ATE64028T1 - Verfahren zum optischen aufzeichnen und ausloeschen von information. - Google Patents

Verfahren zum optischen aufzeichnen und ausloeschen von information.

Info

Publication number
ATE64028T1
ATE64028T1 AT87200494T AT87200494T ATE64028T1 AT E64028 T1 ATE64028 T1 AT E64028T1 AT 87200494 T AT87200494 T AT 87200494T AT 87200494 T AT87200494 T AT 87200494T AT E64028 T1 ATE64028 T1 AT E64028T1
Authority
AT
Austria
Prior art keywords
laser light
optical recording
erasing information
spot
crystalline
Prior art date
Application number
AT87200494T
Other languages
English (en)
Inventor
Dirk Jan Gravesteijn
Der Poel Carolus Johannes Van
Holstlaan
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
Application granted granted Critical
Publication of ATE64028T1 publication Critical patent/ATE64028T1/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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised 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
    • 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
    • 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
    • G11B2007/2431—Metals or metalloids group 13 elements (B, Al, Ga, In)
    • 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)
    • 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
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • 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
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2531—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising glass
    • 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
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • 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
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/254—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat layers
    • G11B7/2542—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat layers consisting essentially of organic resins
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/165—Thermal imaging composition

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
AT87200494T 1986-03-28 1987-03-18 Verfahren zum optischen aufzeichnen und ausloeschen von information. ATE64028T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8600811 1986-03-28
EP87200494A EP0239166B1 (de) 1986-03-28 1987-03-18 Verfahren zum optischen Aufzeichnen und Auslöschen von Information

Publications (1)

Publication Number Publication Date
ATE64028T1 true ATE64028T1 (de) 1991-06-15

Family

ID=19847793

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87200494T ATE64028T1 (de) 1986-03-28 1987-03-18 Verfahren zum optischen aufzeichnen und ausloeschen von information.

Country Status (9)

