METHOD AND SYSTEM FOR ESTABLISHING A LOCATION INFORMATION DATABASE OF AP(ACCESS POINT) AND A LOCATION INFORMATION PROVIDING METHOD USING THE SAME

摘要

PURPOSE: A method and system for establishing a location information database of AP(Access Point) and a location information providing method using the same are provided to provide location information of a portable terminal by using AP for servicing a wireless LAN in a dead zone where a GPS(Global Positioning System) is not available.;CONSTITUTION: A system for establishing a location information database of AP comprises a portable terminal(100), a location measuring server(200), and APs(AP1,AP2,AP3,AP4,AP5). The portable terminal scans the AP in a dead zone where a GPS(Global Positioning System) is not available, thereby collecting AP information and measuring location information at a scanning spot. The location measuring server establishes AP location information data base by using the collected AP information and location information at the scanning spot.;COPYRIGHT KIPO 2012