ATE227878T1 - Legierung mit kongruenter zustandsänderung zur optischen speicherung und datenträger - Google Patents

Legierung mit kongruenter zustandsänderung zur optischen speicherung und datenträger

Info

Publication number
ATE227878T1
ATE227878T1 AT92102513T AT92102513T ATE227878T1 AT E227878 T1 ATE227878 T1 AT E227878T1 AT 92102513 T AT92102513 T AT 92102513T AT 92102513 T AT92102513 T AT 92102513T AT E227878 T1 ATE227878 T1 AT E227878T1
Authority
AT
Austria
Prior art keywords
state
alloy
congruent
change
optical storage
Prior art date
Application number
AT92102513T
Other languages
German (de)
English (en)
Inventor
David A Strand
Stanford R Ovshinsky
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24636116&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE227878(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Energy Conversion Devices Inc filed Critical Energy Conversion Devices Inc
Application granted granted Critical
Publication of ATE227878T1 publication Critical patent/ATE227878T1/de

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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • 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
    • 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
    • G11B7/0055—Erasing
    • G11B7/00557—Erasing involving 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
    • 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
    • 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
    • G11C13/047—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 electro-optical elements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/005—Arrangements for writing information into, or reading information out from, a digital store with combined beam-and individual cell access
    • 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
    • G11B2007/24312—Metals or metalloids group 14 elements (e.g. Si, Ge, Sn)
    • 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
    • G11B2007/24314—Metals or metalloids group 15 elements (e.g. Sb, Bi)
    • 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)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Holo Graphy (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Farming Of Fish And Shellfish (AREA)
  • Glass Compositions (AREA)
  • Vending Machines For Individual Products (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Radiation Pyrometers (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
AT92102513T 1991-02-15 1992-02-14 Legierung mit kongruenter zustandsänderung zur optischen speicherung und datenträger ATE227878T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/657,170 US5128099A (en) 1991-02-15 1991-02-15 Congruent state changeable optical memory material and device

Publications (1)

Publication Number Publication Date
ATE227878T1 true ATE227878T1 (de) 2002-11-15

Family

ID=24636116

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92102513T ATE227878T1 (de) 1991-02-15 1992-02-14 Legierung mit kongruenter zustandsänderung zur optischen speicherung und datenträger

Country Status (8)

Country Link
US (1) US5128099A (2)
EP (2) EP0951011A1 (2)
JP (2) JPH04337532A (2)
KR (1) KR100245901B1 (2)
AT (1) ATE227878T1 (2)
CA (1) CA2061187C (2)
DE (1) DE69232844T2 (2)
TW (1) TW279903B (2)

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JPH07141693A (ja) * 1993-09-22 1995-06-02 Toshiba Corp 情報記録媒体
US5458941A (en) * 1994-06-09 1995-10-17 Minnesota Mining And Manufacturing Company Optical recording medium exhibiting eutectic phase equilbria
WO1996011471A1 (fr) * 1994-10-05 1996-04-18 Asahi Kasei Kogyo Kabushiki Kaisha Disque optique a mode de changement de phase et son procede de fabrication
US5583734A (en) * 1994-11-10 1996-12-10 Raychem Corporation Surge arrester with overvoltage sensitive grounding switch
US6821707B2 (en) 1996-03-11 2004-11-23 Matsushita Electric Industrial Co., Ltd. Optical information recording medium, producing method thereof and method of recording/erasing/reproducing information
KR20040020072A (ko) * 1996-03-11 2004-03-06 마츠시타 덴끼 산교 가부시키가이샤 광학적 정보 기록매체와 그 제조방법 및 기록 재생 소거방법
ES2201474T3 (es) 1997-04-16 2004-03-16 Asahi Kasei Kabushiki Kaisha Procedimiento para la produccion de un medio de registro de informacion optica y medio de registro de informacion optica producido por el proceso.
US6503690B1 (en) * 1997-08-12 2003-01-07 Matsushita Electric Industrial Co., Ltd. Optical information recording medium, method for producing the same, and method for recording and reproducing optical information
JPH11134720A (ja) 1997-08-28 1999-05-21 Matsushita Electric Ind Co Ltd 光学的情報記録媒体及びその記録再生方法
US6343062B1 (en) 1997-09-26 2002-01-29 Matsushita Electric Industrial Co., Ltd Optical disk device and optical disk for recording and reproducing high-density signals
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US7260051B1 (en) 1998-12-18 2007-08-21 Nanochip, Inc. Molecular memory medium and molecular memory integrated circuit
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Also Published As

Publication number Publication date
TW279903B (2) 1996-07-01
US5128099A (en) 1992-07-07
CA2061187A1 (en) 1992-08-16
EP0499273A2 (en) 1992-08-19
CA2061187C (en) 1998-11-17
DE69232844D1 (de) 2002-12-19
JP2002046357A (ja) 2002-02-12
EP0951011A1 (en) 1999-10-20
EP0499273B1 (en) 2002-11-13
KR100245901B1 (ko) 2000-03-02
EP0499273A3 (en) 1994-06-01
DE69232844T2 (de) 2003-09-04
JPH04337532A (ja) 1992-11-25
KR920017045A (ko) 1992-09-26

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