FR2532460B1 - DISC DRIVE FOR REPRODUCING INFORMATION FROM A DISC CARRYING A SPIRAL RECORDING TRACK - Google Patents

DISC DRIVE FOR REPRODUCING INFORMATION FROM A DISC CARRYING A SPIRAL RECORDING TRACK

Info

Publication number
FR2532460B1
FR2532460B1 FR838313720A FR8313720A FR2532460B1 FR 2532460 B1 FR2532460 B1 FR 2532460B1 FR 838313720 A FR838313720 A FR 838313720A FR 8313720 A FR8313720 A FR 8313720A FR 2532460 B1 FR2532460 B1 FR 2532460B1
Authority
FR
France
Prior art keywords
disc
recording track
reproducing information
spiral recording
carrying
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 - Lifetime
Application number
FR838313720A
Other languages
French (fr)
Other versions
FR2532460A1 (en
Inventor
Akihiko Hiramatsu
Seiji Tanizawa
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2532460A1 publication Critical patent/FR2532460A1/en
Application granted granted Critical
Publication of FR2532460B1 publication Critical patent/FR2532460B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on 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
FR838313720A 1982-08-25 1983-08-25 DISC DRIVE FOR REPRODUCING INFORMATION FROM A DISC CARRYING A SPIRAL RECORDING TRACK Expired - Lifetime FR2532460B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57148094A JPS5938976A (en) 1982-08-25 1982-08-25 Disk reproducer

Publications (2)

Publication Number Publication Date
FR2532460A1 FR2532460A1 (en) 1984-03-02
FR2532460B1 true FR2532460B1 (en) 1992-03-27

Family

ID=15445101

Family Applications (1)

Application Number Title Priority Date Filing Date
FR838313720A Expired - Lifetime FR2532460B1 (en) 1982-08-25 1983-08-25 DISC DRIVE FOR REPRODUCING INFORMATION FROM A DISC CARRYING A SPIRAL RECORDING TRACK

Country Status (7)

Country Link
JP (1) JPS5938976A (en)
KR (1) KR910006076B1 (en)
AU (1) AU563615B2 (en)
CA (1) CA1202720A (en)
DE (1) DE3330544A1 (en)
FR (1) FR2532460B1 (en)
GB (1) GB2127176B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5012460A (en) * 1985-05-31 1991-04-30 Information Storage, Inc. RAM head positioning and tracking system
JP2624698B2 (en) * 1987-08-07 1997-06-25 株式会社東芝 Disc playback device
JP2716226B2 (en) * 1989-11-28 1998-02-18 出光石油化学株式会社 Articulators and packaging bags with articulators
ATE172407T1 (en) * 1993-01-19 1998-11-15 Canon Kk RECORDING DEVICE

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3789378A (en) * 1971-05-24 1974-01-29 Olivetti & Co Spa Transducer positioning mechanism
JPS559355B2 (en) * 1972-05-17 1980-03-10
US3956766A (en) * 1974-11-25 1976-05-11 International Business Machines Corporation Counter resetting circuitry for magnetic disk system
FR2349191A1 (en) * 1976-04-23 1977-11-18 Thomson Brandt OPTICAL INFORMATION DISC READER INCLUDING AN AUTOMATIC INFORMATION ACCESS DEVICE
JPS5916348B2 (en) * 1977-11-29 1984-04-14 日本ビクター株式会社 Information truck position search control method
FR2409572B1 (en) * 1977-11-22 1985-10-04 Victor Company Of Japan SELECTIVE ACCESS DEVICE FOR REPRODUCING APPARATUS WITH ROTATING RECORDING MEDIUM
DE2949015A1 (en) * 1979-12-06 1981-06-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Position finding system for video or sound disc - uses data stored in memory to compare distance between reference signal along track and required position
JPS5737744A (en) * 1980-08-20 1982-03-02 Teac Co Retrieving method of disk device
JPS5760540A (en) * 1980-09-30 1982-04-12 Fujitsu Ltd Track accessing system for optical disc

Also Published As

Publication number Publication date
AU1838083A (en) 1984-03-01
KR910006076B1 (en) 1991-08-12
FR2532460A1 (en) 1984-03-02
GB2127176A (en) 1984-04-04
JPS5938976A (en) 1984-03-03
AU563615B2 (en) 1987-07-16
GB2127176B (en) 1986-04-30
CA1202720A (en) 1986-04-01
DE3330544A1 (en) 1984-03-01
KR840005870A (en) 1984-11-19
GB8322706D0 (en) 1983-09-28
DE3330544C2 (en) 1992-03-05

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