DE69937132D1 - Verfahren, Gerät und Platte zum Steuern von Servofehlern - Google Patents

Verfahren, Gerät und Platte zum Steuern von Servofehlern

Info

Publication number
DE69937132D1
DE69937132D1 DE69937132T DE69937132T DE69937132D1 DE 69937132 D1 DE69937132 D1 DE 69937132D1 DE 69937132 T DE69937132 T DE 69937132T DE 69937132 T DE69937132 T DE 69937132T DE 69937132 D1 DE69937132 D1 DE 69937132D1
Authority
DE
Germany
Prior art keywords
disk
controlling servo
servo errors
errors
controlling
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
DE69937132T
Other languages
English (en)
Other versions
DE69937132T2 (de
Inventor
Seong-Sin Joo
In-Sik Park
Byung-In Ma
Chong-Sam Chung
Jang-Hoon Yoo
Jung-Wan Ko
Kyung-Geun Lee
Joong-Eon Seo
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung 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
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of DE69937132D1 publication Critical patent/DE69937132D1/de
Application granted granted Critical
Publication of DE69937132T2 publication Critical patent/DE69937132T2/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
    • G11B7/007—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
    • G11B7/00718—Groove and land recording, i.e. user data recorded both in the grooves and on the lands
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • 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
    • G11B7/08—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
    • G11B7/0938—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 servo format, e.g. 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
    • G11B7/09—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
    • G11B7/08—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
    • G11B7/0941—Methods and circuits for servo gain or phase compensation during operation

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
DE69937132T 1998-08-29 1999-08-27 Verfahren, Gerät und Platte zum Steuern von Servofehlern Expired - Lifetime DE69937132T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR19980035422 1998-08-29
KR3542198 1998-08-29
KR19980035421 1998-08-29
KR3542298 1998-08-29
KR19990008482 1999-03-13
KR1019990008482A KR100618962B1 (ko) 1998-08-29 1999-03-13 서보 에러 검출 방법, 이에 적합한 장치, 트랙킹 에러 검출 방법, 그리고 틸트 에러 검출방법

Publications (2)

Publication Number Publication Date
DE69937132D1 true DE69937132D1 (de) 2007-10-31
DE69937132T2 DE69937132T2 (de) 2008-06-19

Family

ID=38169480

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69937132T Expired - Lifetime DE69937132T2 (de) 1998-08-29 1999-08-27 Verfahren, Gerät und Platte zum Steuern von Servofehlern
DE69936598T Expired - Lifetime DE69936598T2 (de) 1998-08-29 1999-08-27 Verfahren zum Regeln des Servo-/Spurlage-/Neigungs- Fehlers eines Platten-Aufnahme-Wiedergabe-Gerät

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69936598T Expired - Lifetime DE69936598T2 (de) 1998-08-29 1999-08-27 Verfahren zum Regeln des Servo-/Spurlage-/Neigungs- Fehlers eines Platten-Aufnahme-Wiedergabe-Gerät

Country Status (12)

Country Link
US (8) US6469979B1 (de)
EP (4) EP1308940B1 (de)
JP (9) JP2000076681A (de)
KR (1) KR100618962B1 (de)
CN (4) CN1236428C (de)
BR (3) BR9917654B1 (de)
DE (2) DE69937132T2 (de)
HK (3) HK1037775A1 (de)
ID (1) ID23764A (de)
MY (2) MY122151A (de)
SG (3) SG115328A1 (de)
TW (1) TW451184B (de)

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US20070133365A1 (en) * 2005-12-12 2007-06-14 Shih-Hao Ko Tilt calibration apparatus and method capable of adjusting included angle between optical pick-up head and optical disc according to wobble signal
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Also Published As

Publication number Publication date
CN1246845C (zh) 2006-03-22
HK1037777A1 (en) 2002-02-15
US7590034B2 (en) 2009-09-15
US6556521B1 (en) 2003-04-29
US20060092789A1 (en) 2006-05-04
HK1037775A1 (en) 2002-02-15
JP2002083437A (ja) 2002-03-22
JP2003030880A (ja) 2003-01-31
US20030169650A1 (en) 2003-09-11
JP2004265593A (ja) 2004-09-24
KR20000016835A (ko) 2000-03-25
BR9917654B1 (pt) 2012-01-10
EP1293972A3 (de) 2003-05-07
BR9903978A (pt) 2000-09-05
US20050169129A1 (en) 2005-08-04
CN1246703A (zh) 2000-03-08
JP4527321B2 (ja) 2010-08-18
MY122151A (en) 2006-03-31
US6469979B1 (en) 2002-10-22
SG115328A1 (en) 2005-10-28
MY122541A (en) 2006-04-29
EP0984436B1 (de) 2007-09-19
CN1236430C (zh) 2006-01-11
JP2000076681A (ja) 2000-03-14
CN1236433C (zh) 2006-01-11
US6721243B2 (en) 2004-04-13
EP0984436A2 (de) 2000-03-08
ID23764A (id) 2000-05-11
EP1308940A1 (de) 2003-05-07
US7110334B2 (en) 2006-09-19
US6556520B1 (en) 2003-04-29
TW451184B (en) 2001-08-21
JP2002074715A (ja) 2002-03-15
EP1293972A2 (de) 2003-03-19
US20030128637A1 (en) 2003-07-10
DE69936598D1 (de) 2007-08-30
US7319643B2 (en) 2008-01-15
EP1308941A1 (de) 2003-05-07
SG134979A1 (en) 2007-09-28
CN1316730A (zh) 2001-10-10
EP1308940B1 (de) 2007-07-18
CN1316736A (zh) 2001-10-10
US20080068957A1 (en) 2008-03-20
BR9917653B1 (pt) 2012-01-10
CN1316732A (zh) 2001-10-10
EP0984436A3 (de) 2002-03-13
JP2003067957A (ja) 2003-03-07
KR100618962B1 (ko) 2006-09-01
JP2001155361A (ja) 2001-06-08
DE69936598T2 (de) 2008-04-30
CN1236428C (zh) 2006-01-11
JP2002109752A (ja) 2002-04-12
SG134978A1 (en) 2007-09-28
DE69937132T2 (de) 2008-06-19
HK1037776A1 (en) 2002-02-15
JP2002083435A (ja) 2002-03-22
US7167424B2 (en) 2007-01-23

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