AU520835B2 - Optical recording system and method - Google Patents

Optical recording system and method

Info

Publication number
AU520835B2
AU520835B2 AU34232/78A AU3423278A AU520835B2 AU 520835 B2 AU520835 B2 AU 520835B2 AU 34232/78 A AU34232/78 A AU 34232/78A AU 3423278 A AU3423278 A AU 3423278A AU 520835 B2 AU520835 B2 AU 520835B2
Authority
AU
Australia
Prior art keywords
optical recording
recording system
optical
recording
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
AU34232/78A
Other versions
AU3423278A (en
Inventor
Finch Feshbach Et Al Hugh
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.)
WORLD DEVELOPMENT LABORATORIES
Original Assignee
WORLD DEV LAB
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 WORLD DEV LAB filed Critical WORLD DEV LAB
Publication of AU3423278A publication Critical patent/AU3423278A/en
Application granted granted Critical
Publication of AU520835B2 publication Critical patent/AU520835B2/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
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
    • 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
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0953—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for eccentricity of the disc or disc tracks
    • 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
    • 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
    • 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
    • G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • G11B9/04—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electric resistance; Record carriers therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/21—Intermediate information storage
    • H04N1/2166—Intermediate information storage for mass storage, e.g. in document filing systems
    • H04N1/217—Interfaces allowing access to a single user
    • H04N1/2175—Interfaces allowing access to a single user with local image input
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
AU34232/78A 1977-03-24 1978-03-17 Optical recording system and method Expired AU520835B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78105677A 1977-03-24 1977-03-24
USUS781056 1977-03-24

Publications (2)

Publication Number Publication Date
AU3423278A AU3423278A (en) 1979-09-20
AU520835B2 true AU520835B2 (en) 1982-03-04

Family

ID=25121529

Family Applications (1)

Application Number Title Priority Date Filing Date
AU34232/78A Expired AU520835B2 (en) 1977-03-24 1978-03-17 Optical recording system and method

Country Status (9)

Country Link
JP (1) JPS53119005A (en)
AU (1) AU520835B2 (en)
BR (1) BR7801789A (en)
CA (1) CA1115838A (en)
DE (1) DE2812886A1 (en)
FR (1) FR2385170B1 (en)
GB (1) GB1602893A (en)
NL (1) NL7803200A (en)
SE (1) SE438929B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205339A (en) * 1978-07-20 1980-05-27 Eastman Kodak Company Frame storage and retrieval wherein the frame fields are quadrature amplitude modulated on a single carrier
BE871326A (en) * 1978-10-23 1979-04-17 Mca Disco Vision METHOD AND DEVICE FOR RECORDING AND REPRODUCING A VIDEO SIGNAL.
USRE32431E (en) * 1978-11-16 1987-06-02 Discovision Associates System for rotating an information storage disc at a variable angular velocity to recover information therefrom at a prescribed constant rate
US4229808A (en) * 1978-12-21 1980-10-21 Ncr Corporation Method for recording multiple data segments on a storage disc with eccentricity factor
US4264986A (en) * 1979-03-12 1981-04-28 Willis Craig I Information-recording process & apparatus
US4290122A (en) * 1979-05-14 1981-09-15 Xerox Corporation Self-synchronizing clock source for optical memories
US4268840A (en) * 1979-07-27 1981-05-19 Xerox Corporation Optical recording member
JPS5621893A (en) * 1979-07-27 1981-02-28 Xerox Corp Optical recording part
JPS57208639A (en) * 1981-06-18 1982-12-21 Toshiba Corp Recording method of disk
JPS58194149A (en) * 1982-05-08 1983-11-12 Asahi Optical Co Ltd Information reader from optical recording carrier
CA1198209A (en) * 1983-11-24 1985-12-17 Northern Telecom Limited Optical disc
JPS60236119A (en) * 1984-05-09 1985-11-22 Toshiba Corp Optical information recording and reproducing device

