A position of a target ship alongside is displayed in animation on a display unit 17 by the computer 11 based on any one of the positional information on the target ship alongside, which is transmitted from an automatic identification system (AIS) of a tar...

A computer 11 of a ship monitoring device 1 arranges one kind of transmission data between two consecutive start control codes and two consecutive termination control codes. The computer 11 also arranges information indicating a type of the transmission da...

The unmanned, remote-controlled or free-moving boat has a depth guage for exploring a suitable ground anchor. Data about the depth of water is transmitted or transferred to the ship via an optical, acoustic or electromagnetic signal. Global positioning sys...