DK375779A - Registreringsbaerer med optisk aflaeselig straalingsreflekterende informationsstruktur - Google Patents
Registreringsbaerer med optisk aflaeselig straalingsreflekterende informationsstrukturInfo
- Publication number
- DK375779A DK375779A DK375779A DK375779A DK375779A DK 375779 A DK375779 A DK 375779A DK 375779 A DK375779 A DK 375779A DK 375779 A DK375779 A DK 375779A DK 375779 A DK375779 A DK 375779A
- Authority
- DK
- Denmark
- Prior art keywords
- radio
- optically
- information structure
- reflecting information
- registration carrier
- Prior art date
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
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
-
- 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
- G11B7/24073—Tracks
- G11B7/24076—Cross sectional shape in the radial direction of a disc, e.g. asymmetrical cross sectional shape
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Holo Graphy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7809227A NL7809227A (nl) | 1978-09-11 | 1978-09-11 | Registratiedrager met een optisch uitleesbare, stra- lingsreflekterende informatiestruktuur. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK375779A true DK375779A (da) | 1980-03-12 |
Family
ID=19831518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK375779A DK375779A (da) | 1978-09-11 | 1979-09-07 | Registreringsbaerer med optisk aflaeselig straalingsreflekterende informationsstruktur |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4230915A (de) |
| JP (1) | JPS5542393A (de) |
| AR (1) | AR220770A1 (de) |
| AT (1) | AT365357B (de) |
| AU (1) | AU526148B2 (de) |
| BE (1) | BE878701A (de) |
| BR (1) | BR7905763A (de) |
| CA (1) | CA1134035A (de) |
| CH (1) | CH651693A5 (de) |
| DE (1) | DE2935789C2 (de) |
| DK (1) | DK375779A (de) |
| ES (1) | ES483998A1 (de) |
| FR (1) | FR2435781B1 (de) |
| GB (1) | GB2031214B (de) |
| IT (1) | IT1203307B (de) |
| NL (1) | NL7809227A (de) |
| NO (1) | NO792922L (de) |
| NZ (1) | NZ191504A (de) |
| SE (1) | SE443888B (de) |
| ZA (1) | ZA794396B (de) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7810462A (nl) * | 1978-10-19 | 1980-04-22 | Philips Nv | Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare stralingsreflekterende informatiestruktuur |
| CA1165871A (en) * | 1978-11-08 | 1984-04-17 | Kornelis Bulthuis | Optically inscribable record carrier |
| NL8100098A (nl) * | 1981-01-12 | 1982-08-02 | Philips Nv | Registratiedrager met optisch uitleesbare informatiestruktuur. |
| US4359750A (en) * | 1981-04-30 | 1982-11-16 | Eastman Kodak Company | Optical disc structure |
| JPS58221596A (ja) * | 1982-06-17 | 1983-12-23 | Matsushita Electric Ind Co Ltd | スピ−カ用振動板 |
| EP0100995A3 (en) * | 1982-08-10 | 1985-10-16 | Kabushiki Kaisha Toshiba | Optical disk |
| JPS60131652A (ja) * | 1983-12-20 | 1985-07-13 | Matsushita Electric Ind Co Ltd | 信号記録スタンパ− |
| NL8500152A (nl) * | 1985-01-22 | 1986-08-18 | Philips Nv | Registratiedragerlichaam voorzien van vooraf aangebrachte en optisch detekteerbare servospoorgedeelten en sektoradressen. |
| 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. |
| JPS6350933A (ja) * | 1986-08-20 | 1988-03-03 | Matsushita Electric Ind Co Ltd | 平板状情報記録担体 |
| JPS63107589A (ja) * | 1986-10-23 | 1988-05-12 | Nec Corp | 光記録媒体 |
| AU592930B2 (en) * | 1987-02-12 | 1990-01-25 | Dai Nippon Insatsu Kabushiki Kaisha | Method for recording and reproducing data for an optical card |
| US5234633A (en) * | 1987-12-28 | 1993-08-10 | Canon Kabushiki Kaisha | Cast molding die and process for producing information recording medium using the same |
| JPH01189039A (ja) * | 1988-01-22 | 1989-07-28 | Mitsubishi Electric Corp | 光学式情報記録担体 |
| JPH0253237A (ja) * | 1988-08-16 | 1990-02-22 | Ricoh Co Ltd | 光学式情報記録媒体 |
| EP0376678B1 (de) * | 1988-12-28 | 1995-03-01 | Canon Kabushiki Kaisha | Informationsaufzeichnungsträger |
| JPH03142717A (ja) * | 1989-10-27 | 1991-06-18 | Ricoh Co Ltd | 光ディスク |
