GB2127176B - Disc players for reproducing information - Google Patents

Disc players for reproducing information

Info

Publication number
GB2127176B
GB2127176B GB08322706A GB8322706A GB2127176B GB 2127176 B GB2127176 B GB 2127176B GB 08322706 A GB08322706 A GB 08322706A GB 8322706 A GB8322706 A GB 8322706A GB 2127176 B GB2127176 B GB 2127176B
Authority
GB
United Kingdom
Prior art keywords
reproducing information
disc players
players
disc
reproducing
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
GB08322706A
Other versions
GB2127176A (en
GB8322706D0 (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 GB8322706D0 publication Critical patent/GB8322706D0/en
Publication of GB2127176A publication Critical patent/GB2127176A/en
Application granted granted Critical
Publication of GB2127176B publication Critical patent/GB2127176B/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
    • 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
GB08322706A 1982-08-25 1983-08-24 Disc players for reproducing information Expired GB2127176B (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
GB8322706D0 GB8322706D0 (en) 1983-09-28
GB2127176A GB2127176A (en) 1984-04-04
GB2127176B true GB2127176B (en) 1986-04-30

Family

ID=15445101

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08322706A Expired GB2127176B (en) 1982-08-25 1983-08-24 Disc players for reproducing information

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
CA1202720A (en) 1986-04-01
DE3330544A1 (en) 1984-03-01
KR840005870A (en) 1984-11-19
FR2532460B1 (en) 1992-03-27
GB8322706D0 (en) 1983-09-28
DE3330544C2 (en) 1992-03-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970824