Flag detection circuit
US4554541A · kind A · utility
4Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 1983 |
| Grant date | Nov 19, 1985 |
| Priority date | — |
| Expiry date | Sep 12, 2003 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L7/042
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A logic circuit detects an eight bit flag, "01111110," which according to an accepted telecommunication protocol begins and ends each packet of serially sent digitized voice or data. The circuit may easily be added to existing hardware.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.