NL8900751A - Inrichting voor het inschrijven en/of uitlezen van een magneto-optische informatiedrager. - Google Patents

Inrichting voor het inschrijven en/of uitlezen van een magneto-optische informatiedrager. Download PDF

Info

Publication number
NL8900751A
NL8900751A NL8900751A NL8900751A NL8900751A NL 8900751 A NL8900751 A NL 8900751A NL 8900751 A NL8900751 A NL 8900751A NL 8900751 A NL8900751 A NL 8900751A NL 8900751 A NL8900751 A NL 8900751A
Authority
NL
Netherlands
Prior art keywords
frame
slide
optical
unit
information carrier
Prior art date
Application number
NL8900751A
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 NL8900751A priority Critical patent/NL8900751A/nl
Priority to DE69022456T priority patent/DE69022456T2/de
Priority to ES90200680T priority patent/ES2079430T3/es
Priority to EP90200680A priority patent/EP0390263B1/en
Priority to DE69022458T priority patent/DE69022458T2/de
Priority to ES90200674T priority patent/ES2079428T3/es
Priority to EP90200674A priority patent/EP0390259B1/en
Priority to CS901424A priority patent/CZ280054B6/cs
Priority to SK1424-90A priority patent/SK278531B6/sk
Priority to SU904743596A priority patent/RU2068201C1/ru
Priority to KR1019900004151A priority patent/KR900015116A/ko
Priority to JP2077141A priority patent/JPH02285541A/ja
Priority to JP1990031141U priority patent/JP2552492Y2/ja
Publication of NL8900751A publication Critical patent/NL8900751A/nl
Priority to US07/925,233 priority patent/US5239532A/en
Priority to HK169496A priority patent/HK169496A/xx
Priority to HK168896A priority patent/HK168896A/xx

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10556—Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position
    • G11B11/10567—Mechanically moving the transducers
    • G11B11/10571—Sled type positioners
    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10532—Heads
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10556—Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position
    • G11B11/10573—Control of relative positioning of the magnetic and optical transducers, e.g. to move simultaneously
NL8900751A 1989-03-28 1989-03-28 Inrichting voor het inschrijven en/of uitlezen van een magneto-optische informatiedrager. NL8900751A (nl)

Priority Applications (16)

Application Number Priority Date Filing Date Title
NL8900751A NL8900751A (nl) 1989-03-28 1989-03-28 Inrichting voor het inschrijven en/of uitlezen van een magneto-optische informatiedrager.
DE69022456T DE69022456T2 (de) 1989-03-28 1990-03-22 Einrichtung zum Einschreiben und/oder Auslesen eines magnetooptischen Informationsträgers.
ES90200680T ES2079430T3 (es) 1989-03-28 1990-03-22 Dispositivo para grabar y/o leer un soporte de informacion magnetico-optico.
EP90200680A EP0390263B1 (en) 1989-03-28 1990-03-22 Device for inscribing and/or reading a magneto-optical information carrier
DE69022458T DE69022458T2 (de) 1989-03-28 1990-03-22 Einrichtung zum Einschreiben und/oder Auslesen eines magnetooptischen Informationsträgers.
ES90200674T ES2079428T3 (es) 1989-03-28 1990-03-22 Dispositivo para la grabacion y/o lectura de un soporte de informacion magnetico-optico.
EP90200674A EP0390259B1 (en) 1989-03-28 1990-03-22 Device for inscribing and/or reading a magneto-optical information carrier
CS901424A CZ280054B6 (cs) 1989-03-28 1990-03-23 Zařízení pro zápis a/nebo čtení magnetooptického nosiče informace
SK1424-90A SK278531B6 (en) 1989-03-28 1990-03-23 Device for recording and/or reading magnetooptical information carrier
SU904743596A RU2068201C1 (ru) 1989-03-28 1990-03-26 Устройство для записи и/или считывания на/с носителя магнитно-оптической информации
KR1019900004151A KR900015116A (ko) 1989-03-28 1990-03-28 자기 광학 정보 캐리어 서입 및 독출 장치
JP2077141A JPH02285541A (ja) 1989-03-28 1990-03-28 磁気―光学情報キャリヤの書込および／または読出装置
JP1990031141U JP2552492Y2 (ja) 1989-03-28 1990-03-28 磁気光学的情報担体書き込み・読み取り装置
US07/925,233 US5239532A (en) 1989-03-28 1992-08-03 Drive arrangement for the writing/reading heads of a magneto-optical disc apparatus
HK169496A HK169496A (en) 1989-03-28 1996-09-12 Device for inscribing and/or reading a magneto-optical information carrier
HK168896A HK168896A (en) 1989-03-28 1996-09-12 Device for inscribing and/or reading a magneto-optical information carrier

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8900751A NL8900751A (nl) 1989-03-28 1989-03-28 Inrichting voor het inschrijven en/of uitlezen van een magneto-optische informatiedrager.
NL8900751 1989-03-28

Publications (1)

Publication Number Publication Date
NL8900751A true NL8900751A (nl) 1990-10-16

Family

ID=19854364

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8900751A NL8900751A (nl) 1989-03-28 1989-03-28 Inrichting voor het inschrijven en/of uitlezen van een magneto-optische informatiedrager.

