WO1987004844A1 - Optical memorizing device - Google Patents

Optical memorizing device Download PDF

Info

Publication number
WO1987004844A1
WO1987004844A1 PCT/SU1987/000019 SU8700019W WO8704844A1 WO 1987004844 A1 WO1987004844 A1 WO 1987004844A1 SU 8700019 W SU8700019 W SU 8700019W WO 8704844 A1 WO8704844 A1 WO 8704844A1
Authority
WO
WIPO (PCT)
Prior art keywords
information carrier
cylindrical
optical
cylindrical information
memorizing device
Prior art date
Application number
PCT/SU1987/000019
Other languages
English (en)
French (fr)
Other versions
WO1987004844A2 (en
Inventor
Vyacheslav Vasilievich Petrov
Alexandr Alexandrovich Antonov
Alexandr Petrovich Tokar
Andrei Andreevich Krjuchin
Semen Mikhailovich Shanoilo
Vladimir Petrovich Skuridin
Leonid Michailovich Gapchenko
Valery Dmitrievich Kovtun
Marat Lvovich Demyanov
Alexandr Antonovich Zelinsky
Dmitry Alexandrovich Grinko
Tatyana Petrovna Ananchenko
Georgy Nikolaevich Kostsevich
Original Assignee
Akad Nauk Sssr
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
Priority claimed from SU3134541 external-priority patent/RU1839270C/ru
Application filed by Akad Nauk Sssr filed Critical Akad Nauk Sssr
Priority to BR8705405A priority Critical patent/BR8705405A/pt
Priority to JP62501703A priority patent/JPH0654550B2/ja
Priority to IN372/CAL/87A priority patent/IN168224B/en
Publication of WO1987004844A1 publication Critical patent/WO1987004844A1/ru
Publication of WO1987004844A2 publication Critical patent/WO1987004844A2/ru

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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0025—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with cylinders or cylinder-like carriers or cylindrical sections or flat carriers loaded onto a cylindrical surface, e.g. truncated cones
    • 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

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
PCT/SU1987/000019 1986-02-07 1987-02-05 Optical memorizing device WO1987004844A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BR8705405A BR8705405A (pt) 1986-02-07 1987-02-05 Memoria optica
JP62501703A JPH0654550B2 (ja) 1986-02-07 1987-02-05 光学的メモリ−
IN372/CAL/87A IN168224B (ru) 1986-02-07 1987-05-07

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SU3134137 1986-02-07
SU3134137 1986-02-07
SU3134541 1986-02-07
SU3134541 RU1839270C (ru) 1986-02-07 1986-02-07 Узел оптико-механического запоминающего устройства

Publications (2)

Publication Number Publication Date
WO1987004844A1 true WO1987004844A1 (en) 1987-08-13
WO1987004844A2 WO1987004844A2 (en) 1987-08-13

Family

ID=

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2479525A1 (fr) * 1980-03-27 1981-10-02 Sony Corp Assemblage a disque optique et mecanisme d'entrainement d'un tel disque
EP0051339A1 (en) * 1980-11-03 1982-05-12 North American Philips Corporation Optical disc cartridge
DE3203599A1 (de) * 1981-02-05 1982-08-12 Tokyo Shibaura Denki K.K., Kawasaki, Kanagawa Datenaufzeichnungsmaterial

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2479525A1 (fr) * 1980-03-27 1981-10-02 Sony Corp Assemblage a disque optique et mecanisme d'entrainement d'un tel disque
EP0051339A1 (en) * 1980-11-03 1982-05-12 North American Philips Corporation Optical disc cartridge
DE3203599A1 (de) * 1981-02-05 1982-08-12 Tokyo Shibaura Denki K.K., Kawasaki, Kanagawa Datenaufzeichnungsmaterial

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP0254749A4 *

Also Published As

Publication number Publication date
YU17787A (en) 1989-04-30
HUT47758A (en) 1989-03-28
JPH0654550B2 (ja) 1994-07-20
EP0254749A4 (de) 1988-09-28
JPS63502538A (ja) 1988-09-22
IN168224B (ru) 1991-02-23
CN87101889A (zh) 1987-09-09
BR8705405A (pt) 1987-12-22
HU200023B (en) 1990-03-28
CN1004660B (zh) 1989-06-28
US4829503A (en) 1989-05-09
EP0254749A1 (de) 1988-02-03

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