FR2474223A1 - Procede d'inscription thermo-optique d'information et support d'information destine a la mise en oeuvre de ce procede - Google Patents
Procede d'inscription thermo-optique d'information et support d'information destine a la mise en oeuvre de ce procede Download PDFInfo
- Publication number
- FR2474223A1 FR2474223A1 FR8001425A FR8001425A FR2474223A1 FR 2474223 A1 FR2474223 A1 FR 2474223A1 FR 8001425 A FR8001425 A FR 8001425A FR 8001425 A FR8001425 A FR 8001425A FR 2474223 A1 FR2474223 A1 FR 2474223A1
- Authority
- FR
- France
- Prior art keywords
- metal layer
- layer
- information
- information carrier
- relief
- 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
- 238000000034 method Methods 0.000 title claims abstract description 21
- 229910052751 metal Inorganic materials 0.000 claims abstract description 45
- 239000002184 metal Substances 0.000 claims abstract description 45
- 230000008569 process Effects 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 239000004033 plastic Substances 0.000 claims abstract description 12
- 229920003023 plastic Polymers 0.000 claims abstract description 12
- 239000010410 layer Substances 0.000 claims description 80
- 239000000463 material Substances 0.000 claims description 14
- 239000012044 organic layer Substances 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 230000005855 radiation Effects 0.000 claims description 7
- -1 azelate diester Chemical class 0.000 claims description 6
- 150000002739 metals Chemical class 0.000 claims description 5
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 229920005601 base polymer Polymers 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 239000010931 gold Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052797 bismuth Inorganic materials 0.000 claims description 3
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000010339 dilation Effects 0.000 claims description 3
- 239000010970 precious metal Substances 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 239000004793 Polystyrene Substances 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 239000002671 adjuvant Substances 0.000 claims description 2
- 229920002678 cellulose Polymers 0.000 claims description 2
- 239000001913 cellulose Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 claims 1
- 229940067597 azelate Drugs 0.000 claims 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims 1
- 239000002861 polymer material Substances 0.000 claims 1
- 229920000193 polymethacrylate Polymers 0.000 claims 1
- 229940116351 sebacate Drugs 0.000 claims 1
- CXMXRPHRNRROMY-UHFFFAOYSA-L sebacate(2-) Chemical compound [O-]C(=O)CCCCCCCCC([O-])=O CXMXRPHRNRROMY-UHFFFAOYSA-L 0.000 claims 1
- 208000032912 Local swelling Diseases 0.000 abstract 1
- 238000002679 ablation Methods 0.000 description 10
- 239000004014 plasticizer Substances 0.000 description 5
- 230000001052 transient effect Effects 0.000 description 5
- 239000011324 bead Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000005553 drilling Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000000020 Nitrocellulose Substances 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 229920001220 nitrocellulos Polymers 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical compound CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 description 1
- 229910017944 Ag—Cu Inorganic materials 0.000 description 1
- 229910002708 Au–Cu Inorganic materials 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical class OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 125000006226 butoxyethyl group Chemical group 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 229920006217 cellulose acetate butyrate Polymers 0.000 description 1
- 150000004770 chalcogenides Chemical class 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 125000005498 phthalate group Chemical class 0.000 description 1
