AIS (Automatic Identification System)

E470678

automatic identification system maritime communication system vessel tracking system

AIS (Automatic Identification System) is a maritime tracking and communication technology that automatically exchanges vessel identity, position, course, and other navigational data to enhance safety and traffic management at sea and in ports.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (6)

Label	Occurrences
Automatic Identification System	4
AIS	1
AIS (Automatic Identification System) canonical	1
AIS Search and Rescue Transmitters	1
Class B AIS	1
Satellite AIS	1

How this entity was disambiguated

This entity first appeared as the object of triple T4791919 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: AIS (Automatic Identification System)
Context triple: [Vessel Traffic Service Rotterdam, usesSystem, AIS (Automatic Identification System)]

A. Global Maritime Distress and Safety System
The Global Maritime Distress and Safety System is an internationally standardized, automated communication framework that enhances maritime safety by ensuring ships can send and receive distress alerts and vital safety information anywhere at sea.
B. ECDIS
ECDIS (Electronic Chart Display and Information System) is a computerized navigation system used on ships that integrates electronic navigational charts with real-time position and navigational data to support safe and efficient marine navigation.
C. Maritime Authority System
The Maritime Authority System is a Portuguese naval command and control framework responsible for overseeing maritime safety, security, and law enforcement in Portugal’s territorial waters.
D. LORAN
LORAN is a long-range terrestrial radio navigation system originally developed for maritime and aviation positioning before the advent of satellite-based GPS.
E. Electronic Chart Display and Information System
Electronic Chart Display and Information System (ECDIS) is a computerized navigation system used on ships that integrates electronic nautical charts with real-time positioning and other navigational data to enhance maritime safety and route planning.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: AIS (Automatic Identification System)
Target entity description: AIS (Automatic Identification System) is a maritime tracking and communication technology that automatically exchanges vessel identity, position, course, and other navigational data to enhance safety and traffic management at sea and in ports.

A. Global Maritime Distress and Safety System
The Global Maritime Distress and Safety System is an internationally standardized, automated communication framework that enhances maritime safety by ensuring ships can send and receive distress alerts and vital safety information anywhere at sea.
B. ECDIS
ECDIS (Electronic Chart Display and Information System) is a computerized navigation system used on ships that integrates electronic navigational charts with real-time position and navigational data to support safe and efficient marine navigation.
C. Maritime Authority System
The Maritime Authority System is a Portuguese naval command and control framework responsible for overseeing maritime safety, security, and law enforcement in Portugal’s territorial waters.
D. LORAN
LORAN is a long-range terrestrial radio navigation system originally developed for maritime and aviation positioning before the advent of satellite-based GPS.
E. Electronic Chart Display and Information System
Electronic Chart Display and Information System (ECDIS) is a computerized navigation system used on ships that integrates electronic nautical charts with real-time positioning and other navigational data to enhance maritime safety and route planning.
F. None of above. chosen

Statements (65)

Predicate	Object
instanceOf	automatic identification system ⓘ maritime communication system ⓘ vessel tracking system ⓘ
abbreviationOf	Automatic Identification System ⓘ linked to: AIS (Automatic Identification System)
contributesTo	environmental protection and spill response ⓘ monitoring of fishing activities ⓘ
dataFormat	NMEA 0183 sentences ⓘ
dataReceivedBy	other vessels ⓘ satellites ⓘ shore stations ⓘ
dataUsedBy	coast guards ⓘ commercial vessel tracking services ⓘ maritime safety agencies ⓘ port authorities ⓘ
definedIn	IMO SOLAS Convention ⓘ linked to: International Convention for the Safety of Life at Sea ITU-R M.1371 ⓘ
enables	electronic chart display of nearby vessels ⓘ
enhances	navigational safety ⓘ
fullName	Automatic Identification System ⓘ linked to: AIS (Automatic Identification System)
hasComponent	AIS aids to navigation station ⓘ AIS base station ⓘ AIS search and rescue transponder ⓘ Class A AIS transponder ⓘ Class B AIS transponder ⓘ
hasVariant	Class A AIS ⓘ Class B AIS ⓘ linked to: AIS (Automatic Identification System) Satellite AIS ⓘ linked to: AIS (Automatic Identification System)
improves	situational awareness at sea ⓘ
includesIdentifier	Maritime Mobile Service Identity ⓘ
integratesWith	Electronic Chart Display and Information System ⓘ linked to: ECDIS Vessel Traffic Service systems ⓘ radar ⓘ
mandatoryFor	SOLAS cargo ships of 300 gross tonnage and upwards on international voyages ⓘ SOLAS passenger ships ⓘ cargo ships of 500 gross tonnage and upwards not engaged on international voyages ⓘ
operatesOn	VHF maritime band ⓘ
standardizedBy	International Electrotechnical Commission ⓘ International Maritime Organization ⓘ International Telecommunication Union ⓘ
supports	long‑range identification and tracking when combined with satellite reception ⓘ maritime traffic monitoring ⓘ real‑time vessel tracking ⓘ
transmits	destination ⓘ draught ⓘ estimated time of arrival ⓘ navigational status ⓘ rate of turn ⓘ safety‑related messages ⓘ ship type ⓘ vessel course ⓘ vessel dimensions ⓘ vessel heading ⓘ vessel identity ⓘ vessel position ⓘ vessel speed ⓘ
usedFor	collision avoidance ⓘ maritime domain awareness ⓘ maritime safety ⓘ port operations management ⓘ search and rescue support ⓘ vessel traffic management ⓘ
usesAccessScheme	TDMA ⓘ
usesFrequency	AIS 1 (161.975 MHz) ⓘ AIS 2 (162.025 MHz) ⓘ
usesModulation	GMSK ⓘ