ID23764A - Metode pendeteksian kesalahan servo, aparatus utknya, piringan yg menjaga kualitas sinyal kesalahan servo, metode utk pengendalian servo dari aparatus perekaman/pereproduksian piringan, metode utk pendeteksian kesalahan lintasan, & metode utk mendeteksi - Google Patents

Metode pendeteksian kesalahan servo, aparatus utknya, piringan yg menjaga kualitas sinyal kesalahan servo, metode utk pengendalian servo dari aparatus perekaman/pereproduksian piringan, metode utk pendeteksian kesalahan lintasan, & metode utk mendeteksi

Info

Publication number
ID23764A
ID23764A IDP990824D ID990824D ID23764A ID 23764 A ID23764 A ID 23764A ID P990824 D IDP990824 D ID P990824D ID 990824 D ID990824 D ID 990824D ID 23764 A ID23764 A ID 23764A
Authority
ID
Indonesia
Prior art keywords
servo
aparatus
methods
detection
recording
Prior art date
Application number
IDP990824D
Other languages
English (en)
Indonesian (id)
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 ID23764A publication Critical patent/ID23764A/id

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/12Formatting, e.g. arrangement of data block or words on the record carriers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/007Arrangement 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
    • G11B7/00718Groove and land recording, i.e. user data recorded both in the grooves and on the lands
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0901Disposition 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0938Disposition 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/095Disposition 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
    • G11B7/0956Disposition 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0941Methods 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)
IDP990824D 1998-08-29 1999-08-30 Metode pendeteksian kesalahan servo, aparatus utknya, piringan yg menjaga kualitas sinyal kesalahan servo, metode utk pengendalian servo dari aparatus perekaman/pereproduksian piringan, metode utk pendeteksian kesalahan lintasan, & metode utk mendeteksi ID23764A (id)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR19980035422 1998-08-29
KR19980035421 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
ID23764A true ID23764A (id) 2000-05-11

Family

ID=38169480

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP990824D ID23764A (id) 1998-08-29 1999-08-30 Metode pendeteksian kesalahan servo, aparatus utknya, piringan yg menjaga kualitas sinyal kesalahan servo, metode utk pengendalian servo dari aparatus perekaman/pereproduksian piringan, metode utk pendeteksian kesalahan lintasan, & metode utk mendeteksi

Country Status (12)

Country Link
US (8) US6469979B1 (fr)
EP (4) EP1308940B1 (fr)
JP (9) JP2000076681A (fr)
KR (1) KR100618962B1 (fr)
CN (4) CN1236430C (fr)
BR (3) BR9917654B1 (fr)
DE (2) DE69936598T2 (fr)
HK (3) HK1037775A1 (fr)
ID (1) ID23764A (fr)
MY (2) MY122151A (fr)
SG (3) SG115328A1 (fr)
TW (1) TW451184B (fr)

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Also Published As

Publication number Publication date
US20060092789A1 (en) 2006-05-04
US6556520B1 (en) 2003-04-29
JP2003067957A (ja) 2003-03-07
JP2002074715A (ja) 2002-03-15
JP2000076681A (ja) 2000-03-14
JP2004265593A (ja) 2004-09-24
HK1037776A1 (en) 2002-02-15
EP1293972A2 (fr) 2003-03-19
CN1316732A (zh) 2001-10-10
HK1037777A1 (en) 2002-02-15
US20030169650A1 (en) 2003-09-11
EP1308940A1 (fr) 2003-05-07
DE69937132D1 (de) 2007-10-31
DE69936598D1 (de) 2007-08-30
US7167424B2 (en) 2007-01-23
US6469979B1 (en) 2002-10-22
EP0984436A2 (fr) 2000-03-08
KR100618962B1 (ko) 2006-09-01
US7590034B2 (en) 2009-09-15
SG115328A1 (en) 2005-10-28
EP1308940B1 (fr) 2007-07-18
JP4527321B2 (ja) 2010-08-18
CN1246845C (zh) 2006-03-22
TW451184B (en) 2001-08-21
US6556521B1 (en) 2003-04-29
HK1037775A1 (en) 2002-02-15
US20050169129A1 (en) 2005-08-04
SG134978A1 (en) 2007-09-28
US7319643B2 (en) 2008-01-15
EP0984436A3 (fr) 2002-03-13
DE69937132T2 (de) 2008-06-19
SG134979A1 (en) 2007-09-28
DE69936598T2 (de) 2008-04-30
US20030128637A1 (en) 2003-07-10
CN1246703A (zh) 2000-03-08
CN1236428C (zh) 2006-01-11
EP1308941A1 (fr) 2003-05-07
CN1236430C (zh) 2006-01-11
MY122541A (en) 2006-04-29
JP2003030880A (ja) 2003-01-31
EP0984436B1 (fr) 2007-09-19
US6721243B2 (en) 2004-04-13
KR20000016835A (ko) 2000-03-25
JP2001155361A (ja) 2001-06-08
CN1316730A (zh) 2001-10-10
BR9917653B1 (pt) 2012-01-10
US20080068957A1 (en) 2008-03-20
EP1293972A3 (fr) 2003-05-07
MY122151A (en) 2006-03-31
JP2002109752A (ja) 2002-04-12
JP2002083435A (ja) 2002-03-22
CN1236433C (zh) 2006-01-11
JP2002083437A (ja) 2002-03-22
BR9917654B1 (pt) 2012-01-10
US7110334B2 (en) 2006-09-19
BR9903978A (pt) 2000-09-05
CN1316736A (zh) 2001-10-10

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