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  2. Automatic identification system - Wikipedia

    en.wikipedia.org/.../Automatic_identification_system

    An AIS-equipped system on board a ship presents the bearing and distance of nearby vessels in a radar-like display format. A graphical display of AIS data on board a ship. The automatic identification system (AIS) is an automatic tracking system that uses transceivers on ships and is used by vessel traffic services (VTS).

  3. Spire's sale of ship tracking arm raises antitrust concerns - AOL

    www.aol.com/news/spires-sale-ship-tracking-arm...

    The $241 million deal announced on Nov. 13 would give Kpler control over Spire's satellites and maritime Automatic Identification System (AIS) data stream, which tracks ships Spire's sale of ship ...

  4. Automatic Transmitter Identification System (marine) - Wikipedia

    en.wikipedia.org/wiki/Automatic_Transmitter...

    This contrasts to the Automatic identification system (AIS) used globally on ships that transmit continuously. A short post-transmission message is sent by the radio with the vessel identity and is in the form of an encoded call sign or Maritime Mobile Service Identity , starting with number "9" and the three country-specific maritime ...

  5. Maritime Safety and Security Information System - Wikipedia

    en.wikipedia.org/wiki/Maritime_Safety_and...

    The Maritime Safety & Security Information System (MSSIS) is a freely-shared, unclassified, near real-time data collection and distribution network. Its member countries share data from Automatic Identification System (AIS) , coastal radar, and other maritime-related systems. [ 1 ]

  6. Long-range identification and tracking (ships) - Wikipedia

    en.wikipedia.org/wiki/Long-range_identification...

    The long-range identification and tracking (LRIT) of ships was established as an international system on 19 May 2006 by the International Maritime Organization (IMO) as resolution MSC.202 (81). [1] This resolution amends Chapter V of the International Convention for the Safety of Life at Sea (SOLAS) , regulation 19-1 and binds all governments ...

  7. Vessel monitoring system - Wikipedia

    en.wikipedia.org/wiki/Vessel_monitoring_system

    AIS is a communications technology which is normally used within VTS and VMS applications. AIS is typically used on VMS systems deployed on smaller fishing vessels under 60tons. The implementation of AIS as part of these systems is also often customized to include encryption and other functionality.

  8. Navigational aid - Wikipedia

    en.wikipedia.org/wiki/Navigational_aid

    AtoNs can be integrated with automatic identification system (AIS). AIS transmitted form an actual aid (buoy, lighthouse etc.) is termed a "real AIS AtoN". [11] If it is impractical to equip the AtoN with an AIS transponder an AIS shore station can be assigned to transmit AIS messages on behalf of the AtoN. This is known as a "synthetic ATON".

  9. Maritime mobile amateur radio - Wikipedia

    en.wikipedia.org/wiki/Maritime_mobile_amateur_radio

    Maritime mobile operation is defined as operating a transmitter that is located on any vessel at sea. This means any manned structure afloat outside the high-water mark . Operating on vessels on inland waterways is defined as mobile work, and so requires /M to be added to the callsign, not /MM as for maritime mobile operations.

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