DE69626225D1 - Verfahren zur herstellung einer optischen masterscheibe - Google Patents

Verfahren zur herstellung einer optischen masterscheibe

Info

Publication number
DE69626225D1
DE69626225D1 DE69626225T DE69626225T DE69626225D1 DE 69626225 D1 DE69626225 D1 DE 69626225D1 DE 69626225 T DE69626225 T DE 69626225T DE 69626225 T DE69626225 T DE 69626225T DE 69626225 D1 DE69626225 D1 DE 69626225D1
Authority
DE
Germany
Prior art keywords
reflective layer
disc
partially reflective
pits
pit
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 - Lifetime
Application number
DE69626225T
Other languages
English (en)
Inventor
L Cubit
Mar E Del
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.)
OTB Group BV
Original Assignee
OTB Group BV
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 OTB Group BV filed Critical OTB Group BV
Application granted granted Critical
Publication of DE69626225D1 publication Critical patent/DE69626225D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
DE69626225T 1996-05-15 1996-07-11 Verfahren zur herstellung einer optischen masterscheibe Expired - Lifetime DE69626225D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/648,532 US5741627A (en) 1996-05-15 1996-05-15 Optical recording medium and method for eliminating berm buildup
PCT/US1996/011618 WO1997043112A1 (en) 1996-05-15 1996-07-11 Optical recording medium and method for eliminating berm buildup

Publications (1)

Publication Number Publication Date
DE69626225D1 true DE69626225D1 (de) 2003-03-20

Family

ID=24601169

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69626225T Expired - Lifetime DE69626225D1 (de) 1996-05-15 1996-07-11 Verfahren zur herstellung einer optischen masterscheibe

Country Status (6)

Country Link
US (1) US5741627A (de)
EP (1) EP0912324B1 (de)
AT (1) ATE232459T1 (de)
AU (1) AU6490596A (de)
DE (1) DE69626225D1 (de)
WO (1) WO1997043112A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6022604A (en) * 1998-01-16 2000-02-08 Odme Optical disk mastering system
US6814897B2 (en) 1998-03-27 2004-11-09 Discovision Associates Method for manufacturing a molding tool used for substrate molding
US6207247B1 (en) * 1998-03-27 2001-03-27 Nikon Corporation Method for manufacturing a molding tool used for sustrate molding
US6372175B1 (en) * 1999-09-17 2002-04-16 General Electric Company Resin pellets for injection molding
US6570840B1 (en) 2000-04-26 2003-05-27 Optical Disc Corporation Figure of merit in optical recording structures
US7016295B2 (en) * 2000-04-26 2006-03-21 Optical Disc Corporation Hybrid discs displaying certain dimensional values
JP2002109875A (ja) * 2000-09-29 2002-04-12 Nec Corp 強誘電体容量を用いたシャドーｒａｍセル及び不揮発性メモリ装置並びにその制御方法
DE60140768D1 (de) * 2001-10-31 2010-01-21 Optical Disc Corp Verbesserte nutzzahl bei optischen aufzeichnungsstrukturen
WO2004034391A1 (ja) * 2002-10-10 2004-04-22 Sony Corporation 光ディスク用原盤の製造方法及び光ディスクの製造方法
EP1471510A1 (de) * 2003-04-26 2004-10-27 Optical Disc Corporation Structures d'enregistrement optiques
WO2006072859A2 (en) * 2005-01-06 2006-07-13 Koninklijke Philips Electronics N.V. Mastering based on heat-induced shrinkage of organic dyes
DE602006015166D1 (de) 2006-05-05 2010-08-12 Moser Baer India Ltd Verfahren zum Drucken auf eine Platte
JP5098633B2 (ja) * 2007-12-27 2012-12-12 ソニー株式会社 ディスク原盤、ディスク原盤製造方法、スタンパ、ディスク基板、光ディスク、光ディスク製造方法
CN103594624B (zh) * 2013-11-07 2015-12-09 电子科技大学 一种有机场效应晶体管及其制备方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000404A1 (en) * 1977-12-19 1979-07-12 Eastman Kodak Co Medium for recording by thermal deformation
US4270130A (en) * 1979-01-08 1981-05-26 Eastman Kodak Company Thermal deformation record device with bleachable dye
US4308337A (en) * 1980-03-10 1981-12-29 Rca Corporation Uniform light exposure of positive photoresist for replicating spiral groove in plastic substrate
US4306013A (en) * 1980-03-10 1981-12-15 Rca Corporation Asymmetrical radiation exposure of spin coated photoresist to obtain uniform thickness coating used to replicate spiral grooves in plastic substrate
US4613966A (en) * 1983-06-30 1986-09-23 International Business Machines Corporation Sealed encapsulation for floppy disk using centrifugal force to flatten disk
US4646103A (en) * 1985-03-20 1987-02-24 Hitachi, Ltd. Optical recording method
JPS63153743A (ja) * 1986-07-10 1988-06-27 Hitachi Maxell Ltd 光情報記録媒体及びその製造方法
JPH0246538A (ja) * 1988-08-05 1990-02-15 Sharp Corp 光メモリ素子
US5099469A (en) * 1990-02-20 1992-03-24 Del Mar Avionics Process for manufacturing an optical disc master
JP2852792B2 (ja) * 1990-07-05 1999-02-03 三菱電機株式会社 光ディスク装置
NL9002594A (nl) * 1990-11-28 1992-06-16 Philips & Du Pont Optical Masterplaat.
JPH06511343A (ja) * 1991-10-03 1994-12-15 オーディーエムイー・インタナショナル・ビー・ヴィー 光ディスク原盤

Also Published As

Publication number Publication date
ATE232459T1 (de) 2003-02-15
AU6490596A (en) 1997-12-05
EP0912324B1 (de) 2003-02-12
EP0912324A1 (de) 1999-05-06
EP0912324A4 (de) 2001-01-10
US5741627A (en) 1998-04-21
WO1997043112A1 (en) 1997-11-20

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Legal Events

Date Code Title Description
8332 No legal effect for de