WO2005031723A2 - High contrast optical information carrier - Google Patents
High contrast optical information carrier Download PDFInfo
- Publication number
- WO2005031723A2 WO2005031723A2 PCT/IB2004/051803 IB2004051803W WO2005031723A2 WO 2005031723 A2 WO2005031723 A2 WO 2005031723A2 IB 2004051803 W IB2004051803 W IB 2004051803W WO 2005031723 A2 WO2005031723 A2 WO 2005031723A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cavities
- lands
- width
- optical
- optically active
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
- G11B7/24085—Pits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
- G11B7/013—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track for discrete information, i.e. where each information unit is stored in a distinct discrete location, e.g. digital information formats within a data block or sector
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Optical Record Carriers (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/573,742 US20070110945A1 (en) | 2004-09-21 | 2004-09-21 | High contrast optical information carrier |
CA002540685A CA2540685A1 (en) | 2003-09-30 | 2004-09-21 | High contrast optical information carrier |
MXPA06003527A MXPA06003527A (en) | 2003-09-30 | 2004-09-21 | High contrast optical information carrier. |
EP04770041A EP1671322A2 (en) | 2003-09-30 | 2004-09-21 | High contrast optical information carrier |
JP2006530907A JP2007507818A (en) | 2003-09-30 | 2004-09-21 | High contrast optical information carrier |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03103609.8 | 2003-09-30 | ||
EP03103609 | 2003-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005031723A2 true WO2005031723A2 (en) | 2005-04-07 |
WO2005031723A3 WO2005031723A3 (en) | 2005-05-26 |
Family
ID=34384671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2004/051803 WO2005031723A2 (en) | 2003-09-30 | 2004-09-21 | High contrast optical information carrier |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1671322A2 (en) |
JP (1) | JP2007507818A (en) |
KR (1) | KR20060089222A (en) |
CN (1) | CN1886788A (en) |
CA (1) | CA2540685A1 (en) |
MX (1) | MXPA06003527A (en) |
TW (1) | TW200518085A (en) |
WO (1) | WO2005031723A2 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5370970A (en) * | 1991-06-06 | 1994-12-06 | Pioneer Electronic Corporation | Write-once-read-many optical disk |
WO1999024527A1 (en) * | 1997-11-07 | 1999-05-20 | Omd Devices Llc | Fluorescent composition for the manufacture of cd-rom type optical memory disks |
WO2000015425A1 (en) * | 1998-09-17 | 2000-03-23 | Omd Devices Llc | Organic recording medium for fluorescent worm disks |
WO2000048177A1 (en) * | 1999-02-12 | 2000-08-17 | Trid Store Ip, L.L.C. | Method of increasing fluorescent signal of optical discs with fluorescent reading |
-
2004
- 2004-09-21 EP EP04770041A patent/EP1671322A2/en not_active Withdrawn
- 2004-09-21 KR KR1020067006192A patent/KR20060089222A/en not_active Application Discontinuation
- 2004-09-21 MX MXPA06003527A patent/MXPA06003527A/en not_active Application Discontinuation
- 2004-09-21 JP JP2006530907A patent/JP2007507818A/en not_active Withdrawn
- 2004-09-21 CN CNA2004800347191A patent/CN1886788A/en active Pending
- 2004-09-21 WO PCT/IB2004/051803 patent/WO2005031723A2/en not_active Application Discontinuation
- 2004-09-21 CA CA002540685A patent/CA2540685A1/en not_active Abandoned
- 2004-09-27 TW TW093129264A patent/TW200518085A/en unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5370970A (en) * | 1991-06-06 | 1994-12-06 | Pioneer Electronic Corporation | Write-once-read-many optical disk |
WO1999024527A1 (en) * | 1997-11-07 | 1999-05-20 | Omd Devices Llc | Fluorescent composition for the manufacture of cd-rom type optical memory disks |
WO2000015425A1 (en) * | 1998-09-17 | 2000-03-23 | Omd Devices Llc | Organic recording medium for fluorescent worm disks |
WO2000048177A1 (en) * | 1999-02-12 | 2000-08-17 | Trid Store Ip, L.L.C. | Method of increasing fluorescent signal of optical discs with fluorescent reading |
Also Published As
Publication number | Publication date |
---|---|
MXPA06003527A (en) | 2006-06-08 |
CN1886788A (en) | 2006-12-27 |
EP1671322A2 (en) | 2006-06-21 |
WO2005031723A3 (en) | 2005-05-26 |
CA2540685A1 (en) | 2005-04-07 |
JP2007507818A (en) | 2007-03-29 |
KR20060089222A (en) | 2006-08-08 |
TW200518085A (en) | 2005-06-01 |
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