AIS(Automatic Identification System) JHS-182 Main Part Photo:JHS-182
Marine Electronics
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AIS (Automatic Identification System) is newly regulated equipment by SOLAS convention. This equips between ships and land station with TDMA using VHF frequency, and then display ship name, cargo, and so on. The equipment has JRC's advansed technology and compact size, will previde maritime traffic safety.

In Accordance with SOLAS* as amended in 2000, passenger ships, the vessels of over 300 tons in international voyage and the vessels of over 500 tons in non-international voyage are obligated to carry the AIS. The vessels newly built on and after July 1, 2002 will be obligated to carry the AIS on the date of new building and the existing vessels will be obligated in phases for a period of July1, 2002 to July 1, 2008.
*SOLAS: International Convention for the Safety Of Life At Sea

♦ Full compliance international standard
MSC 74(69) Annex 3, IEC6199302, ITU-R M.1371. IEC60945 and others

♦ The-world-smallest : AIS Transponder and Control Unit design for Space saving installation.

♦ No need two antenna cables. JHS-182 needs only one standard co-axial antenna cable.

♦ 6-inch LCD screen Display unit for easy watch AIS information and simple graphic mode.


The following information are communicated between AISs.

Static Information Ship Name, MMSI number, IMO number, Call sign, type of vessel, LOA & Beam, Position of GNSS antenna
Dynamic Information Ship's position, UTC, Course over ground (COG), Speed over ground (SOG), Ship's heading, Rate of turn, Navigation condition (Maneuvering, Anchoring, Mooring, etc.)
Voyage Related Information Drought, Type of cargo, Destination, ETA
Safety related message Safety message, addressing message


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