| 摘要 |
<p>A mapping or navigation device comprises or is connectable to position determining apparatus, the position determining apparatus being operable to determine one or more locations of the mapping or navigation device, the one or more determined locations forming at least one route, wherein the mapping or navigation device is configured to determine at least one portion of the at least one route, where the at least one portion is determined according to at least one property associated with at least one location comprised in the portion, and the mapping or navigation device is configured to form at least one anonymized route from the at least one determined route, wherein the at least one anonymized route does not include the at least one portion of the at least one route.</p> |
