Primary Channel

In telecommunication, the term primary channel has the following meanings:

  1. The channel that is designated as a prime transmission channel and is used as the first choice in restoring priority circuits.
  2. In a communications network, the channel that has the highest data rate of all the channels sharing a common interface.

A primary channel may support the transfer of information in one direction only, either direction alternately, or both directions simultaneously.

Famous quotes containing the words primary and/or channel:

    “Parental attitudes have greater correlation with pupil achievement than material home circumstances or variations in school and classroom organization, instructional materials, and particular teaching practices.”
    —Children and Their Primary Schools, vol. 1, ch. 3, Central Advisory Council for Education, London (1967)

    “Wherever there is a channel for water, there is a road for the canoe.”
    —Henry David Thoreau (1817–1862)