Methods for encoding and decoding information
US7516904B2 · kind B2 · utility
0Cited by
10References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 3, 2005 |
| Grant date | Apr 14, 2009 |
| Priority date | — |
| Expiry date | Mar 13, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/32149
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Methods for securing data by using a data encoding technique of a symbology, such as a one or two-dimensional symbology, to provide secure data without the need to convert the data into a graphical symbol are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.