SE9801644D0 - Disc-shaped, optically readable information carrier - Google Patents

Disc-shaped, optically readable information carrier

Info

Publication number
SE9801644D0
SE9801644D0 SE9801644A SE9801644A SE9801644D0 SE 9801644 D0 SE9801644 D0 SE 9801644D0 SE 9801644 A SE9801644 A SE 9801644A SE 9801644 A SE9801644 A SE 9801644A SE 9801644 D0 SE9801644 D0 SE 9801644D0
Authority
SE
Sweden
Prior art keywords
disc
shaped
information carrier
readable information
optically readable
Prior art date
Application number
SE9801644A
Other languages
Swedish (sv)
Other versions
SE9801644L (en
SE512109C2 (en
Inventor
Jarmo Naeppi
Ulf Zettergren
Original Assignee
Toolex Alpha Ab
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 Toolex Alpha Ab filed Critical Toolex Alpha Ab
Priority to SE9801644A priority Critical patent/SE512109C2/en
Publication of SE9801644D0 publication Critical patent/SE9801644D0/en
Priority to EP99927051A priority patent/EP1086454A1/en
Priority to AU44042/99A priority patent/AU4404299A/en
Priority to PCT/SE1999/000796 priority patent/WO1999062060A1/en
Publication of SE9801644L publication Critical patent/SE9801644L/en
Publication of SE512109C2 publication Critical patent/SE512109C2/en

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

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)

Abstract

The invention relates to a disc-shaped, optically readable information carrier (10) made of plastic material. The disc (10) has a distance member (16) projecting from one side in the form of at least three point-shaped raised portions distributed uniformly in the circumferential direction.
SE9801644A 1998-05-12 1998-05-12 Disc-shaped, optically readable information carrier SE512109C2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE9801644A SE512109C2 (en) 1998-05-12 1998-05-12 Disc-shaped, optically readable information carrier
EP99927051A EP1086454A1 (en) 1998-05-12 1999-05-11 Disc-shaped, optically readable information carrier
AU44042/99A AU4404299A (en) 1998-05-12 1999-05-11 Disc-shaped, optically readable information carrier
PCT/SE1999/000796 WO1999062060A1 (en) 1998-05-12 1999-05-11 Disc-shaped, optically readable information carrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9801644A SE512109C2 (en) 1998-05-12 1998-05-12 Disc-shaped, optically readable information carrier

Publications (3)

Publication Number Publication Date
SE9801644D0 true SE9801644D0 (en) 1998-05-12
SE9801644L SE9801644L (en) 1999-11-13
SE512109C2 SE512109C2 (en) 2000-01-24

Family

ID=20411264

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9801644A SE512109C2 (en) 1998-05-12 1998-05-12 Disc-shaped, optically readable information carrier

Country Status (4)

Country Link
EP (1) EP1086454A1 (en)
AU (1) AU4404299A (en)
SE (1) SE512109C2 (en)
WO (1) WO1999062060A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8623486B2 (en) 2009-06-23 2014-01-07 Thomson Licensing Hybrid disc, method and system of forming the disc
WO2010151309A1 (en) 2009-06-23 2010-12-29 Thomson Licensing Data disc, method and system of forming the disc

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2973155B2 (en) * 1993-10-29 1999-11-08 株式会社名機製作所 Disk substrate and molding die used for molding the disk substrate
JPH09180251A (en) * 1995-12-22 1997-07-11 Pioneer Electron Corp Disk substrate, metal mold for molding the same, and optical disk

Also Published As

Publication number Publication date
AU4404299A (en) 1999-12-13
SE9801644L (en) 1999-11-13
WO1999062060A1 (en) 1999-12-02
EP1086454A1 (en) 2001-03-28
SE512109C2 (en) 2000-01-24

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Legal Events

Date Code Title Description
NUG Patent has lapsed