JPH0427614B2 - - Google Patents
Info
- Publication number
- JPH0427614B2 JPH0427614B2 JP56150513A JP15051381A JPH0427614B2 JP H0427614 B2 JPH0427614 B2 JP H0427614B2 JP 56150513 A JP56150513 A JP 56150513A JP 15051381 A JP15051381 A JP 15051381A JP H0427614 B2 JPH0427614 B2 JP H0427614B2
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- layer
- optical recording
- thickness
- region
- 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.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 55
- 230000035945 sensitivity Effects 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 24
- 239000000758 substrate Substances 0.000 claims description 24
- 230000002745 absorbent Effects 0.000 claims description 15
- 239000002250 absorbent Substances 0.000 claims description 15
- 239000011358 absorbing material Substances 0.000 claims description 11
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims description 5
- 229910052711 selenium Inorganic materials 0.000 claims description 5
- 239000011669 selenium Substances 0.000 claims description 5
- 229910052714 tellurium Inorganic materials 0.000 claims description 5
- UKUVVAMSXXBMRX-UHFFFAOYSA-N 2,4,5-trithia-1,3-diarsabicyclo[1.1.1]pentane Chemical compound S1[As]2S[As]1S2 UKUVVAMSXXBMRX-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- WBFMCDAQUDITAS-UHFFFAOYSA-N arsenic triselenide Chemical compound [Se]=[As][Se][As]=[Se] WBFMCDAQUDITAS-UHFFFAOYSA-N 0.000 claims description 3
- 229940052288 arsenic trisulfide Drugs 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 229910052703 rhodium Inorganic materials 0.000 claims description 3
- 239000010948 rhodium Substances 0.000 claims description 3
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000011368 organic material Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 124
- 238000010521 absorption reaction Methods 0.000 description 17
- 239000011229 interlayer Substances 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000031700 light absorption Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- RUFPHBVGCFYCNW-UHFFFAOYSA-N 1-naphthylamine Chemical compound C1=CC=C2C(N)=CC=CC2=C1 RUFPHBVGCFYCNW-UHFFFAOYSA-N 0.000 description 2
- 229910001370 Se alloy Inorganic materials 0.000 description 2
- 229910001215 Te alloy Inorganic materials 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 2
- CVFNMMJJZBWXQP-UHFFFAOYSA-N 2,2-dimethoxyethyl acetate Chemical compound COC(OC)COC(C)=O CVFNMMJJZBWXQP-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005566 electron beam evaporation Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- -1 silver halide Chemical class 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- LAJZODKXOMJMPK-UHFFFAOYSA-N tellurium dioxide Chemical compound O=[Te]=O LAJZODKXOMJMPK-UHFFFAOYSA-N 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 238000007738 vacuum evaporation 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
-
- 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
- G11B7/241—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
- G11B7/241—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
- G11B2007/24306—Metals or metalloids transition metal elements of groups 3-10
-
- 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
- G11B7/242—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
- G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)
-
- 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
- G11B2007/24318—Non-metallic elements
- G11B2007/24324—Sulfur
-
