ATA682879A - Aufzeichnungstraeger, in dem information in einer optisch auslesbaren strahlungsreflektierenden informationsstruktur angebracht ist - Google Patents
Aufzeichnungstraeger, in dem information in einer optisch auslesbaren strahlungsreflektierenden informationsstruktur angebracht istInfo
- Publication number
- ATA682879A ATA682879A AT0682879A AT682879A ATA682879A AT A682879 A ATA682879 A AT A682879A AT 0682879 A AT0682879 A AT 0682879A AT 682879 A AT682879 A AT 682879A AT A682879 A ATA682879 A AT A682879A
- Authority
- AT
- Austria
- Prior art keywords
- information
- record carrier
- optically readable
- radiation reflecting
- readable radiation
- 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
- G11B7/12—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
- 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
-
- 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
- G11B7/24079—Width or depth
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7810462A NL7810462A (nl) | 1978-10-19 | 1978-10-19 | Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare stralingsreflekterende informatiestruktuur |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA682879A true ATA682879A (de) | 1981-05-15 |
AT365359B AT365359B (de) | 1982-01-11 |
Family
ID=19831738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0682879A AT365359B (de) | 1978-10-19 | 1979-10-19 | Aufzeichnungstraeger, in dem information in einer optisch auslesbaren strahlungsreflektierenden informationsstruktur angebracht ist |
Country Status (18)
Country | Link |
---|---|
US (1) | US4209804A (de) |
JP (1) | JPS5555448A (de) |
AR (1) | AR220232A1 (de) |
AT (1) | AT365359B (de) |
AU (1) | AU530555B2 (de) |
BE (1) | BE879462A (de) |
CA (1) | CA1152644A (de) |
CH (1) | CH651148A5 (de) |
DE (1) | DE2941946A1 (de) |
DK (1) | DK149275C (de) |
ES (1) | ES485091A1 (de) |
FR (1) | FR2439521B1 (de) |
GB (1) | GB2036408B (de) |
IT (1) | IT1123874B (de) |
MX (1) | MX146593A (de) |
NL (1) | NL7810462A (de) |
SE (1) | SE443889B (de) |
ZA (1) | ZA795249B (de) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7803517A (nl) * | 1978-04-03 | 1979-10-05 | Philips Nv | Registratiedrager met een optisch uitleesbare fase- struktuur en inrichting voor het uitlezen. |
NL7810463A (nl) * | 1978-10-19 | 1980-04-22 | Philips Nv | Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur. |
CA1165871A (en) * | 1978-11-08 | 1984-04-17 | Kornelis Bulthuis | Optically inscribable record carrier |
NL7906576A (nl) * | 1979-09-03 | 1981-03-05 | Philips Nv | Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede uitleesinrichting daarvoor. |
US4353077A (en) * | 1979-09-10 | 1982-10-05 | News Log International, Inc. | Optical floppy disc data storage and retrieval techniques |
NL7907180A (nl) * | 1979-09-27 | 1981-03-31 | Philips Nv | Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede inrichting voor het uitlezen daarvan. |
JPS56117341A (en) * | 1980-02-18 | 1981-09-14 | Toshiba Corp | Optical disk and its manufacture |
FR2481501B1 (fr) * | 1980-04-25 | 1985-09-13 | Philips Nv | Porteur d'enregistrement comportant une structure d'information lisible par voie optique et dispositif pour la lecture d'un tel porteur d'enregistrement |
JPS5760543A (en) * | 1980-09-29 | 1982-04-12 | Fujitsu Ltd | Recording medium for energy beam |
US4692913A (en) * | 1980-11-26 | 1987-09-08 | News Log International, Inc. | Method and apparatus for reading a data record carrier |
NL8100098A (nl) * | 1981-01-12 | 1982-08-02 | Philips Nv | Registratiedrager met optisch uitleesbare informatiestruktuur. |
US4542288A (en) * | 1981-02-27 | 1985-09-17 | Drexler Technology Corporation | Method for making a laser recordable wallet-size plastic card |
US4680456A (en) * | 1981-02-27 | 1987-07-14 | Drexler Technology Corporation | Data system employing wallet-size optical card |
