• April 05, 2005 05 Apr'05


    A transceiver is a combination transmitter/receiver in a single package.  Continue Reading

  • April 05, 2005 05 Apr'05

    local loop

    In telephony, a local loop is the wired connection from a telephone company's central office in a locality to its customers' telephones at homes and businesses.  Continue Reading

  • April 05, 2005 05 Apr'05


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

  • April 05, 2005 05 Apr'05

    fiber optic

    Fiber optic (or "optical fiber") refers to the medium and the technology associated with the transmission of information as light impulses along a glass or plastic wire or fiber.  Continue Reading

  • April 05, 2005 05 Apr'05


    Optoelectronics is a branch of electronics that overlaps with physics.  Continue Reading

  • April 05, 2005 05 Apr'05

    bit rate

    In digital telecommunication, the bit rate is the number of bits that pass a given point in a telecommunication network in a given amount of time, usually a second.  Continue Reading

  • April 05, 2005 05 Apr'05

    frequency-division multiplexing (FDM)

    Frequency-division multiplexing (FDM) is a scheme in which numerous signals are combined for transmission on a single communications line or channel.  Continue Reading

  • April 05, 2005 05 Apr'05

    rlogin (remote login)

    Rlogin (remote login) is a UNIX command that allows an authorized user to login to other UNIX machines (hosts) on a network and to interact as if the user were physically at the host computer.  Continue Reading

  • April 05, 2005 05 Apr'05

    single mode fiber

    In optical fiber technology, single mode fiber is optical fiber that is designed for the transmission of a single ray or mode of light as a carrier and is used for long-distance signal transmission.  Continue Reading

  • April 05, 2005 05 Apr'05

    set-top box

    A set-top box is a device that enables a television set to become a user interface to the Internet and also enables a television set to receive and decode digital television (DTV) broadcasts.  Continue Reading

  • April 05, 2005 05 Apr'05


    Slamming is the practice by some U.S. long-distance phone carriers of switching users to their service without the user's knowledge or authorization.  Continue Reading

  • April 05, 2005 05 Apr'05


    A petabit is one quadrillion (1015) binary digits and is used in discussing possible volumes of data traffic per second in a large telecommunications network.  Continue Reading

  • April 05, 2005 05 Apr'05

    Bellcore (Bell Communications Research)

    Bellcore (Bell Communications Research) provides certain centralized research and standards coordination for the regional Bell operating companies (RBOC)s.  Continue Reading





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