DE60116701D1 - Plattenlaufwerk und Motor dazu - Google Patents

Plattenlaufwerk und Motor dazu

Info

Publication number
DE60116701D1
DE60116701D1 DE60116701T DE60116701T DE60116701D1 DE 60116701 D1 DE60116701 D1 DE 60116701D1 DE 60116701 T DE60116701 T DE 60116701T DE 60116701 T DE60116701 T DE 60116701T DE 60116701 D1 DE60116701 D1 DE 60116701D1
Authority
DE
Germany
Prior art keywords
motor
disk drive
disk
drive
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
DE60116701T
Other languages
English (en)
Other versions
DE60116701T2 (de
Inventor
Makoto Gotou
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 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
Application granted granted Critical
Publication of DE60116701D1 publication Critical patent/DE60116701D1/de
Publication of DE60116701T2 publication Critical patent/DE60116701T2/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
    • 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
DE60116701T 2000-10-27 2001-10-26 Plattenlaufwerk und Motor dazu Expired - Fee Related DE60116701T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000328593 2000-10-27
JP2000328593 2000-10-27

Publications (2)

Publication Number Publication Date
DE60116701D1 true DE60116701D1 (de) 2006-04-06
DE60116701T2 DE60116701T2 (de) 2006-08-03

Family

ID=18805423

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60125606T Expired - Fee Related DE60125606T2 (de) 2000-10-27 2001-10-26 Plattenlaufwerk und Motor dazu
DE60116701T Expired - Fee Related DE60116701T2 (de) 2000-10-27 2001-10-26 Plattenlaufwerk und Motor dazu

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE60125606T Expired - Fee Related DE60125606T2 (de) 2000-10-27 2001-10-26 Plattenlaufwerk und Motor dazu

Country Status (4)

Country Link
US (2) US6600287B2 (de)
EP (2) EP1202270B1 (de)
CN (2) CN1249909C (de)
DE (2) DE60125606T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60125606T2 (de) * 2000-10-27 2007-10-11 Matsushita Electric Industrial Co., Ltd., Kadoma Plattenlaufwerk und Motor dazu
US6735540B2 (en) * 2001-09-28 2004-05-11 Stmicroelectronics, Inc. Sigma-delta ramp loading calibration
US6762575B2 (en) * 2002-06-25 2004-07-13 Trimble Navigation Limited Electronic rotor pointing with high angular resolution
US6850022B2 (en) * 2003-01-15 2005-02-01 Siemens Vdo Automotive Inc. Method and system for determining electronic commutation in brushless DC machines irrespective of the placement of rotor position sensors
KR100597736B1 (ko) * 2004-05-18 2006-07-07 삼성전자주식회사 펄스 발생방법 및 펄스 발생장치와, 이를 이용하는모터제어시스템
FR2901928B1 (fr) * 2006-05-31 2008-09-05 Valeo Equip Electr Moteur Procede et dispositif de generation de signaux de commande d'une machine electrique tournante polyphasee en fonction de la vitesse
US8604709B2 (en) 2007-07-31 2013-12-10 Lsi Industries, Inc. Methods and systems for controlling electrical power to DC loads
US8903577B2 (en) 2009-10-30 2014-12-02 Lsi Industries, Inc. Traction system for electrically powered vehicles
US7598683B1 (en) 2007-07-31 2009-10-06 Lsi Industries, Inc. Control of light intensity using pulses of a fixed duration and frequency
US8310192B2 (en) * 2008-10-16 2012-11-13 Stmicroelectronics, Inc. Reducing the spectral energy of torque ripple
US8219035B2 (en) * 2009-09-18 2012-07-10 ReVerb Networks, Inc. Enhanced calibration for multiple signal processing paths in a wireless network

