Optical recording method
US7225385B2 · kind B2 · utility
6Cited by
7References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 19, 2004 |
| Grant date | May 29, 2007 |
| Priority date | — |
| Expiry date | Jun 11, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M13/29
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A scrambling method for generating recording data onto a disc includes vertically scrambling main data, which is stored in DRAM, to generate PO, wherein the scrambled data due to generate PO is not stored in DRAM; then scrambling data again to generate PI; the scrambled data due to generating PI adds with ID, IED, RSV, EDC, PI, and PO, arranging in orders and recording onto a disc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.