Patent ID: 9252871
Filing Date: 2016-02-02
CPC Classification: G08G,H04B,H04L,H04W

Claim Text:
1. An Automatic Identification System (AIS) ship transceiver which is provided for installation in a ship in order to be able to transmit and receive AIS radio signals, comprising an AIS radio transmitting unit which is configured for transmitting AIS radio signals of a first AIS radio signal type which is terrestrial AIS (TER-AIS), which are provided for the exchange of ship data of adjacement ships among one another, and for transmitting AIS radio signals of a second AIS radio signal type which is satellite AIS (SAT-AIS), which are provided for reception by a satellite and for transmitting ship traffic data to a base station by means of the satellite; an AIS radio receiving unit which is configured for receiving AIS radio signals which are emitted by adjacent ships and/or AIS base stations located within range; and a control unit which is connected to a database in which data with respect to valid AIS base stations are stored, the control unit being configured wherein the AIS ship transceiver is configured to deactivate and/or to activate the emitting of the AIS radio signals of the second AIS radio signal type by the AIS radio transmitting unit after reception of the AIS base station message, in dependence on the received AIS base station message.