发明名称 A METHOD FOR TRACKING POSITION AND A POSITION TRACKING SYSTEM
摘要 PURPOSE: A location searching method and a location searching system are provided to enable a fast location searching by using an A-GPS method and a Wi-Fi method, enabling an effective indoor and outdoor location measuring and reducing costs. CONSTITUTION: A location searching system comprises an artificial satellite base station(400), a server(300), a wireless tag(100), an AP(200), and a client(600). The artificial satellite base station communicates with an artificial satellite(500) and provides the artificial satellite location information generated based on the location of the artificial satellite for a server. The server receives and stores the location information of the artificial satellite and transmits the stored artificial satellite location information to a wireless tag if there is a request from the wireless tag. The wireless tag calculates the location by using an A-GPS(120) module or a Wi-Fi module(130). The wireless tag is able to determine whether the location is based on the sensed number of the artificial satellite. [Reference numerals] (AA) Interior; (BB) Exterior
申请公布号 KR20130046659(A) 申请公布日期 2013.05.08
申请号 KR20110111179 申请日期 2011.10.28
申请人 LSIS CO., LTD. 发明人 KIM, BUM YOUL
分类号 G01S19/12;G01S1/02;G01S5/02;G08B21/24 主分类号 G01S19/12
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