beacon
  • A station, structure, or device which emits guiding, orienting, or warning signals which assist marine or aeronautical navigation.
  • A signal which serves as a navigational aid that guides, orients, or warns. Such a signal may assist in marine or aeronautical navigation, and may be in the form of light, radio, radar, acoustic, or other types of signals or waves. Also called beacon signal.
  • A navigational aid for a robot. Such an aid may be passive or active. An example of a passive aid is a set of reflectors, while an active one may be acoustic in nature.
  • acronym BCN

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