. Capable of carrying
	numerous voice, video and data channels simultaneously.
Wireless	A company that provides wireless telecommunications
Carrier	services.
WISP	Wireless Internet Service Provider. vendor that specializes
	in providing wireless Internet access.

WML (Wireless A version of HDML (handheld device markup language),

Markup WML is based on XML and will run with its over version

Language) of Javascript. Wireless application developers use WML to repurpose content for wireless devices.

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