JPH0468700B2 - - Google Patents

Info

Publication number
JPH0468700B2
JPH0468700B2 JP62281425A JP28142587A JPH0468700B2 JP H0468700 B2 JPH0468700 B2 JP H0468700B2 JP 62281425 A JP62281425 A JP 62281425A JP 28142587 A JP28142587 A JP 28142587A JP H0468700 B2 JPH0468700 B2 JP H0468700B2
Authority
JP
Japan
Prior art keywords
disk
disc
pickup
information
signal
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
JP62281425A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01124156A (ja
Inventor
Kazuyuki Okamoto
Masafumi 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
Priority to JP62281425A priority Critical patent/JPH01124156A/ja
Priority to EP88118427A priority patent/EP0315195B1/en
Priority to DE88118427T priority patent/DE3884748T2/de
Priority to US07/267,481 priority patent/US5157648A/en
Priority to KR1019880014627A priority patent/KR960013014B1/ko
Publication of JPH01124156A publication Critical patent/JPH01124156A/ja
Publication of JPH0468700B2 publication Critical patent/JPH0468700B2/ja
Granted 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)
JP62281425A 1987-11-06 1987-11-06 光学式デイスクプレーヤ Granted JPH01124156A (ja)

Priority Applications (5)

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
EP88118427A EP0315195B1 (en) 1987-11-06 1988-11-04 Optical disc player
DE88118427T DE3884748T2 (de) 1987-11-06 1988-11-04 Optische Plattenspieler.
US07/267,481 US5157648A (en) 1987-11-06 1988-11-04 Optical disc player
KR1019880014627A KR960013014B1 (ko) 1987-11-06 1988-11-05 광 디스크 플레이어

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
JPH01124156A JPH01124156A (ja) 1989-05-17
JPH0468700B2 true JPH0468700B2 (US20100056889A1-20100304-C00004.png) 1992-11-04

Family

ID=17638983

Family Applications (1)

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

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
DE3884748T2 (de) 1994-05-05
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
EP0315195B1 (en) 1993-10-06

Similar Documents

Publication Publication Date Title
US5115419A (en) Disc playback device capable of continuously playing back a plurality of discs
JPH01102749A (ja) 光学式ディスク再生装置
JPH0468700B2 (US20100056889A1-20100304-C00004.png)
JPH0917157A (ja) ディスクプレーヤ
JP3128946B2 (ja) ディスク再生装置
JPH0917106A (ja) ディスク判別装置
JP2786909B2 (ja) 光学式再生装置
JP2730202B2 (ja) ディスク再生装置
JPS6226848Y2 (US20100056889A1-20100304-C00004.png)
JPH0917155A (ja) ディスクプレーヤ
KR920003428B1 (ko) 원통형 기록매체 재생장치.
JPH0917156A (ja) ディスクプレーヤ
JPH0481831B2 (US20100056889A1-20100304-C00004.png)
KR19980061650A (ko) 광 디스크 체인저 시스템의 디스크 유무 판별 방법
JPH0528505A (ja) 両面同時再生デイスクレコード
JPH056278B2 (US20100056889A1-20100304-C00004.png)
JPH08241566A (ja) 光学式円盤装置
JPH0430649Y2 (US20100056889A1-20100304-C00004.png)
JPH0758583B2 (ja) ディスク再生装置
JPH0421266B2 (US20100056889A1-20100304-C00004.png)
JP2599826Y2 (ja) ディスク装置
JPS63300488A (ja) ディスク両面再生装置
KR19980079020A (ko) 광 디스크 체인저의 예약 재생 방법
JPH0353717B2 (US20100056889A1-20100304-C00004.png)
JPH0468701B2 (US20100056889A1-20100304-C00004.png)

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees