電信熱門詞匯

　　Glossary for Telecomunications

　　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 have 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 network but are not voice. They include basic text messages (SMS), multimedia messaging (MMS), Internet 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

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

　　2G

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

　　2.5G

　　Technological upgrades to standard GSM mobile networks which increase data transmission

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