AU512359B2 - Information storage member - Google Patents

Information storage member

Info

Publication number
AU512359B2
AU512359B2 AU41545/78A AU4154578A AU512359B2 AU 512359 B2 AU512359 B2 AU 512359B2 AU 41545/78 A AU41545/78 A AU 41545/78A AU 4154578 A AU4154578 A AU 4154578A AU 512359 B2 AU512359 B2 AU 512359B2
Authority
AU
Australia
Prior art keywords
information storage
storage member
information
storage
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
AU41545/78A
Other versions
AU4154578A (en
Inventor
J. S. and Dakin W. R Winslow
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.)
Discovision Associates
Original Assignee
MCA Discovision Inc
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
Priority to CH1072578A priority Critical patent/CH636212A5/en
Priority to CH684581A priority patent/CH636467A5/en
Priority to CH684181A priority patent/CH636466A5/en
Priority to AU41545/78A priority patent/AU512359B2/en
Application filed by MCA Discovision Inc filed Critical MCA Discovision Inc
Priority to FR7917918A priority patent/FR2464608A1/en
Publication of AU4154578A publication Critical patent/AU4154578A/en
Application granted granted Critical
Publication of AU512359B2 publication Critical patent/AU512359B2/en
Priority to CH684281A priority patent/CH636213A5/en
Priority to CH684481A priority patent/CH636215A5/en
Priority to CH684381A priority patent/CH636214A5/en
Expired legal-status Critical Current

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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
AU41545/78A 1978-10-17 1978-11-13 Information storage member Expired AU512359B2 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH1072578A CH636212A5 (en) 1978-10-17 1978-10-17 Medium carrying recorded information
CH684581A CH636467A5 (en) 1978-10-17 1978-10-17 Method and device for recording a modulated electrical signal
CH684181A CH636466A5 (en) 1978-10-17 1978-10-17 Method and device for recording information in the form of a frequency-modulated signal
AU41545/78A AU512359B2 (en) 1978-10-17 1978-11-13 Information storage member
FR7917918A FR2464608A1 (en) 1978-10-17 1979-07-10 INFORMATION RECORDING MEDIUM
CH684281A CH636213A5 (en) 1978-10-17 1981-10-27 Method and device for reading an information signal
CH684481A CH636215A5 (en) 1978-10-17 1981-10-27 Method and device for recording and monitoring video information
CH684381A CH636214A5 (en) 1978-10-17 1981-10-27 Method and device for recording and reproducing information

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH1072578A CH636212A5 (en) 1978-10-17 1978-10-17 Medium carrying recorded information
AU41545/78A AU512359B2 (en) 1978-10-17 1978-11-13 Information storage member
FR7917918A FR2464608A1 (en) 1978-10-17 1979-07-10 INFORMATION RECORDING MEDIUM

Publications (2)

Publication Number Publication Date
AU4154578A AU4154578A (en) 1980-05-22
AU512359B2 true AU512359B2 (en) 1980-10-09

Family

ID=27154079

Family Applications (1)

Application Number Title Priority Date Filing Date
AU41545/78A Expired AU512359B2 (en) 1978-10-17 1978-11-13 Information storage member

Country Status (3)

Country Link
AU (1) AU512359B2 (en)
CH (6) CH636467A5 (en)
FR (1) FR2464608A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8601006A (en) * 1986-04-21 1987-11-16 Philips Nv METHOD FOR SCANNING A RADIATION-SENSITIVE REGISTRATION SURFACE OF A ROTATING DISK CARRIER USING A MODULATED RADIATION BEAM, AND OPTICAL WRITING DEVICE FOR CARRYING OUT THE METHOD

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1013854A (en) * 1973-02-20 1977-07-12 John S. Winslow Videodisc mastering system
NL172111C (en) * 1973-07-02 1983-07-01 Philips Nv REGISTRATION CARRIER ON WHICH INFORMATION IS STORED IN AN OPTICAL STRUCTURE AND DEVICE FOR REGISTERING SUCH REGISTRATION CARRIER.
FR2355337A1 (en) * 1976-06-18 1978-01-13 Thomson Brandt Optical read-write system for disc memories - has disc sandwiched between covers to prevent errors due to dust particles or surface scratches (NL 20.12.77)
EP0044122A3 (en) * 1978-03-27 1982-08-04 Discovision Associates Method and apparatus for writing a signal information track on a disc

Also Published As

Publication number Publication date
AU4154578A (en) 1980-05-22
CH636466A5 (en) 1983-05-31
CH636215A5 (en) 1983-05-13
CH636214A5 (en) 1983-05-13
CH636213A5 (en) 1983-05-13
CH636212A5 (en) 1983-05-13
CH636467A5 (en) 1983-05-31
FR2464608A1 (en) 1981-03-06

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