Three-dimensional electro-optical tracker
US4855932A · kind A · utility
36Cited by
2References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 8, 1987 |
| Grant date | Aug 8, 1989 |
| Priority date | — |
| Expiry date | Jul 8, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S13/867
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Improved performance in an electro-optical tracker is achieved by incorporating range measurements. Further, the tracker uses a Kalman filter in which the target is modeled as the superposition of two Gaussian ellipsoids in space and projected onto an image plane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.