FR1312000A - Système de mémoire photographique - Google Patents

Système de mémoire photographique

Info

Publication number
FR1312000A
FR1312000A FR877723A FR877723A FR1312000A FR 1312000 A FR1312000 A FR 1312000A FR 877723 A FR877723 A FR 877723A FR 877723 A FR877723 A FR 877723A FR 1312000 A FR1312000 A FR 1312000A
Authority
FR
France
Prior art keywords
memory system
photographic memory
photographic
memory
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR877723A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie des Machines Bull SA
Original Assignee
Compagnie des Machines Bull SA
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 Compagnie des Machines Bull SA filed Critical Compagnie des Machines Bull SA
Priority to FR877723A priority Critical patent/FR1312000A/fr
Priority to US234170A priority patent/US3206592A/en
Priority to GB41092/62A priority patent/GB987146A/en
Priority to DEC28331A priority patent/DE1185849B/de
Application granted granted Critical
Publication of FR1312000A publication Critical patent/FR1312000A/fr
Expired legal-status Critical Current

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
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • 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
    • G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
    • 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
    • G11B7/0033—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with cards or other card-like flat carriers, e.g. flat sheets of optical film
FR877723A 1961-11-02 1961-11-02 Système de mémoire photographique Expired FR1312000A (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR877723A FR1312000A (fr) 1961-11-02 1961-11-02 Système de mémoire photographique
US234170A US3206592A (en) 1961-11-02 1962-10-30 Photographic storage system
GB41092/62A GB987146A (en) 1961-11-02 1962-10-30 Improvements in or relating to photographic storage systems
DEC28331A DE1185849B (de) 1961-11-02 1962-10-30 Photographische Speicheranordnung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR877723A FR1312000A (fr) 1961-11-02 1961-11-02 Système de mémoire photographique

Publications (1)

Publication Number Publication Date
FR1312000A true FR1312000A (fr) 1962-12-14

Family

ID=8765864

Family Applications (1)

Application Number Title Priority Date Filing Date
FR877723A Expired FR1312000A (fr) 1961-11-02 1961-11-02 Système de mémoire photographique

Country Status (4)

Country Link
US (1) US3206592A (fr)
DE (1) DE1185849B (fr)
FR (1) FR1312000A (fr)
GB (1) GB987146A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2576130A1 (fr) * 1985-01-15 1986-07-18 Thomson Csf Memoire numerique a film photographique couleur, et dispositif de lecture optique correspondant

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660641A (en) * 1969-10-30 1972-05-02 Simcom Corp Coded data storage medium
US3705293A (en) * 1970-12-21 1972-12-05 Holobeam High-capacity optical image scanning memory system and card verification system
US4263504A (en) * 1979-08-01 1981-04-21 Ncr Corporation High density matrix code
DE3226953A1 (de) * 1982-07-19 1984-01-19 Siemens AG, 1000 Berlin und 8000 München Vorrichtung und verfahren zur erzeugung von n lesesignalen aus m schreibsignalen, wobei n eine zahl groesser als m ist
US5548107A (en) * 1988-08-26 1996-08-20 Accu-Sort Systems, Inc. Scanner for reconstructing optical codes from a plurality of code fragments
US5124538B1 (en) 1988-08-26 1995-01-31 Accu Sort Systems Inc Scanner
US5109241A (en) * 1991-01-30 1992-04-28 Management Graphics, Inc. Photographic apparatus with automatic film type determination
JP3577503B2 (ja) * 1992-09-28 2004-10-13 大日本インキ化学工業株式会社 カラーコード

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE509736A (fr) * 1951-03-06
NL209299A (fr) * 1955-10-18
DE1053563B (de) * 1956-11-22 1959-03-26 Philips Nv Einrichtung zur UEbersetzung einer Information in eine Kodegruppe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2576130A1 (fr) * 1985-01-15 1986-07-18 Thomson Csf Memoire numerique a film photographique couleur, et dispositif de lecture optique correspondant
EP0189341A1 (fr) * 1985-01-15 1986-07-30 Thomson-Csf Mémoire numérique à film photographique couleur, et dispositif de lecture optique correspondant

Also Published As

Publication number Publication date
GB987146A (en) 1965-03-24
US3206592A (en) 1965-09-14
DE1185849B (de) 1965-01-21

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