Optical recording medium, and information recording/playback apparatus and method using the medium
US7736715B2 · kind B2 · utility
0Cited by
5References
20Claims
0Family size
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Key dates
| Filing date | Jun 8, 2006 |
| Grant date | Jun 15, 2010 |
| Priority date | — |
| Expiry date | Sep 19, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2007/24322
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In a single-sided, recordable/rewritable phase change optical recording medium having one or more layers, an interface layer adjacent to a phase change optical recording film contains at least Zr (zirconium), O (oxygen), and N (nitrogen), and further contains one or both of Y (yttrium) and Nb (niobium).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.