{"@context":"https://schema.org","@type":"DefinedTerm","name":"AIS Transponder (Shipping)","description":"An analyst notices that seven container ships transited a strait without appearing on the usual tracking maps – their AIS transponders had been switched off. AIS stands for Automatic Identification System: a VHF radio system through which vessels automatically broadcast identity, position, course, speed and draught, and receive the same data from other ships. Introduced for collision avoidance, AIS is mandatory under SOLAS Chapter V for vessels of 300 GT and above on international voyages and fo","inDefinedTermSet":{"@type":"DefinedTermSet","name":"Frachtportal Logistics Glossary","url":"https://www.freight-academy.com/en/glossary"},"url":"https://www.freight-academy.com/en/glossary/ais-transponder-shipping","inLanguage":"en","dateModified":"2026-08-22T04:15:28.924348","citation":"Frachtportal-News «MSC schickt sieben Containerschiffe wieder durch Suez und Bab el-Mandeb» (18.08.2026); SOLAS Kapitel V Regel 19","markdownMirror":"https://www.freight-academy.com/api/md/glossary/en/ais-transponder-shipping","provider":{"@type":"Organization","name":"Frachtportal","url":"https://www.freight-academy.com"},"quickSummary":"AIS Transponder (Shipping) · An analyst notices that seven container ships transited a strait without appearing on the usual tracking maps – their AIS transponders had been switched off. · Quelle: Frachtportal-News «MSC schickt sieben Containerschiffe wieder durch Suez und Bab el-Mandeb» (18.08.2026); SOLAS Kapitel V Regel 19"}