Systems and methods for combining a plurality of terrain databases into one terrain database
US8019736B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2007 |
| Grant date | Sep 13, 2011 |
| Priority date | — |
| Expiry date | Sep 12, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/29
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A present novel and non-trivial system and methods for exacting terrain elevation data contained in a plurality of terrain elevation databases or data sets, combining the terrain elevation data contained in each terrain elevation data set to produce a single, combined terrain database of a common resolution. A system is disclosed that could provide a processor with terrain elevation data from a plurality of terrain elevations data sets having differing resolution and accuracy parameters, a per-point error metric data from a plurality of error metric data sets, and a common resolution parameter. A method is disclosed which for combining terrain elevation data sets having difference resolutions into a single, combined terrain elevation data set having a common resolution utilizing a per-point error metric data from a plurality of error metric data sets. A second method is disclosed for combining a plurality of terrain elevation data sets having different resolutions into terrain elevation data of a single, combined terrain elevation data set having a common resolution by transforming the plurality of terrain elevation data sets into a plurality of terrain frequency data sets and filt…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.