Directory: X

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This is the living glossary of terms related to interactive television development. Most of these terms were graciously donated to OEDN by Vidiom Systems and Time Warner Cable. Browse the list below, search for specific terms, and provide comments to terms to clarify their meanings.

  • XAIT

    See also eXtended Application Information Table (XAIT).

  • xDSL

    "xDSL is the general term applied to a whole family of high-speed digital data products. The letters DSL stand for Digital Subscriber Line. The x is a place keeper for the term describing the type of DSL connection: A for Asymmetric, H for High Speed, I for ISDN, and S for Symmetric."

  • Xlet

    "An Xlet is a downloadable software component that is run by OCAP on an OpenCable host device. Each Xlet class must implement the Java Xlet interface, with its initialize, start, pause, and destroy methods. Xlets are the integral software applications of OCAP that make the television interactive. Xlets can implement EPGs, impulse shopping, and video games."