NL8502635A - Inrichting voor het uitlezen van informatie op een registratiedrager. - Google Patents

Inrichting voor het uitlezen van informatie op een registratiedrager. Download PDF

Info

Publication number
NL8502635A
NL8502635A NL8502635A NL8502635A NL8502635A NL 8502635 A NL8502635 A NL 8502635A NL 8502635 A NL8502635 A NL 8502635A NL 8502635 A NL8502635 A NL 8502635A NL 8502635 A NL8502635 A NL 8502635A
Authority
NL
Netherlands
Prior art keywords
control
reading unit
signal
record carrier
reading
Prior art date
Application number
NL8502635A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips 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 Philips Nv filed Critical Philips Nv
Priority to NL8502635A priority Critical patent/NL8502635A/nl
Priority to EP86201632A priority patent/EP0217460A1/fr
Priority to JP61223935A priority patent/JPS6275938A/ja
Priority to CA000519090A priority patent/CA1272803A/fr
Priority to KR1019860008061A priority patent/KR870003476A/ko
Publication of NL8502635A publication Critical patent/NL8502635A/nl

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
    • G11B7/0946—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 operation during external perturbations not related to the carrier or servo beam, e.g. vibration
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G11B21/106—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on disks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
    • G11B33/08—Insulation or absorption of undesired vibrations or sounds
    • 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
    • G11B7/09—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

  • Optical Recording Or Reproduction (AREA)
NL8502635A 1985-09-27 1985-09-27 Inrichting voor het uitlezen van informatie op een registratiedrager. NL8502635A (nl)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL8502635A NL8502635A (nl) 1985-09-27 1985-09-27 Inrichting voor het uitlezen van informatie op een registratiedrager.
EP86201632A EP0217460A1 (fr) 1985-09-27 1986-09-23 Appareil pour reproduire les informations d'un porteur d'enregistrement
JP61223935A JPS6275938A (ja) 1985-09-27 1986-09-24 再生機能を有する装置
CA000519090A CA1272803A (fr) 1985-09-27 1986-09-25 Appareil de lecture de supports d'informations
KR1019860008061A KR870003476A (ko) 1985-09-27 1986-09-26 기록매체의 정보 판독 장치

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8502635A NL8502635A (nl) 1985-09-27 1985-09-27 Inrichting voor het uitlezen van informatie op een registratiedrager.
NL8502635 1985-09-27

Publications (1)

Publication Number Publication Date
NL8502635A true NL8502635A (nl) 1987-04-16

Family

ID=19846620

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8502635A NL8502635A (nl) 1985-09-27 1985-09-27 Inrichting voor het uitlezen van informatie op een registratiedrager.

Country Status (5)

Country Link
EP (1) EP0217460A1 (fr)
JP (1) JPS6275938A (fr)
KR (1) KR870003476A (fr)
CA (1) CA1272803A (fr)
NL (1) NL8502635A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3619258A1 (de) * 1986-06-07 1987-12-10 Blaupunkt Werke Gmbh Compact disc (cd)-spieler
JPS62293522A (ja) * 1986-06-13 1987-12-21 Pioneer Electronic Corp 記録デイスク再生装置
EP0264535A3 (fr) * 1986-10-24 1990-09-05 Hewlett-Packard Company Système de compensation de perturbations de secousse et de vibration pour un entraínement de disques
JPS6437729A (en) * 1987-08-04 1989-02-08 Canon Kk Optical information recording and reproducing device
KR910010185B1 (ko) * 1987-08-11 1991-12-20 후지쓰 가부시끼가이샤 멀티-포지셔너 자기 디스크 저장 장치에 있는 자기 헤드 포지셔너들의 제어 시스템
DE3800427C2 (de) * 1988-01-09 1997-05-28 Breitmeier Ulrich Gerät zum Ermitteln des Abstands eines auf einer Prüffläche liegenden Prüfpunktes von einer Referenzfläche
US4862298A (en) * 1988-03-11 1989-08-29 Magnetic Peripherals Inc. Shock load detection device
US5333138A (en) * 1992-03-11 1994-07-26 Ministor Peripherals International Limited Apparatus and method for preventing data corruption in disk drives from mechanical shock during write operations
US5521772A (en) * 1993-11-30 1996-05-28 International Business Machines Corporation Disk drive with accerleration rate sensing
US5663847A (en) * 1995-03-27 1997-09-02 Abramovitch; Daniel Y. Rejection of disturbances on a disk drive by use of an accelerometer
KR100232282B1 (ko) * 1997-08-20 1999-12-01 김형진 베팅슬립 및 그 제조방법
DE19955251A1 (de) 1999-11-17 2001-05-23 Bosch Gmbh Robert Verfahren zur Regelung der Nachführung einer Abtastvorrichtung und Laufwerk dafür
DE602005013280D1 (de) 2004-12-06 2009-04-23 Philips & Lite On Digital Solutions Corp Vorrichtung und verfahren zur verwendung in optischen aufzeichnungsträgersystemen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6074129A (ja) * 1983-09-30 1985-04-26 Sony Corp 光学式デイスクのトラツキングサ−ボ回路
JPH0743900B2 (ja) * 1983-12-02 1995-05-15 松下電器産業株式会社 トラツキング制御装置
JPS60121538A (ja) * 1983-12-02 1985-06-29 Matsushita Electric Ind Co Ltd フォ−カス制御装置
US4532802A (en) * 1984-05-31 1985-08-06 International Business Machines Corporation Apparatus for analyzing the interface between a recording disk and a read-write head
JPS613359A (ja) * 1984-06-15 1986-01-09 Matsushita Electric Ind Co Ltd 光学式記録再生装置

Also Published As

Publication number Publication date
CA1272803A (fr) 1990-08-14
KR870003476A (ko) 1987-04-17
JPS6275938A (ja) 1987-04-07
EP0217460A1 (fr) 1987-04-08

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
BV The patent application has lapsed