ID26332A - Apparatus untuk membaca dari atau menulis pada media perekam optik - Google Patents

Apparatus untuk membaca dari atau menulis pada media perekam optik

Info

Publication number
ID26332A
ID26332A IDP20000464D ID20000464D ID26332A ID 26332 A ID26332 A ID 26332A ID P20000464 D IDP20000464 D ID P20000464D ID 20000464 D ID20000464 D ID 20000464D ID 26332 A ID26332 A ID 26332A
Authority
ID
Indonesia
Prior art keywords
write
read
optical recorder
recorder media
media
Prior art date
Application number
IDP20000464D
Other languages
English (en)
Indonesian (id)
Inventor
Christian Buchler
Marten Kabutz
Original Assignee
Thomson Brandt Gmbh
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 Brandt Gmbh filed Critical Thomson Brandt Gmbh
Publication of ID26332A publication Critical patent/ID26332A/id

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
    • G11B7/0901—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
    • G11B7/0906—Differential phase difference systems
    • 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
    • G11B7/0941—Methods and circuits for servo gain or phase compensation during operation
    • 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
    • G11B7/13—Optical detectors therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • 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
    • G11B7/0948—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 detection and avoidance or compensation of imperfections on the carrier, e.g. dust, scratches, dropouts

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manipulation Of Pulses (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
IDP20000464D 1999-05-31 2000-05-31 Apparatus untuk membaca dari atau menulis pada media perekam optik ID26332A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19924733A DE19924733A1 (de) 1999-05-31 1999-05-31 Gerät zum Lesen oder Beschreiben optischer Aufzeichnungsträger

Publications (1)

Publication Number Publication Date
ID26332A true ID26332A (id) 2000-12-14

Family

ID=7909646

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP20000464D ID26332A (id) 1999-05-31 2000-05-31 Apparatus untuk membaca dari atau menulis pada media perekam optik

Country Status (12)

Country Link
US (1) US7184375B1 (ja)
EP (1) EP1058244B1 (ja)
JP (2) JP2000353327A (ja)
KR (1) KR100649138B1 (ja)
CN (1) CN1148728C (ja)
BR (1) BR0002173A (ja)
DE (2) DE19924733A1 (ja)
HK (1) HK1029649A1 (ja)
ID (1) ID26332A (ja)
MX (1) MXPA00005196A (ja)
MY (1) MY123401A (ja)
PL (1) PL197650B1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI269284B (en) * 2003-04-02 2006-12-21 Matsushita Electric Ind Co Ltd Detecting device for tracing error
DE102004032127A1 (de) * 2004-07-01 2006-01-19 Deutsche Thomson-Brandt Gmbh Anordnung zur Gewinnung eines Spurwobbelsignals
US20100195464A1 (en) * 2007-07-02 2010-08-05 Panasonic Corporation Integrated circuit, optical disc system and tracking error signal generation method
US8077566B2 (en) 2010-03-30 2011-12-13 Oracle International Corporation Systems and methods for testing unformatted optical recording media
US9917645B2 (en) * 2016-05-25 2018-03-13 Google Llc Phase sensitive beam tracking
DE102019100507A1 (de) * 2019-01-10 2020-07-16 Northrop Grumman Litef Gmbh Verfahren zum Auslesen von Daten von Inertialsensoren

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5774837A (en) * 1980-10-25 1982-05-11 Olympus Optical Co Ltd Signal detection system of optical information reproducing device
JPS5877036A (ja) * 1981-10-30 1983-05-10 Olympus Optical Co Ltd ピット中心検出方法
JPS58150145A (ja) * 1982-03-03 1983-09-06 Toshiba Corp 光学式デジタルデイスクプレ−ヤのトラツキング制御回路
JPS58208944A (ja) * 1982-05-31 1983-12-05 Sony Corp 光学ヘツド制御信号発生装置
JPS59167861A (ja) * 1983-03-14 1984-09-21 Sony Corp 光学式デイスク・プレ−ヤ−のトラツキング制御装置
US5258968A (en) * 1986-12-11 1993-11-02 Pioneer Electronic Corporation Tracking error signal generating device for preventing offset of the generated tracking error signal
JPH06343039A (ja) * 1993-05-26 1994-12-13 Victor Co Of Japan Ltd 位相検出回路およびデジタルｐｌｌ回路
DE19630887A1 (de) * 1996-07-31 1998-02-05 Thomson Brandt Gmbh Gerät zum Lesen und/oder Beschreiben optischer Aufzeichnungsträger
JP3214372B2 (ja) * 1996-10-22 2001-10-02 松下電器産業株式会社 トラッキング誤差信号検出装置
US6014354A (en) * 1996-11-06 2000-01-11 Sharp Kabushiki Kaisha Tracking control device for optical pickup
JP3510439B2 (ja) * 1996-12-27 2004-03-29 日本ビクター株式会社 光学的情報再生装置
JP3580066B2 (ja) * 1997-01-28 2004-10-20 三菱電機株式会社 光学的情報再生装置
JP2000123378A (ja) * 1998-10-13 2000-04-28 Pioneer Electronic Corp トラッキングエラー生成装置

Also Published As

Publication number Publication date
DE60016085T2 (de) 2005-06-16
MXPA00005196A (es) 2002-03-08
CN1148728C (zh) 2004-05-05
KR20000077477A (ko) 2000-12-26
HK1029649A1 (en) 2001-04-06
PL340417A1 (en) 2000-12-04
PL197650B1 (pl) 2008-04-30
BR0002173A (pt) 2001-01-02
CN1275763A (zh) 2000-12-06
DE19924733A1 (de) 2000-12-07
EP1058244A3 (en) 2002-01-23
EP1058244B1 (en) 2004-11-24
DE60016085D1 (de) 2004-12-30
US7184375B1 (en) 2007-02-27
MY123401A (en) 2006-05-31
JP2000353327A (ja) 2000-12-19
JP2009099257A (ja) 2009-05-07
EP1058244A2 (en) 2000-12-06
KR100649138B1 (ko) 2006-11-24

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