- 239000008029 phthalate plasticizer Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000002834 transmittance 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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0045—Recording
- G11B7/00452—Recording involving bubble or bump forming
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
- B41M5/36—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using a polymeric layer, which may be particulate and which is deformed or structurally changed with modification of its' properties, e.g. of its' optical hydrophobic-hydrophilic, solubility or permeability properties
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
-
- 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
- G11B2007/24304—Metals or metalloids group 2 or 12 elements (e.g. Be, Ca, Mg, Zn, Cd)
-
- 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
- G11B2007/24308—Metals or metalloids transition metal elements of group 11 (Cu, Ag, Au)
-
- 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
- G11B2007/24312—Metals or metalloids group 14 elements (e.g. Si, Ge, Sn)
-
- 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
- G11B7/253—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
- G11B7/2572—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 organic materials
- G11B7/2575—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 organic materials resins
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8001425A FR2474223A1 (fr) | 1980-01-23 | 1980-01-23 | Procede d'inscription thermo-optique d'information et support d'information destine a la mise en oeuvre de ce procede |
| EP80401855A EP0033046B1 (fr) | 1980-01-23 | 1980-12-23 | Procédé d'inscription thermo-optique d'information et support d'information destiné à la mise en oeuvre de ce procédé |
| DE8080401855T DE3068919D1 (en) | 1980-01-23 | 1980-12-23 | Method for the thermo-optical recording of data and record carrier to carry out this method |
| US06/226,804 US4405994A (en) | 1980-01-23 | 1981-01-21 | Thermo-optic information writing process and information support for implementing this process |
| CA000369011A CA1171316A (en) | 1980-01-23 | 1981-01-21 | Thermo-optic information writing process and information support for implementing this process |
| JP809481A JPS56111134A (en) | 1980-01-23 | 1981-01-23 | Thermal and optical information writing process and information holder therefor |
| US06/512,672 US4586165A (en) | 1980-01-23 | 1983-07-11 | Thermo-optic information writing process and information support for implementing this process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8001425A FR2474223A1 (fr) | 1980-01-23 | 1980-01-23 | Procede d'inscription thermo-optique d'information et support d'information destine a la mise en oeuvre de ce procede |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2474223A1 true FR2474223A1 (fr) | 1981-07-24 |
| FR2474223B1 FR2474223B1 (enExample) | 1984-09-21 |
Family
ID=9237798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8001425A Granted FR2474223A1 (fr) | 1980-01-23 | 1980-01-23 | Procede d'inscription thermo-optique d'information et support d'information destine a la mise en oeuvre de ce procede |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US4405994A (enExample) |
| EP (1) | EP0033046B1 (enExample) |
| JP (1) | JPS56111134A (enExample) |
| CA (1) | CA1171316A (enExample) |
| DE (1) | DE3068919D1 (enExample) |
| FR (1) | FR2474223A1 (enExample) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8102283A (nl) * | 1981-05-11 | 1982-12-01 | Philips Nv | Optisch uitleesbare informatieschijf met een reflectielaag gevormd uit een metaallegering. |
| FR2509891B1 (fr) * | 1981-07-17 | 1986-12-05 | Thomson Csf | Dispositif optique d'enregistrement-lecture sur support d'information pregrave |
| JPS58177538A (ja) * | 1982-04-09 | 1983-10-18 | Pioneer Video Kk | 光学的記録原盤 |
| JPS58224446A (ja) * | 1982-06-23 | 1983-12-26 | Hitachi Ltd | 記録用部材 |
| JPS5919253A (ja) * | 1982-07-23 | 1984-01-31 | Sony Corp | 情報記録媒体 |
