DE60222851D1 - Optisches Informationsverarbeitungsgerät und Verfahren zur Verarbeitung optischer Information - Google Patents

Optisches Informationsverarbeitungsgerät und Verfahren zur Verarbeitung optischer Information

Info

Publication number
DE60222851D1
DE60222851D1 DE60222851T DE60222851T DE60222851D1 DE 60222851 D1 DE60222851 D1 DE 60222851D1 DE 60222851 T DE60222851 T DE 60222851T DE 60222851 T DE60222851 T DE 60222851T DE 60222851 D1 DE60222851 D1 DE 60222851D1
Authority
DE
Germany
Prior art keywords
optical information
processing
processing apparatus
information processing
optical
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
DE60222851T
Other languages
English (en)
Other versions
DE60222851T2 (de
Inventor
Akihiro Yasuda
Shin-Ichi Kadowaki
Kousei Sano
Yuuichi Kuze
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE60222851D1 publication Critical patent/DE60222851D1/de
Publication of DE60222851T2 publication Critical patent/DE60222851T2/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
    • G11B7/08—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
    • G11B7/0943—Methods and circuits for performing mathematical operations on individual detector segment outputs
    • 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
    • G11B7/0908—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 focusing 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
    • G11B7/08—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
    • G11B7/094—Methods and circuits for servo offset compensation
    • 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
    • G11B7/0945—Methods for initialising servos, start-up sequences
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
    • G11B7/1369—Active plates, e.g. liquid crystal panels or electrostrictive elements
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
    • G11B7/13925—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
DE60222851T 2001-12-07 2002-12-06 Optisches Informationsverarbeitungsgerät und Verfahren zur Verarbeitung optischer Information Expired - Lifetime DE60222851T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001373682 2001-12-07
JP2001373682 2001-12-07

Publications (2)

Publication Number Publication Date
DE60222851D1 true DE60222851D1 (de) 2007-11-22
DE60222851T2 DE60222851T2 (de) 2008-07-17

Family

ID=19182356

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60222851T Expired - Lifetime DE60222851T2 (de) 2001-12-07 2002-12-06 Optisches Informationsverarbeitungsgerät und Verfahren zur Verarbeitung optischer Information

Country Status (4)

Country Link
US (1) US7277365B2 (de)
EP (1) EP1318507B1 (de)
CN (2) CN100385527C (de)
DE (1) DE60222851T2 (de)

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EP1575039B1 (de) * 2002-12-10 2009-08-26 Victor Company Of Japan, Limited Optische platteneinheit und aberrationskorrekturverfahren dafür
JP3989889B2 (ja) * 2003-09-19 2007-10-10 株式会社リコー 収差調整装置、光ピックアップ、プログラム、及び記憶媒体
JP4231759B2 (ja) 2003-09-22 2009-03-04 株式会社日立メディアエレクトロニクス 光情報記録装置
US7379398B2 (en) 2003-12-08 2008-05-27 Matsushita Electric Industrial Co., Ltd. Optical disc apparatus, an optical disc method, and a semiconductor integrated circuit capable of adjusting a focus position of a light beam and a spherical aberration
JP2005174419A (ja) * 2003-12-09 2005-06-30 Canon Inc 光学的情報記録再生装置及び光学的情報記録再生方法
EP1713065A4 (de) * 2004-01-28 2008-05-28 Matsushita Electric Ind Co Ltd Servopositions-einstellverfahren und servopositions-einstelleinrichtung
JP4341479B2 (ja) * 2004-06-11 2009-10-07 船井電機株式会社 光ディスク再生装置
US7512043B2 (en) * 2004-07-08 2009-03-31 Realtek Semiconductor Corp. Apparatus and method for generating a tracking error signal in an optical disc drive
US7583569B2 (en) * 2004-07-08 2009-09-01 Realtek Semiconductor Corp. Apparatus and related method for generating a tracking error signal in an optical disc drive
TWI258740B (en) * 2004-07-08 2006-07-21 Realtek Semiconductor Corp Apparatus and method for generating a tracking error signal in an optical disc drive
US7633842B2 (en) * 2004-07-08 2009-12-15 Realtek Semiconductor Corp. Apparatus for generating tracking error signal in optical disc drive
JP2006153851A (ja) * 2004-11-08 2006-06-15 Matsushita Electric Ind Co Ltd 共焦点光学装置及び球面収差補正方法
JP4476141B2 (ja) * 2005-03-16 2010-06-09 三洋電機株式会社 フォーカスサーボ導入装置
JP4527591B2 (ja) * 2005-04-15 2010-08-18 株式会社日立製作所 情報記録再生方法及び情報記録再生装置
JP4445913B2 (ja) * 2005-09-15 2010-04-07 株式会社日立製作所 光ピックアップ及びその調整方法
JP4410177B2 (ja) * 2005-09-21 2010-02-03 株式会社日立製作所 情報記録再生方法及び情報記録再生装置
US20070091756A1 (en) * 2005-10-24 2007-04-26 Chi-Jui Lee Method and apparatus of calibrating parameters utilized for determining servo signals
JP4407623B2 (ja) * 2005-11-18 2010-02-03 ソニー株式会社 再生装置、球面収差補正値及びフォーカスバイアス調整方法
JP2008059686A (ja) * 2006-08-31 2008-03-13 Canon Inc 球面収差及びフォーカスオフセット調整方法、それを用いた情報記録再生装置
JP2008071423A (ja) * 2006-09-14 2008-03-27 Sony Nec Optiarc Inc ディスクドライブ装置、フォーカスバイアス及び球面収差補正値の調整方法
JP4231072B2 (ja) * 2006-09-26 2009-02-25 ソニーＮｅｃオプティアーク株式会社 光記録媒体駆動装置、球面収差調整方法
US8179754B2 (en) 2008-05-26 2012-05-15 Sony Computer Entertainment Inc. Optical disc apparatus, method, and information storage medium for reading information recorded on an optical disc medium
US9454987B2 (en) 2012-03-22 2016-09-27 Mitsubishi Electric Corporation Optical information processing apparatus and optical information processing method, and adjustment device, adjustment method, and adjustment program for optical information processing apparatus

