JPS60177446A - 光デイスク記録媒体 - Google Patents
光デイスク記録媒体Info
- Publication number
- JPS60177446A JPS60177446A JP59031458A JP3145884A JPS60177446A JP S60177446 A JPS60177446 A JP S60177446A JP 59031458 A JP59031458 A JP 59031458A JP 3145884 A JP3145884 A JP 3145884A JP S60177446 A JPS60177446 A JP S60177446A
- Authority
- JP
- Japan
- Prior art keywords
- phase
- recording medium
- alloy
- recording
- information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 22
- 239000000956 alloy Substances 0.000 claims abstract description 23
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 22
- 229910052714 tellurium Inorganic materials 0.000 claims abstract description 9
- 229910052797 bismuth Inorganic materials 0.000 claims abstract description 7
- 229910052711 selenium Inorganic materials 0.000 claims abstract description 7
- 229910052718 tin Inorganic materials 0.000 claims abstract description 7
- 229910052737 gold Inorganic materials 0.000 claims abstract description 6
- 229910052709 silver Inorganic materials 0.000 claims abstract description 6
- 229910052802 copper Inorganic materials 0.000 claims abstract description 5
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 5
- 229910052763 palladium Inorganic materials 0.000 claims abstract description 5
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 5
- 229910052732 germanium Inorganic materials 0.000 claims abstract description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims abstract 2
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 5
- UQLLWWBDSUHNEB-CZUORRHYSA-N Cefaprin Chemical compound N([C@H]1[C@@H]2N(C1=O)C(=C(CS2)COC(=O)C)C(O)=O)C(=O)CSC1=CC=NC=C1 UQLLWWBDSUHNEB-CZUORRHYSA-N 0.000 claims 1
- 229940081090 cefa Drugs 0.000 claims 1
- 230000007704 transition Effects 0.000 abstract description 16
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 5
- 238000010894 electron beam technology Methods 0.000 abstract description 4
- 238000001704 evaporation Methods 0.000 abstract description 4
- 230000008020 evaporation Effects 0.000 abstract description 4
- 229920003229 poly(methyl methacrylate) Polymers 0.000 abstract description 4
- 239000004926 polymethyl methacrylate Substances 0.000 abstract description 4
- 239000000758 substrate Substances 0.000 abstract description 4
- 229910052738 indium Inorganic materials 0.000 abstract description 3
- -1 MgF2 Chemical compound 0.000 abstract description 2
- 229910052710 silicon Inorganic materials 0.000 abstract description 2
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 abstract 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
- 229910052787 antimony Inorganic materials 0.000 abstract 2
- 229910004273 TeO3 Inorganic materials 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 230000001678 irradiating effect Effects 0.000 abstract 1
- 229910052727 yttrium Inorganic materials 0.000 abstract 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 239000004065 semiconductor Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 150000002222 fluorine compounds Chemical class 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001771 vacuum deposition Methods 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 229910020187 CeF3 Inorganic materials 0.000 description 1
- 235000011511 Diospyros Nutrition 0.000 description 1
- 244000236655 Diospyros kaki Species 0.000 description 1
- 229920002319 Poly(methyl acrylate) Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000946 Y alloy Inorganic materials 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910052789 astatine Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000003869 coulometry Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- WPYVAWXEWQSOGY-UHFFFAOYSA-N indium antimonide Chemical compound [Sb]#[In] WPYVAWXEWQSOGY-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 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
- G11B7/24—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
- G11B7/243—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
- G11B2007/24302—Metals or metalloids
- G11B2007/2431—Metals or metalloids group 13 elements (B, Al, Ga, In)
-
- 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
- G11B2007/24302—Metals or metalloids
- G11B2007/24314—Metals or metalloids group 15 elements (e.g. Sb, Bi)
