Position coordinate determination device
US4018989A · kind A · utility
34Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 24, 1975 |
| Grant date | Apr 19, 1977 |
| Priority date | — |
| Expiry date | Dec 24, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/043
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A position coordinate determination device employing duodatum digitizations for each coordinate of a pair of respective coordinates and a ratiometric proportionality calculation for calculating a corrected coordinate digitization value in each measured coordinate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.