NL7309174A - Registratiedrager waarop informatie is vastgelegd in een optische struktuur. - Google Patents

Registratiedrager waarop informatie is vastgelegd in een optische struktuur.

Info

Publication number
NL7309174A
NL7309174A NL7309174A NL7309174A NL7309174A NL 7309174 A NL7309174 A NL 7309174A NL 7309174 A NL7309174 A NL 7309174A NL 7309174 A NL7309174 A NL 7309174A NL 7309174 A NL7309174 A NL 7309174A
Authority
NL
Netherlands
Prior art keywords
recorded
information
optical structure
registration carrier
registration
Prior art date
Application number
NL7309174A
Other languages
English (en)
Other versions
NL172111C (nl
NL172111B (nl
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
Priority to NLAANVRAGE7309174,A priority Critical patent/NL172111C/nl
Priority to DE2429850A priority patent/DE2429850C2/de
Priority to ES427804A priority patent/ES427804A1/es
Priority to NO742366A priority patent/NO144551C/no
Priority to AT538774A priority patent/AT346096B/de
Priority to GB28824/74A priority patent/GB1479294A/en
Priority to DK351274AA priority patent/DK137735B/da
Priority to SE7408535A priority patent/SE402368B/xx
Priority to ZA00744185A priority patent/ZA744185B/xx
Priority to IT69079/74A priority patent/IT1014438B/it
Priority to CH899674A priority patent/CH592349A5/xx
Priority to JP7577874A priority patent/JPS5623221B2/ja
Priority to AU70742/74A priority patent/AU492787B2/en
Priority to BE146165A priority patent/BE817188A/xx
Priority to FR7422976A priority patent/FR2236240B1/fr
Priority to CA203,876A priority patent/CA1039402A/en
Priority to BR5448/74A priority patent/BR7405448D0/pt
Publication of NL7309174A publication Critical patent/NL7309174A/nl
Publication of NL172111B publication Critical patent/NL172111B/nl
Application granted granted Critical
Publication of NL172111C publication Critical patent/NL172111C/nl

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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
NLAANVRAGE7309174,A 1973-07-02 1973-07-02 Registratiedrager waarop informatie is vastgelegd in een optische struktuur en inrichting voor het inschrijven van een dergelijke registratiedrager. NL172111C (nl)

Priority Applications (17)

Application Number Priority Date Filing Date Title
NLAANVRAGE7309174,A NL172111C (nl) 1973-07-02 1973-07-02 Registratiedrager waarop informatie is vastgelegd in een optische struktuur en inrichting voor het inschrijven van een dergelijke registratiedrager.
DE2429850A DE2429850C2 (de) 1973-07-02 1974-06-21 Aufzeichnungsträger, auf dem Information in einer optischen Beugungsstruktur aufgezeichnet ist
NO742366A NO144551C (no) 1973-07-02 1974-06-28 Opptegningsbaerer med informasjon opptegnet som optisk struktur og apparat for opptegning av informasjon paa en slik opptegningsbaerer
AT538774A AT346096B (de) 1973-07-02 1974-06-28 Aufzeichnungstraeger und vorrichtung zum beschreiben eines solchen
GB28824/74A GB1479294A (en) 1973-07-02 1974-06-28 Optical recording
DK351274AA DK137735B (da) 1973-07-02 1974-06-28 Optegnelsesbærer, hvor information er optegnet i en optisk struktur, og apparat til optegning af information på en sådan optegnelsesbærer.
SE7408535A SE402368B (sv) 1973-07-02 1974-06-28 Uppteckningsberare samt apparat for framstellning av densamma
ZA00744185A ZA744185B (en) 1973-07-02 1974-06-28 Record carrier on which information is recorded in an optical structure
ES427804A ES427804A1 (es) 1973-07-02 1974-06-28 Un dispositivo portador de registro perfeccionado.
CH899674A CH592349A5 (nl) 1973-07-02 1974-07-01
IT69079/74A IT1014438B (it) 1973-07-02 1974-07-01 Supporto di registrazione di infor mazioni in forma di struttura otti ca
JP7577874A JPS5623221B2 (nl) 1973-07-02 1974-07-02
AU70742/74A AU492787B2 (en) 1973-07-02 1974-07-02 Record carrier on which information is recorded inan optical structure
BE146165A BE817188A (fr) 1973-07-02 1974-07-02 Porte-enregistrement muni d'information enregistree dans une structure optique
FR7422976A FR2236240B1 (nl) 1973-07-02 1974-07-02
CA203,876A CA1039402A (en) 1973-07-02 1974-07-02 Record carrier on which information is recorded in an optical structure
BR5448/74A BR7405448D0 (pt) 1973-07-02 1974-07-02 Portadora de registro e aparelho para escrever informacao em uma portadora de registro

