AU505280B2 - Record carrier - Google Patents

Record carrier

Info

Publication number
AU505280B2
AU505280B2 AU17080/76A AU1708076A AU505280B2 AU 505280 B2 AU505280 B2 AU 505280B2 AU 17080/76 A AU17080/76 A AU 17080/76A AU 1708076 A AU1708076 A AU 1708076A AU 505280 B2 AU505280 B2 AU 505280B2
Authority
AU
Australia
Prior art keywords
record carrier
record
carrier
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
AU17080/76A
Other languages
English (en)
Other versions
AU1708076A (en
Inventor
P. J M Janssen
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of AU1708076A publication Critical patent/AU1708076A/en
Application granted granted Critical
Publication of AU505280B2 publication Critical patent/AU505280B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • 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
    • G11B7/005—Reproducing
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital 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)
AU17080/76A 1975-08-26 1976-08-24 Record carrier Expired AU505280B2 (en)

Applications Claiming Priority (2)

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.
NLNL7510035 1975-08-26

Publications (2)

Publication Number Publication Date
AU1708076A AU1708076A (en) 1978-03-02
AU505280B2 true AU505280B2 (en) 1979-11-15

Family

ID=19824353

Family Applications (1)

Application Number Title Priority Date Filing Date
AU17080/76A Expired AU505280B2 (en) 1975-08-26 1976-08-24 Record carrier

Country Status (17)

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

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 (no) 1977-03-01
DE2636464C2 (de) 1984-04-05
SE424235B (sv) 1982-07-05
SE7609291L (sv) 1977-02-27
DE2636464A1 (de) 1977-03-03
ES450938A1 (es) 1977-12-01
FR2322418B1 (no) 1981-09-25
AT351819B (de) 1979-08-10
AU1708076A (en) 1978-03-02
BE845468A (fr) 1977-02-24

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