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计算机工程 ›› 2006, Vol. 32 ›› Issue (24): 254-256. doi: 10.3969/j.issn.1000-3428.2006.24.092

• 工程应用技术与实现 • 上一篇    下一篇

嵌入式导航终端实时空间数据模型的研究与实现

胡泽明,岳春生,王志刚   

  1. (信息工程大学六系,郑州 450002)
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2006-12-20 发布日期:2006-12-20

Research and Realization of Real-time Spatial Data Model in Embedded Navigation Terminal

HU Zeming, YUE Chunsheng, WANG Zhigang   

  1. (The Sixth Department, Information Engineering University, Zhengzhou 450002)
  • Received:1900-01-01 Revised:1900-01-01 Online:2006-12-20 Published:2006-12-20

摘要: 实时响应是嵌入式导航终端的基本要求。基于导航终端嵌入式硬件平台特性、应用功能实现和GIS数据需求,在层次空间数据模型的基础上,提出了互补分级数据模型,使得嵌入式GIS数据冗余小,实时响应性能好。

关键词: 嵌入式GIS, 互补分级数据模型, 实时响应, 路径分析

Abstract: Real-time response is the basic request of embedded navigation terminal. Considering embedded hardware studio, application functions and GIS data requirement, based on hierarchy spatial data model, this article puts up complementary grade spatial data model, causing low embedded GIS data redundancy and good real-time response.

Key words: Embedded GIS, Complementary grade data model, Real-time response, Route analysis