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7309174,A NL172111C (nl) 1973-07-02 1973-07-02 Registratiedrager waarop informatie is vastgelegd in een optische struktuur en inrichting voor het inschrijven van een dergelijke registratiedrager.

Publications (3)

Publication Number Publication Date
NL7309174A true NL7309174A (nl) 1975-01-06
NL172111B NL172111B (nl) 1983-02-01
NL172111C NL172111C (nl) 1983-07-01

Family

ID=19819188

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7309174,A NL172111C (nl) 1973-07-02 1973-07-02 Registratiedrager waarop informatie is vastgelegd in een optische struktuur en inrichting voor het inschrijven van een dergelijke registratiedrager.

Country Status (16)

Country Link
JP (1) JPS5623221B2 (nl)
AT (1) AT346096B (nl)
BE (1) BE817188A (nl)
BR (1) BR7405448D0 (nl)
CA (1) CA1039402A (nl)
CH (1) CH592349A5 (nl)
DE (1) DE2429850C2 (nl)
DK (1) DK137735B (nl)
ES (1) ES427804A1 (nl)
FR (1) FR2236240B1 (nl)
GB (1) GB1479294A (nl)
IT (1) IT1014438B (nl)
NL (1) NL172111C (nl)
NO (1) NO144551C (nl)
SE (1) SE402368B (nl)
ZA (1) ZA744185B (nl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7506495A (nl) * 1975-06-02 1976-12-06 Philips Nv Inrichting voor het uitlezen van een registratie- drager.
JPS5242034U (nl) * 1975-09-18 1977-03-25
FR2330108A1 (fr) * 1975-10-31 1977-05-27 Hitachi Ltd Appareil de restitution d'informations
US4097895A (en) * 1976-03-19 1978-06-27 Rca Corporation Multilayer optical record
JPS5363002A (en) * 1976-11-18 1978-06-06 Sony Corp Signal recording system and disk type medium for recording signal
JPS5369006A (en) * 1976-11-30 1978-06-20 Sony Corp Reproducer of disc form signal recording media
JPS54141604A (en) * 1978-04-27 1979-11-05 Nippon Columbia Optical disk and method of fabricating original disk of optical disk
CH636212A5 (en) * 1978-10-17 1983-05-13 Mca Disco Vision Medium carrying recorded information
NL7902363A (nl) * 1979-03-27 1980-09-30 Philips Nv Registratiedrager met een optisch uitleesbare informa- tiestruktuur.
JPH0335455Y2 (nl) * 1986-01-10 1991-07-26

Also Published As

Publication number Publication date
NL172111C (nl) 1983-07-01
DK137735C (nl) 1978-10-02
NO144551C (no) 1981-09-16
FR2236240A1 (nl) 1975-01-31
IT1014438B (it) 1977-04-20
ES427804A1 (es) 1976-08-01
AT346096B (de) 1978-10-25
ZA744185B (en) 1976-02-25
NL172111B (nl) 1983-02-01
DE2429850C2 (de) 1982-11-18
CH592349A5 (nl) 1977-10-31
DE2429850A1 (de) 1975-01-30
SE7408535L (nl) 1975-01-03
CA1039402A (en) 1978-09-26
GB1479294A (en) 1977-07-13
JPS5623221B2 (nl) 1981-05-29
AU7074274A (en) 1976-01-08
FR2236240B1 (nl) 1979-08-24
JPS5034508A (nl) 1975-04-02
SE402368B (sv) 1978-06-26
BR7405448D0 (pt) 1975-04-15
BE817188A (fr) 1975-01-02
NO144551B (no) 1981-06-09
DK137735B (da) 1978-04-24
DK351274A (nl) 1975-02-24
NO742366L (nl) 1975-01-27
ATA538774A (de) 1978-02-15

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Legal Events

Date Code Title Description
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee