发明名称 NAVIGATION DATA RECEIVING DEVICE
摘要 A navigation data receiving device is so designed that the navigation data down-loaded in the hard disk of a portable personal compute is received through internet. The device includes a modem block 3 which adapted to receive navigation data through the internet; and a GPS block 22 adapted to receive GPS data of a GPS system. The modem block and the GPS block are built in the same PC card.
申请公布号 US2002029251(A1) 申请公布日期 2002.03.07
申请号 US19980197492 申请日期 1998.11.23
申请人 OGINO TOSHIKAZU;KOMATSU MOTOI 发明人 OGINO TOSHIKAZU;KOMATSU MOTOI
分类号 G01C21/00;G01C21/26;G01S19/14;G09B29/00;G09B29/10;(IPC1-7):G06F15/16 主分类号 G01C21/00
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