JP2005093036A - 記録媒体、記録再生装置 - Google Patents
記録媒体、記録再生装置 Download PDFInfo
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- JP2005093036A JP2005093036A JP2003328966A JP2003328966A JP2005093036A JP 2005093036 A JP2005093036 A JP 2005093036A JP 2003328966 A JP2003328966 A JP 2003328966A JP 2003328966 A JP2003328966 A JP 2003328966A JP 2005093036 A JP2005093036 A JP 2005093036A
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- 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
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
- G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
- G11B7/2539—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins biodegradable polymers, e.g. cellulose
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- 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
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative 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
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
- G11B7/245—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing a polymeric component
-
- 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
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/251—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials dispersed in an organic matrix
-
- 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
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/254—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat 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
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/257—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording 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
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective 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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/005—Reproducing
- G11B7/0053—Reproducing non-user data, e.g. wobbled address, prepits, BCA
-
- 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
- G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
- Mathematical Physics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Biological Depolymerization Polymers (AREA)
Abstract
【解決手段】
光ディスク装置2に光ディスク1が挿入されると管理領域21の読み出しが行われる。管理領域21に光ディスク1が生分解性光ディスクである旨を示す信号が記録されていた場合、光ディスク1のデータ領域22への記録再生中に、装置内の温度が所定温度以上であると判断されれば、光ディスク1への記録及び/又は再生は停止される。そして、光ディスク1は光ディスク装置2外へ排出される。
【選択図】 図4
Description
Claims (8)
- 基板が生分解性の材料からなる記録媒体であって、
前記基板が生分解性の材料からなる記録媒体である旨を示す信号が記録されていることを特徴とした記録媒体。 - 基板が生分解性の材料からなる記録媒体であって、
前記基板が生分解性の材料からなる記録媒体である旨を示す信号と、
前記記録媒体が所定温度以上の環境下に晒された回数とが記録されていることを特徴とした記録媒体。 - 基板が生分解性の材料からなる記録媒体であって、
前記記録媒体には、特定の温度に達すると光学特性が変化する領域が設けられていることを特徴とした記録媒体。 - 基板が生分解性の材料からなる記録媒体であって、
前記記録媒体には、特定の温度に達すると色が変化する部材が設けられていることを特徴とした記録媒体。 - 基板が生分解性の材料からなる記録媒体に記録及び/又は再生を行う記録再生装置であって、
前記記録媒体の基板が生分解性の材料からなることを検出する検出手段と、
前記記録再生装置内の温度を測定する温度測定手段と、
前記記録媒体への記録及び/又は再生を停止させる制御手段とを含み、
前記検出手段により前記記録媒体の基板が生分解性の材料からなるものであると判別され、かつ前記温度測定手段により前記記録再生装置内の温度が所定温度以上であると測定された場合、前記制御手段は前記記録媒体への記録及び/又は再生を停止させることを特徴とした記録再生装置。 - 基板が生分解性の材料からなる記録媒体に記録及び/又は再生を行う記録再生装置であって、
前記記録媒体の基板が生分解性の材料からなることを検出する検出手段と、
前記記録再生装置内の温度を測定する温度測定手段と、
前記記録媒体を前記記録再生装置外へ排出する排出手段とを含み、
前記検出手段により前記記録媒体の基板が生分解性の材料からなるものであると判別され、かつ前記温度測定手段により前記記録再生装置内の温度が所定温度以上であると測定された場合、前記排出手段は前記記録媒体を前記記録再生装置外へ排出することを特徴とした記録再生装置。 - 基板が生分解性の材料からなる記録媒体に記録及び/又は再生を行う記録再生装置であって、
前記記録媒体の基板が生分解性の材料からなることを検出する検出手段と、
前記記録媒体を前記記録再生装置外へ排出する排出手段とを含み、
前記検出手段により前記記録媒体の基板が生分解性の材料からなるものと検出されたら、前記排出手段は前記記録媒体を前記記録再生装置外へ排出することを特徴とした記録再生装置。 - 基板が生分解性の材料からなる記録媒体に記録及び/又は再生を行う記録再生装置であって、
前記記録媒体の基板が生分解性の材料からなることを検出する検出手段と、
前記記録媒体の回転速度を制御する制御手段とを含み、
前記検出手段により前記記録媒体の基板が生分解性の材料からなるものと検出されたら、前記制御手段は、前記記録媒体の最大回転速度を、基板が生分解性を有さない材料からなる記録媒体よりも遅い値に設定することを特徴とした記録再生装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003328966A JP2005093036A (ja) | 2003-09-19 | 2003-09-19 | 記録媒体、記録再生装置 |
TW093126471A TWI285370B (en) | 2003-09-19 | 2004-09-02 | Recording medium and recording and/or reproducing device |
US10/943,240 US20050064131A1 (en) | 2003-09-19 | 2004-09-17 | Recording medium and recording/reproducing apparatus |
FR0409867A FR2860094B1 (fr) | 2003-09-19 | 2004-09-17 | Support d'enregistrement et dispositif d'enregistrement/de reproduction |
CNB2004100825655A CN1290092C (zh) | 2003-09-19 | 2004-09-20 | 记录介质和记录及/或再生装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003328966A JP2005093036A (ja) | 2003-09-19 | 2003-09-19 | 記録媒体、記録再生装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2005093036A true JP2005093036A (ja) | 2005-04-07 |
Family
ID=34225347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003328966A Pending JP2005093036A (ja) | 2003-09-19 | 2003-09-19 | 記録媒体、記録再生装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20050064131A1 (ja) |
JP (1) | JP2005093036A (ja) |
CN (1) | CN1290092C (ja) |
FR (1) | FR2860094B1 (ja) |
TW (1) | TWI285370B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050287331A1 (en) * | 2004-06-01 | 2005-12-29 | Sanyo Marvic Media Co.,Ltd | Optical disc |
US20050286398A1 (en) * | 2004-06-25 | 2005-12-29 | Sanyo Electric Co., Ltd. | Optical disc and discarding method thereof |
US7564535B2 (en) * | 2005-12-05 | 2009-07-21 | Fusao Ishii | Seamless exposure with projection system comprises array of micromirrors with predefined reflectivity variations |
US20080261808A1 (en) * | 2007-04-23 | 2008-10-23 | Hewlett-Packard Development Company, L.P. | Recordable medium with template pattern |
JP6328683B2 (ja) * | 2016-04-12 | 2018-05-23 | ファナック株式会社 | 小型チラーが使用可能なレーザ装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2827924B2 (ja) * | 1993-11-11 | 1998-11-25 | 日本ビクター株式会社 | 光記録媒体及びその製造方法 |
US6096431A (en) * | 1994-07-25 | 2000-08-01 | Toppan Printing Co., Ltd. | Biodegradable cards |
US5786408A (en) * | 1995-06-22 | 1998-07-28 | Daicel Chemical Industries, Ltd. | Biodegradable polyester resin composition, and a biodegradable molded article |
EP1251502B1 (en) * | 1995-10-09 | 2004-07-28 | Matsushita Electric Industrial Co., Ltd. | An optical disk with an optical barcode |
JP2000011448A (ja) * | 1998-06-29 | 2000-01-14 | Dainippon Printing Co Ltd | 分解性光記録媒体 |
EP1026671B1 (en) * | 1999-02-02 | 2002-12-04 | Matsushita Electric Industrial Co., Ltd. | Optical recording medium |
JP2003109244A (ja) * | 2001-02-15 | 2003-04-11 | Ricoh Co Ltd | 光情報記録媒体およびその分解方法 |
JPWO2002099795A1 (ja) * | 2001-05-30 | 2004-09-24 | ソニー株式会社 | 光ディスクの記録及び/又は再生装置、記録及び/又は再生方法 |
TW200416725A (en) * | 2003-01-30 | 2004-09-01 | Toppan Printing Co Ltd | Optical disc and method for producing the same |
TWI346332B (en) * | 2003-01-30 | 2011-08-01 | Toppan Printing Co Ltd | Optical disc and method for producing the same |
US20050287331A1 (en) * | 2004-06-01 | 2005-12-29 | Sanyo Marvic Media Co.,Ltd | Optical disc |
US20050286398A1 (en) * | 2004-06-25 | 2005-12-29 | Sanyo Electric Co., Ltd. | Optical disc and discarding method thereof |
JP4393340B2 (ja) * | 2004-10-19 | 2010-01-06 | 三洋電機株式会社 | 光記録媒体、光記録方法、光再生方法、光記録装置および光再生装置。 |
JP2006155711A (ja) * | 2004-11-26 | 2006-06-15 | Sanyo Electric Co Ltd | 光ディスクおよびその基板の材料 |
-
2003
- 2003-09-19 JP JP2003328966A patent/JP2005093036A/ja active Pending
-
2004
- 2004-09-02 TW TW093126471A patent/TWI285370B/zh not_active IP Right Cessation
- 2004-09-17 US US10/943,240 patent/US20050064131A1/en not_active Abandoned
- 2004-09-17 FR FR0409867A patent/FR2860094B1/fr not_active Expired - Fee Related
- 2004-09-20 CN CNB2004100825655A patent/CN1290092C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20050064131A1 (en) | 2005-03-24 |
TWI285370B (en) | 2007-08-11 |
FR2860094B1 (fr) | 2006-01-06 |
CN1598935A (zh) | 2005-03-23 |
CN1290092C (zh) | 2006-12-13 |
FR2860094A1 (fr) | 2005-03-25 |
TW200522050A (en) | 2005-07-01 |
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