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Glossary for Teleunications

This glossary helps explain some of the acronyms and technical phrases

Bluetooth

A short-range wireless technology designed to allow connection of portable devices in a wire-free manner. For example connection of a wireless hands-free kit.

Broadband

High speed connectivity - wireless transmission in Vodafone's case. Typically allowing the fast transmission of multimedia content.

CDMA

Code Division Multiple Access - a generic term for a type of digital mobile telephony technology which supports a number of mobile connections. This technique is used by some alternative systems to GSM. See also W-CDMA.

Contract Customer

A subscriber with whom Vodafone has a formal contractual aGREement with the customer billed on a monthly basis for access fees and any additional airtime or data used. Vodafone contract tariffs all he an amount of airtime included in the monthly charge. See Prepay Customer.

Data products

Data products are those products and services that use the Vodafone work but are not voice. They include basic text messages (SMS), multimedia messaging (MMS), Inter browsing and downloads such as ring tones and games.

EDGE

Enhanced Data rate for GSM Evolution - a development of GSM which allows for the faster delivery of advance mobile services such as full multimedia messaging.

Fixed line

Telemunications lines that are not wirefree but connected to physical points.

2G

Second generation technology. A term used to describe the digital cellular works such as GSM which were introduced as a replacement for analogue cellular works.

2.5G

Technological upgrades to standard GSM mobile works which increase data transmission speeds and efficiency. The term enpasses HSCSD, GPRS and EDGE. Seen as an intermediate technology between 2G and 3G.

3G

Third generation (UMTS) technology using new data transmission standards and operating at a different part of the spectrum range to second generation works. Licences he been issued by European governments to cover the UMTS spectrum around the 2GHz level.

GPRS

General Packet Radio Service. An enhancement to the GSM mobile munications system that supports data packets. It enables a continuous flow of data packets over the system for applications that support web browsing and file transfer for example. With GPRS, your phone is always connected to WAP and other data services, so you don't need to dial in each time you want to access data services.

GSM

Global System for Mobile munication - an open, non-proprietary digital wireless technology platform.

Hertz (Hz)

Measure of frequency or cycles per second. Usually measured in millions as Megahertz (MHz) or in billions as Gigahertz (GHz).

HTML

Hypertext Mark-up Language - the language used to create web documents.

HSCSD

High Speed Circuit Switched Data. Circuit-switched wireless data transmission for mobile users at data rates of 28.8 Kbits per second or higher, pared to a maximum of only 9.6 Kbits per second using traditional GSM works.

IEEE

The Institute of Electrical and Electronics Engineers is a US based anisation providing expertise across a wide range of engineering fields. One of its main areas of activity is the development of industry standards.

MMS

Multimedia Messaging Service (MMS) is a 'store and forward' messaging service which allows mobile subscribers to exchange multimedia messages with other mobile subscribers. MMS supports the transmission of additional media types: text, picture, audio, video or a bination of these.

Multi-access portal

A service that provides Web access from a range of different devices such as mobile, fixed and cable television devices.

PDA

Personal Digital Assistant - devices such as personal anisers (e.g. Palm and iPAQ).

Portal

A gateway or entry point to the Inter incorporating significant functionality such as search engines, news alerts and personal preferences that enable users to access the data they want from the Web from a central point.

Prepay customer

A customer who does not he a written contract and buys his/her talk time in advance, by purchasing vouchers from retail outlets for example. See Contract Customer.

Roaming

The facility for a subscriber to use his/ her mobile for both outgoing and ining calls on any other work, in the same or another country, that has entered into a mercial roaming aGREement with the subscriber's home work.

Short code access

Codes to enable users to access services such as answerphones without hing to dial a full number.

SMS or text messaging

Short Message Service. A service which enables mobile telephone users to send and receive text messages on their handsets.

Spectrum

A specific frequency range.

TDMA

Time Division Multiple Access - a generic term for a type of digital mobile telephony technology including GSM.

UMTS

Universal Mobile Telemunications System. Also known as 3G, the third generation digital standard for mobile telemunications.

WAP

Wireless Application Protocol. A global, open standard for providing mobile phones, pagers and other handheld devices with secure access to e-mail and simple webpages. WAP allows you to access information through your phone.

W-CDMA

Wideband CDMA - a radio interface technology which has been developed as an open standard in the 3GPP standards development anisation.

Wireless

munications that are not dependent on a fixed line connection.

Wi-Fi

This refers to WLAN products built to the IEEE 802.11 standard, which he been certified for interoperability by the Wi-Fi Alliance.

WLAN

Wireless Local Area work. A subscriber can connect to a local area work of puters, for example, via a wireless radio connection. The IEEE 802.11 standards are examples of WLAN systems.

WML

Wireless Mark-up Language - the language behind WAP.

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