Data processing apparatus and method and storage medium
US6674874B1 · kind B1 · utility
72Cited by
13References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 19, 1999 |
| Grant date | Jan 6, 2004 |
| Priority date | — |
| Expiry date | Nov 19, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L19/018
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
It is an object to provide a digital watermark embedding technique for integratedly managing a plurality of kinds of contents such as still images, motion images, audio sound, and the like. To accomplish this object, the invention has, for example, an input device for inputting a first kind of data line and a second kind of data line, and an embedding device for embedding digital watermark information which is concerned with each other to each of the first and second data lines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.