DE69417987D1 - Spindelsteuerungsschaltung für Antrieb für optische Platten - Google Patents

Spindelsteuerungsschaltung für Antrieb für optische Platten

Info

Publication number
DE69417987D1
DE69417987D1 DE69417987T DE69417987T DE69417987D1 DE 69417987 D1 DE69417987 D1 DE 69417987D1 DE 69417987 T DE69417987 T DE 69417987T DE 69417987 T DE69417987 T DE 69417987T DE 69417987 D1 DE69417987 D1 DE 69417987D1
Authority
DE
Germany
Prior art keywords
drive
control circuit
optical disks
spindle control
spindle
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
DE69417987T
Other languages
English (en)
Other versions
DE69417987T2 (de
Inventor
Akihiro Arisaka
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.)
Kenwood KK
Original Assignee
Kenwood KK
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 Kenwood KK filed Critical Kenwood KK
Publication of DE69417987D1 publication Critical patent/DE69417987D1/de
Application granted granted Critical
Publication of DE69417987T2 publication Critical patent/DE69417987T2/de
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
    • 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
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
    • G11B19/247—Arrangements for providing constant relative speed between record carrier and head using electrical means
DE69417987T 1993-10-29 1994-10-27 Spindelsteuerungsschaltung für Antrieb für optische Platten Expired - Lifetime DE69417987T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29425393A JP3461017B2 (ja) 1993-10-29 1993-10-29 光ディスク装置のスピンドル制御回路

Publications (2)

Publication Number Publication Date
DE69417987D1 true DE69417987D1 (de) 1999-05-27
DE69417987T2 DE69417987T2 (de) 1999-10-14

Family

ID=17805334

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69417987T Expired - Lifetime DE69417987T2 (de) 1993-10-29 1994-10-27 Spindelsteuerungsschaltung für Antrieb für optische Platten
DE0651388T Pending DE651388T1 (de) 1993-10-29 1994-10-27 Spindelsteuerungsschaltung für Antrieb für optische Platten.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE0651388T Pending DE651388T1 (de) 1993-10-29 1994-10-27 Spindelsteuerungsschaltung für Antrieb für optische Platten.

Country Status (4)

Country Link
US (1) US5495465A (de)
EP (1) EP0651388B1 (de)
JP (1) JP3461017B2 (de)
DE (2) DE69417987T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5265079A (en) 1991-02-15 1993-11-23 Applied Magnetics Corporation Seek actuator for optical recording
US6141300A (en) 1989-06-20 2000-10-31 Discovision Associates Optical actuator including lens assembly with optical axis having symmetric suspensory forces acting thereon and optical disc system including 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
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
US6069857A (en) 1991-02-15 2000-05-30 Discovision Associates Optical disc system having improved circuitry for performing blank sector check on readable disc
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
WO1997009717A1 (fr) * 1995-02-24 1997-03-13 Kabushiki Kaisha Kenwood Circuit de commande a vitesse lineaire constante pour appareil a disque optique
US6091684A (en) 1995-01-25 2000-07-18 Discovision Associates Optical disc system and method for changing the rotational rate of an information storage medium
US5748578A (en) 1995-01-25 1998-05-05 Discovision Associates Colpitts type oscillator having reduced ringing and improved optical disc system utilizing same
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
JPH10320773A (ja) * 1997-05-19 1998-12-04 Sony Corp 光ディスクの製造方法、光ディスク及び光ディスク装置
JPH10334584A (ja) * 1997-06-02 1998-12-18 Pioneer Electron Corp 光ディスク記録情報再生装置
TW429373B (en) * 1998-06-23 2001-04-11 Matsushita Electric Ind Co Ltd Optical disk recording apparatus and method for recording data on optical disk
JP3637437B2 (ja) * 1998-11-19 2005-04-13 パイオニア株式会社 光学式記録媒体のドライブ装置
KR100363166B1 (ko) * 2000-02-26 2002-11-30 삼성전자 주식회사 오기록 방지 회로 및 방법
JP4422855B2 (ja) * 2000-03-16 2010-02-24 株式会社日立製作所 ウォブル信号再生回路
JP2002279640A (ja) * 2001-03-21 2002-09-27 Ricoh Co Ltd ウォブル検出回路とその装置
JP4033638B2 (ja) * 2001-03-30 2008-01-16 パイオニア株式会社 光記録媒体の回転制御装置
DE10157332A1 (de) * 2001-11-23 2003-06-05 Thomson Brandt Gmbh Gerät zur Aufzeichnung oder Wiedergabe von Informationen mit Mitteln zum Detektieren oder Verschieben des Abtastortes auf einer Disc mit Wobbelspur
US7130255B2 (en) 2002-04-19 2006-10-31 Gateway Inc. Method of CD/DVD vibration detection by monitoring motor conditions
TWI239512B (en) * 2002-07-24 2005-09-11 Mediatek Inc ADIP demodulation method and apparatus
JP3952300B2 (ja) * 2003-07-29 2007-08-01 船井電機株式会社 光ディスク装置のウォブル信号検出回路
US7109670B1 (en) * 2005-05-25 2006-09-19 Rockwell Automation Technologies, Inc. Motor drive with velocity-second compensation
US7187142B2 (en) * 2005-05-25 2007-03-06 Rockwell Automation Technologies, Inc. Motor drive with velocity noise filter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5764370A (en) * 1980-09-30 1982-04-19 Toshiba Corp Rotation control system of disk recording medium
US5065253A (en) * 1987-12-25 1991-11-12 Pioneer Electronic Corporation Disk player with disk tilt or pickup position responsive noise reduction
JP2638079B2 (ja) * 1988-05-30 1997-08-06 ソニー株式会社 光デイスク装置
JPH0724142B2 (ja) * 1989-04-28 1995-03-15 株式会社ケンウッド 光ディスクのサーボ回路
JPH04318329A (ja) * 1991-04-18 1992-11-09 Matsushita Electric Ind Co Ltd 光ディスク及び光ディスク装置

Also Published As

Publication number Publication date
US5495465A (en) 1996-02-27
JPH07130086A (ja) 1995-05-19
DE651388T1 (de) 1995-11-09
EP0651388B1 (de) 1999-04-21
EP0651388A2 (de) 1995-05-03
JP3461017B2 (ja) 2003-10-27
EP0651388A3 (de) 1995-10-11
DE69417987T2 (de) 1999-10-14

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