HK78586A - Information record and a method of reversibly recording and erasing information thereon - Google Patents

Information record and a method of reversibly recording and erasing information thereon

Info

Publication number
HK78586A
HK78586A HK78586A HK78586A HK78586A HK 78586 A HK78586 A HK 78586A HK 78586 A HK78586 A HK 78586A HK 78586 A HK78586 A HK 78586A HK 78586 A HK78586 A HK 78586A
Authority
HK
Hong Kong
Prior art keywords
information
erasing
reversibly recording
record
information record
Prior art date
Application number
HK78586A
Other languages
English (en)
Inventor
William Spong Fred
Edward Bell Alan
Original Assignee
Rca Corporation
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 Rca Corporation filed Critical Rca Corporation
Publication of HK78586A publication Critical patent/HK78586A/xx

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/705—Compositions containing chalcogenides, metals or alloys thereof, as photosensitive substances, e.g. photodope systems
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
HK78586A 1980-05-14 1986-10-16 Information record and a method of reversibly recording and erasing information thereon HK78586A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8015932 1980-05-14
US17484480A 1980-08-04 1980-08-04
US25464981A 1981-04-16 1981-04-16

Publications (1)

Publication Number Publication Date
HK78586A true HK78586A (en) 1986-10-24

Family

ID=27260916

Family Applications (1)

Application Number Title Priority Date Filing Date
HK78586A HK78586A (en) 1980-05-14 1986-10-16 Information record and a method of reversibly recording and erasing information thereon

Country Status (4)

Country Link
DE (1) DE3118058A1 (enrdf_load_stackoverflow)
FR (1) FR2482756B1 (enrdf_load_stackoverflow)
GB (1) GB2079031B (enrdf_load_stackoverflow)
HK (1) HK78586A (enrdf_load_stackoverflow)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983001701A1 (en) * 1981-11-09 1983-05-11 Burroughs Corp Archival recording media for digital data storage using low power radiation
JPS58501882A (ja) * 1981-11-09 1983-11-04 バロ−ス・コ−ポレ−ション 記録保管デ−タ記録の方法および関連した媒体
JPS58501885A (ja) * 1981-11-09 1983-11-04 バロ−ス・コ−ポレ−ション ディジタルデ−タストレ−ジのための記録保管記録媒体のための形成技術
WO1983001699A1 (en) * 1981-11-09 1983-05-11 Burroughs Corp Archival data recording system using low power radiation and related media
JPS58501883A (ja) * 1981-11-09 1983-11-04 バロ−ス・コ−ポレ−ション 改良された情報層および関連したサブストレ−トを備えた記録保管記録媒体
JPS58501887A (ja) * 1981-11-09 1983-11-04 バロ−ス・コ−ポレ−ション ディジタルデータレコード材料
FR2517100B1 (fr) * 1981-11-23 1986-01-31 Rca Corp Milieu d'enregistrement optique et disque realise a l'aide de ce milieu
GB2121227A (en) * 1982-05-11 1983-12-14 Nigel Geoffrey Ley Optical memory recording disc
JPS5936338A (ja) * 1982-08-24 1984-02-28 Matsushita Electric Ind Co Ltd 光デイスク記録再生方法
JPS5968844A (ja) * 1982-10-14 1984-04-18 Matsushita Electric Ind Co Ltd 光学的可逆記録再生装置
NL8204291A (nl) * 1982-11-05 1984-06-01 Philips Nv Optisch registratie-element.
EP0130213B1 (en) * 1982-12-31 1987-09-09 Minnesota Mining And Manufacturing Company Recording medium for optical data storage
US4583102A (en) * 1983-05-04 1986-04-15 Matsushita Electric Industrial Co., Ltd. Optical disc and method of manufacturing
US4547444A (en) * 1983-12-23 1985-10-15 Minnesota Mining And Manufacturing Company Recording element for optical data storage
US4777068A (en) * 1984-08-10 1988-10-11 Canon Kabushiki Kaisha Optical recording medium
JPS6180640A (ja) * 1984-09-28 1986-04-24 Canon Inc 光学的記録媒体
JPH0619856B2 (ja) * 1984-11-09 1994-03-16 株式会社日立製作所 情報記録媒体
DE3601265A1 (de) * 1985-01-18 1986-07-24 Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa Optisches system fuer informationsaufzeichnung
DE3650750T2 (de) * 1985-07-08 2001-07-12 Energy Conversion Devices, Inc. Datenspeichervorrichtung
SU1628081A1 (ru) * 1986-02-07 1991-02-15 Институт Проблем Моделирования В Энергетике Ан Усср Носитель информации оптического запоминающего устройства
JPH0654551B2 (ja) * 1986-02-07 1994-07-20 インスティテュト プロブレム モデリロバニア ベ− エネルゲティケ アカデミイ ナウク ウクラインスコイ エスエスエ−ル 光学的情報担体，それにおける情報の消去方法，およびこの方法を実現する光学的格納装置
US4839883A (en) * 1986-06-30 1989-06-13 Matsushita Electric Ind. Co., Ltd. Optical information recording medium
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
JP2538647B2 (ja) * 1988-07-22 1996-09-25 富士通株式会社 光ディスク媒体
US4940618A (en) * 1988-07-30 1990-07-10 Taiyo Yuden Company, Ltd. Optical information recording medium
US5155723A (en) * 1988-07-30 1992-10-13 Yuden Co., Ltd. Taiyo Optical information recording method and medium
US5090009A (en) * 1988-07-30 1992-02-18 Taiyo Yuden Co., Ltd. Optical information recording medium
US5191565A (en) * 1989-06-19 1993-03-02 Matsushita Electric Industrial Co., Ltd. Optical information recording medium
DE3929699A1 (de) * 1989-09-07 1991-03-14 Basf Ag Aufzeichnungsmedium sowie wiedergabemethode fuer reversible optische aufzeichnung
US5364829A (en) * 1991-08-30 1994-11-15 Matsushita Electric Industrial Co., Ltd. Rewritable recording medium and a method of recording in the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3651281A (en) * 1969-06-06 1972-03-21 Carl H Becker Laser recording system using photomagnetically magnetizable storage medium
US3696344A (en) * 1970-02-19 1972-10-03 Energy Conversion Devices Inc Optical mass memory employing amorphous thin films
US3626386A (en) * 1970-03-05 1971-12-07 Energy Conversion Devices Inc Information storage systems
CH554582A (de) * 1973-03-30 1974-09-30 Ibm Verfahren und einrichtung zum optischen speichern und auslesen binaerer information.
FR2271617B1 (enrdf_load_stackoverflow) * 1974-05-15 1976-10-15 Thomson Brandt
US4125860A (en) * 1975-06-16 1978-11-14 Nippon Telegraph And Telephone Public Corporation Reproducer for an eraseable videodisc
US4101907A (en) * 1977-08-29 1978-07-18 Rca Corporation Overcoat structure for optical video disc
US4189735A (en) * 1978-02-24 1980-02-19 Rca Corporation Record playback apparatus and information record therefor
JPS5528530A (en) * 1978-08-17 1980-02-29 Matsushita Electric Ind Co Ltd Optical information recording method
US4264986A (en) * 1979-03-12 1981-04-28 Willis Craig I Information-recording process & apparatus

