发明名称 A METHOD OF GENERATING IMPROVED MAP DATA FOR USE IN NAVIGATION DEVICES
摘要 <p>An end-user can input a correction to a map error, directly on the device. The device is then able to use the correction without external processing of the correction. Hence, it is no longer necessary for an end-user to simply report errors to the map vendor over a web link, then wait for that map vendor to verify the error, update its maps and finally supply the end-user with updates €• a cycle that can take months and sometimes years to complete. Instead, the navigation device can use the correction immediately. End-users can also share corrections with other end-users and also with a shared remote server that aggregates, validates and distributes correction.</p>
申请公布号 EP2052212(A1) 申请公布日期 2009.04.29
申请号 EP20070801751 申请日期 2007.08.15
申请人 TOMTOM INTERNATIONAL B.V. 发明人 GEELEN, PIETER;JURGENS, SVEN;JONES, RORY
分类号 G01C21/32;G01C21/26 主分类号 G01C21/32
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