CN1178222C - 盘装置 - Google Patents

盘装置 Download PDF

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Publication number
CN1178222C
CN1178222C CNB998031283A CN99803128A CN1178222C CN 1178222 C CN1178222 C CN 1178222C CN B998031283 A CNB998031283 A CN B998031283A CN 99803128 A CN99803128 A CN 99803128A CN 1178222 C CN1178222 C CN 1178222C
Authority
CN
China
Prior art keywords
speed
rotating speed
mentioned
spindle motor
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 - Fee Related
Application number
CNB998031283A
Other languages
English (en)
Chinese (zh)
Other versions
CN1291330A (zh
Inventor
清水雅彦
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN1291330A publication Critical patent/CN1291330A/zh
Application granted granted Critical
Publication of CN1178222C publication Critical patent/CN1178222C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G11B19/28—Speed controlling, regulating, or indicating
    • 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
    • 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
    • G11B19/26—Speed-changing arrangements; Reversing arrangements; Drive-transfer means therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2545—CDs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
    • G11B2220/2575—DVD-RAMs

Landscapes

  • Rotational Drive Of Disk (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
CNB998031283A 1998-12-18 1999-12-17 盘装置 Expired - Fee Related CN1178222C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP361213/1998 1998-12-18
JP10361213A JP2000187931A (ja) 1998-12-18 1998-12-18 ディスク装置

Publications (2)

Publication Number Publication Date
CN1291330A CN1291330A (zh) 2001-04-11
CN1178222C true CN1178222C (zh) 2004-12-01

Family

ID=18472655

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB998031283A Expired - Fee Related CN1178222C (zh) 1998-12-18 1999-12-17 盘装置

Country Status (5)

Country Link
JP (1) JP2000187931A (id)
KR (1) KR20010024928A (id)
CN (1) CN1178222C (id)
ID (1) ID25863A (id)
WO (1) WO2000038186A1 (id)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100466927B1 (ko) * 2001-09-20 2005-01-24 주식회사 히타치엘지 데이터 스토리지 코리아 스핀들 모터의 회전 방향 및 속도 검출장치 및 방법
CN101567204B (zh) * 2008-04-22 2012-07-25 建兴电子科技股份有限公司 用于光驱的主轴马达模块
JP6428042B2 (ja) * 2014-08-21 2018-11-28 株式会社デンソー モータ制御装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02206386A (ja) * 1989-02-06 1990-08-16 Hitachi Ltd スピンドルモータ制御回路
JP2913828B2 (ja) * 1990-11-22 1999-06-28 セイコーエプソン株式会社 ディスクチャツチング機構及びこれを備えたフレキシブルディスクドライブ装置
JPH08275579A (ja) * 1995-03-31 1996-10-18 Sony Corp ディスク装置
JPH08293154A (ja) * 1995-04-21 1996-11-05 Citizen Watch Co Ltd フロッピーディスクドライブのチャッキング機構
JPH09306093A (ja) * 1996-05-15 1997-11-28 Toshiba Corp ディスク再生装置

Also Published As

Publication number Publication date
WO2000038186A1 (fr) 2000-06-29
ID25863A (id) 2000-11-09
CN1291330A (zh) 2001-04-11
KR20010024928A (ko) 2001-03-26
JP2000187931A (ja) 2000-07-04

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20041201

Termination date: 20101217