| JPS5940335A (ja) * | 1982-08-30 | 1984-03-06 | Konishiroku Photo Ind Co Ltd | 情報記録媒体用基盤 |
| JPS5950048U (ja) * | 1982-09-24 | 1984-04-03 | 富士通株式会社 | 光デイスク媒体 |
| US4809022A (en) * | 1983-06-27 | 1989-02-28 | Optical Disc Corporation | Direct read after write optical storage medium |
| US4963901A (en) * | 1983-06-27 | 1990-10-16 | Optical Disc Corporation | Direct read after write optical storage medium and information storage system |
| JPS6015843A (ja) * | 1983-07-08 | 1985-01-26 | Hoya Corp | 光メモリ−デイスク |
| US4852075A (en) * | 1983-08-22 | 1989-07-25 | Optical Data, Inc. | Erasable optical data storage medium and method and apparatus for recording data on the medium |
| US4719615A (en) * | 1983-08-22 | 1988-01-12 | Optical Data, Inc. | Erasable optical data storage medium |
| US4719137A (en) * | 1984-04-13 | 1988-01-12 | Sharp Kabushiki Kaisha | Magneto-optic memory element |
| JPS61107547A (ja) * | 1984-10-30 | 1986-05-26 | Toshiba Corp | 情報記録媒体およびその製造方法 |
| US4640860A (en) * | 1985-10-16 | 1987-02-03 | Andus Corp. | Optical recording coating |
| US4780867A (en) * | 1986-10-02 | 1988-10-25 | Optical Data, Inc. | Method for erasably recording data by viscoelastic shear deformation |
| US4757472A (en) * | 1986-12-31 | 1988-07-12 | Tecon Memory, Inc. | Electrophotographic optical memory system |
| US4918682A (en) * | 1988-02-05 | 1990-04-17 | Tandy Corporation | Ablative and bump-forming optical recording media including a metallic reflective layer |
| EP0328212A1 (en) * | 1988-02-11 | 1989-08-16 | Koninklijke Philips Electronics N.V. | Method of manufacturing a metal matrix and a master disc suitable for the manufacture of matrices |
| US5155723A (en) * | 1988-07-30 | 1992-10-13 | Yuden Co., Ltd. Taiyo | Optical information recording method and medium |
| US5090009A (en) * | 1988-07-30 | 1992-02-18 | Taiyo Yuden Co., Ltd. | Optical information recording medium |
| US4940618A (en) * | 1988-07-30 | 1990-07-10 | Taiyo Yuden Company, Ltd. | Optical information recording medium |
| US4990388A (en) * | 1988-07-30 | 1991-02-05 | Taiyo Yuden Co., Ltd. | Optical information recording medium |
| JPH04138000A (ja) * | 1990-09-28 | 1992-05-12 | Matsushita Electric Ind Co Ltd | 車載用音響装置 |
| FR2723243B1 (fr) * | 1994-07-26 | 1996-09-06 | Thomson Csf | Dispositif d'enregistrement et/ou de lecture de tetes magnetiques et son procede de realisation |
| US6852384B2 (en) | 1998-06-22 | 2005-02-08 | Han H. Nee | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US6790503B2 (en) * | 1998-06-22 | 2004-09-14 | Target Technology Company, Llc | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US6544616B2 (en) | 2000-07-21 | 2003-04-08 | Target Technology Company, Llc | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US6905750B2 (en) * | 1998-06-22 | 2005-06-14 | Target Technology Company, Llc | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US6007889A (en) | 1998-06-22 | 1999-12-28 | Target Technology, Llc | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US6764735B2 (en) | 1998-06-22 | 2004-07-20 | Target Technology Company, Llc | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US6451402B1 (en) | 1998-06-22 | 2002-09-17 | Target Technology Company, Llc | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US7384677B2 (en) * | 1998-06-22 | 2008-06-10 | Target Technology Company, Llc | Metal alloys for the reflective or semi-reflective layer of an optical storage medium |
| US7314657B2 (en) * | 2000-07-21 | 2008-01-01 | Target Technology Company, Llc | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US7045187B2 (en) * | 1998-06-22 | 2006-05-16 | Nee Han H | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| FR2786345B1 (fr) | 1998-11-24 | 2001-02-09 | Thomson Csf | Dispositif de cryptage quantique |
| US7316837B2 (en) * | 2000-07-21 | 2008-01-08 | Target Technology Company, Llc | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US7374805B2 (en) * | 2000-07-21 | 2008-05-20 | Target Technology Company, Llc | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US7314659B2 (en) * | 2000-07-21 | 2008-01-01 | Target Technology Company, Llc | Metal alloys for the reflective or semi-reflective layer of an optical storage medium |
