Power adjusting method for pickup head accessing optical disc and optical disc information reproduction device thereof
US7724619B2 · kind B2 · utility
1Cited by
8References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 14, 2006 |
| Grant date | May 25, 2010 |
| Priority date | — |
| Expiry date | Oct 31, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B7/0079
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A power adjusting method for a pickup head accessing an optical disc. The method includes identifying a target data transfer rate utilized by the PUH for accessing the optical disc; calculating an appropriate laser power according to the target data transfer rate; and accessing the optical disc by the PUH at the target data transfer rate with the appropriate laser power.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.