DE602005006781D1 - Verfahren und einrichtung zur spurzählung in optischen aufzeichnungsmedien - Google Patents

Verfahren und einrichtung zur spurzählung in optischen aufzeichnungsmedien

Info

Publication number
DE602005006781D1
DE602005006781D1 DE602005006781T DE602005006781T DE602005006781D1 DE 602005006781 D1 DE602005006781 D1 DE 602005006781D1 DE 602005006781 T DE602005006781 T DE 602005006781T DE 602005006781 T DE602005006781 T DE 602005006781T DE 602005006781 D1 DE602005006781 D1 DE 602005006781D1
Authority
DE
Germany
Prior art keywords
tracks
tuning
optical recording
recording media
component
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 - Fee Related
Application number
DE602005006781T
Other languages
English (en)
Inventor
Christian Buechler
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of DE602005006781D1 publication Critical patent/DE602005006781D1/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • G11B7/08541—Methods for track change, selection or preliminary positioning by moving the head involving track counting to determine position
    • 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
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • 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
    • G11B7/005—Reproducing
    • 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
    • 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
    • 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
    • G11B7/005—Reproducing
    • G11B7/0053—Reproducing non-user data, e.g. wobbled address, prepits, BCA
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24073—Tracks
    • G11B7/24082—Meandering

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Glass Compositions (AREA)
DE602005006781T 2004-04-20 2005-04-16 Verfahren und einrichtung zur spurzählung in optischen aufzeichnungsmedien Expired - Fee Related DE602005006781D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004019692A DE102004019692A1 (de) 2004-04-20 2004-04-20 Verfahren und Vorrichtung für das Spurzählen bei optischen Aufzeichnungsträgern
PCT/EP2005/004064 WO2005104107A1 (en) 2004-04-20 2005-04-16 Method and device for track counting in optical recording media

Publications (1)

Publication Number Publication Date
DE602005006781D1 true DE602005006781D1 (de) 2008-06-26

Family

ID=34969280

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102004019692A Withdrawn DE102004019692A1 (de) 2004-04-20 2004-04-20 Verfahren und Vorrichtung für das Spurzählen bei optischen Aufzeichnungsträgern
DE602005006781T Expired - Fee Related DE602005006781D1 (de) 2004-04-20 2005-04-16 Verfahren und einrichtung zur spurzählung in optischen aufzeichnungsmedien

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102004019692A Withdrawn DE102004019692A1 (de) 2004-04-20 2004-04-20 Verfahren und Vorrichtung für das Spurzählen bei optischen Aufzeichnungsträgern

Country Status (9)

Country Link
US (1) US7542381B2 (de)
EP (1) EP1738358B1 (de)
JP (1) JP2007534091A (de)
KR (1) KR20060127263A (de)
CN (1) CN100481219C (de)
AT (1) ATE395692T1 (de)
DE (2) DE102004019692A1 (de)
TW (1) TW200537469A (de)
WO (1) WO2005104107A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8559282B2 (en) 2008-03-20 2013-10-15 Mediatek Inc. Average servo control method and system, and target level determination method applied in thereof
US9734859B2 (en) * 2013-11-26 2017-08-15 Oracle International Corporation Quadrature track error signal for optical recording media and devices

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2619381B2 (ja) * 1987-03-20 1997-06-11 株式会社日立製作所 光学的情報再生装置
US5920539A (en) * 1995-01-25 1999-07-06 Discovision Associates Apparatus and method for suppression of electromagnetic emissions having a groove on an external surface for passing an electrical conductor
JP3550836B2 (ja) * 1995-10-19 2004-08-04 ソニー株式会社 光学装置におけるトラッキングサーボ装置及びトラッキングサーボ方法
US6385257B1 (en) * 1997-01-21 2002-05-07 Sony Corporation Frequency demodulating circuit, optical disk apparatus thereof and preformating device
US5956304A (en) * 1997-08-15 1999-09-21 Cirrus Logic, Inc. Differential phase error detector using dual arm correlation for servo tracking in an optical disk storage device
JP3791723B2 (ja) * 1997-08-28 2006-06-28 富士通株式会社 光学的記憶装置
DE19934473A1 (de) 1999-07-27 2001-02-01 Thomson Brandt Gmbh Gerät zum Beschreiben optischer Aufzeichnungsträger
US6473369B1 (en) 1999-12-23 2002-10-29 Oak Technology, Inc. Methods and apparatus for regenerating track crossing signals for searches across unrecorded areas on read/write optical discs
DE10041426A1 (de) 2000-08-23 2002-03-07 Thomson Brandt Gmbh Verfahren zur Spurführung in einem Gerät zum Lesen und/oder Beschreiben eines optischen Aufzeichnungsträgers sowie entsprechendes Gerät zum Lesen und/oder Beschreiben eines optischen Aufzeichnungsträgers
JP2002074687A (ja) 2000-08-24 2002-03-15 Pioneer Electronic Corp トラックジャンプ制御装置及びトラックジャンプ制御方法
DE10062079A1 (de) 2000-12-13 2002-06-27 Thomson Brandt Gmbh Verfahren zum Spurzählen und entsprechendes Gerät zum Lesen und/oder Beschreiben eines optischen Aufzeichnungsträgers

Also Published As

Publication number Publication date
TW200537469A (en) 2005-11-16
US7542381B2 (en) 2009-06-02
WO2005104107A1 (en) 2005-11-03
EP1738358B1 (de) 2008-05-14
DE102004019692A1 (de) 2005-11-10
EP1738358A1 (de) 2007-01-03
CN100481219C (zh) 2009-04-22
KR20060127263A (ko) 2006-12-11
ATE395692T1 (de) 2008-05-15
CN1977319A (zh) 2007-06-06
US20070253293A1 (en) 2007-11-01
JP2007534091A (ja) 2007-11-22

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8328 Change in the person/name/address of the agent

Representative=s name: KURTH, D., DIPL.-ING. FACHING.F.SCHUTZRECHTSWESEN,

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee