DE602007001995D1 - Optisches Informationswiedergabegerät und optisches Informationswiedergabeverfahren damit - Google Patents

Optisches Informationswiedergabegerät und optisches Informationswiedergabeverfahren damit

Info

Publication number
DE602007001995D1
DE602007001995D1 DE602007001995T DE602007001995T DE602007001995D1 DE 602007001995 D1 DE602007001995 D1 DE 602007001995D1 DE 602007001995 T DE602007001995 T DE 602007001995T DE 602007001995 T DE602007001995 T DE 602007001995T DE 602007001995 D1 DE602007001995 D1 DE 602007001995D1
Authority
DE
Germany
Prior art keywords
optical information
peripheral
information reproducing
reproduction
recording area
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.)
Active
Application number
DE602007001995T
Other languages
English (en)
Inventor
Kim Hak-Sun
Yoon Pil-Sang
Hwang Eui-Seok
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.)
WiniaDaewoo Co Ltd
Original Assignee
Daewoo Electronics 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
Priority claimed from KR1020060031303A external-priority patent/KR100767932B1/ko
Priority claimed from KR1020060092892A external-priority patent/KR100825640B1/ko
Application filed by Daewoo Electronics Co Ltd filed Critical Daewoo Electronics Co Ltd
Publication of DE602007001995D1 publication Critical patent/DE602007001995D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0065—Recording, reproducing or erasing by using optical interference patterns, e.g. holograms
    • 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
    • G11B7/083—Disposition or mounting of heads or light sources relatively to record carriers relative to record carriers storing information in the form of optical interference patterns, e.g. holograms
    • 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

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
DE602007001995T 2006-04-06 2007-03-14 Optisches Informationswiedergabegerät und optisches Informationswiedergabeverfahren damit Active DE602007001995D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020060031303A KR100767932B1 (ko) 2006-04-06 2006-04-06 광 정보 재생 장치, 트랙킹 서보 제어 장치 및 트랙킹 제어방법
KR1020060092892A KR100825640B1 (ko) 2006-09-25 2006-09-25 광정보 재생장치와 재생방법

Publications (1)

Publication Number Publication Date
DE602007001995D1 true DE602007001995D1 (de) 2009-10-01

Family

ID=38255273

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007001995T Active DE602007001995D1 (de) 2006-04-06 2007-03-14 Optisches Informationswiedergabegerät und optisches Informationswiedergabeverfahren damit

Country Status (6)

Country Link
US (1) US8634282B2 (de)
EP (1) EP1843333B1 (de)
JP (1) JP4680224B2 (de)
AT (1) ATE440362T1 (de)
DE (1) DE602007001995D1 (de)
TW (1) TWI342561B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4389919B2 (ja) 2006-10-12 2009-12-24 ソニー株式会社 ホログラム再生装置及びホログラム再生方法
US8125862B2 (en) * 2008-12-18 2012-02-28 General Electric Company System and method for controlling tracking in an optical drive

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS618744A (ja) * 1984-06-22 1986-01-16 Fuji Photo Film Co Ltd 光デイスク装置のフオ−カス誤差検出装置
JPH0373420A (ja) * 1989-04-28 1991-03-28 Canon Inc 光学的情報記録再生装置
US5126988A (en) * 1989-05-22 1992-06-30 Nhk Spring Co., Ltd. Optical head structure
JP3633095B2 (ja) * 1996-04-22 2005-03-30 富士通株式会社 光学的記憶装置
US6563779B1 (en) * 1999-06-16 2003-05-13 Siros Technologies, Inc. Tracking error signal generation using confocally filtered detection
CN1299271C (zh) 2001-07-26 2007-02-07 索尼株式会社 光盘记录/再现装置、其聚焦方法
JP4254151B2 (ja) 2001-11-22 2009-04-15 ソニー株式会社 光ピックアップ装置及び光ディスク装置
JP2003323724A (ja) * 2002-05-01 2003-11-14 Pioneer Electronic Corp 光ディスク及び光ディスク記録再生装置
JP2004281026A (ja) * 2002-08-23 2004-10-07 Matsushita Electric Ind Co Ltd 光ピックアップヘッド装置及び光情報装置及び光情報再生方法
JP2004252135A (ja) 2002-08-28 2004-09-09 Konica Minolta Holdings Inc 光ピックアップ装置用の対物レンズ、光ピックアップ装置及び光情報記録再生装置
US7190656B2 (en) 2003-10-22 2007-03-13 Daewoo Electronics Corporation Apparatus and method for controlling tracking and focusing servo in a holographic digital data storage system
JP4333386B2 (ja) * 2004-02-04 2009-09-16 ソニー株式会社 ホログラム読出システム、及びホログラフィック・ディスク記録媒体からのデータ読出方法
JP2005267768A (ja) 2004-03-19 2005-09-29 Ricoh Co Ltd 光記録再生装置
KR100624275B1 (ko) * 2004-05-06 2006-09-18 주식회사 대우일렉트로닉스 홀로그래픽 롬 재생기에서의 서보 장치
JP4513543B2 (ja) * 2004-12-20 2010-07-28 ソニー株式会社 ホログラム再生装置及びホログラム再生方法

Also Published As

Publication number Publication date
EP1843333A2 (de) 2007-10-10
JP2007280593A (ja) 2007-10-25
TW200814019A (en) 2008-03-16
EP1843333B1 (de) 2009-08-19
ATE440362T1 (de) 2009-09-15
TWI342561B (en) 2011-05-21
EP1843333A3 (de) 2008-02-13
US20070237042A1 (en) 2007-10-11
JP4680224B2 (ja) 2011-05-11
US8634282B2 (en) 2014-01-21

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Legal Events

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