-
- 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
- G11B2007/25705—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 consisting essentially of inorganic materials
- G11B2007/25706—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 consisting essentially of inorganic materials containing transition metal elements (Zn, Fe, Co, Ni, Pt)
-
- 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
- G11B2007/25705—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 consisting essentially of inorganic materials
- G11B2007/25708—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 consisting essentially of inorganic materials containing group 13 elements (B, Al, Ga)
-
- 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
- G11B2007/25705—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 consisting essentially of inorganic materials
- G11B2007/25718—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 consisting essentially of inorganic materials containing halides (F, Cl, Br, l)
-
- 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
-
- 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
- G11B7/2578—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 consisting essentially of inorganic materials
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59031458A JPS60177446A (ja) | 1984-02-23 | 1984-02-23 | 光デイスク記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59031458A JPS60177446A (ja) | 1984-02-23 | 1984-02-23 | 光デイスク記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60177446A true JPS60177446A (ja) | 1985-09-11 |
| JPH0352651B2 JPH0352651B2 (enrdf_load_stackoverflow) | 1991-08-12 |
Family
ID=12331811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59031458A Granted JPS60177446A (ja) | 1984-02-23 | 1984-02-23 | 光デイスク記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60177446A (enrdf_load_stackoverflow) |
Cited By (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6186287A (ja) * | 1984-10-05 | 1986-05-01 | Hitachi Ltd | 情報の記録用部材 |
| JPS6240648A (ja) * | 1985-08-15 | 1987-02-21 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | 光学的な情報記憶方法 |
| JPS62181189A (ja) * | 1985-08-09 | 1987-08-08 | Hitachi Ltd | 情報記録用薄膜及び情報の記録再生方法 |
| JPS62241145A (ja) * | 1986-03-28 | 1987-10-21 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | 光学式情報記録消去方法 |
| JPS63227389A (ja) * | 1987-03-18 | 1988-09-21 | Toray Ind Inc | 光記録媒体 |
| JPS63237990A (ja) * | 1987-03-27 | 1988-10-04 | Toray Ind Inc | 光記録媒体 |
| JPS63251290A (ja) * | 1987-04-08 | 1988-10-18 | Hitachi Ltd | 光記録媒体と記録・再生方法及びその応用 |
| JPS63304439A (ja) * | 1987-06-05 | 1988-12-12 | Hitachi Ltd | 情報記憶媒体 |
| JPS6414083A (en) * | 1987-07-08 | 1989-01-18 | Asahi Chemical Ind | Data recording method |
| US4808514A (en) * | 1985-11-05 | 1989-02-28 | U.S. Philips Corporation | Method for the optical recording of information and an optical recording element used in the method |
| US4839861A (en) * | 1986-02-06 | 1989-06-13 | Kabushiki Kaisha Toshiba | Information recording medium rewritable by utilizing two metastable phases of a recording layer and method using the same |
| JPH01180387A (ja) * | 1988-01-12 | 1989-07-18 | Toray Ind Inc | 情報記録媒体 |
| US4860274A (en) * | 1986-12-19 | 1989-08-22 | Kabushiki Kaisha Toshiba | Information storage medium and method of erasing information |
| JPH01251340A (ja) * | 1988-03-31 | 1989-10-06 | Toshiba Corp | 情報記録媒体 |
| US4879205A (en) * | 1987-01-20 | 1989-11-07 | Kabushiki Kaisha Toshiba | Information storage medium and a method of manufacturing the same |
| US4960680A (en) * | 1987-02-13 | 1990-10-02 | Eastman Kodak Company | Recording elements comprising write-once thin film alloy layers |
| US4975355A (en) * | 1987-01-30 | 1990-12-04 | Kabushiki Kaisha Toshiba | Information storage medium |
| US4981772A (en) * | 1988-08-09 | 1991-01-01 | Eastman Kodak Company | Optical recording materials comprising antimony-tin alloys including a third element |
| WO1991005342A1 (en) * | 1989-09-28 | 1991-04-18 | Matsushita Electric Industrial Co., Ltd. | Optical data recording medium and method of producing the same |
| US5196294A (en) * | 1990-09-17 | 1993-03-23 | Eastman Kodak Company | Erasable optical recording materials and methods based on tellurium alloys |