- 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
- G11B2007/2571—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 14 elements except carbon (Si, Ge, Sn, Pb)
-
- 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
- G11B2007/25715—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 oxygen
-
- 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
- G11B7/246—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 dyes
-
- 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
-
- 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
- G11B7/2585—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 based on aluminium
-
- 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
- G11B7/2595—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 based on gold
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19064680A | 1980-09-25 | 1980-09-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5786139A JPS5786139A (en) | 1982-05-29 |
JPH0427614B2 true JPH0427614B2 (de) | 1992-05-12 |
Family
ID=22702198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56150513A Granted JPS5786139A (en) | 1980-09-25 | 1981-09-22 | Optical recording medium |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5786139A (de) |
DE (1) | DE3137528C2 (de) |
FR (1) | FR2490858B1 (de) |
GB (1) | GB2084786B (de) |
NL (1) | NL8104409A (de) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2509891B1 (fr) * | 1981-07-17 | 1986-12-05 | Thomson Csf | Dispositif optique d'enregistrement-lecture sur support d'information pregrave |
JPS5862842A (ja) * | 1981-10-09 | 1983-04-14 | Matsushita Electric Ind Co Ltd | 光学的記録用円盤 |
DE3213315C2 (de) * | 1982-04-08 | 1986-10-09 | GAO Gesellschaft für Automation und Organisation mbH, 8000 München | Verfahren zur Herstellung einer mehrschichtigen Ausweiskarte |
GB2121227A (en) * | 1982-05-11 | 1983-12-14 | Nigel Geoffrey Ley | Optical memory recording disc |
NL8202229A (nl) * | 1982-06-02 | 1984-01-02 | Docdata Bv | Medium voor het registreren van optisch uitleesbare informatie. |
JPS5911552A (ja) * | 1982-07-09 | 1984-01-21 | Matsushita Electric Ind Co Ltd | 記録担体 |
JPS5919253A (ja) * | 1982-07-23 | 1984-01-31 | Sony Corp | 情報記録媒体 |
NL8204291A (nl) * | 1982-11-05 | 1984-06-01 | Philips Nv | Optisch registratie-element. |
JPS5990248A (ja) * | 1982-11-15 | 1984-05-24 | Sony Corp | 情報記録媒体 |
NL8300960A (nl) * | 1983-03-17 | 1984-10-16 | Philips Nv | Optische registatieschijf. |
JPS59177740A (ja) * | 1983-03-26 | 1984-10-08 | Pioneer Electronic Corp | デイスク |
GB8309447D0 (en) * | 1983-04-07 | 1983-05-11 | Combined Tech Corp Plc | Optical data storage |
NL8301632A (nl) * | 1983-05-09 | 1984-12-03 | Philips Nv | Registratiedrager waarin langs optische weg informatie kan worden ingeschreven en uitgelezen. |
US4578788A (en) * | 1983-06-02 | 1986-03-25 | International Business Machines Corporation | High performance optical storage medium with separate mechanical servo tracks embedded within the medium |
CA1198209A (en) * | 1983-11-24 | 1985-12-17 | Northern Telecom Limited | Optical disc |
JPH0626028B2 (ja) * | 1984-02-06 | 1994-04-06 | 株式会社リコー | 光情報記録媒体 |
CA1241741A (en) * | 1984-05-24 | 1988-09-06 | Robert A. Scranton | Variable impedance contrast in data storage media |
NL8401995A (nl) * | 1984-06-22 | 1986-01-16 | Docdata Bv | Optische informatiedrager met mozaiekstructuur. |
NL8401996A (nl) * | 1984-06-22 | 1986-01-16 | Docdata Bv | Vlakblijvende optische informatiedrager. |
JPH0619854B2 (ja) * | 1984-10-08 | 1994-03-16 | 株式会社リコー | 光学的情報記憶媒体 |