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE702967C (en) * 1938-03-15 1941-02-20 Ernst Bergmann Method for recording and playing back optical sound recordings
US3365706A (en) * 1964-04-15 1968-01-23 Gilbert W. King Photo-optical data storage and retrieval system employing error detection and error location identification components
FR1471797A (en) * 1965-03-20 1967-03-03 Bosch Gmbh Robert Method and device for recording information
US3665483A (en) * 1969-06-06 1972-05-23 Chase Manhattan Capital Corp Laser recording medium
US3774172A (en) * 1972-03-23 1973-11-20 D Silverman Random access multiple disc optical information storage system
FR2212070A6 (en) * 1972-08-25 1974-07-19 Thomson Csf
NL7212015A (en) * 1972-09-04 1974-03-06
NL174591C (en) * 1973-02-09 1984-07-02 Philips Nv DISC REGISTRATION CARRIER BODY.
CA1013854A (en) * 1973-02-20 1977-07-12 John S. Winslow Videodisc mastering system
NL165316C (en) * 1973-10-01 1981-03-16 Mca Disco Vision METHOD FOR MANUFACTURING A WRITTEN VIDEO PRINTING DIES FROM A MOTHER'S DISC.
JPS50136051A (en) * 1974-04-15 1975-10-28
JPS5444524B2 (en) * 1974-09-13 1979-12-26
JPS5842527B2 (en) * 1975-02-08 1983-09-20 ティアック株式会社 Disk Jiyouki Rokubaitaiheno Jiyouhoushingounokirokuhouhou
DE2522405C2 (en) * 1975-05-21 1982-04-15 Philips Patentverwaltung Gmbh, 2000 Hamburg Multi-channel optical disk storage system for storing digital information
FR2366636A1 (en) * 1976-10-01 1978-04-28 Thomson Brandt DEVICE FOR OPTICAL RECORDING OF INFORMATION ON A MEDIA WITH SLAVE OF THE POSITION OF THE RECORDING TASK ON THE INFORMATION MEDIA

Also Published As

Publication number Publication date
JPS53119005A (en) 1978-10-18
FR2385170B1 (en) 1985-08-09
NL7803200A (en) 1978-09-26
DE2812886A1 (en) 1978-10-26
JPS6244333B2 (en) 1987-09-19
AU3423278A (en) 1979-09-20
BR7801789A (en) 1979-01-02
GB1602893A (en) 1981-11-18
SE7803292L (en) 1978-09-25
SE438929B (en) 1985-05-13
CA1115838A (en) 1982-01-05
FR2385170A1 (en) 1978-10-20

Similar Documents

Publication Publication Date Title
AU520834B2 (en) Random selection tape recording system and method
JPS5466103A (en) Method of and system for recording optical data
AU516911B2 (en) Optical record carrier
AU513784B2 (en) Frequency selective optical data storage system
AU546615B2 (en) Electro-optical system
EP0035288A3 (en) Optical tracking method and system
HK42186A (en) Optical transducer and focusing system
AU6270980A (en) Optical focussing - error detection system
AU536456B2 (en) Recording and/or playback apparatus
AU544600B2 (en) Laser recording system
GB2000666B (en) Recording and reproducing system
AU522958B2 (en) Optical read-write system
AU532078B2 (en) Recording system and cassette
AU531122B2 (en) Optical information record
AU507188B2 (en) Magnetofluidic recording
AU530312B2 (en) Recording and or playback apparatus
AU525226B2 (en) Recording and/or reproducing apparatus
AU520835B2 (en) Optical recording system and method
AU509322B2 (en) Optical recording
AU507487B2 (en) Recording method
AU519663B2 (en) Optical recording disc
AU521471B2 (en) Magnet-fluidic recording apparatus
JPS53125802A (en) Optical data storage and reproduction system
JPS5345505A (en) Optical recording method
SU677827A1 (en) Hole-working method