IL112434A0 - Data storage medium for storing data as a polarization of a data magnetic field and method an apparatus using spin-polarized electrons for storing the data onto the data storage medium and reading the stored data therefrom - Google Patents

Data storage medium for storing data as a polarization of a data magnetic field and method an apparatus using spin-polarized electrons for storing the data onto the data storage medium and reading the stored data therefrom

Info

Publication number
IL112434A0
IL112434A0 IL11243495A IL11243495A IL112434A0 IL 112434 A0 IL112434 A0 IL 112434A0 IL 11243495 A IL11243495 A IL 11243495A IL 11243495 A IL11243495 A IL 11243495A IL 112434 A0 IL112434 A0 IL 112434A0
Authority
IL
Israel
Prior art keywords
data
storage medium
storing
data storage
polarization
Prior art date
Application number
IL11243495A
Other languages
English (en)
Original Assignee
Terastore Inc
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 Terastore Inc filed Critical Terastore Inc
Publication of IL112434A0 publication Critical patent/IL112434A0/xx
Priority to IL13982000A priority Critical patent/IL139820A0/xx
Priority to IL13982100A priority patent/IL139821A0/xx
Priority to IL13981900A priority patent/IL139819A0/xx

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
    • G11B5/653—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing Fe or Ni
    • 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
    • G11B11/11—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, e.g. of electrons or X-rays other than a beam of light or a magnetic field for recording
    • 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
    • G11B11/115—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,e.g. of electrons or X-rays other than a beam of light for reproducing
    • 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
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1883—Methods for assignment of alternate areas for defective areas
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • G11B9/10—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using electron beam; Record carriers therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/23—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using electrostatic storage on a common layer, e.g. Forrester-Haeff tubes or William tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B13/00—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for
    • G11B13/04—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for magnetically or by magnetisation and optically or by radiation, for changing or sensing optical properties
    • G11B13/045—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for magnetically or by magnetisation and optically or by radiation, for changing or sensing optical properties combined recording by magnetic and optic means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2203/00—Electron or ion optical arrangements common to discharge tubes or lamps
    • H01J2203/02—Electron guns
    • H01J2203/0296—Spin-polarised beams
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
    • H01J2237/06—Sources
    • H01J2237/063—Electron sources
    • H01J2237/06383—Spin polarised electron sources

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Hall/Mr Elements (AREA)
IL11243495A 1994-01-31 1995-01-24 Data storage medium for storing data as a polarization of a data magnetic field and method an apparatus using spin-polarized electrons for storing the data onto the data storage medium and reading the stored data therefrom IL112434A0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IL13982000A IL139820A0 (en) 1994-01-31 2000-11-21 Method and apparatus for reading data stored as a direction of polarization of a data magnetic field
IL13982100A IL139821A0 (en) 1994-01-31 2000-11-21 Method and apparatus for reading data stored as a direction of polarization of a data magnetic field created in a magnetic medium
IL13981900A IL139819A0 (en) 1994-01-31 2000-11-21 Method and apparatus for storing data as a polarization of a data magnetic field

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/188,828 US5446687A (en) 1994-01-31 1994-01-31 Data storage medium for storing data as a polarization of a data magnetic field and method and apparatus using spin-polarized electrons for storing the data onto the data storage medium and reading the stored data therefrom

Publications (1)

Publication Number Publication Date
IL112434A0 true IL112434A0 (en) 1995-03-30

Family

ID=22694701

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11243495A IL112434A0 (en) 1994-01-31 1995-01-24 Data storage medium for storing data as a polarization of a data magnetic field and method an apparatus using spin-polarized electrons for storing the data onto the data storage medium and reading the stored data therefrom

Country Status (10)

