Pre-fetching map tile data along a route

The present application describes techniques for fetching map data as a selected subset of entire map data available by selecting map data tiles corresponding to an area that encompasses a route. An amount of map data accessed may be adjusted based on a priority assigned to areas or points along the...

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Bibliographische Detailangaben
Hauptverfasser: Miller, Andrew T, Ito, Keith, Siliski, Michael, Kalai, Iljya, Morrison, Jerry
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present application describes techniques for fetching map data as a selected subset of entire map data available by selecting map data tiles corresponding to an area that encompasses a route. An amount of map data accessed may be adjusted based on a priority assigned to areas or points along the route. A sequence of map data may be accessed based on a priority assigned to sets of map data.