发明名称 DIRECTIONAL INFORMATION SYSTEM
摘要 <p>The present invention relates to a method and system for enabling a user to determine a desired geographical route between supplied locations. To this end, a means is employed for supplying to a central processor information identifying geographic locations. The central processor, after correlating the identifying information to geographic locations, generates routing directions for travel between the two locations. The routing directions are made available for outputting to the user through a plurality of output devices.</p>
申请公布号 WO1990002391(A1) 申请公布日期 1990.03.08
申请号 US1989003520 申请日期 1989.08.16
申请人 发明人
分类号 主分类号
代理机构 代理人
主权项
地址