HK1062741A1 - Optical disc apparatus, method of recognizing the type of optical disc and method of adjusting spherical aberration - Google Patents

Optical disc apparatus, method of recognizing the type of optical disc and method of adjusting spherical aberration

Info

Publication number
HK1062741A1
HK1062741A1 HK04105429A HK04105429A HK1062741A1 HK 1062741 A1 HK1062741 A1 HK 1062741A1 HK 04105429 A HK04105429 A HK 04105429A HK 04105429 A HK04105429 A HK 04105429A HK 1062741 A1 HK1062741 A1 HK 1062741A1
Authority
HK
Hong Kong
Prior art keywords
optical disc
recognizing
type
spherical aberration
adjusting spherical
Prior art date
Application number
HK04105429A
Other languages
English (en)
Inventor
Kenji Fujiune
Takashi Kishimoto
Katsuya Watanabe
Original Assignee
Matsushita Electric Ind 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 Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of HK1062741A1 publication Critical patent/HK1062741A1/xx

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
    • G11B7/0945—Methods for initialising servos, start-up sequences
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD
HK04105429A 2002-08-26 2004-07-22 Optical disc apparatus, method of recognizing the type of optical disc and method of adjusting spherical aberration HK1062741A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002244700 2002-08-26

Publications (1)

Publication Number Publication Date
HK1062741A1 true HK1062741A1 (en) 2004-11-19

Family

ID=31492512

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04105429A HK1062741A1 (en) 2002-08-26 2004-07-22 Optical disc apparatus, method of recognizing the type of optical disc and method of adjusting spherical aberration

Country Status (6)

Country Link
US (1) US7190650B2 (ko)
EP (1) EP1394782B1 (ko)
KR (1) KR100976657B1 (ko)
CN (1) CN1331139C (ko)
DE (1) DE60326194D1 (ko)
HK (1) HK1062741A1 (ko)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7479363B2 (en) * 2002-04-26 2009-01-20 Tdk Corporation Optical recording medium and method for optically recording data in the same
US7245407B2 (en) * 2002-06-10 2007-07-17 Matsushita Electric Industrial Co., Ltd. Complex objective lens compatible with information media of different thicknesses
JP4282285B2 (ja) * 2002-08-12 2009-06-17 Ｔｄｋ株式会社 光記録媒体及び光記録方法
JP2004103100A (ja) * 2002-09-09 2004-04-02 Tdk Corp 光記録媒体への情報記録方法、情報記録装置及び光記録媒体
JP2004171642A (ja) * 2002-11-19 2004-06-17 Tdk Corp 光記録媒体、光記録方法及び光記録装置
US7443778B2 (en) * 2003-02-27 2008-10-28 Matsushita Electric Industrial Co., Ltd. Optical head device and optical information device using the same, computer, optical disk player, car navigation system, optical disk recorder, and optical disk server
US7738340B2 (en) * 2003-11-27 2010-06-15 Ricoh Company, Ltd. Optical disk apparatus with aberration correcting part, and optical disk
KR20060046848A (ko) * 2004-11-12 2006-05-18 삼성전자주식회사 광 디스크 유형 판별 방법 및 그 데이터 기록 및/또는재생 장치
KR101027402B1 (ko) * 2004-11-16 2011-04-11 주식회사 히타치엘지 데이터 스토리지 코리아 블랭크 디스크에 대한 서보 조정방법
JP4838126B2 (ja) * 2005-01-24 2011-12-14 パナソニック株式会社 光ディスク装置
KR20070003513A (ko) * 2005-06-30 2007-01-05 엘지전자 주식회사 기록매체 및 기록매체 기록/재생방법 및 장치
EP1898400B1 (en) * 2005-06-30 2010-10-20 Panasonic Corporation Optical disk unit and driving method therefor
US20080219111A1 (en) * 2005-09-09 2008-09-11 Koninklijke Philips Electronics, N.V. Drive and Method of Operating the Drive and an Optical Data Carrier Therefore
JP2007095130A (ja) * 2005-09-27 2007-04-12 Hitachi-Lg Data Storage Inc 光ディスク判別方法及びそれを利用した光ディスク装置
US7680003B2 (en) 2005-09-28 2010-03-16 Panasonic Corporation Optical disk device with disk type recognition
TW200719338A (en) * 2005-11-10 2007-05-16 Lite On It Corp Optical disc drive and focus control method thereof
JP4341697B2 (ja) * 2007-05-28 2009-10-07 船井電機株式会社 光ディスク種別の判別方法及び光ディスク装置
US7801003B2 (en) * 2007-06-04 2010-09-21 Victor Company Of Japan, Limited Optical disc type determining method and optical disc device
KR20090005620A (ko) * 2007-07-09 2009-01-14 삼성전자주식회사 근접장 광 디스크 장치 및 포커스 풀인 방법
JP2009123322A (ja) * 2007-10-24 2009-06-04 Panasonic Corp 光ディスク装置
JP4596284B2 (ja) * 2008-05-26 2010-12-08 ソニー株式会社 光ディスク装置及びフォーカス制御方法
DE112010005652T5 (de) * 2010-06-09 2013-03-21 Mitsubishi Electric Corporation Optisches Aufzeichnungs-/Reproduktionsverfahren und optische Aufzeichnungs-/Reproduktionsvorrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5922290B2 (ja) 1975-12-26 1984-05-25 松下電器産業株式会社 コウガクシキジヨウホウキロクサイセイソウチ
JP2986587B2 (ja) 1991-08-21 1999-12-06 松下電器産業株式会社 光学的情報記録／再生装置
JP3070429B2 (ja) * 1995-01-19 2000-07-31 キヤノン株式会社 双眼鏡
CN1075222C (zh) * 1995-07-27 2001-11-21 松下电器产业株式会社 光盘装置
US5831952A (en) * 1995-07-27 1998-11-03 Matsushita Electric Industrial Co., Ltd. Optical disk thickness discriminating apparatus
JPH09115231A (ja) 1995-10-16 1997-05-02 Seiko Epson Corp 光記憶装置
JPH1055602A (ja) * 1996-08-08 1998-02-24 Toshiba Corp 光ディスク記録再生装置
KR100197623B1 (ko) * 1996-10-24 1999-06-15 윤종용 디스크종류판별방법 및 이를 적용한 dvd시스템
KR100197622B1 (ko) * 1996-10-24 1999-06-15 윤종용 디스크종류판별방법 및 이를 적용한 dvd시스템
JPH10188458A (ja) * 1996-10-31 1998-07-21 Toshiba Corp ディスク種別判別方法及びその装置
JP3544847B2 (ja) * 1998-01-16 2004-07-21 三菱電機株式会社 光学的情報再生方法および装置

Also Published As

Publication number Publication date
EP1394782A2 (en) 2004-03-03
CN1331139C (zh) 2007-08-08
US20040037197A1 (en) 2004-02-26
US7190650B2 (en) 2007-03-13
EP1394782A3 (en) 2007-01-03
CN1484234A (zh) 2004-03-24
KR20040018942A (ko) 2004-03-04
DE60326194D1 (de) 2009-04-02
EP1394782B1 (en) 2009-02-18
KR100976657B1 (ko) 2010-08-18

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20110814