JPS574973B2 - - Google Patents
Info
- Publication number
- JPS574973B2 JPS574973B2 JP11243478A JP11243478A JPS574973B2 JP S574973 B2 JPS574973 B2 JP S574973B2 JP 11243478 A JP11243478 A JP 11243478A JP 11243478 A JP11243478 A JP 11243478A JP S574973 B2 JPS574973 B2 JP S574973B2
- Authority
- JP
- Japan
- 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
Links
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
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/254—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat layers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/257—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/26—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
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/254—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat layers
- G11B2007/25408—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat layers consisting essentially of inorganic materials
- G11B2007/25414—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat layers 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
- G11B7/256—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 improving adhesion between layers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Manufacturing Optical Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7710162A NL7710162A (nl) | 1977-09-16 | 1977-09-16 | Werkwijze voor het vervaardigen van een optisch uitleesbare informatieschijf onder toepassing van een vlakke, verstijvende warmtegeleidende plaat van anorganisch materiaal. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5454003A JPS5454003A (en) | 1979-04-27 |
| JPS574973B2 true JPS574973B2 (sv) | 1982-01-28 |
Family
ID=19829188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11243478A Granted JPS5454003A (en) | 1977-09-16 | 1978-09-14 | Preparation of optical reading information disc |
Country Status (20)
| Country | Link |
|---|---|
| JP (1) | JPS5454003A (sv) |
| AR (1) | AR216540A1 (sv) |
| AT (1) | AT371278B (sv) |
| AU (1) | AU523032B2 (sv) |
| BE (1) | BE870476A (sv) |
| BR (1) | BR7806005A (sv) |
| CA (1) | CA1124396A (sv) |
| CH (1) | CH637783A5 (sv) |
| DD (1) | DD139774A5 (sv) |
| DE (1) | DE2839395A1 (sv) |
| DK (1) | DK403478A (sv) |
| ES (1) | ES473343A1 (sv) |
| FR (1) | FR2403617A1 (sv) |
| GB (1) | GB2004404B (sv) |
| IT (1) | IT1098622B (sv) |
| MX (1) | MX148376A (sv) |
| NL (1) | NL7710162A (sv) |
| NZ (1) | NZ188406A (sv) |
| SE (1) | SE438568B (sv) |
| ZA (1) | ZA785080B (sv) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4414650A (en) * | 1980-06-23 | 1983-11-08 | Sharp Kabushiki Kaisha | Magneto-optic memory element |
| DE3028498A1 (de) * | 1980-07-26 | 1982-03-04 | Röhm GmbH, 6100 Darmstadt | Verbesserte, optisch abzulesende, informationsspeicherplatten und verfahren zu ihrer herstellung |
| JPS5766538A (en) * | 1980-10-08 | 1982-04-22 | Toshiba Corp | Information storage medium |
| JPS57186241A (en) * | 1981-05-11 | 1982-11-16 | Mitsui Toatsu Chem Inc | Optical information recording disc |
| JPS58108044A (ja) * | 1981-12-22 | 1983-06-28 | Pioneer Electronic Corp | 光学式デイスク |
| NL8301956A (nl) * | 1983-06-02 | 1985-01-02 | Optical Storage Int | Optisch registratie element. |
| DE3322131A1 (de) * | 1983-06-20 | 1984-12-20 | Polygram Gmbh, 2000 Hamburg | Plattenfoermiger, optisch auslesbarer informationstraeger mit schutzrand |
| JPS61500574A (ja) * | 1983-12-02 | 1986-03-27 | バロ−ス・コ−ポレ−ション | コスト低減した光学ディスクレコ−ド |
| JPS61214245A (ja) * | 1985-03-20 | 1986-09-24 | Matsushita Electric Ind Co Ltd | 光情報記録担体 |
| JPH061561B2 (ja) * | 1985-08-21 | 1994-01-05 | 株式会社日立製作所 | 光デイスク |
| JPS6242347A (ja) * | 1986-07-31 | 1987-02-24 | Sanyo Electric Co Ltd | 光学式デイスクレコ−ドの製造方法 |
| JPS63107589A (ja) * | 1986-10-23 | 1988-05-12 | Nec Corp | 光記録媒体 |
| LU87571A1 (fr) * | 1989-08-23 | 1991-05-07 | Glaverbel | Support d'enregistrement d'informations a lecture optique |
| EP0706179B1 (en) * | 1994-09-27 | 2002-12-11 | Matsushita Electric Industrial Co., Ltd. | Production process of optical information recording medium and production apparatus therefor |
| EP1006518B1 (en) * | 1994-09-27 | 2004-03-17 | Matsushita Electric Industrial Co., Ltd. | Production process of optical information recording medium and production apparatus thereof |
| JP2742524B2 (ja) * | 1994-10-03 | 1998-04-22 | 松下電器産業株式会社 | 光情報媒体、光情報媒体製造方法並びに光情報媒体製造装置 |
| EP0706178B1 (en) * | 1994-10-03 | 2001-05-16 | Matsushita Electric Industrial Co., Ltd. | Optical information medium, method for producing the optical information medium, and unit for producing the optical information medium |
| JPH08203126A (ja) * | 1995-01-27 | 1996-08-09 | Nec Corp | 光学的情報記録媒体ならびに光学的情報再生方法および 光学的情報記録再生消去方法 |
| USRE39412E1 (en) | 1995-02-15 | 2006-11-28 | Matsushita Electric Industrial Co., Ltd. | Optical information medium, and method and apparatus for fabricating the same |
| US6842409B2 (en) | 2001-02-21 | 2005-01-11 | Scratch-Less Disc Industries, Llc | Optical disc and method of protecting same |
| US6680898B2 (en) | 2001-02-21 | 2004-01-20 | Todd J. Kuchman | Optical disc and method of protecting same |
| EP1637329A1 (en) | 2004-09-15 | 2006-03-22 | Domino Printing Sciences Plc | Droplet generator |
-
1977
- 1977-09-16 NL NL7710162A patent/NL7710162A/xx not_active Application Discontinuation
-
1978
- 1978-09-07 ZA ZA785080A patent/ZA785080B/xx unknown
- 1978-09-11 DE DE19782839395 patent/DE2839395A1/de active Pending
- 1978-09-12 AR AR273675A patent/AR216540A1/es active
- 1978-09-12 FR FR7826177A patent/FR2403617A1/fr active Granted
- 1978-09-13 SE SE7809614A patent/SE438568B/sv not_active IP Right Cessation
- 1978-09-13 DD DD78207804A patent/DD139774A5/de unknown
- 1978-09-13 DK DK403478A patent/DK403478A/da not_active Application Discontinuation
- 1978-09-13 CH CH956878A patent/CH637783A5/de not_active IP Right Cessation
- 1978-09-13 NZ NZ188406A patent/NZ188406A/xx unknown
- 1978-09-13 GB GB7836652A patent/GB2004404B/en not_active Expired
- 1978-09-13 AU AU39827/78A patent/AU523032B2/en not_active Expired
- 1978-09-13 IT IT27635/78A patent/IT1098622B/it active
- 1978-09-14 ES ES473343A patent/ES473343A1/es not_active Expired
- 1978-09-14 BR BR7806005A patent/BR7806005A/pt unknown
- 1978-09-14 MX MX174881A patent/MX148376A/es unknown
- 1978-09-14 CA CA311,349A patent/CA1124396A/en not_active Expired
- 1978-09-14 JP JP11243478A patent/JPS5454003A/ja active Granted
- 1978-09-14 BE BE190480A patent/BE870476A/xx not_active IP Right Cessation
- 1978-09-15 AT AT0667878A patent/AT371278B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH637783A5 (de) | 1983-08-15 |
| AR216540A1 (es) | 1979-12-28 |
| FR2403617A1 (fr) | 1979-04-13 |
| ATA667878A (de) | 1982-10-15 |
| DD139774A5 (de) | 1980-01-16 |
| SE438568B (sv) | 1985-04-22 |
| JPS5454003A (en) | 1979-04-27 |
| IT1098622B (it) | 1985-09-07 |
| DK403478A (da) | 1979-03-17 |
| GB2004404A (en) | 1979-03-28 |
| CA1124396A (en) | 1982-05-25 |
| IT7827635A0 (it) | 1978-09-13 |
| ES473343A1 (es) | 1979-04-16 |
| DE2839395A1 (de) | 1979-03-29 |
| NL7710162A (nl) | 1979-03-20 |
| BR7806005A (pt) | 1979-04-24 |
| AU3982778A (en) | 1980-03-20 |
| AU523032B2 (en) | 1982-07-08 |
| GB2004404B (en) | 1982-01-20 |
| NZ188406A (en) | 1982-05-31 |
| SE7809614L (sv) | 1979-03-17 |
| FR2403617B1 (sv) | 1983-06-17 |
| MX148376A (es) | 1983-04-13 |
| AT371278B (de) | 1983-06-10 |
| ZA785080B (en) | 1980-04-30 |
| BE870476A (fr) | 1979-03-14 |