TW201117204A - Optical pickup and optical disc device - Google Patents
Optical pickup and optical disc device Download PDFInfo
- Publication number
- TW201117204A TW201117204A TW099117598A TW99117598A TW201117204A TW 201117204 A TW201117204 A TW 201117204A TW 099117598 A TW099117598 A TW 099117598A TW 99117598 A TW99117598 A TW 99117598A TW 201117204 A TW201117204 A TW 201117204A
- Authority
- TW
- Taiwan
- Prior art keywords
- light beam
- recording
- reflected
- optical
- light
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 257
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 21
- 230000010287 polarization Effects 0.000 claims description 20
- 230000001172 regenerating effect Effects 0.000 claims description 9
- 239000000758 substrate Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000004075 alteration Effects 0.000 description 3
- 201000009310 astigmatism Diseases 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000006552 photochemical reaction Methods 0.000 description 3
- 210000001747 pupil Anatomy 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0908—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for focusing only
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1362—Mirrors
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
-
- 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
-
- 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
- G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
- G11B2007/0009—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage
- G11B2007/0013—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage for carriers having multiple discrete layers
-
- 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
- G11B7/2403—Layers; Shape, structure or physical properties thereof
- G11B7/24035—Recording layers
- G11B7/24038—Multiple laminated recording layers
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009147836A JP2011003258A (ja) | 2009-06-22 | 2009-06-22 | 光ピックアップ及び光ディスク装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201117204A true TW201117204A (en) | 2011-05-16 |
Family
ID=42742947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW099117598A TW201117204A (en) | 2009-06-22 | 2010-06-01 | Optical pickup and optical disc device |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20100322062A1 (enExample) |
| EP (1) | EP2267704A1 (enExample) |
| JP (1) | JP2011003258A (enExample) |
| KR (1) | KR20100137367A (enExample) |
| CN (1) | CN101930766A (enExample) |
| TW (1) | TW201117204A (enExample) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO301144B1 (no) * | 1995-05-23 | 1997-09-15 | Opticom As | Optisk datalagring |
| AU5516598A (en) * | 1996-12-05 | 1998-06-29 | Omd Optical Memory Devices Ltd. | Optical pickup for 3-d data storage reading from the multilayer fluorescent optical disk |
| EP1027701B1 (en) * | 1997-11-05 | 2004-06-09 | OMD Devices LLC | Focus error correction apparatus |
| EP1130585B1 (en) * | 2000-02-28 | 2011-12-21 | FUJIFILM Corporation | Recording medium and information recording and reproducing method using the same |
| JP2001325745A (ja) * | 2000-05-16 | 2001-11-22 | Sony Corp | 光学記録媒体と、その再生装置および記録再生装置 |
| US7342869B2 (en) * | 2002-07-08 | 2008-03-11 | Sony Corporation | Optical-recording medium playback apparatus and optical-recording medium, including flying optical head features |
| JP2005537954A (ja) * | 2002-09-06 | 2005-12-15 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | マルチスタック光学情報担体 |
| WO2005048245A2 (en) * | 2003-11-14 | 2005-05-26 | Koninklijke Philips Electronics N.V. | Method of producing a fluorescent optical information carrier and the apparatus and carrier thereof |
| CN100403415C (zh) * | 2003-12-16 | 2008-07-16 | 松下电器产业株式会社 | 光盘装置及光盘 |
| JP4584265B2 (ja) * | 2004-11-15 | 2010-11-17 | パナソニック株式会社 | 情報記録媒体及び光学情報記録再生装置 |
| JP4380641B2 (ja) * | 2006-02-14 | 2009-12-09 | 株式会社日立製作所 | 光記録媒体、光記録媒体の評価方法、情報再生方法及び情報記録方法。 |
| US20100002555A1 (en) * | 2006-12-29 | 2010-01-07 | Mempile Inc. | Control signal for three dimensional optical data storage |
-
2009
- 2009-06-22 JP JP2009147836A patent/JP2011003258A/ja active Pending
-
2010
- 2010-06-01 TW TW099117598A patent/TW201117204A/zh unknown
- 2010-06-14 KR KR1020100055933A patent/KR20100137367A/ko not_active Withdrawn
- 2010-06-15 EP EP10166056A patent/EP2267704A1/en not_active Withdrawn
- 2010-06-15 US US12/815,758 patent/US20100322062A1/en not_active Abandoned
- 2010-06-17 CN CN2010102053838A patent/CN101930766A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP2267704A1 (en) | 2010-12-29 |
| US20100322062A1 (en) | 2010-12-23 |
| CN101930766A (zh) | 2010-12-29 |
| KR20100137367A (ko) | 2010-12-30 |
| JP2011003258A (ja) | 2011-01-06 |
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