AR201069A1 - Aparato para leer opticamente un portador de grabaciones reflector - Google Patents

Aparato para leer opticamente un portador de grabaciones reflector

Info

Publication number
AR201069A1
AR201069A1 AR256595A AR25659574A AR201069A1 AR 201069 A1 AR201069 A1 AR 201069A1 AR 256595 A AR256595 A AR 256595A AR 25659574 A AR25659574 A AR 25659574A AR 201069 A1 AR201069 A1 AR 201069A1
Authority
AR
Argentina
Prior art keywords
recording carrier
optically read
reflector
reflector recording
optically
Prior art date
Application number
AR256595A
Other languages
English (en)
Spanish (es)
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
Application granted granted Critical
Publication of AR201069A1 publication Critical patent/AR201069A1/es

Links

Classifications

    • 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/122Flying-type heads, e.g. analogous to Winchester type in magnetic recording

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
AR256595A 1973-11-29 1974-11-20 Aparato para leer opticamente un portador de grabaciones reflector AR201069A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7316384A NL7316384A (nl) 1973-11-29 1973-11-29 Inrichting voor het optisch uitlezen van een reflekterende registratiedrager.

Publications (1)

Publication Number Publication Date
AR201069A1 true AR201069A1 (es) 1975-02-06

Family

ID=19820101

Family Applications (1)

Application Number Title Priority Date Filing Date
AR256595A AR201069A1 (es) 1973-11-29 1974-11-20 Aparato para leer opticamente un portador de grabaciones reflector

Country Status (20)

Country Link
US (1) US3950621A (pt)
JP (1) JPS5620614B2 (pt)
AR (1) AR201069A1 (pt)
AT (1) AT346095B (pt)
BE (1) BE822672A (pt)
BR (1) BR7409886A (pt)
CA (1) CA1033065A (pt)
CH (1) CH583447A5 (pt)
CS (1) CS190456B2 (pt)
DE (1) DE2453969C2 (pt)
DK (1) DK136921B (pt)
ES (1) ES432316A1 (pt)
FR (1) FR2253248B1 (pt)
GB (1) GB1490223A (pt)
IT (1) IT1024918B (pt)
NL (1) NL7316384A (pt)
NO (1) NO744237L (pt)
PL (1) PL105849B1 (pt)
SE (1) SE394336B (pt)
ZA (1) ZA747221B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4067639A (en) * 1976-05-27 1978-01-10 Xerox Corporation Holographic scanning spinner
US4530082A (en) * 1982-06-28 1985-07-16 Eastman Kodak Company Optical disc write/read employing passive focus maintenance
JPS6229053Y2 (pt) * 1984-10-16 1987-07-25
GB2216710B (en) * 1988-03-14 1992-09-02 Ici Plc Optical or magneto-optical data system
US5012463A (en) * 1988-03-14 1991-04-30 Bernoulli Optical Systems Company Optical read/write storage system for flexible media having bernoulli stabilization at the optical head

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3155977A (en) * 1959-08-31 1964-11-03 Ibm Resilient recording disk
NL172202C (nl) * 1971-03-11 1983-07-18 Philips Nv Inrichting voor het uitlezen van een plaatvormige informatiedrager bevattende in optische vorm gecodeerde beeld- en/of geluidssignalen.
US3855426A (en) * 1971-03-11 1974-12-17 Philips Corp Video disc recording and optical playback system therefor
NL160138C (nl) * 1972-05-11 1979-09-17 Philips Nv Inrichting voor het uitlezen van een vlakke registratie- drager.

Also Published As

Publication number Publication date
FR2253248A1 (pt) 1975-06-27
DE2453969C2 (de) 1986-04-10
IT1024918B (it) 1978-07-20
CS190456B2 (en) 1979-05-31
CH583447A5 (pt) 1976-12-31
SE7414806L (pt) 1975-05-30
SE394336B (sv) 1977-06-20
CA1033065A (en) 1978-06-13
US3950621A (en) 1976-04-13
DE2453969A1 (de) 1975-06-19
ES432316A1 (es) 1976-11-01
DK136921C (pt) 1978-05-22
ATA946074A (de) 1978-02-15
NL7316384A (nl) 1975-06-02
DK136921B (da) 1977-12-12
BR7409886A (pt) 1976-05-25
JPS5620614B2 (pt) 1981-05-14
NO744237L (pt) 1975-06-23
DK613474A (pt) 1975-07-28
PL105849B1 (pl) 1979-11-30
AU7580674A (en) 1976-05-27
FR2253248B1 (pt) 1980-03-21
ZA747221B (en) 1976-06-30
AT346095B (de) 1978-10-25
JPS5087606A (pt) 1975-07-14
BE822672A (nl) 1975-05-27
GB1490223A (en) 1977-10-26

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