DE69215475D1 - Wiedergabekopfantrieb für Plattenspieler mit doppelseitiger Wiedergabe - Google Patents

Wiedergabekopfantrieb für Plattenspieler mit doppelseitiger Wiedergabe

Info

Publication number
DE69215475D1
DE69215475D1 DE69215475T DE69215475T DE69215475D1 DE 69215475 D1 DE69215475 D1 DE 69215475D1 DE 69215475 T DE69215475 T DE 69215475T DE 69215475 T DE69215475 T DE 69215475T DE 69215475 D1 DE69215475 D1 DE 69215475D1
Authority
DE
Germany
Prior art keywords
playhead
turntables
double
drive
sided playback
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
DE69215475T
Other languages
English (en)
Other versions
DE69215475T2 (de
Inventor
Kazuyuki Takizawa
Hideki Okii
Minoru Otsuka
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
Priority claimed from JP3278736A external-priority patent/JPH0594627A/ja
Priority claimed from JP27873491A external-priority patent/JPH0594625A/ja
Priority claimed from JP3278735A external-priority patent/JPH0594626A/ja
Priority claimed from JP3278733A external-priority patent/JPH0594681A/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE69215475D1 publication Critical patent/DE69215475D1/de
Application granted granted Critical
Publication of DE69215475T2 publication Critical patent/DE69215475T2/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
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • 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
DE69215475T 1991-09-30 1992-09-30 Wiedergabekopfantrieb für Plattenspieler mit doppelseitiger Wiedergabe Expired - Fee Related DE69215475T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP3278736A JPH0594627A (ja) 1991-09-30 1991-09-30 デイスクプレーヤにおけるピツクアツプ移動機構
JP27873491A JPH0594625A (ja) 1991-09-30 1991-09-30 デイスクプレーヤのピツクアツプ移動機構
JP3278735A JPH0594626A (ja) 1991-09-30 1991-09-30 デイスクプレーヤにおけるピツクアツプ移動機構
JP3278733A JPH0594681A (ja) 1991-09-30 1991-09-30 デイスクプレーヤ

Publications (2)

Publication Number Publication Date
DE69215475D1 true DE69215475D1 (de) 1997-01-09
DE69215475T2 DE69215475T2 (de) 1997-03-27

Family

ID=27479175

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69215475T Expired - Fee Related DE69215475T2 (de) 1991-09-30 1992-09-30 Wiedergabekopfantrieb für Plattenspieler mit doppelseitiger Wiedergabe

Country Status (3)

Country Link
US (1) US5311497A (de)
EP (1) EP0535646B1 (de)
DE (1) DE69215475T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5677899A (en) 1991-02-15 1997-10-14 Discovision Associates Method for moving carriage assembly from initial position to target position relative to storage medium
US6236625B1 (en) 1991-02-15 2001-05-22 Discovision Associates Optical disc system having current monitoring circuit with controller for laser driver and method for operating same
US5729511A (en) 1991-02-15 1998-03-17 Discovision Associates Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal
JPH0636292A (ja) * 1992-07-20 1994-02-10 Sony Corp 光学ピックアップ駆動装置
KR950000893B1 (ko) * 1992-12-31 1995-02-03 대우전자 주식회사 멀티디스크플레이어의 픽업 반전장치
JPH08153333A (ja) * 1994-11-29 1996-06-11 Sanyo Electric Co Ltd 光ピックアップ装置
US6434087B1 (en) 1995-01-25 2002-08-13 Discovision Associates Optical disc system and method for controlling bias coil and light source to process information on a storage medium
KR100269143B1 (ko) * 1997-12-29 2000-10-16 윤종용 디스크플레이어
JP3509596B2 (ja) * 1998-02-06 2004-03-22 ティアック株式会社 ピックアップ調整機構
WO2000002201A1 (fr) * 1998-07-02 2000-01-13 Matsushita Electric Industrial Co., Ltd. Lecteur de disque
WO2000022616A1 (fr) * 1998-10-09 2000-04-20 Sony Corporation Appareil d'enregistrement et/ou de reproduction
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
US6587405B1 (en) * 1998-11-25 2003-07-01 Micron Technology, Inc. Linear optical disk changer with side switching capabilities
US6603715B1 (en) * 1998-11-25 2003-08-05 Micron Technology, Inc. Optical disk changer with side switching capabilities
JP4075179B2 (ja) * 1999-01-07 2008-04-16 ソニー株式会社 ディスク記録及び／又は再生装置及びディスク記録及び／又は再生方法
US7330638B2 (en) * 2001-08-02 2008-02-12 Warner Bros. Home Entertainment Inc. Apparatus generating content codes for audiovisual programs
US7231131B2 (en) * 2001-08-02 2007-06-12 Warner Bros. Home Entertainment Inc. Apparatus for generating content codes for audiovisual programs by multiple viewers
JP2003249041A (ja) * 2002-02-26 2003-09-05 Citizen Watch Co Ltd ディスク駆動装置
US20050108741A1 (en) * 2003-11-19 2005-05-19 Cookson Christopher J. Disc drive or player for reading double-sided optical discs
US7512048B2 (en) * 2003-11-20 2009-03-31 Warner Bros. Entertainment Inc. Method and apparatus for reading optical discs having different configurations
JP3859005B2 (ja) * 2004-01-07 2006-12-20 船井電機株式会社 ディスクプレーヤ
US20070053276A1 (en) * 2005-09-08 2007-03-08 Hanks D M Optics for double-sided media

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2522045C2 (de) * 1975-05-17 1982-05-19 Chemische Werke Hüls AG, 4370 Marl Verwendung eines flüssigen, lösemittelarmen bzw. lösemittelfreien Überzugsmittels zur Herstellung von Überzügen
JPS57164451A (en) * 1981-03-31 1982-10-09 Ricoh Co Ltd Optical disk device
JPS57169936A (en) * 1981-04-14 1982-10-19 Ricoh Co Ltd Optical disc device
JPH0614256Y2 (ja) * 1987-03-06 1994-04-13 パイオニア株式会社 光学式デイスクプレ−ヤ
EP0314394A3 (en) * 1987-10-27 1990-10-17 Pioneer Electronic Corporation Disk drive with means to play either side of a disk
US5208798A (en) * 1987-11-30 1993-05-04 Pioneer Electronic Corporation Double-sided disk player
US5097465A (en) * 1988-06-20 1992-03-17 Pioneer Electronic Corporation Double-side playing optical disk player
JPH02232820A (ja) * 1989-03-06 1990-09-14 Pioneer Electron Corp 両面再生ディスクプレーヤ
JPH0648568Y2 (ja) * 1989-03-09 1994-12-12 パイオニア株式会社 光ピックアップ装置のチルト機構
JP2519827B2 (ja) * 1990-09-14 1996-07-31 シャープ株式会社 ディスク再生装置

Also Published As

Publication number Publication date
EP0535646B1 (de) 1996-11-27
US5311497A (en) 1994-05-10
DE69215475T2 (de) 1997-03-27
EP0535646A1 (de) 1993-04-07

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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