GB8712687D0 - Optical data storage - Google Patents

Optical data storage

Info

Publication number
GB8712687D0
GB8712687D0 GB878712687A GB8712687A GB8712687D0 GB 8712687 D0 GB8712687 D0 GB 8712687D0 GB 878712687 A GB878712687 A GB 878712687A GB 8712687 A GB8712687 A GB 8712687A GB 8712687 D0 GB8712687 D0 GB 8712687D0
Authority
GB
United Kingdom
Prior art keywords
data storage
optical data
optical
storage
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.)
Pending
Application number
GB878712687A
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.)
HOLODISC Ltd
Original Assignee
HOLODISC Ltd
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 HOLODISC Ltd filed Critical HOLODISC Ltd
Priority to GB878712687A priority Critical patent/GB8712687D0/en
Publication of GB8712687D0 publication Critical patent/GB8712687D0/en
Priority to JP63504414A priority patent/JPH01503501A/en
Priority to AU18014/88A priority patent/AU1801488A/en
Priority to PCT/GB1988/000423 priority patent/WO1988009549A1/en
Priority to EP88904589A priority patent/EP0316394A1/en
Priority to NO89890367A priority patent/NO890367L/en
Priority to FI890425A priority patent/FI890425A0/en
Priority to DK035089A priority patent/DK35089A/en
Pending 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0055—Erasing
    • G11B7/00552—Erasing involving colour change media
    • 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
    • G11B7/244—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 organic materials only
GB878712687A 1987-05-29 1987-05-29 Optical data storage Pending GB8712687D0 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB878712687A GB8712687D0 (en) 1987-05-29 1987-05-29 Optical data storage
JP63504414A JPH01503501A (en) 1987-05-29 1988-05-27 optical information storage
AU18014/88A AU1801488A (en) 1987-05-29 1988-05-27 Optical data storage method and materials therefor
PCT/GB1988/000423 WO1988009549A1 (en) 1987-05-29 1988-05-27 Optical data storage method and materials therefor
EP88904589A EP0316394A1 (en) 1987-05-29 1988-05-27 Optical data storage method and materials therefor
NO89890367A NO890367L (en) 1987-05-29 1989-01-27 PROCEDURE AND MEDIUM FOR OPTICAL DATA STORAGE.
FI890425A FI890425A0 (en) 1987-05-29 1989-01-27 METHOD FOR OPTICAL DATALAGRING AND MATERIAL FOR DENNA.
DK035089A DK35089A (en) 1987-05-29 1989-01-27 PROCEDURE AND DATA STORAGE MATERIAL FOR OPTICAL DATA STORAGE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878712687A GB8712687D0 (en) 1987-05-29 1987-05-29 Optical data storage

Publications (1)

Publication Number Publication Date
GB8712687D0 true GB8712687D0 (en) 1987-07-01

Family

ID=10618136

Family Applications (1)

Application Number Title Priority Date Filing Date
GB878712687A Pending GB8712687D0 (en) 1987-05-29 1987-05-29 Optical data storage

Country Status (7)

Country Link
EP (1) EP0316394A1 (en)
JP (1) JPH01503501A (en)
AU (1) AU1801488A (en)
DK (1) DK35089A (en)
FI (1) FI890425A0 (en)
GB (1) GB8712687D0 (en)
WO (1) WO1988009549A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4950579A (en) * 1988-07-08 1990-08-21 Minnesota Mining And Manufacturing Company Optical disc recording medium having a microstructure-derived inhomogeneity or anisotropy
DE68927731T2 (en) * 1988-09-09 1997-07-31 Matsushita Electric Ind Co Ltd Optical data recording medium and associated recording and playback process
US5249175A (en) * 1988-09-09 1993-09-28 Matsushita Electric Industrial Co., Ltd. Optical information recording medium and information recording and reproducing method therefor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1600615A (en) * 1977-10-28 1981-10-21 Plessey Co Ltd Photochromic compounds
NL8401995A (en) * 1984-06-22 1986-01-16 Docdata Bv OPTICAL INFORMATION CARRIER WITH MOSAIC STRUCTURE.

Also Published As

Publication number Publication date
AU1801488A (en) 1988-12-21
FI890425A (en) 1989-01-27
EP0316394A1 (en) 1989-05-24
JPH01503501A (en) 1989-11-22
FI890425A0 (en) 1989-01-27
WO1988009549A1 (en) 1988-12-01
DK35089D0 (en) 1989-01-27
DK35089A (en) 1989-01-27

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