US4500777A (en) * | 1981-02-27 | 1985-02-19 | Drexler Technology Corporation | High data capacity, scratch and dust resistant, infrared, read-write data card for automatic teller machines |
WO1982002969A1 (en) * | 1981-02-27 | 1982-09-02 | Drexler Tech | Banking card for automatic teller machines and the like |
US4680458A (en) * | 1981-02-27 | 1987-07-14 | Drexler Technology Corporation | Laser recording and storage medium |
US4683371A (en) * | 1981-02-27 | 1987-07-28 | Drexler Technology Corporation | Dual stripe optical data card |
US4680460A (en) * | 1981-02-27 | 1987-07-14 | Drexler Technology Corporation | System and method for making recordable wallet-size optical card |
US4360728A (en) * | 1981-02-27 | 1982-11-23 | Drexler Technology Corporation | Banking card for automatic teller machines and the like |
US4810868A (en) * | 1985-08-06 | 1989-03-07 | Drexler Technology Corporation | Frasable optical wallet-size data card |
US5241165A (en) * | 1981-02-27 | 1993-08-31 | Drexler Technology Corporation | Erasable optical wallet-size data card |
US4609812A (en) * | 1981-02-27 | 1986-09-02 | Drexler Technology Corporation | Prerecorded dual strip data storage card |
JPS57158047A (en) * | 1981-03-24 | 1982-09-29 | Toshiba Corp | Optical information recording medium |
US4523304A (en) * | 1981-04-17 | 1985-06-11 | Matsushita Electric Industrial Co., Ltd. | Optical data recording and reproducing apparatus |
NL8103504A (nl) * | 1981-07-24 | 1983-02-16 | Philips Nv | Registratiedrager met een optisch uitleesbare informatiestructuur en inrichting voor het uitlezen daarvan. |
JPS5862842A (ja) * | 1981-10-09 | 1983-04-14 | Matsushita Electric Ind Co Ltd | 光学的記録用円盤 |
FR2546310B1 (fr) * | 1983-05-20 | 1986-04-25 | Thomson Csf | Monture reglable pour miroir pivotant et tete optique d'enregistrement-lecture utilisant une telle monture |
JPS60131652A (ja) * | 1983-12-20 | 1985-07-13 | Matsushita Electric Ind Co Ltd | 信号記録スタンパ− |
US4656346A (en) * | 1984-11-21 | 1987-04-07 | Drexler Technology Corporation | System for optically reading and annotating text on a data card |
US4707816A (en) * | 1985-03-29 | 1987-11-17 | Hitachi, Ltd. | Method and apparatus for composite wobbled and push-pull tracking servo system |
US4748609A (en) * | 1985-03-29 | 1988-05-31 | Hitachi, Ltd. | Method and apparatus for composite tracking servo system with track offset correction and rotary optical disc having at least one correction mark for correcting track offset |
US4879707A (en) * | 1985-07-30 | 1989-11-07 | Laser Magnetic Storage International Company | Optical disk tracking and seeking systems specific track formats using discontinuities |
US4879708A (en) * | 1985-07-30 | 1989-11-07 | Laser Magnetic Storage International Company | Optical disk tracking and seeking systems specific track formats using wobbled pits |
US4959823A (en) * | 1985-07-30 | 1990-09-25 | Laser Magnetic Storage International Company | Tracking and seeking system for use with an optical record carrier having a wobbled track format |
CA1257391A (en) * | 1985-07-30 | 1989-07-11 | Kurt W. Getreuer | Optical disk tracking and seeking systems and specific track formats (servo areas) |
NL8502802A (nl) * | 1985-10-14 | 1987-05-04 | Philips Nv | Inrichting voor het uitlezen en/of inschrijven van een optische spoorvormige informatiestruktuur. |
US4937810A (en) * | 1986-04-23 | 1990-06-26 | Drexler Technology Corporation | Optical recording tape with continuous prerecorded tracks |
US4864552A (en) * | 1986-08-29 | 1989-09-05 | Laser Magnetic Storage International Company | Driving signal for coarse servo employing sampled offset signal |
JPS63225945A (ja) * | 1987-03-16 | 1988-09-20 | Hitachi Ltd | 光磁気デイスク |
US5031166A (en) * | 1988-01-25 | 1991-07-09 | Laser Magnetic Storage International Company | Optical disk tracking and seeking systems and specific track formats using discontinuities and circuitry therefor |
