Data encripting transfer
US4989244A · kind A · utility
18Cited by
3References
9Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Mar 29, 1989 |
| Grant date | Jan 29, 1991 |
| Priority date | — |
| Expiry date | Mar 29, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/4486
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A data encripting transfer system includes a scanner for scanning an object to output an image signal, a data encripting device for encripting the image signal, and a data decoder for decoding the encripted image signal. The system further includes a card having the data encripting device and the data decoder, and a receiving device for receiving the card. The received card enables the data encripting device and the data decoder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.