April 2005

  • private automatic branch exchange (PABX)

    A private automatic branch exchange (PABX) is an automatic telephone switching system within a private enterprise.05 Apr 2005

  • STDM (statistical time division multiplexing)

    STDM, or statistical time division multiplexing, is one method for transmitting several types of data simultaneously across a single transmission cable or line (such as a T1 or T3 line).05 Apr 2005

  • vBNS (very high-speed Backbone Network Service)

    The vBNS (very high-speed Backbone Network Service) is a network that interconnects a number of supercomputer centers in the United States and is reserved for science applications requiring the mas...05 Apr 2005

  • Open Service Gateway Initiative (OSGi)

    OSGi (Open Service Gateway Initiative) is an industry plan for a standard way to connect devices such as home appliances and security systems to the Internet.05 Apr 2005

  • line information database (LIDB)

    A line information database (LIDB) is a database maintained by the local telephone company that contains subscriber information, such as a service profile, name and address, and credit card validat...05 Apr 2005

  • universal network

    The "universal network" is the idea of a single network that integrates the existing voice and public telecommunications network (including the Internet), cable TV, data networks, and video broadca...05 Apr 2005

  • virtual server

    On the Internet, a virtual server is a server (computer and various server programs) at someone else's location that is shared by multiple Web site owners so that each owner can use and administer ...05 Apr 2005

  • Webcast

    Also see push technology, another usage.05 Apr 2005

  • Undernet

    For terms frequently used in online keyboard chatting, see chat acronyms/IRC/BBS. According to its home page, the Undernet is the largest network of Internet Relay Channels (IRC) on the Internet.05 Apr 2005

  • last-mile technology

    Last-mile technology is any telecommunications technology that carries signals from the broad telecommunication backbone along the relatively short distance (hence, the "last mile") to and from the...05 Apr 2005

  • teleportation

    Teleportation is the duplication or re-creation of physical objects or their properties using light beams, according to researchers at the California Institute of Technology.05 Apr 2005

  • frame

    See frames for the use of multiple Web pages on a single display screen.05 Apr 2005

  • Federation of Telecommunications Engineers of the European Community (FITCE)

    FITCE (Federation of Telecommunications Engineers of the European Community) is an international association that is committed to affecting telecommunication developments in a positive and construc...05 Apr 2005

  • frame rate

    In motion pictures, television, and in computer video displays, the frame rate is the number of frames or images that are projected or displayed per second.05 Apr 2005

  • ATU-R (ADSL Terminal Unit - Remote)

    An ATU-R (ADSL Terminal Unit - Remote), sometimes called an "ADSL modem," is a hardware unit that is installed in any computer that uses a telephone company connection with Asymmetric Digital Subsc...05 Apr 2005

  • mutex (mutual exclusion object)

    In computer programming, a mutex (mutual exclusion object) is a program object that is created so that multiple program thread can take turns sharing the same resource, such as access to a file.05 Apr 2005

  • digital switch

    A digital switch is a device that handles digital signals generated at or passed through a telephone company central office and forwards them across the company's backbone network.05 Apr 2005

  • mux

    In communication transmission systems, mux (pronounce muks, sometimes spelled "MUX") is an abbreviation for multiplexing, a device that sends multiple signals on a carrier channel at the same time ...05 Apr 2005

  • demarc (demarcation point)

    A demarc (an abbreviation for demarcation point) marks the point where communications facilities owned by one organization interface with that of another organization.05 Apr 2005

  • crosstalk

    Crosstalk is a disturbance caused by the electric or magnetic fields of one telecommunication signal affecting a signal in an adjacent circuit.05 Apr 2005