ATE385029T1 - Schienenreibungs-kalibration - Google Patents

Schienenreibungs-kalibration

Info

Publication number
ATE385029T1
ATE385029T1 AT05733776T AT05733776T ATE385029T1 AT E385029 T1 ATE385029 T1 AT E385029T1 AT 05733776 T AT05733776 T AT 05733776T AT 05733776 T AT05733776 T AT 05733776T AT E385029 T1 ATE385029 T1 AT E385029T1
Authority
AT
Austria
Prior art keywords
head
rail
tracking system
dependence
amplifier
Prior art date
Application number
AT05733776T
Other languages
English (en)
Inventor
Ivon Helwegen
Henricus Verberne
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE385029T1 publication Critical patent/ATE385029T1/de

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
    • 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
    • G11B7/0857—Arrangements for mechanically moving the whole head
    • 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
    • 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
    • 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

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
  • Escalators And Moving Walkways (AREA)
  • Body Structure For Vehicles (AREA)
AT05733776T 2004-05-04 2005-04-28 Schienenreibungs-kalibration ATE385029T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04101896 2004-05-04

Publications (1)

Publication Number Publication Date
ATE385029T1 true ATE385029T1 (de) 2008-02-15

Family

ID=34966611

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05733776T ATE385029T1 (de) 2004-05-04 2005-04-28 Schienenreibungs-kalibration

Country Status (9)

Country Link
US (1) US20070223321A1 (de)
EP (1) EP1745474B1 (de)
JP (1) JP2007536691A (de)
KR (1) KR20070006939A (de)
CN (1) CN100452189C (de)
AT (1) ATE385029T1 (de)
DE (1) DE602005004532T2 (de)
TW (1) TW200606820A (de)
WO (1) WO2005106859A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103199782A (zh) * 2013-03-27 2013-07-10 广东欧珀移动通信有限公司 光碟播放器激光拾取单元的步进电机控制方法
USD917082S1 (en) * 2020-09-30 2021-04-20 Yiwu Puhong Trading Co., Ltd Lamps
USD917081S1 (en) * 2020-09-30 2021-04-20 Yiwu Puhong Trading Co., Ltd Lamps
USD916334S1 (en) * 2020-09-30 2021-04-13 Yiwu Puhong Trading Co., Ltd Lamps

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57113428A (en) * 1980-12-29 1982-07-14 Pioneer Video Corp Focus servo device
US5359446A (en) * 1992-09-10 1994-10-25 Eldec Corporation Wide-angle, high-speed, free-space optical communications system
US5894196A (en) * 1996-05-03 1999-04-13 Mcdermott; Kevin Angled elliptical axial lighting device
JP3588519B2 (ja) * 1996-08-19 2004-11-10 富士通株式会社 光学的記憶装置
DE19703374A1 (de) * 1997-01-30 1998-08-06 Thomson Brandt Gmbh Verfahren und Anordnung zum Steuern radialer Verfahrbewegungen eines Schreib- und/oder Lesekopfes für plattenförmige Aufzeichnungsträger
JP3871085B2 (ja) * 1997-05-12 2007-01-24 富士通株式会社 ディスク装置及びディスク装置の校正方法
KR100211841B1 (ko) * 1997-05-19 1999-08-02 윤종용 디지털 비디오 디스크 플레이어에서 슬레드 이득 자동조정장치 및 방법
TW386228B (en) * 1998-02-27 2000-04-01 Mediatek Inc Tracking device for an optical pickup head
JP3552158B2 (ja) * 1999-04-08 2004-08-11 富士通株式会社 記憶装置
JP2000331445A (ja) * 1999-05-19 2000-11-30 Nec Corp ディスク装置のヘッド位置決め制御装置
JP2002008327A (ja) * 2000-06-20 2002-01-11 Fujitsu Ltd 情報記憶装置およびキャリッジ
US6885620B2 (en) * 2001-01-25 2005-04-26 Dphi Acquisitions, Inc. System and method for recovering from performance errors in an optical disc drive
US6901040B2 (en) * 2001-01-25 2005-05-31 Dphi Acquisitions, Inc. Kp and Ki lookup system and method

Also Published As

Publication number Publication date
EP1745474B1 (de) 2008-01-23
CN100452189C (zh) 2009-01-14
DE602005004532D1 (de) 2008-03-13
JP2007536691A (ja) 2007-12-13
TW200606820A (en) 2006-02-16
WO2005106859A1 (en) 2005-11-10
DE602005004532T2 (de) 2009-01-22
EP1745474A1 (de) 2007-01-24
KR20070006939A (ko) 2007-01-11
CN1950892A (zh) 2007-04-18
US20070223321A1 (en) 2007-09-27

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Legal Events

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