发明名称 Navigation system for processing information about adjacent position and method thereof
摘要 A navigation system for downloading adjacent position information of a current user position using a wireless network to display the downloaded information on a screen and method thereof are provided. The method includes the steps of: setting a starting point, a destination, and specific information to be displayed on a screen; calculating a current user position based on position information received from a wireless network and identification (ID) information; displaying a user movement based on information stored in a database, or, alternatively, requesting a server to send specific information about the adjacent position which is set in the setting step; and downloading only the specific information to display the downloaded result on a screen while displaying a user movement on the corresponding screen. According to the navigation system and method thereof, only necessary information about the adjacent position is downloaded, thereby improving the efficiency of the navigation system.
申请公布号 US2001047240(A1) 申请公布日期 2001.11.29
申请号 US20010774012 申请日期 2001.01.31
申请人 LEE HO-SEOK 发明人 LEE HO-SEOK
分类号 G01C21/34;(IPC1-7):G01C21/32 主分类号 G01C21/34
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