JPWO2021117404A5 - - Google Patents
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- Publication number
- JPWO2021117404A5 JPWO2021117404A5 JP2021563802A JP2021563802A JPWO2021117404A5 JP WO2021117404 A5 JPWO2021117404 A5 JP WO2021117404A5 JP 2021563802 A JP2021563802 A JP 2021563802A JP 2021563802 A JP2021563802 A JP 2021563802A JP WO2021117404 A5 JPWO2021117404 A5 JP WO2021117404A5
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- drive
- duty cycle
- drive pulse
- modifying
- 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.)
- Pending
Links
- 230000005284 excitation Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 2
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019225710 | 2019-12-13 | ||
| PCT/JP2020/041911 WO2021117404A1 (ja) | 2019-12-13 | 2020-11-10 | 駆動ユニットの動作方法及びコントローラー |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2021117404A1 JPWO2021117404A1 (https=) | 2021-06-17 |
| JPWO2021117404A5 true JPWO2021117404A5 (https=) | 2023-09-13 |
Family
ID=76329768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021563802A Pending JPWO2021117404A1 (https=) | 2019-12-13 | 2020-11-10 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US12405440B2 (https=) |
| EP (1) | EP4075660B1 (https=) |
| JP (1) | JPWO2021117404A1 (https=) |
| KR (1) | KR102896446B1 (https=) |
| CN (2) | CN119620326A (https=) |
| WO (1) | WO2021117404A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023104706A (ja) * | 2022-01-18 | 2023-07-28 | キヤノン株式会社 | 振動装置、撮像装置、振動装置の制御方法、およびプログラム |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5258694A (en) * | 1989-12-15 | 1993-11-02 | Alps Electric Co., Ltd. | Control device for ultrasonic motor |
| JP2000162846A (ja) * | 1998-11-30 | 2000-06-16 | Canon Inc | 画像形成装置 |
| JP3832396B2 (ja) * | 2002-07-17 | 2006-10-11 | コニカミノルタフォトイメージング株式会社 | 駆動装置、位置制御装置およびカメラ |
| CH696993A5 (de) * | 2004-06-24 | 2008-02-29 | Miniswys Sa | Antriebseinheit. |
| CN1921282A (zh) * | 2005-08-22 | 2007-02-28 | 精工爱普生株式会社 | 压电致动器的驱动控制装置和驱动控制方法、电子设备 |
| JP5106632B2 (ja) * | 2008-06-17 | 2012-12-26 | 三菱電機株式会社 | エンジン制御装置 |
| JP2011254610A (ja) * | 2010-06-02 | 2011-12-15 | Funai Electric Co Ltd | 超音波モータの駆動装置 |
| JP5104925B2 (ja) * | 2010-08-25 | 2012-12-19 | コニカミノルタホールディングス株式会社 | 駆動装置 |
| CA2805599A1 (en) * | 2012-02-09 | 2013-08-09 | University Of Western Ontario | Control system for ultrasonic motors |
| CH709292A3 (de) * | 2014-02-20 | 2015-10-15 | Miniswys Sa | Positioniervorrichtung für einen Bildstabilisator. |
| JP6632235B2 (ja) * | 2015-07-14 | 2020-01-22 | キヤノン株式会社 | 振動体の駆動装置、およびそれを用いた振動型アクチュエータ、撮像装置 |
| EP3468028A1 (en) | 2017-10-04 | 2019-04-10 | miniswys SA | Piezoelectric drive unit |
| CN113168074B (zh) * | 2018-12-14 | 2023-07-28 | 三美电机株式会社 | 透镜驱动装置、摄像机模块及摄像机搭载装置 |
-
2020
- 2020-11-10 KR KR1020227019484A patent/KR102896446B1/ko active Active
- 2020-11-10 JP JP2021563802A patent/JPWO2021117404A1/ja active Pending
- 2020-11-10 EP EP20900367.2A patent/EP4075660B1/en active Active
- 2020-11-10 CN CN202510111398.4A patent/CN119620326A/zh not_active Withdrawn
- 2020-11-10 US US17/783,672 patent/US12405440B2/en active Active
- 2020-11-10 CN CN202080084165.5A patent/CN114788159B/zh active Active
- 2020-11-10 WO PCT/JP2020/041911 patent/WO2021117404A1/ja not_active Ceased
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