Country Status (10)

Country Link
EP (2) EP0390263B1 (ko)
JP (2) JPH02285541A (ko)
KR (1) KR900015116A (ko)
CZ (1) CZ280054B6 (ko)
DE (2) DE69022458T2 (ko)
ES (2) ES2079430T3 (ko)
HK (2) HK168896A (ko)
NL (1) NL8900751A (ko)
RU (1) RU2068201C1 (ko)
SK (1) SK278531B6 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0340250A (ja) * 1989-07-06 1991-02-21 Matsushita Electric Ind Co Ltd 光磁気ディスクおよび光磁気ディスク装置
NL9001546A (nl) * 1990-07-06 1992-02-03 Philips Nv Inrichting voor het inschrijven en/of uitlezen van een magneto-optische informatiedrager.
JP3393655B2 (ja) * 1992-02-27 2003-04-07 パイオニア株式会社 光ディスクプレーヤ
CN101405799B (zh) 2006-03-29 2012-12-12 松下电器产业株式会社 近场光学头、近场光学头装置、近场光信息装置及近场光信息系统
CN111624171B (zh) * 2020-05-07 2023-08-11 北京空间机电研究所 一种低温真空大光程高灵敏度直线扫描装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0668851B2 (ja) * 1984-12-03 1994-08-31 オリンパス光学工業株式会社 バイアス磁界印加装置
JPS6466848A (en) * 1987-09-07 1989-03-13 Hitachi Ltd Magneto-optical recording/reproducing device
JPS6468814A (en) * 1987-09-10 1989-03-14 Canon Kk Method and device for position control of moving object

Also Published As

Publication number Publication date
DE69022456D1 (de) 1995-10-26
JPH02285541A (ja) 1990-11-22
DE69022458D1 (de) 1995-10-26
KR900015116A (ko) 1990-10-26
EP0390259A1 (en) 1990-10-03
JP2552492Y2 (ja) 1997-10-29
ES2079428T3 (es) 1996-01-16
SK278531B6 (en) 1997-09-10
JPH02128225U (ko) 1990-10-23
HK168896A (en) 1996-09-20
EP0390263A1 (en) 1990-10-03
RU2068201C1 (ru) 1996-10-20
DE69022458T2 (de) 1996-04-25
CS142490A3 (en) 1992-06-17
CZ280054B6 (cs) 1995-10-18
HK169496A (en) 1996-09-20
EP0390263B1 (en) 1995-09-20
EP0390259B1 (en) 1995-09-20
DE69022456T2 (de) 1996-04-25
ES2079430T3 (es) 1996-01-16

Similar Documents

Publication Publication Date Title
EP0114082B1 (en) Apparatus for recording and/or reading information by means of a radiation beam
US4942562A (en) Pickup actuator for disk-type media
JPH0130228B2 (ko)
EP0310156B1 (en) Optical disc player
US5239532A (en) Drive arrangement for the writing/reading heads of a magneto-optical disc apparatus
US5179544A (en) Control system for the magnetic head of a magneto-optical disc apparatus
NL8900751A (nl) Inrichting voor het inschrijven en/of uitlezen van een magneto-optische informatiedrager.
EP0464947B1 (en) Device for inscribing and/or reading a magneto-optical information carrier
JPS6223377B2 (ko)
NL8900752A (nl) Inrichting voor het inschrijven en/of uitlezen van een magneto-optische informatiedrager.
US4937510A (en) Control apparatus for a linear motor for driving a pickup
JP2797676B2 (ja) 光磁気ディスク装置
JPH01185890A (ja) 光学式情報記録再生装置
JPH06119640A (ja) 光学式情報記録再生装置
JPH06290472A (ja) 光ディスク装置
JPH04370532A (ja) 光学ヘッド
JPH04176024A (ja) 光ディスク装置
JPH08161757A (ja) 対物レンズ駆動装置
JPH0589611A (ja) 界磁ヘツドの駆動装置
NL8402829A (nl) Optische aftastinrichting.
JPS61211838A (ja) 光学的情報記録再生装置
KR20030073131A (ko) 광 기록재생장치의 포커싱 제어 장치
JPH05334694A (ja) 光ディスク装置

Legal Events

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