SG42437A1 - Two-sided light-readable information recording disc stacks and methods of making same - Google Patents

Two-sided light-readable information recording disc stacks and methods of making same

Info

Publication number
SG42437A1
SG42437A1 SG1996010571A SG1996010571A SG42437A1 SG 42437 A1 SG42437 A1 SG 42437A1 SG 1996010571 A SG1996010571 A SG 1996010571A SG 1996010571 A SG1996010571 A SG 1996010571A SG 42437 A1 SG42437 A1 SG 42437A1
Authority
SG
Singapore
Prior art keywords
disc
visible indicia
generic
readable information
methods
Prior art date
Application number
SG1996010571A
Other languages
English (en)
Inventor
Richard C Marquardt Jr
Original Assignee
Wea Mfg Inc
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 Wea Mfg Inc filed Critical Wea Mfg Inc
Publication of SG42437A1 publication Critical patent/SG42437A1/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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/40—Identifying or analogous means applied to or incorporated in the record carrier and not intended for visual display simultaneously with the playing-back of the record carrier, e.g. label, leader, photograph
    • 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
    • G11B7/24094—Indication parts or information parts for identification
    • 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Head (AREA)
SG1996010571A 1995-09-12 1996-09-04 Two-sided light-readable information recording disc stacks and methods of making same SG42437A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US361095P 1995-09-12 1995-09-12
US08/579,302 US5729533A (en) 1995-09-12 1995-12-27 Two-sided, light-readable information recording disc stacks and methods of making same

Publications (1)

Publication Number Publication Date
SG42437A1 true SG42437A1 (en) 1997-08-15

Family

ID=26671968

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996010571A SG42437A1 (en) 1995-09-12 1996-09-04 Two-sided light-readable information recording disc stacks and methods of making same

Country Status (8)

Country Link
US (1) US5729533A (de)
EP (1) EP0762407B1 (de)
JP (1) JPH09106575A (de)
AT (1) ATE201525T1 (de)
AU (1) AU704550B2 (de)
DE (1) DE69612929T2 (de)
GR (1) GR3036295T3 (de)
SG (1) SG42437A1 (de)

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JP3758614B2 (ja) 2002-06-28 2006-03-22 ヤマハ株式会社 光ディスク記録装置及び光ディスクに対する画像形成方法
US7219840B2 (en) 2003-01-17 2007-05-22 Hewlett-Packard Development Company, L.P. Calibrating fine actuator using a reference pattern
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Also Published As

Publication number Publication date
JPH09106575A (ja) 1997-04-22
US5729533A (en) 1998-03-17
AU6558696A (en) 1997-03-20
DE69612929D1 (de) 2001-06-28
EP0762407A3 (de) 1997-11-19
GR3036295T3 (en) 2001-10-31
DE69612929T2 (de) 2002-03-28
ATE201525T1 (de) 2001-06-15
AU704550B2 (en) 1999-04-29
EP0762407B1 (de) 2001-05-23
EP0762407A2 (de) 1997-03-12

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