SE424235B - Uppteckningsberare for information innefattande en optiskt lesbar informationsstruktur och apparat for avlesning av densamma - Google Patents

Uppteckningsberare for information innefattande en optiskt lesbar informationsstruktur och apparat for avlesning av densamma

Info

Publication number
SE424235B
SE424235B SE7609291A SE7609291A SE424235B SE 424235 B SE424235 B SE 424235B SE 7609291 A SE7609291 A SE 7609291A SE 7609291 A SE7609291 A SE 7609291A SE 424235 B SE424235 B SE 424235B
Authority
SE
Sweden
Prior art keywords
recorder
reading
same
optically readable
information
Prior art date
Application number
SE7609291A
Other languages
English (en)
Swedish (sv)
Other versions
SE7609291L (sv
Inventor
P J M Janssen
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
Publication of SE7609291L publication Critical patent/SE7609291L/xx
Publication of SE424235B publication Critical patent/SE424235B/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/004Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005Reproducing
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C13/00Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
SE7609291A 1975-08-26 1976-08-23 Uppteckningsberare for information innefattande en optiskt lesbar informationsstruktur och apparat for avlesning av densamma SE424235B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7510035A NL7510035A (nl) 1975-08-26 1975-08-26 Registratiedrager met een optisch uitleesbare, langs sporen gerangschikte, informatiestruktuur en inrichting voor het uitlezen daarvan.

Publications (2)

Publication Number Publication Date
SE7609291L SE7609291L (sv) 1977-02-27
SE424235B true SE424235B (sv) 1982-07-05

Family

ID=19824353

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7609291A SE424235B (sv) 1975-08-26 1976-08-23 Uppteckningsberare for information innefattande en optiskt lesbar informationsstruktur och apparat for avlesning av densamma

Country Status (17)

Country Link
JP (1) JPS5228303A (es)
AT (1) AT351819B (es)
AU (1) AU505280B2 (es)
BE (1) BE845468A (es)
CA (1) CA1082356A (es)
CH (1) CH612781A5 (es)
DE (1) DE2636464C2 (es)
DK (1) DK378976A (es)
ES (1) ES450938A1 (es)
FR (1) FR2322418A1 (es)
GB (1) GB1516285A (es)
IT (1) IT1071416B (es)
NL (1) NL7510035A (es)
NO (1) NO762892L (es)
NZ (1) NZ181831A (es)
SE (1) SE424235B (es)
ZA (1) ZA764771B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122551A (en) * 1977-04-08 1978-10-24 Xerox Corporation Optical data storage and retrieval system
FR2396379A1 (fr) * 1977-07-01 1979-01-26 Thomson Brandt Lecteur optique de disque d'information muni d'un dispositif d'acces automatique aux informations
NL7811003A (nl) * 1978-11-06 1980-05-08 Philips Nv Schijfvormige, optisch uitleesbare registratiedrager, als opslagmedium voor data-informatie.
US4484319A (en) * 1980-09-19 1984-11-20 Matsushita Electric Industrial Co., Ltd. Apparatus for locating a track on disc-like optical information carriers
JPS57105828A (en) * 1980-12-19 1982-07-01 Matsushita Electric Ind Co Ltd Optical disk recording and reproducing system
US4805162A (en) * 1982-11-01 1989-02-14 Storage Technology Partners Ii Fine and coarse servo system for access and tracking on an optical disk
JPH0719377B2 (ja) * 1982-11-01 1995-03-06 スタッフ・テクノロジー・パートナーズ・トウー 光ディスクのアクセス―トラッキング用微動―粗動サーボシステム
NL8503411A (nl) * 1985-12-11 1987-07-01 Philips Nv Inrichting voor het bepalen van een centreringsfout van een ronde spoorvormige informatiestruktuur in een optische registratiedrager ten opzichte van de draaiingsas van een draaitafel waarop de registratiedrager is aangebracht, alsmede een apparaat voorzien van een dergelijke inrichting en een registratiedrager geschikt voor gebruik in deze inrichting.
NL8600934A (nl) * 1986-04-14 1987-11-02 Optical Storage Int Optische registratiedrager en inrichting voor het uitlezen van de registratiedrager.
US4945476A (en) * 1988-02-26 1990-07-31 Elsevier Science Publishing Company, Inc. Interactive system and method for creating and editing a knowledge base for use as a computerized aid to the cognitive process of diagnosis
DE69233335T2 (de) * 1991-12-02 2005-02-10 Koninklijke Philips Electronics N.V. Geschlossenes Informationssystem mit Kopierschutz

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2037800A1 (de) * 1970-07-30 1972-02-03 Wittmoser Schall oder Bildplatte
NL7314267A (nl) * 1973-10-17 1975-04-21 Philips Nv Registratiedrager waarop informatie is aangebracht in een optisch uitleesbare struktuur.
NL7401858A (nl) * 1974-02-12 1975-08-14 Philips Nv Registratiedrager waarop informatie is aange- t in een optisch uitleesbare struktuur.

Also Published As

Publication number Publication date
IT1071416B (it) 1985-04-10
DK378976A (da) 1977-02-27
ZA764771B (en) 1978-03-29
NL7510035A (nl) 1977-03-01
GB1516285A (en) 1978-07-05
NZ181831A (en) 1980-09-12
ATA626776A (de) 1979-01-15
CH612781A5 (en) 1979-08-15
FR2322418A1 (fr) 1977-03-25
CA1082356A (en) 1980-07-22
JPS5228303A (en) 1977-03-03
NO762892L (es) 1977-03-01
DE2636464C2 (de) 1984-04-05
SE7609291L (sv) 1977-02-27
DE2636464A1 (de) 1977-03-03
ES450938A1 (es) 1977-12-01
AU505280B2 (en) 1979-11-15
FR2322418B1 (es) 1981-09-25
AT351819B (de) 1979-08-10
AU1708076A (en) 1978-03-02
BE845468A (fr) 1977-02-24

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