JP2009225503A5 - - Google Patents
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- JP2009225503A5 JP2009225503A5 JP2008064576A JP2008064576A JP2009225503A5 JP 2009225503 A5 JP2009225503 A5 JP 2009225503A5 JP 2008064576 A JP2008064576 A JP 2008064576A JP 2008064576 A JP2008064576 A JP 2008064576A JP 2009225503 A5 JP2009225503 A5 JP 2009225503A5
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- vibrator
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Claims (5)
前記移動体の移動方向および該移動方向への移動量を検出する検出手段と、
前記振動子のそれぞれが対応する駆動電圧で駆動された際の前記検出手段により検出された前記移動体の移動方向および移動量に基づいて、前記振動子のそれぞれの出力特性が一致しているか否かを判別する判別手段と、
前記判別手段により前記振動子のそれぞれの出力特性が一致していないと判別された場合、前記振動子のそれぞれの出力特性が一致するように、少なくとも１つの振動子に対する複数のパラメータのうち、対応するパラメータに設定された値を変更する変更手段と
を備えることを特徴とする多自由度駆動装置。 A plurality of vibrators driven by drive voltages generated based on values set in a plurality of parameters, respectively, and a movement that is in contact with each of the vibrators so that the vibrator can move in multiple directions. A multi-degree-of-freedom drive device comprising a body,
Detecting means for detecting a moving direction of the moving body and a moving amount in the moving direction;
If each of the vibrator based on the moving direction and the moving amount of the moving body detected by the detection means when driven by the corresponding driving voltages, each of the output characteristics of the vibrator is matched Determining means for determining whether or not,
When the discriminating means discriminates that the output characteristics of the transducers do not match , the correspondence among the plurality of parameters for at least one transducer is set so that the output characteristics of the transducers match. A multi-degree-of-freedom drive device, comprising: a changing unit that changes a value set in the parameter to be changed.
前記振動子のそれぞれが対応する駆動電圧で駆動された際の前記振動子のそれぞれに対する前記１つのパラメータの前記可変された値に基づいて、前記振動子のそれぞれの出力特性が一致しているか否かを判別する判別手段と、
前記判別手段により前記振動子のそれぞれの出力特性が一致していないと判別された場合、前記駆動された振動子のそれぞれの出力特性が一致するように、少なくとも１つの振動子に対する複数のパラメータに含まれる前記第２のパラメータに設定された値を変更する変更手段と
を備えることを特徴とする多自由度駆動装置。 A plurality of vibrators driven by drive voltages generated based on values set in a plurality of parameters, respectively, and a movement that is in contact with each of the vibrators so that the vibrator can move in multiple directions. A multi-degree-of-freedom drive that includes a first parameter that is set to a value that is variable according to the drive of the corresponding vibrator, and a second parameter that is different from the first parameter. A device,
Based on the variable value of the one parameter for each of the vibrators when each of the vibrators is driven with a corresponding driving voltage, whether the output characteristics of the vibrators match each other Determining means for determining whether or not,
When it is determined by the determining means that the output characteristics of the vibrators do not match, the plurality of parameters for at least one vibrator are set so that the output characteristics of the driven vibrators match. A multi-degree-of-freedom drive device comprising: a changing unit that changes a value set in the second parameter included.
前記移動体に撮像素子が搭載されていることを特徴とする撮像装置。 Claims 1 An imaging device comprising a multi-degree-of-freedom drive device according to any one of claims 4,
An imaging apparatus, wherein an imaging element is mounted on the moving body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008064576A JP5264225B2 (en) | 2008-03-13 | 2008-03-13 | Multi-degree-of-freedom drive device and imaging device including the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008064576A JP5264225B2 (en) | 2008-03-13 | 2008-03-13 | Multi-degree-of-freedom drive device and imaging device including the same |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012224046A Division JP5627655B2 (en) | 2012-10-09 | 2012-10-09 | Multi-degree-of-freedom drive |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009225503A JP2009225503A (en) | 2009-10-01 |
| JP2009225503A5 true JP2009225503A5 (en) | 2011-04-21 |
| JP5264225B2 JP5264225B2 (en) | 2013-08-14 |
Family
ID=41241704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008064576A Active JP5264225B2 (en) | 2008-03-13 | 2008-03-13 | Multi-degree-of-freedom drive device and imaging device including the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5264225B2 (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5473702B2 (en) | 2010-03-23 | 2014-04-16 | キヤノン株式会社 | Vibration type driving device |
| JP5506552B2 (en) | 2010-06-07 | 2014-05-28 | キヤノン株式会社 | Control device for vibration actuator and control method for vibration actuator |
| JP5645489B2 (en) * | 2010-06-09 | 2014-12-24 | キヤノン株式会社 | Control device and adjustment method of vibration actuator using a plurality of vibrators, vibration actuator, lens unit using the same, and optical apparatus |
| JP2012044832A (en) * | 2010-08-23 | 2012-03-01 | Canon Inc | Oscillatory wave driving device and image blur correction device |
| JP5839888B2 (en) * | 2011-08-25 | 2016-01-06 | キヤノン株式会社 | Vibration type driving device and method of manufacturing moving body thereof |
| JP6207303B2 (en) * | 2012-09-10 | 2017-10-04 | キヤノン株式会社 | Control device, actuator provided with control device, image shake correction device, replacement lens, imaging device, and automatic stage |
| JP6253312B2 (en) | 2012-09-10 | 2017-12-27 | キヤノン株式会社 | Control device, actuator provided with control device, image shake correction device, replacement lens, imaging device, and automatic stage |
| JP6579778B2 (en) | 2014-05-14 | 2019-09-25 | キヤノン株式会社 | Vibration type driving device, replacement lens including vibration type driving device, imaging device, and method of manufacturing vibration type driving device |
| WO2018012443A1 (en) | 2016-07-14 | 2018-01-18 | 株式会社村田製作所 | Piezoelectric transformer |
| JP6673484B2 (en) * | 2016-08-24 | 2020-03-25 | 株式会社村田製作所 | Piezoelectric transformer |
| US10186990B2 (en) | 2016-12-07 | 2019-01-22 | Canon Kabushiki Kaisha | Driving apparatus that drives moving body in multiple directions, control method therefor, storage medium, and electronic apparatus |
| JP6279119B2 (en) * | 2017-03-13 | 2018-02-14 | キヤノン株式会社 | Drive device and drive control method for vibration actuator |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6391713A (en) * | 1986-10-06 | 1988-04-22 | Canon Inc | Ultrasonic type drive device |
| JPS6430471A (en) * | 1987-07-24 | 1989-02-01 | Canon Kk | Two-dimensional driving device |
| JPH06237584A (en) * | 1992-12-16 | 1994-08-23 | Matsushita Electric Ind Co Ltd | Speed control method and speed controller for ultrasonic motor |
| JP2006121841A (en) * | 2004-10-22 | 2006-05-11 | Konica Minolta Photo Imaging Inc | Drive device and imaging device |
-
2008
- 2008-03-13 JP JP2008064576A patent/JP5264225B2/en active Active
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