中国空间科学技术

中国空间科学技术

• •    

双星定位系统的定位计算和数字地图

郭建宁   

  1. 北京卫星信息工程研究所
  • 发布日期:1992-12-25

POSITION DETERMINATION AND DIGITAL MAP IN RDSS

Guo Jianning (Beijing Institute of Satellite Information Engineering)   

  • Online:1992-12-25

被引次数

12

摘要： 提出了一种沿地图上等高线分段截取数据,建立数字地图的方法。规定了数字地图分区存放的数据结构。对应这种数字地图提出了双星定位计算的方法,以北京南郊400km~2范围作数字地图进行定位计算,结果表明定位算法简单快捷,数字地图有效并可节约存贮空间。

关键词: 双星定位, 数字地图, 模型, 算法

Abstract: The paper describes a new method to establish digital map efficiently by using contour.Data frame was designed to store digital map data.A Positioning method correspondent to the digital map was developed The position calculation was carried out in the digital map of 400km~2 area and the results illustrated that position method was simple and fast, digital map was effective and could spare the memory space.

Key words: RDSS, Digital map, Model, Algorithm