Application of AIS in Marine Traffic Investigation

The purpose of marine traffic survey is to gather and analyze basic data by using all effective means so that researchers are able to know the traffic status,characteristics and general rules both from macroscopic and microscopic views.Usually,so-called marine traffic investigation is traffic observation.Now the traditional investigation methods are showing their more disadvantages with the birth and development of AIS.The comparison between traditional methods and new methods of investigation is carried out in the paper,the technical problems of using AIS in marine traffic investigation are analyzed and also an example of using this new method in Channel Xia Shimen and Luo Tou is given.