TW200729182A - Optical disc drive apparatus and signal recording method - Google Patents

Optical disc drive apparatus and signal recording method

Info

Publication number
TW200729182A
TW200729182A TW095126425A TW95126425A TW200729182A TW 200729182 A TW200729182 A TW 200729182A TW 095126425 A TW095126425 A TW 095126425A TW 95126425 A TW95126425 A TW 95126425A TW 200729182 A TW200729182 A TW 200729182A
Authority
TW
Taiwan
Prior art keywords
reflecting light
disc
signal
laser beam
laser power
Prior art date
Application number
TW095126425A
Other languages
English (en)
Other versions
TWI317514B (en
Inventor
Yoshihiro Horibata
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
Application filed by Sony Corp filed Critical Sony Corp
Publication of TW200729182A publication Critical patent/TW200729182A/zh
Application granted granted Critical
Publication of TWI317514B publication Critical patent/TWI317514B/zh

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
    • G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • 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
    • G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0956—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
    • 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
    • G11B7/0045—Recording
    • 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
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
    • G11B7/1263—Power control during transducing, e.g. by monitoring
    • 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
    • G11B7/006—Overwriting
    • G11B7/0062—Overwriting strategies, e.g. recording pulse sequences with erasing level used for phase-change media
TW095126425A 2005-07-27 2006-07-19 Optical disc drive apparatus and signal recording method TWI317514B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005216629A JP4238854B2 (ja) 2005-07-27 2005-07-27 光ディスク駆動装置及び信号記録方法

Publications (2)

Publication Number Publication Date
TW200729182A true TW200729182A (en) 2007-08-01
TWI317514B TWI317514B (en) 2009-11-21

Family

ID=37216015

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095126425A TWI317514B (en) 2005-07-27 2006-07-19 Optical disc drive apparatus and signal recording method

Country Status (8)

Country Link
US (1) US7660220B2 (zh)
EP (1) EP1750257B1 (zh)
JP (1) JP4238854B2 (zh)
KR (1) KR20070014055A (zh)
CN (1) CN100541615C (zh)
DE (1) DE602006014625D1 (zh)
MY (1) MY165338A (zh)
TW (1) TWI317514B (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4539495B2 (ja) * 2005-08-25 2010-09-08 ティアック株式会社 光ディスク装置
JP6490124B2 (ja) * 2017-03-07 2019-03-27 ファナック株式会社 レーザ加工装置および機械学習装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3494019B2 (ja) 1998-06-17 2004-02-03 ヤマハ株式会社 光ディスク記録装置
JP2000331364A (ja) 1999-05-17 2000-11-30 Sony Corp 光ディスク装置及び光ディスクの制御方法
JP2001184689A (ja) 1999-12-24 2001-07-06 Victor Co Of Japan Ltd 光ディスク記録装置、光ディスク記録方法
KR100350983B1 (ko) * 2000-02-03 2002-08-28 삼성전자 주식회사 레이저 다이오드 드라이버, 이에 적합한 광기록/재생기기의 초기화 방법, 그리고 레이저 다이오드 드라이버의구동 방법
US6664526B2 (en) * 2000-11-15 2003-12-16 Ricoh Company, Ltd. Optical information recording employing improved recording power control scheme
KR100399998B1 (ko) 2001-01-09 2003-09-29 삼성전자주식회사 틸트 보상 방법 및 그 장치
WO2003001519A1 (fr) * 2001-06-26 2003-01-03 Matsushita Electric Industrial Co., Ltd. Procede d'enregistrement d'informations et appareil d'enregistrement d'informations
JP3807269B2 (ja) * 2001-08-28 2006-08-09 ティアック株式会社 光ディスク装置
JP3889673B2 (ja) 2002-06-19 2007-03-07 パイオニア株式会社 情報記録装置及びその制御方法
JP4205961B2 (ja) 2003-01-28 2009-01-07 株式会社日立エルジーデータストレージ 光ディスク記録再生装置及び記録方法
US7369469B2 (en) 2003-09-02 2008-05-06 Matsushita Electric Industrial Co., Ltd. Laser power control apparatus and method, an optical disk apparatus and a recording method
JP2005293689A (ja) * 2004-03-31 2005-10-20 Sony Corp 記録装置、記録方法
TWI258753B (en) * 2004-04-30 2006-07-21 Mediatek Inc Optical recording apparatus and related method

Also Published As

Publication number Publication date
US20070025206A1 (en) 2007-02-01
EP1750257A2 (en) 2007-02-07
JP2007035154A (ja) 2007-02-08
US7660220B2 (en) 2010-02-09
EP1750257B1 (en) 2010-06-02
MY165338A (en) 2018-03-21
DE602006014625D1 (de) 2010-07-15
CN100541615C (zh) 2009-09-16
KR20070014055A (ko) 2007-01-31
TWI317514B (en) 2009-11-21
CN1905020A (zh) 2007-01-31
JP4238854B2 (ja) 2009-03-18
EP1750257A3 (en) 2008-07-02

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees