Position display device
US6453236B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 27, 1999 |
| Grant date | Sep 17, 2002 |
| Priority date | — |
| Expiry date | Sep 27, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C21/36
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A position display device of this invention specifies a zone including at least two waypoints, and controls symbols expressing at least two waypoints and a symbol expressing a present invention of a movable object which moves to be displayed on a display screen of display means, based on waypoint information and the position of the movable object which are obtained by position obtaining means, such as a GPS, etc. The position obtaining means stores the position of the in advance a plurality of waypoints or a destination point which the movable object is estimated to pass and obtains position information representing the position of the movable object.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.