JP7617447B2 - レンズ駆動装置、カメラモジュールおよびカメラ搭載装置 - Google Patents

レンズ駆動装置、カメラモジュールおよびカメラ搭載装置 Download PDF

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Publication number
JP7617447B2
JP7617447B2 JP2022511756A JP2022511756A JP7617447B2 JP 7617447 B2 JP7617447 B2 JP 7617447B2 JP 2022511756 A JP2022511756 A JP 2022511756A JP 2022511756 A JP2022511756 A JP 2022511756A JP 7617447 B2 JP7617447 B2 JP 7617447B2
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Prior art keywords
unit
lens
optical axis
movable
pole
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JP2022511756A
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English (en)
Japanese (ja)
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JPWO2021200012A1 (https=
JPWO2021200012A5 (https=
Inventor
正吉 菅原
俊 鈴木
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.)
Mitsumi Electric Co Ltd
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Mitsumi Electric Co Ltd
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Publication of JPWO2021200012A5 publication Critical patent/JPWO2021200012A5/ja
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
    • G02B7/102Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens controlled by a microcomputer
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B5/00Adjustment of optical system relative to image or object surface other than for focusing
    • G03B5/04Vertical adjustment of lens; Rising fronts
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00Optical objectives specially designed for the purposes specified below
    • G02B13/001Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0055Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
    • G02B13/0065Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element having a beam-folding prism or mirror
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00Optical objectives specially designed for the purposes specified below
    • G02B13/001Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/009Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras having zoom function
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/08Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/09Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00Details of cameras or camera bodies; Accessories therefor
    • G03B17/02Bodies
    • G03B17/12Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00Details of cameras or camera bodies; Accessories therefor
    • G03B17/02Bodies
    • G03B17/17Bodies with reflectors arranged in beam forming the photographic image, e.g. for reducing dimensions of camera
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21Devices for sensing speed or position, or actuated thereby
    • H02K11/215Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K41/00Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02Linear motors; Sectional motors
    • H02K41/035DC motors; Unipolar motors
    • H02K41/0352Unipolar motors
    • H02K41/0354Lorentz force motors, e.g. voice coil motors
    • H02K41/0356Lorentz force motors, e.g. voice coil motors moving along a straight path
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2205/00Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0007Movement of one or more optical elements for control of motion blur
    • G03B2205/0023Movement of one or more optical elements for control of motion blur by tilting or inclining one or more optical elements with respect to the optical axis
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2205/00Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0053Driving means for the movement of one or more optical element
    • G03B2205/0061Driving means for the movement of one or more optical element using piezoelectric actuators
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2205/00Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0053Driving means for the movement of one or more optical element
    • G03B2205/0069Driving means for the movement of one or more optical element using electromagnetic actuators, e.g. voice coils

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mechanical Engineering (AREA)
  • Lens Barrels (AREA)
JP2022511756A 2020-03-30 2021-03-11 レンズ駆動装置、カメラモジュールおよびカメラ搭載装置 Active JP7617447B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063002300P 2020-03-30 2020-03-30
US63/002,300 2020-03-30
PCT/JP2021/009773 WO2021200012A1 (ja) 2020-03-30 2021-03-11 レンズ駆動装置、カメラモジュールおよびカメラ搭載装置

Publications (3)

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JPWO2021200012A1 JPWO2021200012A1 (https=) 2021-10-07
JPWO2021200012A5 JPWO2021200012A5 (https=) 2023-12-27
JP7617447B2 true JP7617447B2 (ja) 2025-01-20

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JP2022511756A Active JP7617447B2 (ja) 2020-03-30 2021-03-11 レンズ駆動装置、カメラモジュールおよびカメラ搭載装置

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Country Link
US (1) US12306460B2 (https=)
JP (1) JP7617447B2 (https=)
KR (1) KR102930717B1 (https=)
CN (1) CN115349103B (https=)
WO (1) WO2021200012A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7662139B2 (ja) * 2021-09-24 2025-04-15 アルプスアルパイン株式会社 レンズホルダ駆動装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006115129A1 (ja) 2005-04-19 2006-11-02 Matsushita Electric Industrial Co., Ltd. 位置センサ、光ヘッド装置、ヘッド移動機構、情報記録再生装置、および位置制御システム
US20070154198A1 (en) 2003-12-19 2007-07-05 Hysonic Co., Ltd. Image photographing apparatus
US20080151398A1 (en) 2006-12-22 2008-06-26 Hon Hai Precision Industry Co., Ltd. Lens module

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4522027B2 (ja) * 2001-07-31 2010-08-11 パイオニア株式会社 アクチュエータ用マグネット、アクチュエータ、および、着磁装置
KR101222860B1 (ko) * 2005-09-01 2013-01-16 삼성전자주식회사 광픽업장치
JP2012068339A (ja) * 2010-09-22 2012-04-05 Ps-Tokki Inc 位置検出センサ及びレンズ駆動装置
CN204988166U (zh) 2012-11-07 2016-01-20 三菱电机株式会社 位置检测装置
JP2016133371A (ja) * 2015-01-19 2016-07-25 キヤノン株式会社 磁気式位置検出装置、駆動装置および光学機器
JP6806991B2 (ja) 2016-08-30 2021-01-06 ミツミ電機株式会社 カメラモジュール
DE102016225900A1 (de) 2016-12-21 2018-06-21 Carl Zeiss Smt Gmbh Tauchspulenaktuator
KR102003282B1 (ko) 2017-06-29 2019-07-24 성우전자 주식회사 틸트 성능이 개선된 통합액추에이터
JP7057492B2 (ja) * 2017-12-28 2022-04-20 ミツミ電機株式会社 レンズ駆動装置、カメラモジュール、及びカメラ搭載装置
JP7102199B2 (ja) * 2018-04-11 2022-07-19 キヤノン株式会社 駆動装置、像ぶれ補正装置及び撮像装置
KR102859287B1 (ko) * 2019-04-26 2025-09-12 엘지이노텍 주식회사 카메라 모듈 및 이를 포함하는 카메라 장치
KR20210129459A (ko) * 2020-04-20 2021-10-28 엘지이노텍 주식회사 카메라 액추에이터 및 이를 포함하는 카메라 모듈

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070154198A1 (en) 2003-12-19 2007-07-05 Hysonic Co., Ltd. Image photographing apparatus
WO2006115129A1 (ja) 2005-04-19 2006-11-02 Matsushita Electric Industrial Co., Ltd. 位置センサ、光ヘッド装置、ヘッド移動機構、情報記録再生装置、および位置制御システム
US20080151398A1 (en) 2006-12-22 2008-06-26 Hon Hai Precision Industry Co., Ltd. Lens module

Also Published As

Publication number Publication date
JPWO2021200012A1 (https=) 2021-10-07
CN115349103A (zh) 2022-11-15
KR102930717B1 (ko) 2026-02-24
WO2021200012A1 (ja) 2021-10-07
US12306460B2 (en) 2025-05-20
US20230121120A1 (en) 2023-04-20
CN115349103B (zh) 2026-04-21
KR20220159993A (ko) 2022-12-05

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