发明名称 Navigation Apparatus and Positioning Method Thereof
摘要 A positioning method for a navigation apparatus and the navigation apparatus are provided. The positioning method includes steps of receiving a Global Positioning System (GPS) signal; reading a previous position-velocity-time (PVT) data; reading a previous map matching (MMT) result; and computing current PVT data according to at least one of the previous PVT data and the previous MMT result.
申请公布号 US2009319183(A1) 申请公布日期 2009.12.24
申请号 US20090480140 申请日期 2009.06.08
申请人 MSTAR SEMICONDUCTOR, INC. 发明人 LEE MENG-SU;LIU YING-CHUAN;HO CHIEN-WEI;HSU YU HUI
分类号 G01C21/00;G01S5/14;G01S19/50 主分类号 G01C21/00
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