GlossaryDecoder A decoder receives a digital signal and converts it back into an analog signal, creating an unscrambled, viewable picture. | Digital Subscriber Line (DSL) DSL is a technology for bringing high-bandwidth information to homes and small businesses over ordinary copper telephone lines. xDSL refers to different variations of DSL, including ADSL, HDSL, and RADSL. See also Asymmetric Digital Subscriber Line (ADSL). | Download The process of transferring one or more files from a remote computer to your local computer. Opposite to upload. | DVI (Digital Visual Interface) A multi-pin computer-style connection intended to carry high-resolution video signals from digital set-top boxes (HDTV-capable DIRECTV, DISHNetwork, and cable boxes, plus a few DVD players) to HDTV monitors with a compatible connector. The signals are encrypted with High-bandwidth Digital Content Protection (HDCP) to prevent recording. | Dynamic IP address Originally all Internet Protocol addresses were static, but with the growth of the internet it soon became clear there wouldn't be enough to go around. A dynamic IP address changes every time you connect to the internet. Your ISP will have a range of dynamic IP addresses available and you will be allocated any one of these at any time. |
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