船舶航行GPS定位数据处理研究  

Research of GPS Positioning Data Processing for Ship Sailing

作　　者：俞孟蕻[1] 宣玉如[1] 

机构地区：[1]江苏科技大学电子信息学院,江苏镇江212003

出　　处：《船海工程》2008年第6期92-95,共4页Ship & Ocean Engineering

基　　金：江苏省高技术研究项目"集成数字化船桥系统"(BG2006022)

摘　　要：以船舶航行的GPS定位为应用背景,介绍定位目标的空间位置坐标表示法,阐述在不同国家或地区将WGS-84大地坐标系转换成各地适用坐标系的方法,分析把三维坐标通过投影转换成二维平面直角坐标的过程,比较各种方法的不同适用性。This paper takes GPS positioning for ship sailing as its application background, introduces several methods to describe special space using coordinate, expatiates methods to transform the WGS-84 coordinate system into proper coordinate system in different areas or countries,analyses process to transform three-dimensional coordinate into planar coordinate, compares the different applicability between these methods.

关 键 词：船舶定位 GPS 坐标系 坐标转换 投影 

分 类 号：U675.6[交通运输工程—船舶及航道工程]