Also Published As

Publication number Publication date
DE3118058A1 (de) 1982-03-11
FR2482756A1 (fr) 1981-11-20
GB2079031A (en) 1982-01-13
GB2079031B (en) 1984-08-08
FR2482756B1 (fr) 1989-03-31
DE3118058C2 (enrdf_load_stackoverflow) 1989-05-18

Similar Documents

Publication Publication Date Title
HK78586A (en) Information record and a method of reversibly recording and erasing information thereon
GB2101788B (en) Recording medium and information record
DE3175294D1 (en) An optical recording element and a method of recording information using the element
AU1754188A (en) A method for recording and erasing information
SG92685G (en) Apparatus for recording and/or reproducing information on a flexible disc
DE3574302D1 (en) Optical head apparatus for recording and reproducing data on a recording medium
DE3167483D1 (en) A method of producing an information recording disk
GB2166583B (en) Optical information recording and/or reproducing apparatus
GB8503220D0 (en) Data recording & reproducing method
EP0243976A3 (en) Method for recording, reproducing and erasing information and thin film for recording information
GB2084786B (en) Variable sensitivity optical recording medium and information record
DE3278679D1 (en) A pcm type recording and reproducing apparatus having a dropout-immune data recording format
DE3071208D1 (en) Optical disc and method of recording information thereon
EP0174666A3 (en) Recording disk data playback apparatus
EP0255188A3 (en) Method of recording, reproducing and erasing information on an optical disk
AU520553B2 (en) Method of addressing and/or locating information on a record carrier
GB2171551B (en) Optical information recording and reproducing apparatus
MY8700044A (en) Method of writing signal information on a disc
EP0318200A3 (en) Optical information recording and erasing method
DE3173458D1 (en) Data recording medium and manufacturing method therefor
DE3478161D1 (en) Method of writing information on a recording medium
JPS5532299A (en) Multichannel recorder capable of recording real time data with other information
GB2174530B (en) Optical information recording medium and method for recording information on said medium and reproducing information therefrom
JPS5553980A (en) Information recording and reproducing system
GB8522728D0 (en) Recording disk data playback

Legal Events

Date Code Title Description
PE Patent expired