Optical recording medium initializing method and apparatus
US5195080A · kind A · utility
9Cited by
3References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 21, 1991 |
| Grant date | Mar 16, 1993 |
| Priority date | — |
| Expiry date | Oct 21, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B11/10526
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An optical recording medium initializing apparatus is disclosed in which an initializing light beam having a Gaussian distribution is applied to an optical recording medium. The optical energy thus applied to the medium is uniform in distribution, thus resulting in the satisfactory initialization of the recording medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.