Oversampling rotational frequency detector
US6055286A · kind A · utility
35Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 1997 |
| Grant date | Apr 25, 2000 |
| Priority date | — |
| Expiry date | Jul 1, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03L7/113
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
This invention provides a simple yet robust solution to the phase-locked loop frequency acquisition problem in clock and data recovery circuits by using a frequency detector with a deadband, which is constructed in part with an oversampling rotational frequency detector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.