US5026510A (en) * | 1988-03-17 | 1991-06-25 | Canon Kabushiki Kaisha | Mold for cast molding substrate having preformat with information pits and method of using same |
JP2532598B2 (ja) * | 1988-08-03 | 1996-09-11 | シャープ株式会社 | 光メモリ素子の製造方法及びその装置 |
EP0376678B1 (de) * | 1988-12-28 | 1995-03-01 | Canon Kabushiki Kaisha | Informationsaufzeichnungsträger |
US5149951A (en) * | 1990-03-05 | 1992-09-22 | Minnesota Mining & Manufacturing Company, A Corporation Of Delaware | Apparatus and method for presenting a data card for data transfer with centrifugal flyweight |
US6570840B1 (en) | 2000-04-26 | 2003-05-27 | Optical Disc Corporation | Figure of merit in optical recording structures |
WO2001099103A1 (en) * | 2000-06-22 | 2001-12-27 | Matsushita Electric Industrial Co., Ltd. | Optical disk recording medium, optical disk device, and master production method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3931459A (en) * | 1974-02-04 | 1976-01-06 | Zenith Radio Corporation | Video disc |
DE2410740B2 (de) * | 1974-03-06 | 1977-03-24 | Polygram Gmbh, 2000 Hamburg | Verfahren zur herstellung eines aus thermoplastischem kunststoff bestehenden informationsspeichers hoher speicherdichte |
NL7413044A (nl) * | 1974-10-03 | 1976-04-06 | Philips Nv | Registratiedrager waarop een televisiesignaal is opgeslagen. |
US4094013A (en) * | 1975-05-22 | 1978-06-06 | U.S. Philips Corporation | Optical storage disk system with disk track guide sectors |
US4161752A (en) * | 1977-06-28 | 1979-07-17 | International Business Machines Corporation | High density video disk having two pit depths |
NL7809227A (nl) * | 1978-09-11 | 1980-03-13 | Philips Nv | Registratiedrager met een optisch uitleesbare, stra- lingsreflekterende informatiestruktuur. |
-
1978
- 1978-10-19 NL NL7810462A patent/NL7810462A/nl not_active Application Discontinuation
-
1979
- 1979-01-16 MX MX146953A patent/MX146593A/es unknown
- 1979-01-31 US US06/008,133 patent/US4209804A/en not_active Expired - Lifetime
- 1979-09-28 FR FR7924156A patent/FR2439521B1/fr not_active Expired
- 1979-10-02 ZA ZA00795249A patent/ZA795249B/xx unknown
- 1979-10-11 AR AR278476A patent/AR220232A1/es active
- 1979-10-16 AU AU51826/79A patent/AU530555B2/en not_active Ceased
- 1979-10-16 SE SE7908541A patent/SE443889B/sv not_active IP Right Cessation
- 1979-10-16 IT IT26540/79A patent/IT1123874B/it active
- 1979-10-16 GB GB7935942A patent/GB2036408B/en not_active Expired
- 1979-10-16 CH CH9317/79A patent/CH651148A5/de not_active IP Right Cessation
- 1979-10-16 DK DK436779A patent/DK149275C/da active
- 1979-10-17 BE BE0/197685A patent/BE879462A/fr not_active IP Right Cessation
- 1979-10-17 ES ES485091A patent/ES485091A1/es not_active Expired
- 1979-10-17 DE DE19792941946 patent/DE2941946A1/de active Granted
- 1979-10-18 CA CA000337901A patent/CA1152644A/en not_active Expired
- 1979-10-19 AT AT0682879A patent/AT365359B/de not_active IP Right Cessation
- 1979-10-19 JP JP13427979A patent/JPS5555448A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
CH651148A5 (de) | 1985-08-30 |
GB2036408A (en) | 1980-06-25 |
FR2439521A1 (fr) | 1980-05-16 |
CA1152644A (en) | 1983-08-23 |
IT1123874B (it) | 1986-04-30 |
ZA795249B (en) | 1981-05-27 |
BE879462A (fr) | 1980-04-17 |
IT7926540A0 (it) | 1979-10-16 |
DE2941946A1 (de) | 1980-04-30 |
AU5182679A (en) | 1980-04-24 |
FR2439521B1 (fr) | 1985-09-27 |
DE2941946C2 (de) | 1988-05-26 |
DK149275C (da) | 1986-09-22 |
DK436779A (da) | 1980-04-20 |
MX146593A (es) | 1982-07-13 |
NL7810462A (nl) | 1980-04-22 |
JPS5555448A (en) | 1980-04-23 |
ES485091A1 (es) | 1980-05-16 |
AU530555B2 (en) | 1983-07-21 |
SE443889B (sv) | 1986-03-10 |
AR220232A1 (es) | 1980-10-15 |
DK149275B (da) | 1986-04-14 |
SE7908541L (sv) | 1980-04-20 |
JPS6319940B2 (de) | 1988-04-25 |
GB2036408B (en) | 1983-05-11 |
US4209804A (en) | 1980-06-24 |
AT365359B (de) | 1982-01-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELA | Expired due to lapse of time |