| US7149173B2 (en) * | 2000-10-17 | 2006-12-12 | Thales | Medium for recording optically readable data, method for making same and optical system reproducing said data |
| FR2824905B1 (fr) * | 2001-05-15 | 2003-08-29 | Thomson Csf | Gyrometre a fibre optique |
| US20040005432A1 (en) * | 2002-07-08 | 2004-01-08 | Ridout James W. | Reflective or semi-reflective metal alloy coatings |
| US7572517B2 (en) * | 2002-07-08 | 2009-08-11 | Target Technology Company, Llc | Reflective or semi-reflective metal alloy coatings |
| WO2004094135A1 (en) * | 2003-04-18 | 2004-11-04 | Target Technology Company, Llc | Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| US20070014963A1 (en) * | 2005-07-12 | 2007-01-18 | Nee Han H | Metal alloys for the reflective layer of an optical storage medium |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3171744A (en) * | 1962-02-23 | 1965-03-02 | Warner L Peticolas | Method of forming latent and visible vesicular images in refractive image films |
| US3644014A (en) * | 1969-10-23 | 1972-02-22 | Research Corp | Image-recording method and device |
| CA967365A (en) * | 1970-10-12 | 1975-05-13 | Fuji Photo Film Co. | Laser recording method and material therefor |
| GB1389831A (en) * | 1971-02-24 | 1975-04-09 | Emi Ltd | Production of records |
| IL39731A (en) | 1971-07-15 | 1975-07-28 | Energy Conversion Devices Inc | Method for producing images |
| FR2214934B1 (enExample) * | 1973-01-18 | 1978-03-24 | Thomson Csf | |
| US3866187A (en) * | 1973-07-02 | 1975-02-11 | Philips Corp | Method of recording and reproducing information in ferroelastic metals |
| JPS5932319B2 (ja) * | 1974-03-22 | 1984-08-08 | 富士写真フイルム株式会社 | 記録材料 |
| US4004080A (en) * | 1975-07-25 | 1977-01-18 | Rca Corporation | Metal coating for video discs |
| FR2368779A1 (fr) * | 1976-10-22 | 1978-05-19 | Thomson Brandt | Support thermosensible destine a l'enregistrement d'information et procede d'enregistrement d'information sur un tel support |
| CH604215A5 (enExample) * | 1976-12-21 | 1978-08-31 | Landis & Gyr Ag | |
| NL7809159A (nl) | 1977-09-29 | 1979-04-02 | Philips Nv | Informatieregistratie element met kleurstof bevattende hulplaag. |
| JPS5496002A (en) * | 1978-01-13 | 1979-07-30 | Hitachi Ltd | Information recording plate |
| JPS553971A (en) | 1978-06-26 | 1980-01-12 | Fuji Photo Film Co Ltd | Thermal recording material |
| FR2437668A1 (fr) * | 1978-09-29 | 1980-04-25 | Thomson Csf | Disque optique protege |
| US4264986A (en) * | 1979-03-12 | 1981-04-28 | Willis Craig I | Information-recording process & apparatus |
| US4430401A (en) * | 1979-06-13 | 1984-02-07 | Discovision Associates | Method for producing a recording disc stamper |
| US4300227A (en) * | 1979-10-17 | 1981-11-10 | Rca Corporation | Replicable optical recording medium |
| US4285056A (en) * | 1979-10-17 | 1981-08-18 | Rca Corporation | Replicable optical recording medium |
-
1980
- 1980-01-23 FR FR8001425A patent/FR2474223A1/fr active Granted
- 1980-12-23 DE DE8080401855T patent/DE3068919D1/de not_active Expired
- 1980-12-23 EP EP80401855A patent/EP0033046B1/fr not_active Expired
-
1981
- 1981-01-21 CA CA000369011A patent/CA1171316A/en not_active Expired
- 1981-01-21 US US06/226,804 patent/US4405994A/en not_active Expired - Lifetime
- 1981-01-23 JP JP809481A patent/JPS56111134A/ja active Granted
-
1983
- 1983-07-11 US US06/512,672 patent/US4586165A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4586165A (en) | 1986-04-29 |
| US4405994A (en) | 1983-09-20 |
| JPS56111134A (en) | 1981-09-02 |
| JPH0262899B2 (enExample) | 1990-12-26 |
| DE3068919D1 (en) | 1984-09-13 |
| CA1171316A (en) | 1984-07-24 |
| EP0033046B1 (fr) | 1984-08-08 |
| EP0033046A1 (fr) | 1981-08-05 |
| FR2474223B1 (enExample) | 1984-09-21 |
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