发明名称 MOBILE COMMUNICATION EQUIPMENT, CONTROL METHOD OF MOBILE COMMUNICATION EQUIPMENT AND MOBILE MONITORING SYSTEM
摘要 PROBLEM TO BE SOLVED: To provide mobile communication equipment improving the position estimation accuracy of a mobile object located at a place at which the position information of the mobile object can not be acquired, a control method of the mobile communication equipment and a mobile monitoring system. SOLUTION: When acquiring the position information of the mobile object transmitted from a positioning means for positioning an object on the ground at prescribed intervals, and when the position information of the mobile object can not be acquired from the positioning means for a prescribed time or more, control is made to transmit to a managing device the latest position information among position information of the mobile object already acquired. COPYRIGHT: (C)2008,JPO&INPIT
申请公布号 JP2008123272(A) 申请公布日期 2008.05.29
申请号 JP20060306839 申请日期 2006.11.13
申请人 KOMATSU LTD 发明人 ARAKAWA HIDEJI
分类号 G08G1/13;G01S19/03;G01S19/14 主分类号 G08G1/13
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