文档介绍：Related Technology Research on Navigation Electronic Map
Lin Liu1,2,a, Wanwu Li1
1Shandong University of Science and Technology, Qingdao Shandong, 266510, China
2Island (reef) National Mapping Bureau of Surveying and Mapping Technology Key Laboratory,
Qingdao Shandong, 266510, China
aemail:liulin2009@
Keywords: Navigation Electronic Map System; Navigation Data Acquisition; Navigation Data
Updating; Production Process of the Navigation Electronic Map
Abstract. The paper discusses the main difference between the navigation electronic map and the
general electronic map, analyzes the structure of the navigation electronic map system from the
function and constitution, discusses the domestic navigation electronic map on the main source of
data as well as the acquire method, puts forward two navigation data updating methods: the version
- incremental navigation data updating method and the push type service - online data dynamic
updating method , offers the production process of navigation electronic map and looks ahead to the
development trend of the domestic navigation electronic map.
1. Introduction1
Electronic map is the video show map which is established by the applied electronics and
computer technology. Electronic map is a visualization product which is based on the digital map
and can real-time display the map data puter screen from a professional poi