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JP2827855B2 (ja) * 1993-11-12 1998-11-25 ヤマハ株式会社 光ディスク記録装置
JP3365022B2 (ja) 1993-12-30 2003-01-08 日本ビクター株式会社 トランスデューサ調整装置
JP3384662B2 (ja) 1995-11-08 2003-03-10 株式会社リコー ディスク駆動装置
US5627808A (en) * 1996-02-21 1997-05-06 Eastman Kodak Company Cross-track tilt error compensation method for optical disc drives
JPH09312025A (ja) 1996-05-22 1997-12-02 Sony Corp 記録又は再生装置
US5848036A (en) * 1996-06-20 1998-12-08 Matsushita Electric Industrial Co., Ltd. Optical disk drive equipped with waveform equalizer and focus adjustment circuit
JP3850101B2 (ja) 1996-06-20 2006-11-29 松下電器産業株式会社 光ディスク装置
JPH10106012A (ja) 1996-09-30 1998-04-24 Konica Corp 光ディスク装置のレンズ球面収差補正方法及び光ディスク装置
DE69838745T2 (de) 1997-10-06 2008-10-30 Koninklijke Philips Electronics N.V. Detektionssystem der sphärischen aberration und dieses verwendende optische vorrichtung
JP2000011388A (ja) 1998-06-19 2000-01-14 Sony Corp 光情報記録再生装置および光情報記録再生方法
JP2000040237A (ja) * 1998-07-17 2000-02-08 Sony Corp 光記録再生装置及び光記録再生方法
JP2000057615A (ja) 1998-08-11 2000-02-25 Minebea Co Ltd 光ピックアップ装置
JP2000187842A (ja) * 1998-12-21 2000-07-04 Taiyo Yuden Co Ltd 光情報記録方法及びその装置
JP2002533865A (ja) 1998-12-29 2002-10-08 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 光学式走査装置
JP2000285485A (ja) 1999-03-30 2000-10-13 Sanyo Electric Co Ltd 光ディスク記録再生装置
KR20010068556A (ko) 2000-01-06 2001-07-23 윤종용 광픽업장치
JP2001216662A (ja) 2000-02-01 2001-08-10 Pioneer Electronic Corp ピックアップ装置及び情報記録再生装置
JP3775965B2 (ja) 2000-02-07 2006-05-17 パイオニア株式会社 光学式情報再生装置
KR100694029B1 (ko) 2000-03-04 2007-03-12 삼성전자주식회사 고밀도 기록/재생용 호환형 광픽업장치
JP3781262B2 (ja) 2000-03-28 2006-05-31 パイオニア株式会社 収差補正装置及びその駆動方法
JP4505982B2 (ja) * 2000-11-30 2010-07-21 三菱電機株式会社 光ヘッド装置、記録及び／又は再生装置並びに記録及び／又は再生方法
EP1288927A4 (de) * 2001-03-12 2003-07-09 Sony Corp Optischer kopf, optische einrichtung und abberationskorrekturelement
US6934226B2 (en) * 2001-04-12 2005-08-23 Matsushita Electric Industrial Co., Ltd. Optical disk apparatus
JP2002324328A (ja) 2001-04-25 2002-11-08 Pioneer Electronic Corp 情報再生装置および光学式記録媒体
JP2002342952A (ja) * 2001-05-15 2002-11-29 Pioneer Electronic Corp 光学式記録再生装置
JP4154962B2 (ja) * 2002-09-03 2008-09-24 ソニー株式会社 ディスクドライブ装置、フォーカスバイアス及び球面収差調整方法

Also Published As

Publication number Publication date
US20030107961A1 (en) 2003-06-12
EP1318507A2 (de) 2003-06-11
DE60222851T2 (de) 2008-07-17
CN1870151A (zh) 2006-11-29
EP1318507A3 (de) 2006-03-08
US7277365B2 (en) 2007-10-02
CN1267914C (zh) 2006-08-02
CN100385527C (zh) 2008-04-30
EP1318507B1 (de) 2007-10-10
CN1423259A (zh) 2003-06-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP