DE69820212D1 - Ultraschallmotor und Steurerschaltung dafür - Google Patents

Ultraschallmotor und Steurerschaltung dafür

Info

Publication number
DE69820212D1
DE69820212D1 DE69820212T DE69820212T DE69820212D1 DE 69820212 D1 DE69820212 D1 DE 69820212D1 DE 69820212 T DE69820212 T DE 69820212T DE 69820212 T DE69820212 T DE 69820212T DE 69820212 D1 DE69820212 D1 DE 69820212D1
Authority
DE
Germany
Prior art keywords
control circuit
ultrasonic motor
circuit therefor
therefor
ultrasonic
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
DE69820212T
Other languages
English (en)
Other versions
DE69820212T2 (de
Inventor
Akihiro Iino
Kenji Suzuki
Masao Kasuga
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Publication of DE69820212D1 publication Critical patent/DE69820212D1/de
Application granted granted Critical
Publication of DE69820212T2 publication Critical patent/DE69820212T2/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
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/14—Drive circuits; Control arrangements or methods
    • H02N2/142—Small signal circuits; Means for controlling position or derived quantities, e.g. speed, torque, starting, stopping, reversing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/14—Drive circuits; Control arrangements or methods
    • H02N2/145—Large signal circuits, e.g. final stages
DE69820212T 1997-12-09 1998-12-08 Ultraschallmotor und Steurerschaltung dafür Expired - Fee Related DE69820212T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9338507A JPH11178369A (ja) 1997-12-09 1997-12-09 超音波モータおよび超音波モータ付電子機器
JP33850797 1997-12-09

Publications (2)

Publication Number Publication Date
DE69820212D1 true DE69820212D1 (de) 2004-01-15
DE69820212T2 DE69820212T2 (de) 2004-06-03

Family

ID=18318815

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69820212T Expired - Fee Related DE69820212T2 (de) 1997-12-09 1998-12-08 Ultraschallmotor und Steurerschaltung dafür

Country Status (4)

Country Link
US (1) US6144140A (de)
EP (1) EP0926745B1 (de)
JP (1) JPH11178369A (de)
DE (1) DE69820212T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1009095A4 (de) * 1997-04-09 2002-10-23 Seiko Instr Inc Ultraschallmotor und elektronisches gerät mit ultrascgallmotor
JP4442965B2 (ja) * 1999-11-01 2010-03-31 セイコーインスツル株式会社 超音波モータ及び超音波モータ付き電子機器
JP4694681B2 (ja) * 1999-11-26 2011-06-08 セイコーインスツル株式会社 超音波モータ及び超音波モータ付き電子機器
JP4570716B2 (ja) * 1999-12-13 2010-10-27 セイコーインスツル株式会社 超音波モータ及び超音波モータ付き電子機器
US6392327B1 (en) * 2000-03-29 2002-05-21 James L. Sackrison Sonic transducer and feedback control method thereof
JP4499877B2 (ja) * 2000-06-13 2010-07-07 セイコーインスツル株式会社 超音波モータおよび超音波モータ付き電子機器
JP2002040338A (ja) * 2000-07-27 2002-02-06 Seiko Instruments Inc 光通信機器及びその制御方法
JP2003117485A (ja) * 2001-10-17 2003-04-22 Sharp Corp 超音波振動子駆動装置
JP4794901B2 (ja) * 2005-05-09 2011-10-19 キヤノン株式会社 振動型アクチュエータの駆動システムおよびその駆動方法
JP4506704B2 (ja) * 2006-03-28 2010-07-21 セイコーエプソン株式会社 圧電アクチュエータ
JP2010048150A (ja) * 2008-08-21 2010-03-04 Fuji Electric Systems Co Ltd 振動圧縮機
JP2010124592A (ja) * 2008-11-19 2010-06-03 Konica Minolta Opto Inc 駆動装置及び撮像装置並びに携帯端末
JP2011030285A (ja) * 2009-07-21 2011-02-10 Olympus Corp 超音波モータ
CN103812380A (zh) * 2012-12-17 2014-05-21 宋起超 超声波电机集成电路自激谐振驱动器
KR102080258B1 (ko) * 2017-10-24 2020-04-07 주식회사 메디퍼스 고강도 선집속 초음파 구동시스템
CN113187753B (zh) * 2021-04-28 2023-03-17 广州彩熠灯光股份有限公司 风机控制装置和灯具

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3406408A1 (de) * 1983-02-23 1984-08-23 Canon K.K., Tokio/Tokyo Einrichtung und verfahren zum steuern eines vibrationswellenmotors
US5146143A (en) * 1988-07-26 1992-09-08 Canon Kabushiki Kaisha Vibration wave driven motor
US5087850A (en) * 1989-04-19 1992-02-11 Olympus Optical Co., Ltd. Ultrasonic transducer apparatus
JP3140146B2 (ja) * 1992-03-12 2001-03-05 キヤノン株式会社 レンズ駆動装置
JP3169421B2 (ja) * 1992-03-13 2001-05-28 キヤノン株式会社 振動波モータの駆動制御装置
JPH05276770A (ja) * 1992-03-19 1993-10-22 Koji Toda 超音波アクチュエータ
KR100204460B1 (ko) * 1992-12-16 1999-06-15 모리시타 요이찌 초음파모터의 속도제어방법
JP2986654B2 (ja) * 1993-07-13 1999-12-06 シャープ株式会社 圧電体振動制御装置
US5619089A (en) * 1994-10-31 1997-04-08 Seiko Instruments Inc. Ultrasonic motor and electronic apparatus provided with an ultrasonic motor
JP2952807B2 (ja) * 1995-03-07 1999-09-27 セイコーインスツルメンツ株式会社 超音波モータおよび超音波モータ付電子機器
JP2952815B2 (ja) * 1995-10-02 1999-09-27 セイコーインスツルメンツ株式会社 超音波モータ装置

Also Published As

Publication number Publication date
EP0926745B1 (de) 2003-12-03
US6144140A (en) 2000-11-07
EP0926745A2 (de) 1999-06-30
JPH11178369A (ja) 1999-07-02
EP0926745A3 (de) 2000-11-08
DE69820212T2 (de) 2004-06-03

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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