DE2102215C2 - System zum Speichern und Abrufen von Informationen - Google Patents

System zum Speichern und Abrufen von Informationen

Info

Publication number
DE2102215C2
DE2102215C2 DE2102215A DE2102215A DE2102215C2 DE 2102215 C2 DE2102215 C2 DE 2102215C2 DE 2102215 A DE2102215 A DE 2102215A DE 2102215 A DE2102215 A DE 2102215A DE 2102215 C2 DE2102215 C2 DE 2102215C2
Authority
DE
Germany
Prior art keywords
information storage
storage system
optical information
semiconductor film
film
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
Application number
DE2102215A
Other languages
German (de)
English (en)
Other versions
DE2102215A1 (de
Inventor
Julius Birmingham Mich. Feinleib
Robert Frank North Bloomfield Hills Mich. Shaw
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.)
Energy Conversion Devices Inc
Original Assignee
Energy Conversion Devices 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 Energy Conversion Devices Inc filed Critical Energy Conversion Devices Inc
Publication of DE2102215A1 publication Critical patent/DE2102215A1/de
Application granted granted Critical
Publication of DE2102215C2 publication Critical patent/DE2102215C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/048—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using other optical storage elements
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00454—Recording involving phase-change effects
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/006—Overwriting
    • G11B7/0062—Overwriting strategies, e.g. recording pulse sequences with erasing level used for phase-change media
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B7/2433—Metals or elements of Groups 13, 14, 15 or 16 of the Periodic Table, e.g. B, Si, Ge, As, Sb, Bi, Se or Te
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Recording Or Reproduction (AREA)
DE2102215A 1970-02-19 1971-01-18 System zum Speichern und Abrufen von Informationen Expired DE2102215C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1262270A 1970-02-19 1970-02-19

Publications (2)

Publication Number Publication Date
DE2102215A1 DE2102215A1 (de) 1971-08-26
DE2102215C2 true DE2102215C2 (de) 1982-09-16

Family

ID=21755858

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2102215A Expired DE2102215C2 (de) 1970-02-19 1971-01-18 System zum Speichern und Abrufen von Informationen

Country Status (7)

