AU1708076A - Record carrier - Google Patents

Record carrier

Info

Publication number
AU1708076A
AU1708076A AU17080/76A AU1708076A AU1708076A AU 1708076 A AU1708076 A AU 1708076A AU 17080/76 A AU17080/76 A AU 17080/76A AU 1708076 A AU1708076 A AU 1708076A AU 1708076 A AU1708076 A AU 1708076A
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 versions
AU505280B2 (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
AU17080/76A 1975-08-26 1976-08-24 Record carrier Expired AU505280B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NLNL7510035 1975-08-26
NL7510035A NL7510035A (en) 1975-08-26 1975-08-26 REGISTRATION CARRIER WITH AN OPTICALLY READABLE, TRACK-SIZED, INFORMATION STRUCTURE AND DEVICE FOR READING THIS.

Publications (2)

Publication Number Publication Date
AU1708076A true AU1708076A (en) 1978-03-02
AU505280B2 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 (en)
AT (1) AT351819B (en)
AU (1) AU505280B2 (en)
BE (1) BE845468A (en)
CA (1) CA1082356A (en)
CH (1) CH612781A5 (en)
DE (1) DE2636464C2 (en)
DK (1) DK378976A (en)
ES (1) ES450938A1 (en)
FR (1) FR2322418A1 (en)
GB (1) GB1516285A (en)
IT (1) IT1071416B (en)
NL (1) NL7510035A (en)
NO (1) NO762892L (en)
NZ (1) NZ181831A (en)
SE (1) SE424235B (en)
ZA (1) ZA764771B (en)

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 (en) * 1977-07-01 1979-01-26 Thomson Brandt OPTICAL INFORMATION DISC READER EQUIPPED WITH AN AUTOMATIC INFORMATION ACCESS DEVICE
NL7811003A (en) * 1978-11-06 1980-05-08 Philips Nv DISC-SHAPED, OPTICALLY READABLE RECORD CARRIER, AS A STORAGE MEDIUM FOR DATA INFORMATION.
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
WO1984001849A1 (en) * 1982-11-01 1984-05-10 Storage Technology Partners Fine and coarse servo system for access and tracking on an optical disk
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
NL8503411A (en) * 1985-12-11 1987-07-01 Philips Nv DEVICE FOR DETERMINING A CENTERING ERROR OF A ROUND TRACKED INFORMATION STRUCTURE IN AN OPTICAL REGISTRATION CARRIER WITH REGARD TO THE ROTATING AXIS OF A TURNTABLE ON WHICH THE REGISTRATION CARRIER IS INCLUDED IN A PURPOSE, INCLUDING ANY APPARATUS, INCLUDING ANY APPARATUS.
NL8600934A (en) * 1986-04-14 1987-11-02 Optical Storage Int OPTICAL REGISTRATION CARRIER AND DEVICE FOR READING THE REGISTRATION CARRIER.
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 (en) * 1991-12-02 2005-02-10 Koninklijke Philips Electronics N.V. Closed information system with copy protection

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2037800A1 (en) * 1970-07-30 1972-02-03 Wittmoser Sound or image plate
NL7314267A (en) * 1973-10-17 1975-04-21 Philips Nv REGISTRATION CARRIER ON WHICH INFORMATION HAS BEEN MADE IN AN OPTICALLY READABLE STRUCTURE.
NL7401858A (en) * 1974-02-12 1975-08-14 Philips Nv REGISTRATION CARRIER ON WHICH INFORMATION IS INDICATED IN AN OPTICALLY READABLE STRUCTURE.

Also Published As

Publication number Publication date
CA1082356A (en) 1980-07-22
CH612781A5 (en) 1979-08-15
DE2636464A1 (en) 1977-03-03
DE2636464C2 (en) 1984-04-05
ES450938A1 (en) 1977-12-01
AU505280B2 (en) 1979-11-15
FR2322418B1 (en) 1981-09-25
AT351819B (en) 1979-08-10
JPS5228303A (en) 1977-03-03
IT1071416B (en) 1985-04-10
BE845468A (en) 1977-02-24
ATA626776A (en) 1979-01-15
NL7510035A (en) 1977-03-01
SE424235B (en) 1982-07-05
SE7609291L (en) 1977-02-27
NZ181831A (en) 1980-09-12
FR2322418A1 (en) 1977-03-25
NO762892L (en) 1977-03-01
ZA764771B (en) 1978-03-29
DK378976A (en) 1977-02-27
GB1516285A (en) 1978-07-05

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