This paper systematically analyzes the features of the emergency communication, the evolution of the marine emergency communication technologies at home and abroad, and the current situation and problems of the marine emergency communication in China. To meet the demands of the emergency communication in various marine activities, an integrative constructive idea of the emergency communication system is proposed, with the sky, the outer space, the coast and shore, the sea surface and the underwater integrated. On this basis, the emergency communication application patterns in the corresponding classic marine emergency scenes are discussed, to provide a reference for the development of the marine emergency communication technology and the system establishment in the near feature.

marine emergency communication  /  satellite  /  unmanned aerial vehicle  /  coast  /  ship