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4356437A (en) * 1979-07-20 1982-10-26 Hitachi, Ltd. Control circuit for DC motors
US5246479A (en) * 1990-07-20 1993-09-21 Micropolis Corporation Drive motor controller for low power disk drive
US5161073A (en) * 1990-07-20 1992-11-03 Micropolis Corporation Low power disk drive spindle motor controller
US5130620A (en) 1991-01-29 1992-07-14 Matsushita Electric Industrial Co., Ltd. Brushless DC motor without a position sensor
US5210474A (en) * 1992-02-27 1993-05-11 Quantum Corporation Digital-analog driver for brushless D.C. spindle motor
JPH06253579A (ja) 1993-02-24 1994-09-09 Matsushita Electric Ind Co Ltd センサレスブラシレスモータの速度制御装置
JP3397007B2 (ja) * 1995-06-30 2003-04-14 松下電器産業株式会社 ブラシレスモータ
JPH0947075A (ja) * 1995-07-28 1997-02-14 Matsushita Electric Ind Co Ltd ブラシレスモータ
JP3874482B2 (ja) * 1997-02-24 2007-01-31 ローム株式会社 ３相ブラシレスモータの駆動回路及び駆動ｉｃ
DE69927901T2 (de) * 1998-09-02 2006-10-19 Matsushita Electric Industrial Co., Ltd., Kadoma Plattenlaufwerk und Motor
JP2000287477A (ja) * 1999-03-29 2000-10-13 Mitsubishi Electric Corp モータ駆動装置
US6586902B2 (en) * 2000-07-26 2003-07-01 Matsushita Electric Industrial Co., Ltd. Disk drive apparatus and motor
DE60125606T2 (de) * 2000-10-27 2007-10-11 Matsushita Electric Industrial Co., Ltd., Kadoma Plattenlaufwerk und Motor dazu

Also Published As

Publication number Publication date
US20030205976A1 (en) 2003-11-06
EP1610321A1 (de) 2005-12-28
EP1610321B1 (de) 2006-12-27
US6600287B2 (en) 2003-07-29
DE60116701T2 (de) 2006-08-03
DE60125606T2 (de) 2007-10-11
US20020070696A1 (en) 2002-06-13
EP1202270A2 (de) 2002-05-02
DE60125606D1 (de) 2007-02-08
CN1249909C (zh) 2006-04-05
CN1351412A (zh) 2002-05-29
CN1822488A (zh) 2006-08-23
US6759821B2 (en) 2004-07-06
EP1202270B1 (de) 2006-01-18
EP1202270A3 (de) 2003-09-03

Similar Documents

Publication Publication Date Title
DE60142279D1 (de) Optisches Abtastgerät und Plattenlaufwerk
DE50102748D1 (de) Antriebseinheit
DE60224245D1 (de) Motor mit drei gekoppelten Rotoren des Typs permanentmagnetischen und Reluktanz
SG125055A1 (en) Disk drive
DE60132478D1 (de) Antriebsvorrichtung
DE60012708D1 (de) Plattengerät und Plattenmedium
DE60128991D1 (de) Ladungsübertragungsvorrichtung und Ansteuerungsverfahren dazu
DE60119626D1 (de) Achsantriebsvorrichtung
DE60117663D1 (de) Fahrzeugantriebsvorrichtung
EP1296324A4 (de) Plattenlaufwerk
DE60119256D1 (de) Scheibenlaufkanal und Anordnung
DE69927901D1 (de) Plattenlaufwerk und Motor
HK1044213A1 (zh) 光盤驅動裝置
DE60044572D1 (de) Lüfter und Antriebseinheit dieses Lüfters
DE60215095D1 (de) Motorantrieb und System
DE60200637D1 (de) Antriebsvorrichtung und Befestigungsvorrichtung
DE60116701D1 (de) Plattenlaufwerk und Motor dazu
DE60115972D1 (de) Magnetlager und Lüftereinheit
DE60036595D1 (de) Motor und Plattenlaufwerk
DE60107160D1 (de) Plattenlaufwerk
DE60142325D1 (de) Antriebskupplungsteil und Antriebsmechanismus
DE60102408D1 (de) Schrittmotor und Antriebsvorrichtung
DE50110527D1 (de) Antriebswellenzusammenbau und Fahrzeug
DE60120272D1 (de) Plattenlaufwerk
DE60220219D1 (de) Antriebsmagnet, Antrieb und Magnetisierungsvorrichtung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: JUNG, SCHIRDEWAHN, GRUENBERG, SCHNEIDER PATENTANWAELTE

8328 Change in the person/name/address of the agent

Representative=s name: ADVOTEC. PATENT- UND RECHTSANWAELTE, 80538 MUENCHE

8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee