DE60131491D1 - Optisches Aufzeichnungsmedium, Matrizenplatte zur Herstellung des optischen Aufzeichnungsmediums, und optisches Aufzeichnungs- und/oder -Wiedergabegerät - Google Patents

Optisches Aufzeichnungsmedium, Matrizenplatte zur Herstellung des optischen Aufzeichnungsmediums, und optisches Aufzeichnungs- und/oder -Wiedergabegerät

Info

Publication number
DE60131491D1
DE60131491D1 DE60131491T DE60131491T DE60131491D1 DE 60131491 D1 DE60131491 D1 DE 60131491D1 DE 60131491 T DE60131491 T DE 60131491T DE 60131491 T DE60131491 T DE 60131491T DE 60131491 D1 DE60131491 D1 DE 60131491D1
Authority
DE
Germany
Prior art keywords
optical recording
recording medium
producing
reproducing apparatus
master plate
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 - Fee Related
Application number
DE60131491T
Other languages
English (en)
Other versions
DE60131491T2 (de
Inventor
Sohmei Endoh
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.)
Sony Corp
Original Assignee
Sony Corp
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
Priority claimed from JP2000137808A external-priority patent/JP4320915B2/ja
Priority claimed from JP2000137809A external-priority patent/JP4320916B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE60131491D1 publication Critical patent/DE60131491D1/de
Application granted granted Critical
Publication of DE60131491T2 publication Critical patent/DE60131491T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • 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
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
    • G11B11/10578—Servo format, e.g. prepits, guide tracks, pilot signals
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
    • 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
DE60131491T 2000-05-10 2001-05-04 Optisches Aufzeichnungsmedium, Matrizenplatte zur Herstellung des optischen Aufzeichnungsmediums, und optisches Aufzeichnungs- und/oder -Wiedergabegerät Expired - Fee Related DE60131491T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000137808A JP4320915B2 (ja) 2000-05-10 2000-05-10 光記録媒体、光記録媒体製造用原盤及び光記録再生装置
JP2000137808 2000-05-10
JP2000137809 2000-05-10
JP2000137809A JP4320916B2 (ja) 2000-05-10 2000-05-10 光記録媒体、光記録媒体製造用原盤及び光記録再生装置

Publications (2)

Publication Number Publication Date
DE60131491D1 true DE60131491D1 (de) 2008-01-03
DE60131491T2 DE60131491T2 (de) 2008-10-02

Family

ID=26591641

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60131491T Expired - Fee Related DE60131491T2 (de) 2000-05-10 2001-05-04 Optisches Aufzeichnungsmedium, Matrizenplatte zur Herstellung des optischen Aufzeichnungsmediums, und optisches Aufzeichnungs- und/oder -Wiedergabegerät

Country Status (3)

Country Link
US (2) US6791938B2 (de)
EP (1) EP1154414B1 (de)
DE (1) DE60131491T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002208186A (ja) * 2001-01-09 2002-07-26 Sony Corp 光学記録媒体
EP1267340A3 (de) * 2001-06-11 2006-12-06 Pioneer Corporation Informationsaufzeichnungsgerät und Informationsaufzeichnungsverfahren und Informationsaufzeichnungsmedium
JP2003272238A (ja) * 2002-03-19 2003-09-26 Sony Corp 光学記録再生媒体、光学記録再生媒体製造用原盤及び光学記録再生装置
KR20050057098A (ko) * 2002-09-05 2005-06-16 코닌클리케 필립스 일렉트로닉스 엔.브이. 2개의 서브그루브를 포함하는 기록형 광 기록매체
US7551537B2 (en) * 2002-10-15 2009-06-23 Sony Corporation Method and apparatus for making master optical disk
JP3714331B2 (ja) * 2003-02-14 2005-11-09 ソニー株式会社 光記録媒体、光記録媒体製造用原盤、記録再生装置および記録再生方法
JP2004342216A (ja) * 2003-05-15 2004-12-02 Sony Corp 光記録媒体、光記録媒体製造用原盤、記録再生装置および記録再生方法
US7116613B2 (en) * 2003-05-22 2006-10-03 Palo Alto Research Center Incorporated Optical beam position active sensing and control using satellite beams
RU2353982C2 (ru) * 2006-10-18 2009-04-27 ЗАО "Констеллейшн 3 Ди Восток" Комбинированный флуоресцентно-отражательный оптический носитель информации и устройство для его считывания
US8040760B2 (en) 2008-10-16 2011-10-18 Seagate Technology Llc Polarization near-field transducer having optical conductive blades
TW201243842A (en) * 2011-04-26 2012-11-01 Princo Corp Recordable compact disk and method of manufacturing recordable compact disk compatible with CD-R
US9056422B2 (en) * 2013-04-09 2015-06-16 Massachusetts Institute Of Technology Methods and apparatus for encoded textures

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2481501B1 (fr) * 1980-04-25 1985-09-13 Philips Nv Porteur d'enregistrement comportant une structure d'information lisible par voie optique et dispositif pour la lecture d'un tel porteur d'enregistrement
US5553051A (en) * 1987-09-04 1996-09-03 Hitachi, Ltd. Increased intensity optical recording medium with adjacent grooves of different optical depth and a method and apparatus for reproducing the same
JPH0689473A (ja) * 1992-09-10 1994-03-29 Matsushita Electric Ind Co Ltd 光磁気記録媒体
JP3273444B2 (ja) * 1992-09-21 2002-04-08 株式会社ニコン 書込み可能な光ディスク
US5602824A (en) * 1994-08-12 1997-02-11 Nikon Corporation Optical disk capable of recording information on both land and groove tracks
US6118752A (en) * 1995-07-07 2000-09-12 Matsushita Electric Industrial Co., Ltd. Optical information recording medium offset pre-pit array indicating identification information
EP0813189B1 (de) * 1996-06-14 2006-05-31 Mitsubishi Kagaku Media Co., Ltd. Optische Phasenänderungsscheibe
JP2778592B2 (ja) * 1996-08-30 1998-07-23 日本電気株式会社 光ディスクの走査方法および走査装置
JP3224513B2 (ja) * 1996-11-27 2001-10-29 シャープ株式会社 光ディスクの再生方法
JP3997564B2 (ja) * 1997-06-10 2007-10-24 ソニー株式会社 光学的記録媒体の製造方法
JP2000231745A (ja) * 1999-02-09 2000-08-22 Sony Corp 光記録媒体、光記録媒体製造用原盤及びその製造方法
JP2000311367A (ja) * 1999-04-23 2000-11-07 Sony Corp ディスクドライブ装置、及びトラッキング制御方法
JP2000357343A (ja) * 1999-06-11 2000-12-26 Sony Corp 光記録媒体及び光記録媒体製造用原盤

Also Published As

Publication number Publication date
US20040202056A1 (en) 2004-10-14
EP1154414B1 (de) 2007-11-21
US6791938B2 (en) 2004-09-14
EP1154414A2 (de) 2001-11-14
US20020024915A1 (en) 2002-02-28
US6999405B2 (en) 2006-02-14
EP1154414A3 (de) 2003-04-23
DE60131491T2 (de) 2008-10-02

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Legal Events

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