NL8500153A (nl) * | 1985-01-22 | 1986-08-18 | Philips Nv | Registratiedragerlichaam voorzien van een reliefstruktuur van optisch detekteerbare servospoorgedeelten en sektoradressen en inrichting voor het aanbrengen van deze struktuur. |
JPS6254852A (ja) * | 1985-09-03 | 1987-03-10 | Canon Inc | 光記録媒体 |
US4852077A (en) * | 1988-02-05 | 1989-07-25 | Tandy Corporation | Optical data storage media with spatially variable energy absorptivity |
JPH0378131A (ja) * | 1989-08-18 | 1991-04-03 | Brother Ind Ltd | 光記録媒体 |
JPH04360037A (ja) * | 1991-06-06 | 1992-12-14 | Pioneer Electron Corp | 追記型光ディスク |
DE69322443T2 (de) * | 1992-06-17 | 1999-08-05 | Matsushita Electric Ind Co Ltd | Optisches Informationsaufzeichnungsmedium |
CN1091291C (zh) * | 1995-12-01 | 2002-09-18 | 三星电子株式会社 | 可记录的/可重放的光记录介质及其光记录方法 |
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JPS49113601A (de) * | 1973-02-09 | 1974-10-30 | ||
US3968326A (en) * | 1973-02-09 | 1976-07-06 | Rca Corporation | Trapezoidal smooth grooves for video disc |
JPS51131603A (en) * | 1975-04-28 | 1976-11-16 | Teletype Corp | Multiilayer memory structure for laser recording |
JPS5210102A (en) * | 1975-07-15 | 1977-01-26 | Canon Inc | Recording medium |
JPS5271202A (en) * | 1975-12-11 | 1977-06-14 | Victor Co Of Japan Ltd | Production of original disc of information recording media |
JPS5296521A (en) * | 1976-02-10 | 1977-08-13 | Victor Co Of Japan Ltd | Production of information recording medium master disc |
JPS52114306A (en) * | 1976-03-19 | 1977-09-26 | Rca Corp | Information record |
JPS52156605A (en) * | 1976-06-18 | 1977-12-27 | Thomson Brandt | Data carrier and method of producing same |
JPS5342028A (en) * | 1976-09-24 | 1978-04-17 | Agfa Gevaert Nv | Laser beam recording method |
JPS5348528A (en) * | 1976-09-24 | 1978-05-02 | Thomson Brandt | Information carrier for effecting optical recording and reading and method of manufacturing the same |
JPS53109601A (en) * | 1977-03-04 | 1978-09-25 | Matsushita Electric Ind Co Ltd | Optical recording medium |
JPS5424603A (en) * | 1977-07-27 | 1979-02-24 | Teac Corp | Method of producing optical reproducer information recording medium |
JPS5438123A (en) * | 1977-08-29 | 1979-03-22 | Rca Corp | Laser beam recording media |
JPS5489605A (en) * | 1977-09-29 | 1979-07-16 | Philips Nv | Information memory element |
JPS54130103A (en) * | 1978-03-16 | 1979-10-09 | Philips Nv | Device for writing and reading information on recording carrier body and recording carrier body |
JPS554793A (en) * | 1978-05-24 | 1980-01-14 | Philips Nv | Information recording element and producing same |
JPS5514504A (en) * | 1978-07-14 | 1980-02-01 | Hitachi Ltd | Recording component |
JPS5586787A (en) * | 1978-12-22 | 1980-06-30 | Nec Corp | Laser recording film |
JPS5587595A (en) * | 1978-12-27 | 1980-07-02 | Nec Corp | Laser recording film |
JPS5597033A (en) * | 1979-01-15 | 1980-07-23 | Philips Nv | Optical recording element and method of recording optical information |
JPS5634154A (en) * | 1979-08-27 | 1981-04-06 | Toshiba Corp | Optical disc for write-in |
JPS5655289A (en) * | 1979-08-01 | 1981-05-15 | Philips Nv | Layer containing dye of film forming highhmolecular binding agent and information recording element using said layer |
JPS5661047A (en) * | 1979-10-22 | 1981-05-26 | Nippon Telegr & Teleph Corp <Ntt> | Memory medium |
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DE2618773C2 (de) * | 1976-04-29 | 1985-02-21 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Aufzeichnungsträger für Daten |