| US6022605A (en) * | 1997-02-28 | 2000-02-08 | Kao Corporation | Optical recording medium and recording/erasing method therefor |
| US6388978B1 (en) | 1998-04-16 | 2002-05-14 | Ricoh Company, Ltd. | Optical recording method for a rewritable phase-change optical recording medium |
| WO2005037566A1 (ja) * | 2003-10-16 | 2005-04-28 | Ricoh Company, Ltd. | 相変化型光記録媒体及びその製造方法、スパッタリングターゲット、並びに光記録媒体の使用方法及び光記録装置 |
| WO2005044578A1 (ja) * | 2003-11-10 | 2005-05-19 | Ricoh Company, Ltd. | 光記録媒体及びその製造方法、スパッタリングターゲット、並びに光記録媒体の使用方法及び光記録装置 |
| WO2005049333A1 (en) * | 2003-11-10 | 2005-06-02 | Ricoh Company, Ltd. | Optical recording medium and process for producing the same, spattering target, using process of optical recording medium, and optical recording apparatus |
| WO2005075212A1 (ja) * | 2004-02-05 | 2005-08-18 | Ricoh Company, Ltd. | 相変化型情報記録媒体及びその製造方法、スパッタリングターゲット、並びに相変化型情報記録媒体の使用方法及び光記録装置 |
| US7081289B2 (en) | 2003-03-24 | 2006-07-25 | Mitsubishi Kagaku Media Co., Ltd. | Phase-change recording material and information recording medium |
| US7083894B2 (en) | 2002-06-14 | 2006-08-01 | Tdk Corporation | Optical recording medium |
| US7105217B2 (en) | 2003-04-30 | 2006-09-12 | Mitsubishi Chemical Corporation | Phase-change recording material and information recording medium |
| US7166415B2 (en) | 2002-03-05 | 2007-01-23 | Mitsubishi Kagaku Media Co., Ltd. | Phase-change recording material used for information recording medium and information recording medium employing it |
| US7313070B2 (en) | 2002-02-13 | 2007-12-25 | Mitsubishi Kagaku Media Co., Ltd. | Rewritable optical recording medium and optical recording method |
| US7422838B1 (en) | 1999-06-01 | 2008-09-09 | Ricoh Company, Ltd. | Phase-change optical recording medium |
| US7507523B2 (en) | 2000-09-28 | 2009-03-24 | Ricoh Company, Ltd | Optical information recording medium, method of manufacturing the optical information recording medium, and method of and apparatus for recording/reproducing optical information |
-
1984
- 1984-02-23 JP JP59031458A patent/JPS60177446A/ja active Granted
Cited By (43)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6186287A (ja) * | 1984-10-05 | 1986-05-01 | Hitachi Ltd | 情報の記録用部材 |
| JPS62181189A (ja) * | 1985-08-09 | 1987-08-08 | Hitachi Ltd | 情報記録用薄膜及び情報の記録再生方法 |
| JPS6240648A (ja) * | 1985-08-15 | 1987-02-21 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | 光学的な情報記憶方法 |
| US4808514A (en) * | 1985-11-05 | 1989-02-28 | U.S. Philips Corporation | Method for the optical recording of information and an optical recording element used in the method |
| US4839861A (en) * | 1986-02-06 | 1989-06-13 | Kabushiki Kaisha Toshiba | Information recording medium rewritable by utilizing two metastable phases of a recording layer and method using the same |
| JPS62241145A (ja) * | 1986-03-28 | 1987-10-21 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | 光学式情報記録消去方法 |
| US4816385A (en) * | 1986-03-28 | 1989-03-28 | U.S. Philips Corporation | Method of optically recording and erasing information |
| US4818666A (en) * | 1986-03-28 | 1989-04-04 | U.S. Philips Corporation | Erasable optical recording element and method of optically recording and erasing information |
| US4860274A (en) * | 1986-12-19 | 1989-08-22 | Kabushiki Kaisha Toshiba | Information storage medium and method of erasing information |
| US4879205A (en) * | 1987-01-20 | 1989-11-07 | Kabushiki Kaisha Toshiba | Information storage medium and a method of manufacturing the same |
| US4975355A (en) * | 1987-01-30 | 1990-12-04 | Kabushiki Kaisha Toshiba | Information storage medium |
| US4960680A (en) * | 1987-02-13 | 1990-10-02 | Eastman Kodak Company | Recording elements comprising write-once thin film alloy layers |
| JPS63227389A (ja) * | 1987-03-18 | 1988-09-21 | Toray Ind Inc | 光記録媒体 |
| JPS63237990A (ja) * | 1987-03-27 | 1988-10-04 | Toray Ind Inc | 光記録媒体 |
| JPS63251290A (ja) * | 1987-04-08 | 1988-10-18 | Hitachi Ltd | 光記録媒体と記録・再生方法及びその応用 |
| US5187052A (en) * | 1987-04-08 | 1993-02-16 | Hitachi, Ltd. | Optical recording medium |
| JPS63304439A (ja) * | 1987-06-05 | 1988-12-12 | Hitachi Ltd | 情報記憶媒体 |
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Also Published As
| Publication number | Publication date |
|---|---|
| JPH0352651B2 (enrdf_load_stackoverflow) | 1991-08-12 |
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