DE3852172T2 - Magneto-optischer speicher. - Google Patents

Magneto-optischer speicher.

Info

Publication number
DE3852172T2
DE3852172T2 DE3852172T DE3852172T DE3852172T2 DE 3852172 T2 DE3852172 T2 DE 3852172T2 DE 3852172 T DE3852172 T DE 3852172T DE 3852172 T DE3852172 T DE 3852172T DE 3852172 T2 DE3852172 T2 DE 3852172T2
Authority
DE
Germany
Prior art keywords
magneto
optical memory
optical
memory
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
DE3852172T
Other languages
English (en)
Other versions
DE3852172D1 (de
Inventor
Yukinori Okazaki
Mieko Kobukata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE3852172D1 publication Critical patent/DE3852172D1/de
Application granted granted Critical
Publication of DE3852172T2 publication Critical patent/DE3852172T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G11B11/10532—Heads
    • G11B11/10534—Heads for recording by magnetising, demagnetising or transfer of magnetisation, by radiation, e.g. for thermomagnetic recording
    • G11B11/10536—Heads for recording by magnetising, demagnetising or transfer of magnetisation, by radiation, e.g. for thermomagnetic recording using thermic beams, e.g. lasers
    • 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
    • G11B11/10502—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 characterised by the transducing operation to be executed
    • G11B11/10517—Overwriting or erasing
    • G11B11/10519—Direct overwriting, i.e. performing erasing and recording using the same transducing means
DE3852172T 1987-07-24 1988-07-22 Magneto-optischer speicher. Expired - Fee Related DE3852172T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18624487A JPS6430042A (en) 1987-07-24 1987-07-24 Magneto-optical memory device
PCT/JP1988/000738 WO1989001221A1 (fr) 1987-07-24 1988-07-22 Memoire magneto-optique

Publications (2)

Publication Number Publication Date
DE3852172D1 DE3852172D1 (de) 1995-01-05
DE3852172T2 true DE3852172T2 (de) 1995-05-24

Family

ID=16184872

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3852172T Expired - Fee Related DE3852172T2 (de) 1987-07-24 1988-07-22 Magneto-optischer speicher.

Country Status (4)

Country Link
EP (1) EP0328667B1 (de)
JP (1) JPS6430042A (de)
DE (1) DE3852172T2 (de)
WO (1) WO1989001221A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2838908B2 (ja) * 1990-10-19 1998-12-16 キヤノン株式会社 光磁気記録方法
US5597200A (en) * 1993-11-22 1997-01-28 Amerigon, Inc. Variable temperature seat
DE19804100C1 (de) 1998-02-03 1999-05-12 Daimler Chrysler Ag Fahrzeugsitz
US8539624B2 (en) 2006-05-31 2013-09-24 Gentherm Incorporated Structure based fluid distribution system
WO2008057962A2 (en) 2006-11-01 2008-05-15 Amerigon Incorporated Chair with air conditioning device
US10589647B2 (en) 2013-12-05 2020-03-17 Gentherm Incorporated Systems and methods for climate controlled seats

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60236137A (ja) * 1984-05-08 1985-11-22 Nippon Kogaku Kk <Nikon> 同時消録型光磁気記録方式並びにそれに使用する記録装置及び記録媒体
JPS61206947A (ja) * 1985-03-11 1986-09-13 Nippon Kogaku Kk <Nikon> 同時消録型光磁気記録及び記録再生装置のピツクアツプ
JPS61220154A (ja) * 1985-03-26 1986-09-30 Seiko Epson Corp 光磁気記録装置
US4649519A (en) * 1985-09-30 1987-03-10 International Business Machines Corporation Self biasing thermal magneto-optic medium
JPH06280846A (ja) * 1993-02-25 1994-10-07 Sanwa Niidorubearingu Kk マイクロシャフト及びこのマイクロシャフトへの部品外嵌圧入方法

Also Published As

Publication number Publication date
EP0328667A1 (de) 1989-08-23
JPS6430042A (en) 1989-01-31
EP0328667B1 (de) 1994-11-23
WO1989001221A1 (fr) 1989-02-09
EP0328667A4 (en) 1991-09-11
DE3852172D1 (de) 1995-01-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee