发明名称 TRAFFIC DATA ACQUISITION SYSTEM AND METHOD
摘要 A device, system, and method for providing real-time traffic information to a user is disclosed. In various embodiments, a wireless transmitter sends traffic information to a portable device (10) that can receive and display the traffic information on a map of the display (12). Various roadway (14)condition indicators may be used to convey the type and severity of roadway conditions.
申请公布号 WO2004003687(A3) 申请公布日期 2004.04.08
申请号 WO2003US20085 申请日期 2003.06.27
申请人 BERGER, ROBERT, E.;CLARK, RICHARD, L. 发明人 BERGER, ROBERT, E.;CLARK, RICHARD, L.
分类号 G08G1/0967;G08G1/123 主分类号 G08G1/0967
代理机构 代理人
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