Coding pattern and apparatus and method for determining a value of at least one mark of a coding pattern
US6663008B1 · kind B1 · utility
108Cited by
9References
63Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 2, 2000 |
| Grant date | Dec 16, 2003 |
| Priority date | — |
| Expiry date | Jan 20, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V10/19
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A product provided with a coding pattern which comprises a plurality of marks, each of which represents one of at least two different values, and which further comprises a plurality of nominal positions, each of said plurality of marks being associated with a nominal position and the value of each mark being determined by its location relative to its nominal position. The invention also comprises use of the product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.