Country Link
US (1) US3696344A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS549008B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA924810A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2102215C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2080607B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1342421A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7101355A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986022A (en) * 1973-06-04 1976-10-12 Gilbert Peter Hyatt Illumination control system
US5432526A (en) * 1970-12-28 1995-07-11 Hyatt; Gilbert P. Liquid crystal display having conductive cooling
US5398041A (en) * 1970-12-28 1995-03-14 Hyatt; Gilbert P. Colored liquid crystal display having cooling
US4471385A (en) * 1970-12-28 1984-09-11 Hyatt Gilbert P Electro-optical illumination control system
US4672457A (en) * 1970-12-28 1987-06-09 Hyatt Gilbert P Scanner system
US4739396C1 (en) * 1970-12-28 2002-07-09 Gilbert P Hyatt Projection display system
DE2304182A1 (de) * 1972-02-01 1973-08-09 Erik Gerhard Natana Westerberg Vorrichtung zum lichtelektrischen abtasten von datenaufzeichnungstraegern
NL161284C (nl) * 1972-09-02 1980-01-15 Philips Nv Weergavestelsel voor een optisch uitleesbare informatie- structuur, alsmede registratiedrager voor gebruik daarin.
DE2462514C3 (de) 1973-02-20 1979-10-31 Mca Disco-Vision, Inc., Universal City, Calif. (V.St.A.) Vorrichtung zum Lesen von Information auf einer Videoplatte
US4583210A (en) * 1973-02-20 1986-04-15 Discovision Associates Method and apparatus for storing and retrieving information
US4611318A (en) * 1973-02-20 1986-09-09 Discovision Associates Method and apparatus for monitoring the storage of information on a storage medium
CA1013854A (en) * 1973-02-20 1977-07-12 John S. Winslow Videodisc mastering system
US4225873A (en) * 1978-03-27 1980-09-30 Mca Disco-Vision, Inc. Recording and playback system
US4342906A (en) * 1973-06-04 1982-08-03 Hyatt Gilbert P Pulse width modulated feedback arrangement for illumination control
SE7405076L (sv) * 1974-04-16 1975-10-17 Erik Gerhard Natanel Westberg Optiskt massdataminne.
NL7506495A (nl) * 1975-06-02 1976-12-06 Philips Nv Inrichting voor het uitlezen van een registratie- drager.
US4125860A (en) * 1975-06-16 1978-11-14 Nippon Telegraph And Telephone Public Corporation Reproducer for an eraseable videodisc
US4410968A (en) * 1977-03-24 1983-10-18 Thomas Lee Siwecki Method and apparatus for recording on a disk supported deformable metallic film
NL187413C (nl) * 1978-03-16 1991-09-16 Philips Nv Registratiedragerlichaam, ingeschreven registratiedrager, werkwijze voor het inschrijven van het registratiedragerlichaam en inrichting voor het uitvoeren van de werkwijze en voor het uitlezen van een ingeschreven registratiedrager.
US4456914A (en) * 1978-03-27 1984-06-26 Discovision Associates Method and apparatus for storing information on a storage medium
GB2040539B (en) * 1978-12-27 1983-01-26 Hitachi Ltd Optical information recording apparatus
US4264986A (en) * 1979-03-12 1981-04-28 Willis Craig I Information-recording process & apparatus
US4496957A (en) * 1979-07-02 1985-01-29 Xerox Corporation Optical disk
DE3118058A1 (de) * 1980-05-14 1982-03-11 RCA Corp., 10020 New York, N.Y. Aufzeichnungstraeger und verfahren zum schreiben einer informationsspur sowie zum loeschen einer in dem traeger gespeicherten information
JPS5819744A (ja) * 1981-07-24 1983-02-04 Sony Corp 光学式記録再生装置
US4545111A (en) * 1983-01-18 1985-10-08 Energy Conversion Devices, Inc. Method for making, parallel preprogramming or field programming of electronic matrix arrays
JPS6089840A (ja) * 1983-10-22 1985-05-20 Olympus Optical Co Ltd 自動焦点引込み装置
US4638335A (en) * 1983-12-29 1987-01-20 Xerox Corporation Optical recording member
FR2584223B1 (fr) * 1985-06-28 1994-06-17 Thomson Alcatel Gigadisc Memoire optique a suivi de piste echantillonne pour support d'information pregrave.
DE3524184A1 (de) * 1985-07-05 1987-01-15 Max Planck Gesellschaft Optisch lesbarer aufzeichnungstraeger
DE3650354T2 (de) * 1985-07-08 1996-01-25 Energy Conversion Devices Inc Optische Datenspeicherungsvorrichtung.
US4744055A (en) * 1985-07-08 1988-05-10 Energy Conversion Devices, Inc. Erasure means and data storage system incorporating improved erasure means
US4834511A (en) * 1985-08-06 1989-05-30 Plessey Overseas Limited Optical resonant assembly
US4803660A (en) * 1986-02-28 1989-02-07 Kabushiki Kaisha Toshiba Optical recording medium
US4806952A (en) * 1986-07-04 1989-02-21 Hitachi, Ltd. Information recording apparatus for recording/reproducing information by irradiating an information recording medium with an energy beam
US4760567A (en) * 1986-08-11 1988-07-26 Electron Beam Memories Electron beam memory system with ultra-compact, high current density electron gun
US4754446A (en) * 1987-01-23 1988-06-28 General Electric Company Optical recording system using refracted write beam for erasing
US4908815A (en) * 1988-02-22 1990-03-13 Gregg David P Optical recording system utilizing proportional real-time feedback control of recording beam intensity
JPH0249225A (ja) * 1988-05-27 1990-02-19 Canon Inc 光学的情報記録再生装置
JP3076412B2 (ja) * 1991-07-24 2000-08-14 松下電器産業株式会社 光学的情報記録媒体および光学的情報記録再生方法
US5606541A (en) * 1992-11-13 1997-02-25 International Business Machines Corporation Switchable filter for modulating laser intensity and reducing laser feedback in an optical disk device
US6441940B1 (en) * 1998-10-09 2002-08-27 Agere Systems Guardian Corp. Wavelength stabilization of light emitting components

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3174140A (en) * 1959-07-01 1965-03-16 Ibm Magneto-optical recording and readout device
US3185026A (en) * 1961-05-22 1965-05-25 Ncr Co Method and apparatus employing metachromatic material for forming a plurality of individual micro-images
US3253497A (en) * 1961-10-30 1966-05-31 Polacoat Inc Information storage device
US3365706A (en) * 1964-04-15 1968-01-23 Gilbert W. King Photo-optical data storage and retrieval system employing error detection and error location identification components
US3452332A (en) * 1965-01-05 1969-06-24 Ibm Memory device and method of information handling utilizing charge transfer between rare earth ions
US3466616A (en) * 1965-10-22 1969-09-09 Ibm Memory device and method using dichroic defects
US3475736A (en) * 1965-12-23 1969-10-28 Bell Telephone Labor Inc Lamellate optically responsive memory arrangement
US3440621A (en) * 1966-02-11 1969-04-22 Carson Lab Inc Color center information storage and retrieval system
US3506929A (en) * 1967-02-13 1970-04-14 Bell Telephone Labor Inc Litao3 electro-optic modulator
US3530441A (en) * 1969-01-15 1970-09-22 Energy Conversion Devices Inc Method and apparatus for storing and retrieving information

Also Published As

Publication number Publication date
DE2102215A1 (de) 1971-08-26
US3696344A (en) 1972-10-03
GB1342421A (en) 1974-01-03
CA924810A (en) 1973-04-17
FR2080607B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-04-16
FR2080607A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-11-19
JPS549008B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-04-20
NL7101355A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-08-23

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Legal Events

Date Code Title Description
OD Request for examination
8128 New person/name/address of the agent

Representative=s name: MUELLER, H., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN

D2 Grant after examination