IT8124360A0 - Dispositivo per la memorizzazione di informazioni e procedimento per la sua realizzazione. - Google Patents

Dispositivo per la memorizzazione di informazioni e procedimento per la sua realizzazione.

Info

Publication number
IT8124360A0
IT8124360A0 IT8124360A IT2436081A IT8124360A0 IT 8124360 A0 IT8124360 A0 IT 8124360A0 IT 8124360 A IT8124360 A IT 8124360A IT 2436081 A IT2436081 A IT 2436081A IT 8124360 A0 IT8124360 A0 IT 8124360A0
Authority
IT
Italy
Prior art keywords
creation
procedure
storage
information
Prior art date
Application number
IT8124360A
Other languages
English (en)
Other versions
IT1194102B (it
Inventor
Erik Moe
Original Assignee
Storage Technology Corp
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 Storage Technology Corp filed Critical Storage Technology Corp
Publication of IT8124360A0 publication Critical patent/IT8124360A0/it
Application granted granted Critical
Publication of IT1194102B publication Critical patent/IT1194102B/it

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
IT24360/81A 1980-10-06 1981-10-06 Dispositivo per la memorizzazione di informazioni e procedimento per la sua realizzazione IT1194102B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/194,384 US4331966A (en) 1980-10-06 1980-10-06 Information storage device and method of forming same

Publications (2)

Publication Number Publication Date
IT8124360A0 true IT8124360A0 (it) 1981-10-06
IT1194102B IT1194102B (it) 1988-09-14

Family

ID=22717397

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24360/81A IT1194102B (it) 1980-10-06 1981-10-06 Dispositivo per la memorizzazione di informazioni e procedimento per la sua realizzazione

Country Status (9)

Country Link
US (1) US4331966A (it)
JP (1) JPS5792443A (it)
BE (1) BE890635A (it)
DE (1) DE3139364A1 (it)
FR (1) FR2491664A1 (it)
GB (1) GB2087129B (it)
IT (1) IT1194102B (it)
LU (1) LU83673A1 (it)
NL (1) NL8104519A (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8102283A (nl) * 1981-05-11 1982-12-01 Philips Nv Optisch uitleesbare informatieschijf met een reflectielaag gevormd uit een metaallegering.
JPS58130451A (ja) * 1982-01-29 1983-08-03 Toshiba Corp 情報記憶媒体
FR2528216B1 (fr) * 1982-06-08 1988-01-08 Thomson Csf Disque optique protege a porte-couche libre
JPS5971146A (ja) * 1982-10-14 1984-04-21 Toshiba Corp 情報記憶媒体
JPS5987636A (ja) * 1982-11-10 1984-05-21 Toshiba Corp 情報記憶媒体
US4499477A (en) * 1983-03-14 1985-02-12 Minnesota Mining And Manufacturing Company Cover assembly for optical recording medium
US4556968A (en) * 1983-03-31 1985-12-03 Storage Technology Partners Ii Unconstrained removable protective cover for optical disk
US4583102A (en) * 1983-05-04 1986-04-15 Matsushita Electric Industrial Co., Ltd. Optical disc and method of manufacturing
US4635245A (en) * 1983-05-31 1987-01-06 Ltv Aerospace And Defense Company Frasable optical read/write data storage disc
US4613966A (en) * 1983-06-30 1986-09-23 International Business Machines Corporation Sealed encapsulation for floppy disk using centrifugal force to flatten disk
US4672600A (en) * 1983-11-28 1987-06-09 Northern Telecom Limited Optical disc having protective cover
NL8400476A (nl) * 1984-02-14 1985-09-02 Philips Nv Optisch uitleesbare geheugenschijf.
JPS60226040A (ja) * 1984-04-24 1985-11-11 Daicel Chem Ind Ltd 円盤状情報記録担体
JPS6145731U (ja) * 1984-08-23 1986-03-26 パイオニア株式会社 光学式情報記録担体
JPH0416253Y2 (it) * 1985-01-30 1992-04-13
DE3671998D1 (de) * 1985-02-18 1990-07-19 Hitachi Maxell Optische platte.
US5273598A (en) * 1985-02-18 1993-12-28 Hitachi Maxell, Ltd. Optical disc manufacturing method
US4635076A (en) * 1985-03-14 1987-01-06 Minnesota Mining And Manufacturing Company Two-sided optical recording medium
JPS6285929U (it) * 1985-11-18 1987-06-01
SU1628081A1 (ru) * 1986-02-07 1991-02-15 Институт Проблем Моделирования В Энергетике Ан Усср Носитель информации оптического запоминающего устройства
JP2526864B2 (ja) * 1986-04-16 1996-08-21 ソニー株式会社 光学記録媒体
FR2621160B1 (fr) * 1987-09-29 1989-12-08 Bernardo Jean Claude Procede permettant la lecture continue des deux faces d'un disque sans interruption perceptible par l'utilisateur en fin de face i, vitesse lineaire constante et/ou vitesse angulaire constante, et dispositif appliquant ledit procede
US5258972A (en) * 1990-06-25 1993-11-02 Msc Technology Corporation Magnetic damping disc for improved CD player performance
US5293370A (en) * 1991-01-16 1994-03-08 Del Mar Avionics Method and apparatus for creating optical disc masters
GB2326014A (en) * 1997-05-16 1998-12-09 Jan Robert Coyle A two-sided digital disc

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE190908C (it) *
FR2275843A1 (fr) * 1974-06-21 1976-01-16 Thomson Brandt Dispositif de protection permanente d'un disque souple d'enregistrement compatible avec une lecture optique
US4038663A (en) * 1975-09-23 1977-07-26 U.S. Philips Corporation Method of writing information with a modulated radiation beam onto an information storage medium and information storage medium particularly adapted to the method
US4074282A (en) * 1976-05-13 1978-02-14 North American Philips Corporation Radiation-sensitive record with protected sensitive surface
JPS554710A (en) * 1978-06-22 1980-01-14 Toppan Printing Co Ltd Cassette disc
US4264911A (en) * 1979-08-20 1981-04-28 Mca Discovision, Inc. Optical recording disc and related method of manufacture
DE3176118D1 (en) * 1980-10-09 1987-05-21 Toshiba Kk Data recording medium

Also Published As

Publication number Publication date
NL8104519A (nl) 1982-05-03
BE890635A (fr) 1982-04-05
IT1194102B (it) 1988-09-14
GB2087129A (en) 1982-05-19
JPS5792443A (en) 1982-06-09
DE3139364A1 (de) 1982-08-05
LU83673A1 (fr) 1982-04-14
US4331966A (en) 1982-05-25
FR2491664A1 (fr) 1982-04-09
GB2087129B (en) 1984-12-19

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