HK1037776A1 - Device for detecting incline error - Google Patents

Device for detecting incline error

Info

Publication number
HK1037776A1
HK1037776A1 HK01108361A HK01108361A HK1037776A1 HK 1037776 A1 HK1037776 A1 HK 1037776A1 HK 01108361 A HK01108361 A HK 01108361A HK 01108361 A HK01108361 A HK 01108361A HK 1037776 A1 HK1037776 A1 HK 1037776A1
Authority
HK
Hong Kong
Prior art keywords
incline
error
detecting
incline error
detecting incline
Prior art date
Application number
HK01108361A
Other languages
English (en)
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
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 HK1037776A1 publication Critical patent/HK1037776A1/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
    • G11B7/007—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)
HK01108361A 1998-08-29 2001-11-28 Device for detecting incline error HK1037776A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR19980035421 1998-08-29
KR19980035422 1998-08-29
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 (1)

Publication Number Publication Date
HK1037776A1 true HK1037776A1 (en) 2002-02-15

Family

ID=38169480

Family Applications (3)

Application Number Title Priority Date Filing Date
HK01108361A HK1037776A1 (en) 1998-08-29 2001-11-28 Device for detecting incline error
HK01108360A HK1037775A1 (en) 1998-08-29 2001-11-28 Method for detecting incline error of optical disk
HK01108362A HK1037777A1 (en) 1998-08-29 2001-11-28 Method for detecting incline error of device for reproducing data in optical disk

Family Applications After (2)

Application Number Title Priority Date Filing Date
HK01108360A HK1037775A1 (en) 1998-08-29 2001-11-28 Method for detecting incline error of optical disk
HK01108362A HK1037777A1 (en) 1998-08-29 2001-11-28 Method for detecting incline error of device for reproducing data in optical disk

Country Status (12)

Country Link
US (8) US6469979B1 (xx)
EP (4) EP0984436B1 (xx)
JP (9) JP2000076681A (xx)
KR (1) KR100618962B1 (xx)
CN (4) CN1236428C (xx)
BR (3) BR9903978A (xx)
DE (2) DE69936598T2 (xx)
HK (3) HK1037776A1 (xx)
ID (1) ID23764A (xx)
MY (2) MY122541A (xx)
SG (3) SG134979A1 (xx)
TW (1) TW451184B (xx)

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US20060153048A1 (en) * 2003-12-01 2006-07-13 Kuo-Jung Lan Protection window signal generator for header detection and method thereof
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TWI288397B (en) 2004-05-12 2007-10-11 Mediatek Inc Method and related apparatus for dynamically adjust a RF gain while accessing a DVD-RAM optical disc
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
HK1037777A1 (en) 2002-02-15
US7167424B2 (en) 2007-01-23
US20030128637A1 (en) 2003-07-10
US20050169129A1 (en) 2005-08-04
JP2004265593A (ja) 2004-09-24
KR20000016835A (ko) 2000-03-25
HK1037775A1 (en) 2002-02-15
JP2000076681A (ja) 2000-03-14
CN1246845C (zh) 2006-03-22
CN1316730A (zh) 2001-10-10
JP2002109752A (ja) 2002-04-12
KR100618962B1 (ko) 2006-09-01
EP1308941A1 (en) 2003-05-07
JP2003030880A (ja) 2003-01-31
US6721243B2 (en) 2004-04-13
BR9903978A (pt) 2000-09-05
EP0984436A3 (en) 2002-03-13
EP0984436A2 (en) 2000-03-08
US20080068957A1 (en) 2008-03-20
JP2003067957A (ja) 2003-03-07
CN1236433C (zh) 2006-01-11
JP4527321B2 (ja) 2010-08-18
EP1308940B1 (en) 2007-07-18
US6556520B1 (en) 2003-04-29
SG134979A1 (en) 2007-09-28
BR9917654B1 (pt) 2012-01-10
CN1316732A (zh) 2001-10-10
SG134978A1 (en) 2007-09-28
EP1293972A3 (en) 2003-05-07
ID23764A (id) 2000-05-11
EP0984436B1 (en) 2007-09-19
MY122151A (en) 2006-03-31
US7590034B2 (en) 2009-09-15
US6469979B1 (en) 2002-10-22
CN1236428C (zh) 2006-01-11
DE69936598T2 (de) 2008-04-30
BR9917653B1 (pt) 2012-01-10
US7319643B2 (en) 2008-01-15
EP1308940A1 (en) 2003-05-07
JP2001155361A (ja) 2001-06-08
EP1293972A2 (en) 2003-03-19
JP2002083437A (ja) 2002-03-22
CN1246703A (zh) 2000-03-08
DE69937132T2 (de) 2008-06-19
CN1316736A (zh) 2001-10-10
DE69937132D1 (de) 2007-10-31
US6556521B1 (en) 2003-04-29
SG115328A1 (en) 2005-10-28
DE69936598D1 (de) 2007-08-30
JP2002074715A (ja) 2002-03-15
TW451184B (en) 2001-08-21
CN1236430C (zh) 2006-01-11
US20060092789A1 (en) 2006-05-04
US7110334B2 (en) 2006-09-19
US20030169650A1 (en) 2003-09-11
MY122541A (en) 2006-04-29
JP2002083435A (ja) 2002-03-22

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Effective date: 20190829