Device for single line bidirectional data transmission between an intelligent card's microprocessor and a second processor
US4556958A · kind A · utility
49Cited by
22References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 4, 1984 |
| Grant date | Dec 3, 1985 |
| Priority date | — |
| Expiry date | Oct 4, 2004 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F13/4213
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Each section includes a data processing unit (1) provided with circuitry (7) for transmitting processed data to the other station, as well as circuitry (7) and (2) for reception of the data processed by the other station. The transmission occurs between the stations via only one connection 1.sub.3, plus a return connection such as 1.sub.1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.