Country Link
US (2) US4818666A (de)
EP (1) EP0239166B1 (de)
JP (1) JP2952287B2 (de)
KR (1) KR870009350A (de)
CN (1) CN1006102B (de)
AT (1) ATE64028T1 (de)
AU (1) AU599641B2 (de)
CA (1) CA1283732C (de)
DE (1) DE3770302D1 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62246784A (ja) * 1986-04-21 1987-10-27 Canon Inc 光記録媒体
JPS63187430A (ja) * 1987-01-30 1988-08-03 Toshiba Corp 情報記録媒体
US4960680A (en) * 1987-02-13 1990-10-02 Eastman Kodak Company Recording elements comprising write-once thin film alloy layers
JPS63251290A (ja) * 1987-04-08 1988-10-18 Hitachi Ltd 光記録媒体と記録・再生方法及びその応用
DE3885156T2 (de) * 1987-06-11 1994-03-17 Asahi Chemical Ind Verfahren zum Aufzeichnen und Löschen von Daten.
EP0307750B2 (de) * 1987-09-14 1995-11-22 Kabushiki Kaisha Toshiba Gebrauch eines Speichermediums in einem Verfahren zur Aufnahme von Informationen
EP0315415B1 (de) * 1987-11-02 1993-08-18 Fujitsu Limited Gleichzeitiges Löschen und erneutes Einschreiben einer Information in einen magnetooptischen Speicher
JPH01251340A (ja) * 1988-03-31 1989-10-06 Toshiba Corp 情報記録媒体
JPH01258243A (ja) * 1988-04-08 1989-10-16 Fujitsu Ltd 互換型書き換え可能光ディスク
NL8801327A (nl) * 1988-05-24 1989-12-18 Philips Nv Methode voor het optisch aftasten van een informatievlak en optische registratiedragers en aftastinrichtingen geschikt voor toepassing van de methode.
JP2512087B2 (ja) * 1988-06-24 1996-07-03 株式会社日立製作所 光記録媒体および光記録方法
US4981772A (en) * 1988-08-09 1991-01-01 Eastman Kodak Company Optical recording materials comprising antimony-tin alloys including a third element
US5077181A (en) * 1988-08-09 1991-12-31 Eastman Kodak Company Optical recording materials comprising antimony-tin alloys including a third element
US4904577A (en) * 1988-11-21 1990-02-27 Tyan Yuan Sheng Optical recording element and alloy for use therein
US5015548A (en) * 1988-12-19 1991-05-14 Eastman Kodak Company Erasable phase change optical recording elements and methods
EP0405225A3 (en) * 1989-06-30 1992-02-26 Kabushiki Kaisha Toshiba Information storage medium
US5196294A (en) * 1990-09-17 1993-03-23 Eastman Kodak Company Erasable optical recording materials and methods based on tellurium alloys
JPH05151619A (ja) * 1991-10-01 1993-06-18 Ricoh Co Ltd 光情報記録媒体及び記録方法
US5194349A (en) * 1992-02-07 1993-03-16 Midwest Research Institute Erasable, multiple level logic optical memory disk
US5234803A (en) * 1992-05-21 1993-08-10 Eastman Kodak Company Optical recording media
US5381390A (en) * 1993-06-03 1995-01-10 Eastman Kodak Company Directly overwrite information by using two radiation beams onto a single magneto-optical recording
JP3287648B2 (ja) * 1993-06-07 2002-06-04 株式会社リコー 相変化型情報記録媒体の記録同時ベリファイ方法及び相変化型情報記録ドライブ装置
TW336317B (en) * 1996-02-28 1998-07-11 Asahi Chemical Ind Design method of phase change type recording medium and the phase change optical recording medium
US6468619B1 (en) 1999-11-09 2002-10-22 Patrick Larroche Optical storage media having limited useful life
US6354716B1 (en) 2000-08-04 2002-03-12 Honeywell International Inc Light curtain device
KR100813942B1 (ko) * 2000-12-07 2008-03-14 삼성전자주식회사 고속 광 기록방법 및 장치
US6899938B2 (en) 2002-02-22 2005-05-31 Energy Conversion Devices, Inc. Phase change data storage device for multi-level recording
CN1316485C (zh) * 2002-07-04 2007-05-16 皇家飞利浦电子股份有限公司 可重写光数据存储媒体及其应用
US7280297B2 (en) * 2002-10-31 2007-10-09 International Business Machines Corporation Optical storage system using an antenna for recording information data to a phase-change type medium
US7384502B2 (en) * 2002-12-24 2008-06-10 Nippon Paper Industries Co., Ltd. Process for impregnating, refining, and bleaching wood chips having low bleachability to prepare mechanical pulps having high brightness
JP3977740B2 (ja) * 2002-12-27 2007-09-19 株式会社リコー 相変化型光記録媒体とその記録方法
JP2006044215A (ja) * 2003-11-10 2006-02-16 Ricoh Co Ltd 光記録媒体及びその製造方法、スパッタリングターゲット、並びに光記録媒体の使用方法及び光記録装置
WO2005044578A1 (ja) * 2003-11-10 2005-05-19 Ricoh Company, Ltd. 光記録媒体及びその製造方法、スパッタリングターゲット、並びに光記録媒体の使用方法及び光記録装置
JP2005153338A (ja) * 2003-11-26 2005-06-16 Ricoh Co Ltd 光記録媒体
US7650615B2 (en) * 2004-09-28 2010-01-19 Ying-Shih Sun Apparatus and method for destroying data storage media
KR20090068816A (ko) * 2007-12-24 2009-06-29 삼성전자주식회사 상변화 물질층 및 이를 포함하는 상변화 메모리 소자

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778785A (en) * 1972-04-20 1973-12-11 Ibm Method for writing information at nanosecond speeds and a memory system therefor
JPS6042095A (ja) * 1983-08-19 1985-03-06 Hitachi Ltd 情報の記録用部材およびその製造方法
JPS60155495A (ja) * 1984-01-26 1985-08-15 Sony Corp 光学情報記録媒体
JPS60177446A (ja) * 1984-02-23 1985-09-11 Nippon Telegr & Teleph Corp <Ntt> 光デイスク記録媒体
CA1245762A (en) * 1984-06-15 1988-11-29 Noboru Yamada Reversible optical information recording medium
CN1008845B (zh) * 1984-12-05 1990-07-18 富士通株式会社 光学信息记录介质及信息的记录与擦抹的方法
NL8503235A (nl) * 1985-11-25 1987-06-16 Philips Nv Methode voor de optische registratie van informatie en een in de methode toegepast optisch registratie element.

Also Published As

Publication number Publication date
DE3770302D1 (de) 1991-07-04
CA1283732C (en) 1991-04-30
JPS62241145A (ja) 1987-10-21
JP2952287B2 (ja) 1999-09-20
US4818666A (en) 1989-04-04
EP0239166A1 (de) 1987-09-30
CN1006102B (zh) 1989-12-13
AU599641B2 (en) 1990-07-26
AU7071687A (en) 1987-10-01
EP0239166B1 (de) 1991-05-29
KR870009350A (ko) 1987-10-26
CN87102377A (zh) 1987-10-07
US4816385A (en) 1989-03-28

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