Disc structure for bit-wise holographic storage
US8194520B2 · kind B2 · utility
2Cited by
14References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 2008 |
| Grant date | Jun 5, 2012 |
| Priority date | — |
| Expiry date | Sep 14, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2250/34
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An optical disc for micro-holographic data storage, including: optically-enabled material configured to store holographic data; guide grooves; a first coating disposed on the guide grooves and configured to reflect a tracking beam and to transmit a read or record beam; and a second coating disposed to cover the guide grooves and disposed on the first coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.