Country Link
US (2) US5446687A (cs)
AU (1) AU1732795A (cs)
GB (1) GB2286089B (cs)
IL (1) IL112434A0 (cs)
MY (1) MY113836A (cs)
PH (1) PH30533A (cs)
SG (1) SG47601A1 (cs)
TW (1) TW289100B (cs)
WO (1) WO1995020814A1 (cs)
ZA (1) ZA95654B (cs)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5546337A (en) * 1994-01-31 1996-08-13 Terastore, Inc. Method and apparatus for storing data using spin-polarized electrons
US5446687A (en) * 1994-01-31 1995-08-29 Terastore, Inc. Data storage medium for storing data as a polarization of a data magnetic field and method and apparatus using spin-polarized electrons for storing the data onto the data storage medium and reading the stored data therefrom
US6304481B1 (en) * 1994-01-31 2001-10-16 Terastore, Inc. Method and apparatus for storing data using spin-polarized electrons
WO1999063536A2 (en) 1998-06-05 1999-12-09 Massachusetts Institute Of Technology Very-high-density memory device utilizing a scintillating data-storage medium
EP0994465B1 (en) * 1998-10-12 2003-01-08 International Business Machines Corporation Patterning of the magnetic structure of magnetic media
US6388912B1 (en) * 2000-03-30 2002-05-14 Intel Corporation Quantum magnetic memory
US6639832B2 (en) * 2001-08-08 2003-10-28 Intel Corporation Quantum magnetic memory
US7276254B2 (en) * 2002-05-07 2007-10-02 Xerox Corporation Emulsion/aggregation polymeric microspheres for biomedical applications and methods of making same
US8553517B2 (en) * 2002-10-14 2013-10-08 Samsung Electronics Co., Ltd. Magnetic medium using spin-polarized electrons and apparatus and method of recording data on the magnetic medium
JP5222712B2 (ja) * 2008-12-22 2013-06-26 株式会社日立製作所 電子スピン検出器並びにそれを用いたスピン偏極走査電子顕微鏡及びスピン分解光電子分光装置

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US2952503A (en) * 1955-06-13 1960-09-13 Trionics Corp Method and apparatus for magnetic recording and reproducing
DE1068918B (cs) * 1957-06-27
US3094699A (en) * 1959-03-03 1963-06-18 Ibm System for magnetically recording data
US3238511A (en) * 1960-09-29 1966-03-01 Litton Systems Inc Subatomic resonance storage and recording process and article
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US3710352A (en) * 1970-03-13 1973-01-09 Micro Bit Corp High speed-large storage capability electron beam accessed memory method and apparatus
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US3760383A (en) * 1971-07-01 1973-09-18 Gen Electric Erration storage system with collimated electron beam for minimal spherical ab
US3750117A (en) * 1971-09-30 1973-07-31 Gen Electric Electron beam addressable archival memory
US3949387A (en) * 1972-08-29 1976-04-06 International Business Machines Corporation Beam addressable film using amorphous magnetic material
US4122530A (en) * 1976-05-25 1978-10-24 Control Data Corporation Data management method and system for random access electron beam memory
US4068218A (en) * 1976-10-04 1978-01-10 Micro-Bit Corporation Method and apparatus for deep depletion read-out of MOS electron beam addressable memories
US4412264A (en) * 1979-10-22 1983-10-25 Kokusai Denshin Denwa Co., Ltd. Magneto-optic recording medium
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CH652510A5 (en) * 1980-12-23 1985-11-15 Hans Christoph Siegmann Prof D Method for measuring the spin polarisation of electron beams
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DE4039105C2 (de) * 1990-12-07 1994-12-08 Roland Man Druckmasch Vorrichtung zur bildmäßigen Beschreibung einer Druckform
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US5161149A (en) * 1991-07-22 1992-11-03 The Johns Hopkins University Electron density storage device and method using STM
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US5446687A (en) * 1994-01-31 1995-08-29 Terastore, Inc. Data storage medium for storing data as a polarization of a data magnetic field and method and apparatus using spin-polarized electrons for storing the data onto the data storage medium and reading the stored data therefrom

Also Published As

Publication number Publication date
US5604706A (en) 1997-02-18
MY113836A (en) 2002-06-29
SG47601A1 (en) 1998-04-17
AU1732795A (en) 1995-08-15
TW289100B (cs) 1996-10-21
ZA95654B (en) 1995-12-07
GB2286089B (en) 1998-01-14
GB9501756D0 (en) 1995-03-22
PH30533A (en) 1997-07-10
WO1995020814A1 (en) 1995-08-03
GB2286089A (en) 1995-08-02
US5446687A (en) 1995-08-29

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