DE3884748T2 - Optische Plattenspieler. - Google Patents

Optische Plattenspieler.

Info

Publication number
DE3884748T2
DE3884748T2 DE88118427T DE3884748T DE3884748T2 DE 3884748 T2 DE3884748 T2 DE 3884748T2 DE 88118427 T DE88118427 T DE 88118427T DE 3884748 T DE3884748 T DE 3884748T DE 3884748 T2 DE3884748 T2 DE 3884748T2
Authority
DE
Germany
Prior art keywords
disk
pickup
data
signal
drive device
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 - Fee Related
Application number
DE88118427T
Other languages
German (de)
English (en)
Other versions
DE3884748D1 (de
Inventor
Kazuyuki Okamoto
Masashi Yagi
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Application granted granted Critical
Publication of DE3884748D1 publication Critical patent/DE3884748D1/de
Publication of DE3884748T2 publication Critical patent/DE3884748T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/14—Control of operating function, e.g. switching from recording to reproducing by sensing movement or position of head, e.g. means moving in correspondence with head movements
    • 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
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • 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
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/0857—Arrangements for mechanically moving the whole head
    • G11B7/08594—Arrangements for mechanically moving the whole head to access both sides of the disc with the same head assembly

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of Heads (AREA)
DE88118427T 1987-11-06 1988-11-04 Optische Plattenspieler. Expired - Fee Related DE3884748T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62281425A JPH01124156A (ja) 1987-11-06 1987-11-06 光学式デイスクプレーヤ

Publications (2)

Publication Number Publication Date
DE3884748D1 DE3884748D1 (de) 1993-11-11
DE3884748T2 true DE3884748T2 (de) 1994-05-05

Family

ID=17638983

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88118427T Expired - Fee Related DE3884748T2 (de) 1987-11-06 1988-11-04 Optische Plattenspieler.

Country Status (5)

Country Link
US (1) US5157648A (US20100056889A1-20100304-C00004.png)
EP (1) EP0315195B1 (US20100056889A1-20100304-C00004.png)
JP (1) JPH01124156A (US20100056889A1-20100304-C00004.png)
KR (1) KR960013014B1 (US20100056889A1-20100304-C00004.png)
DE (1) DE3884748T2 (US20100056889A1-20100304-C00004.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03212858A (ja) * 1990-01-16 1991-09-18 Pioneer Electron Corp 両面演湊ディスクプレーヤ
JPH0412154U (US20100056889A1-20100304-C00004.png) * 1990-05-10 1992-01-31
KR940000677B1 (ko) * 1991-05-10 1994-01-27 삼성전자 주식회사 광디스크 재생장치에 있어서 광픽업위치 제어회로
KR930007026B1 (ko) * 1991-05-31 1993-07-26 삼성전자 주식회사 픽업 이송장치
JPH07122951B2 (ja) * 1991-06-04 1995-12-25 日本コロムビア株式会社 ディスク再生装置
KR970012351A (ko) * 1995-08-21 1997-03-29 김광호 영상반주기용 멀티 플레이어
JP3480633B2 (ja) * 1995-11-13 2003-12-22 パイオニア株式会社 ディスク再生装置
JPH10134499A (ja) * 1996-10-25 1998-05-22 Sony Corp ディスク記録再生装置および方法
US6504798B1 (en) * 1998-10-20 2003-01-07 Micron Technology, Inc. Apparatus and method for providing uninterrupted continuous play during a change of sides of a dual-sided optical disk
US6603715B1 (en) 1998-11-25 2003-08-05 Micron Technology, Inc. Optical disk changer with side switching capabilities
US6587405B1 (en) * 1998-11-25 2003-07-01 Micron Technology, Inc. Linear optical disk changer with side switching capabilities
JP2005302212A (ja) * 2004-04-14 2005-10-27 Tokyo Pigeon Co Ltd ディスクプレーヤ装置
CN108735236B (zh) * 2017-04-13 2021-01-12 光宝电子(广州)有限公司 具有多个光学读写头的光碟机

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4098510A (en) * 1976-03-02 1978-07-04 Sony Corporation Record player
JPS5651061A (en) * 1979-09-29 1981-05-08 Toshiba Corp Recording disc and detector for its playback surface
JPS5677953A (en) * 1979-11-29 1981-06-26 Akai Electric Co Ltd Record reproducing device
BE891132R (fr) * 1981-04-17 1982-03-16 Staar Sa Appareil enregistreur et/ou reproducteur d'informations portees par un support en forme de disque
JPS58212629A (ja) * 1982-06-04 1983-12-10 Sony Corp 光学式デイスク再生装置
JPS59157873A (ja) * 1983-02-25 1984-09-07 Hitachi Ltd 目標トラツク位置検索装置
US4586100A (en) * 1983-03-18 1986-04-29 International Jensen Incorporated Cleaning disc
JPS59191140A (ja) * 1983-04-12 1984-10-30 Onkyo Corp 情報記録円盤の表裏判別装置
JPS607643A (ja) * 1983-06-27 1985-01-16 Fujitsu Ltd 磁気デイスク装置
JPS60120922A (ja) * 1983-12-06 1985-06-28 東京有機化学工業株式会社 水耕系栽培における有害生物防除法
BE903220A (fr) * 1985-09-12 1985-12-31 Pioneer Electronic Corp Systeme de lecture de disque avec operation de demodulation numerique de l'information
EP0270684B1 (en) * 1986-06-05 1993-03-31 Sanyo Electric Co., Ltd. Pickup transfer device of an optical disk apparatus
JPS63225968A (ja) * 1986-10-24 1988-09-20 Aisin Seiki Co Ltd デイスクフアイル装置
DE3779282D1 (de) * 1986-12-27 1992-06-25 Pioneer Electronic Corp Geraet zur wiedergabe von doppelseitigen scheibenfoermigen aufzeichnungstraegern.

Also Published As

Publication number Publication date
EP0315195A3 (en) 1992-01-08
JPH01124156A (ja) 1989-05-17
US5157648A (en) 1992-10-20
KR890008813A (ko) 1989-07-12
DE3884748D1 (de) 1993-11-11
EP0315195A2 (en) 1989-05-10
KR960013014B1 (ko) 1996-09-25
JPH0468700B2 (US20100056889A1-20100304-C00004.png) 1992-11-04
EP0315195B1 (en) 1993-10-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee