DE3376239D1 - Image forming and data storage - Google Patents

Image forming and data storage

Info

Publication number
DE3376239D1
DE3376239D1 DE8383307419T DE3376239T DE3376239D1 DE 3376239 D1 DE3376239 D1 DE 3376239D1 DE 8383307419 T DE8383307419 T DE 8383307419T DE 3376239 T DE3376239 T DE 3376239T DE 3376239 D1 DE3376239 D1 DE 3376239D1
Authority
DE
Germany
Prior art keywords
radiation
image
medium
media
data
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
Application number
DE8383307419T
Other languages
English (en)
Inventor
Victor Carey Humberstone
Robert Martin Pettigrew
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Plasmon Data Systems NV
Original Assignee
Plasmon Data Systems NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Plasmon Data Systems NV filed Critical Plasmon Data Systems NV
Application granted granted Critical
Publication of DE3376239D1 publication Critical patent/DE3376239D1/de
Expired legal-status Critical Current

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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10502—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing characterised by the transducing operation to be executed
    • G11B11/10504—Recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10502—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing characterised by the transducing operation to be executed
    • G11B11/10515—Reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10532—Heads
    • G11B11/10541—Heads for reproducing
    • G11B11/10543—Heads for reproducing using optical beam of radiation
    • G11B11/10545—Heads for reproducing using optical beam of radiation interacting directly with the magnetisation on the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/06—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using magneto-optical elements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam

Landscapes

  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Storing Facsimile Image Data (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
DE8383307419T 1982-12-06 1983-12-06 Image forming and data storage Expired DE3376239D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8234722 1982-12-06

Publications (1)

Publication Number Publication Date
DE3376239D1 true DE3376239D1 (en) 1988-05-11

Family

ID=10534771

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383307419T Expired DE3376239D1 (en) 1982-12-06 1983-12-06 Image forming and data storage

Country Status (6)

Country Link
US (1) US4786585A (de)
EP (1) EP0110729B1 (de)
JP (1) JPS60500148A (de)
AT (1) ATE33432T1 (de)
DE (1) DE3376239D1 (de)
WO (1) WO1984002420A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE29328T1 (de) * 1983-04-28 1987-09-15 Plasmon Data Systems Nv Informationsspeicherung und -aufzeichnung.
US4719594A (en) * 1984-11-01 1988-01-12 Energy Conversion Devices, Inc. Grooved optical data storage device including a chalcogenide memory layer
US5161134A (en) * 1989-06-29 1992-11-03 Digital Equipment Corporation Method for increasing linear bit density in magneto-optical storage media
US5191563A (en) * 1989-06-29 1993-03-02 Digital Equipment Corporation Method for increasing track density of magneto-optical storage media
US5211174A (en) * 1990-09-14 1993-05-18 Physiometrix, Inc. Low impedance, low durometer, dry conforming contact element
JPH06139620A (ja) * 1992-10-23 1994-05-20 Matsushita Electric Ind Co Ltd 記録再生媒体と記録再生装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD97505A1 (de) * 1971-12-31 1973-05-14
JPS5331106A (en) * 1976-09-03 1978-03-24 Hitachi Ltd Information recording member
GB2007860B (en) * 1977-11-04 1982-07-07 Asahi Chemical Ind Impaging material and method of producing image thereon
JPS6048051B2 (ja) * 1978-02-09 1985-10-25 東京電化株式会社 高密度記録レコ−ド用原盤及びその製造方法
US4245229A (en) * 1979-01-26 1981-01-13 Exxon Research & Engineering Co. Optical recording medium
NL7906728A (nl) * 1979-09-10 1981-03-12 Philips Nv Optische registratieschijf.
CA1185013A (en) * 1981-01-14 1985-04-02 Kenji Ohta Magneto-optic memory medium
JPS57120253A (en) * 1981-01-14 1982-07-27 Sharp Corp Magnetooptical storage elemen
US4359750A (en) * 1981-04-30 1982-11-16 Eastman Kodak Company Optical disc structure
JPS57205193A (en) * 1981-06-12 1982-12-16 Fuji Photo Film Co Ltd Optical information recording medium
US4616237A (en) * 1982-09-27 1986-10-07 Pa Management Consultants, Ltd. Data storage medium
US4480302A (en) * 1982-09-29 1984-10-30 Storage Technology Corporation Optical recording media
US4463089A (en) * 1982-12-20 1984-07-31 Drexler Technology Corporation Reflective optical data storage and laser recording medium

Also Published As

Publication number Publication date
EP0110729B1 (de) 1988-04-06
ATE33432T1 (de) 1988-04-15
WO1984002420A1 (en) 1984-06-21
EP0110729A2 (de) 1984-06-13
EP0110729A3 (en) 1984-07-11
US4786585A (en) 1988-11-22
JPS60500148A (ja) 1985-01-31

Similar Documents

Publication Publication Date Title
NO20003570D0 (no) Magnetisk graveringsmetode, spesielt for magnetisk eller magneto-optisk registrering
EP0156040A3 (en) A method and apparatus for recording on a movable recording medium by using a light beam, and the medium for such a recording
DE3066402D1 (en) Optical recording disk
GB2176018A (en) Film for laser recording
GB1464442A (en) Method of making a relief pattern on a substrate and record material for storage of such a pattern
JPS54628A (en) Multiple copying method for electronic copying apparatus
EP0418897A3 (en) Manufacturing method of high density optical recording medium
DE3376239D1 (en) Image forming and data storage
JPS52110634A (en) Information recording material
JPS55126480A (en) Recording member
NL192897B (nl) Magnetische film van gamma-Fe2O3 voor magnetisch registratiemedium, en werkwijze voor het vervaardigen daarvan.
JPS5755591A (en) Information recording method
JPS53147534A (en) Recording method by means of laser
JPS5287024A (en) Recording means for chiaroscuro image
JPS5292520A (en) Materials for recording
JPS56145528A (en) Recording method
JPS5593537A (en) Optical recording device
JPS5538536A (en) Hologram original plate for contact exposure reproduction
JPS5545041A (en) Hologram memory recording method
Krishnan STATISTICAL TECHNIQUES FOR WATER QUALITY DATA ANALYSIS AND MANAGEMENT.
JPS5794125A (en) Tapered land bearing
Touchstone A STUDY ON THE DEMAND FOR FOUR NON-PROFIT PERFORMING ARTS.
Stordahl The surrogate phenomenon: The dangers of substituting NEPA's environmental impact assessment process for an effective problem solving process
JPS5796898A (en) Laser recording member
JPS53109601A (en) Optical recording medium

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee