Method of operating a navigation system to provide route guidance
摘要
A method of operating a navigation system to provide a route guidance message for traveling a route is disclosed. A plurality of features visible from a road segment of the route is obtained from a geographic database associated with the navigation system. An importance rating for each of the identified features is determined. The guidance message references the identified feature having a highest determined importance rating. The importance rating considers a permanence or a seasonal dependency of the identified feature.
申请公布号
EP2290323(A1)
申请公布日期
2011.03.02
申请号
EP20100006808
申请日期
2010.07.01
申请人
NAVTEQ NORTH AMERICA, LLC
发明人
ROSSIO, SARA B.;WICKLUND, CHRISTOPHER S.;DANNENBRING, AARON J.;VAN ROOIJ, ERIC;SRIVASTAVA, DEEPESH