Image display apparatus
US6725154B2 · kind B2 · utility
13Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 2003 |
| Grant date | Apr 20, 2004 |
| Priority date | — |
| Expiry date | May 21, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C21/3647
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An image display apparatus includes display control means for displaying a map image and a real image on a display screen on the same scale concerning the same region based on map data and real image data. The display control means has a function of superposing on either of the map image and the real image as a background, the other image in a predetermined area and combining the images so that only the other image is seen in the superposition area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.