Method and related circuit for generating a wobble clock and an ATIP clock through a reference clock and a wobble signal
US7016284B2 · kind B2 · utility
11Cited by
2References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 5, 2002 |
| Grant date | Mar 21, 2006 |
| Priority date | — |
| Expiry date | Jan 29, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B20/10222
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and related circuit for clock generation and recovery utilizes digital components exclusively. The method is used to generate a wobble clock and an absolute time in pre-groove (ATIP) clock for controlling the operation of an optical disk drive. The circuit includes a counter and a digital logic circuit and utilizes clock triggering processes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.