JPS604278Y2 (ja) * | 1976-11-19 | 1985-02-06 | ティーディーケイ株式会社 | 光メモリ装置の記録媒体 |
US4176377A (en) * | 1977-11-10 | 1979-11-27 | Eastman Kodak Company | Video disc configuration |
-
1981
- 1981-09-17 FR FR8117588A patent/FR2490858B1/fr not_active Expired
- 1981-09-21 GB GB8128447A patent/GB2084786B/en not_active Expired
- 1981-09-22 DE DE3137528A patent/DE3137528C2/de not_active Expired
- 1981-09-22 JP JP56150513A patent/JPS5786139A/ja active Granted
- 1981-09-24 NL NL8104409A patent/NL8104409A/nl not_active Application Discontinuation
Patent Citations (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49113601A (de) * | 1973-02-09 | 1974-10-30 | ||
US3968326A (en) * | 1973-02-09 | 1976-07-06 | Rca Corporation | Trapezoidal smooth grooves for video disc |
JPS51131603A (en) * | 1975-04-28 | 1976-11-16 | Teletype Corp | Multiilayer memory structure for laser recording |
JPS5210102A (en) * | 1975-07-15 | 1977-01-26 | Canon Inc | Recording medium |
JPS5271202A (en) * | 1975-12-11 | 1977-06-14 | Victor Co Of Japan Ltd | Production of original disc of information recording media |
JPS5296521A (en) * | 1976-02-10 | 1977-08-13 | Victor Co Of Japan Ltd | Production of information recording medium master disc |
JPS52114306A (en) * | 1976-03-19 | 1977-09-26 | Rca Corp | Information record |
JPS5484702A (en) * | 1976-03-19 | 1979-07-05 | Rca Corp | Information record |
JPS52156605A (en) * | 1976-06-18 | 1977-12-27 | Thomson Brandt | Data carrier and method of producing same |
JPS5342028A (en) * | 1976-09-24 | 1978-04-17 | Agfa Gevaert Nv | Laser beam recording method |
JPS5348528A (en) * | 1976-09-24 | 1978-05-02 | Thomson Brandt | Information carrier for effecting optical recording and reading and method of manufacturing the same |
JPS53109601A (en) * | 1977-03-04 | 1978-09-25 | Matsushita Electric Ind Co Ltd | Optical recording medium |
JPS5424603A (en) * | 1977-07-27 | 1979-02-24 | Teac Corp | Method of producing optical reproducer information recording medium |
JPS5438123A (en) * | 1977-08-29 | 1979-03-22 | Rca Corp | Laser beam recording media |
JPS5489605A (en) * | 1977-09-29 | 1979-07-16 | Philips Nv | Information memory element |
JPS54130103A (en) * | 1978-03-16 | 1979-10-09 | Philips Nv | Device for writing and reading information on recording carrier body and recording carrier body |
JPS554793A (en) * | 1978-05-24 | 1980-01-14 | Philips Nv | Information recording element and producing same |
JPS5514504A (en) * | 1978-07-14 | 1980-02-01 | Hitachi Ltd | Recording component |
JPS5586787A (en) * | 1978-12-22 | 1980-06-30 | Nec Corp | Laser recording film |
JPS5587595A (en) * | 1978-12-27 | 1980-07-02 | Nec Corp | Laser recording film |
JPS5597033A (en) * | 1979-01-15 | 1980-07-23 | Philips Nv | Optical recording element and method of recording optical information |
JPS5655289A (en) * | 1979-08-01 | 1981-05-15 | Philips Nv | Layer containing dye of film forming highhmolecular binding agent and information recording element using said layer |
JPS5634154A (en) * | 1979-08-27 | 1981-04-06 | Toshiba Corp | Optical disc for write-in |
JPS5661047A (en) * | 1979-10-22 | 1981-05-26 | Nippon Telegr & Teleph Corp <Ntt> | Memory medium |
Also Published As
Publication number | Publication date |
---|---|
DE3137528A1 (de) | 1982-07-01 |
FR2490858B1 (fr) | 1986-04-04 |
JPS5786139A (en) | 1982-05-29 |
GB2084786B (en) | 1985-03-20 |
DE3137528C2 (de) | 1986-03-20 |
NL8104409A (nl) | 1982-04-16 |
GB2084786A (en) | 1982-04-15 |
FR2490858A1 (fr) | 1982-03-26 |
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