Clock selection circuit
US4322580A · kind A · utility
25Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 1980 |
| Grant date | Mar 30, 1982 |
| Priority date | — |
| Expiry date | Sep 2, 2000 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F11/20
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A circuit which selects and enables one of a plurality of clock circuits. Logic circuitry is used to detect failure of an on line clock circuit, scan a plurality of available clock circuits in a predetermined sequence and place the next available properly operating clock circuit on line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.