发明名称 DIGITAL MAP SYSTEM
摘要 A method of broadcasting a digital traffic map is disclosed. The method comprises transmitting to a plurality of receivers a first road segment having a first segment first endpoint and a first segment second endpoint, and transmitting to a plurality of receivers a second road segment having a second segment first endpoint and a second segment second endpoint. The first segment and the second segment are combined together to form a portion of the digital map.
申请公布号 WO2005092052(A3) 申请公布日期 2007.03.01
申请号 WO2005US09484 申请日期 2005.03.21
申请人 SPEEDINFO, LLC 发明人 FINLAY, DOUG
分类号 G01C21/00;G01C21/26;G01C21/30;G01C21/32;G01C21/34;G08G1/01;G08G1/0967;G08G1/0968;G08G1/123;G08G1/127;G08G1/13;G09B29/10 主分类号 G01C21/00
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