DE69016550T2 - Gerät und Verfahren zur Feststellung der Lage eines Rotors in einem bürstenlosen Gleichstrommotor. - Google Patents

Gerät und Verfahren zur Feststellung der Lage eines Rotors in einem bürstenlosen Gleichstrommotor.

Info

Publication number
DE69016550T2
DE69016550T2 DE69016550T DE69016550T DE69016550T2 DE 69016550 T2 DE69016550 T2 DE 69016550T2 DE 69016550 T DE69016550 T DE 69016550T DE 69016550 T DE69016550 T DE 69016550T DE 69016550 T2 DE69016550 T2 DE 69016550T2
Authority
DE
Germany
Prior art keywords
brushless
rotor
determining
motor
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
DE69016550T
Other languages
English (en)
Other versions
DE69016550D1 (de
Inventor
Alain Maurice Cassat
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology International
Seagate Technology LLC
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 Seagate Technology International, Seagate Technology LLC filed Critical Seagate Technology International
Application granted granted Critical
Publication of DE69016550D1 publication Critical patent/DE69016550D1/de
Publication of DE69016550T2 publication Critical patent/DE69016550T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/20—Arrangements for starting
    • H02P6/22—Arrangements for starting in a selected direction of rotation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/14—Electronic commutators
    • H02P6/16—Circuit arrangements for detecting position
    • H02P6/18—Circuit arrangements for detecting position without separate position detecting elements
    • H02P6/185—Circuit arrangements for detecting position without separate position detecting elements using inductance sensing, e.g. pulse excitation
DE69016550T 1989-09-27 1990-09-20 Gerät und Verfahren zur Feststellung der Lage eines Rotors in einem bürstenlosen Gleichstrommotor. Expired - Fee Related DE69016550T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/413,311 US5001405A (en) 1989-09-27 1989-09-27 Position detection for a brushless DC motor

Publications (2)

Publication Number Publication Date
DE69016550D1 DE69016550D1 (de) 1995-03-16
DE69016550T2 true DE69016550T2 (de) 1995-06-01

Family

ID=23636754

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69016550T Expired - Fee Related DE69016550T2 (de) 1989-09-27 1990-09-20 Gerät und Verfahren zur Feststellung der Lage eines Rotors in einem bürstenlosen Gleichstrommotor.

Country Status (4)

Country Link
US (1) US5001405A (de)
EP (1) EP0420501B1 (de)
JP (1) JPH0813196B2 (de)
DE (1) DE69016550T2 (de)

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JP3673964B2 (ja) 2000-03-29 2005-07-20 株式会社ルネサステクノロジ ブラシレスモータ駆動制御用半導体集積回路およびブラシレスモータ駆動制御装置
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JP4455981B2 (ja) * 2004-11-30 2010-04-21 株式会社日立産機システム 同期電動機の駆動装置
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US7855523B2 (en) 2005-06-20 2010-12-21 Rohm Co., Ltd. Motor driving circuit and disc apparatus using the same
US7652441B2 (en) * 2005-07-01 2010-01-26 International Rectifier Corporation Method and system for starting a sensorless motor
JP4745745B2 (ja) * 2005-07-21 2011-08-10 パナソニック株式会社 モータ駆動装置及びモータ駆動方法
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JP4860980B2 (ja) 2005-10-20 2012-01-25 ローム株式会社 モータ駆動回路およびそれを用いたディスク装置
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JP4880339B2 (ja) * 2006-03-29 2012-02-22 ローム株式会社 モータ駆動回路および方法ならびにそれを用いたディスク装置
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JP5566044B2 (ja) 2008-05-22 2014-08-06 ローム株式会社 モータ駆動回路および駆動方法、および波形データの生成方法、それらを利用したハードディスク装置
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CN102165528B (zh) 2008-06-13 2014-06-18 罗姆股份有限公司 马达驱动电路
GB0815672D0 (en) * 2008-08-28 2008-10-08 Melexis Nv Improvements of accuracy of rotor position detection relating to the control of brushless dc motors
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TWI382650B (zh) * 2009-01-22 2013-01-11 Richtek Techohnology Corp 永磁式同步馬達的轉子位置偵測裝置及方法
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JP5970227B2 (ja) * 2012-04-17 2016-08-17 日立オートモティブシステムズ株式会社 同期電動機の駆動システム
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Also Published As

Publication number Publication date
US5001405A (en) 1991-03-19
EP0420501B1 (de) 1995-02-01
EP0420501A1 (de) 1991-04-03
JPH0813196B2 (ja) 1996-02-07
JPH03207250A (ja) 1991-09-10
DE69016550D1 (de) 1995-03-16

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

Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US

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

Free format text: HENKEL, FEILER & HAENZEL, 81675 MUENCHEN

8339 Ceased/non-payment of the annual fee