| DE4201211C2 (de) * | 1992-01-18 | 2001-04-26 | Leybold Ag | Beschichtungsanlage |
| US6352612B1 (en) * | 1998-05-19 | 2002-03-05 | Steag Hamatech, Inc. | System for forming bonded storage disks with low power light assembly |
| US6570840B1 (en) | 2000-04-26 | 2003-05-27 | Optical Disc Corporation | Figure of merit in optical recording structures |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4041530A (en) * | 1971-03-04 | 1977-08-09 | U.S. Philips Corporation | Video disc with phase structure |
| NL7300724A (de) * | 1973-01-18 | 1973-11-26 | ||
| NL165316C (nl) * | 1973-10-01 | 1981-03-16 | Mca Disco Vision | Werkwijze voor de vervaardiging van een schrijfvormige video-afdrukmatrijs uitgaande van een moederschijf. |
| US3931459A (en) * | 1974-02-04 | 1976-01-06 | Zenith Radio Corporation | Video disc |
| US4118734A (en) * | 1974-02-14 | 1978-10-03 | U.S. Philips Corporation | Optical videodisc with variable width tracks |
| DE2410740B2 (de) * | 1974-03-06 | 1977-03-24 | Polygram Gmbh, 2000 Hamburg | Verfahren zur herstellung eines aus thermoplastischem kunststoff bestehenden informationsspeichers hoher speicherdichte |
| FR2288370A1 (fr) * | 1974-10-18 | 1976-05-14 | Thomson Brandt | Perfectionnements aux supports d'information a lecture optique |
| DE2524473A1 (de) * | 1975-06-03 | 1976-12-23 | Ted Bildplatten | Verfahren und einrichtung zum aufzeichnen von signalen |
| FR2325987A1 (fr) * | 1975-09-29 | 1977-04-22 | Thomson Brandt | Dispositif de lecture optique d'un enregistrement |
-
1978
- 1978-09-11 NL NL7809227A patent/NL7809227A/nl not_active Application Discontinuation
- 1978-12-26 US US05/972,754 patent/US4230915A/en not_active Expired - Lifetime
-
1979
- 1979-08-21 ZA ZA00794396A patent/ZA794396B/xx unknown
- 1979-08-22 AR AR277822A patent/AR220770A1/es active
- 1979-09-05 DE DE2935789A patent/DE2935789C2/de not_active Expired
- 1979-09-06 CA CA335,307A patent/CA1134035A/en not_active Expired
- 1979-09-07 NZ NZ191504A patent/NZ191504A/xx unknown
- 1979-09-07 SE SE7907437A patent/SE443888B/sv not_active IP Right Cessation
- 1979-09-07 IT IT68787/79A patent/IT1203307B/it active
- 1979-09-07 AU AU50677/79A patent/AU526148B2/en not_active Expired
- 1979-09-07 DK DK375779A patent/DK375779A/da not_active Application Discontinuation
- 1979-09-07 GB GB7931167A patent/GB2031214B/en not_active Expired
- 1979-09-07 CH CH8110/79A patent/CH651693A5/de not_active IP Right Cessation
- 1979-09-07 ES ES483998A patent/ES483998A1/es not_active Expired
- 1979-09-07 FR FR7922371A patent/FR2435781B1/fr not_active Expired
- 1979-09-08 JP JP11475679A patent/JPS5542393A/ja active Granted
- 1979-09-10 NO NO792922A patent/NO792922L/no unknown
- 1979-09-10 BE BE0/197085A patent/BE878701A/fr not_active IP Right Cessation
- 1979-09-10 BR BR7905763A patent/BR7905763A/pt not_active IP Right Cessation
- 1979-09-11 AT AT0598179A patent/AT365357B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SE7907437L (sv) | 1980-03-12 |
| SE443888B (sv) | 1986-03-10 |
| GB2031214A (en) | 1980-04-16 |
| AR220770A1 (es) | 1980-11-28 |
| ES483998A1 (es) | 1980-04-01 |
| ATA598179A (de) | 1981-05-15 |
| IT1203307B (it) | 1989-02-15 |
| CH651693A5 (de) | 1985-09-30 |
| GB2031214B (en) | 1983-03-02 |
| IT7968787A0 (it) | 1979-09-07 |
| NL7809227A (nl) | 1980-03-13 |
| AU5067779A (en) | 1980-03-20 |
| DE2935789C2 (de) | 1986-03-27 |
| DE2935789A1 (de) | 1980-03-20 |
| CA1134035A (en) | 1982-10-19 |
| FR2435781B1 (fr) | 1985-07-12 |
| AT365357B (de) | 1982-01-11 |
| AU526148B2 (en) | 1982-12-16 |
| JPS6319939B2 (de) | 1988-04-25 |
| US4230915A (en) | 1980-10-28 |
| ZA794396B (en) | 1981-04-29 |
| BR7905763A (pt) | 1980-05-20 |
| FR2435781A1 (fr) | 1980-04-04 |
| JPS5542393A (en) | 1980-03-25 |
| NO792922L (no) | 1980-03-12 |
| BE878701A (fr) | 1980-03-10 |
| NZ191504A (en) | 1982-06-29 |
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| SE7908511L (sv) | Polsko-magnetgrupp | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ATS | Application withdrawn |