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公开(公告)号：US10649314B2
公开(公告)日：2020-05-12
申请号：US16363351
申请日：2019-03-25
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang Hu , Bing-Ru Song , Shu-Shan Chen
Abstract: An image capturing unit is provided, including a base, a frame movably connected to the base, a lens holder movably disposed in the frame for receiving a lens, a first magnet, a first coil, a second magnet, and a second coil. When a current is applied to the first coil, a magnetic force is generated between the first magnet and the first coil to move the frame and the lens holder relative to the base. When a current is applied to the second coil, a magnetic force is generated between the second magnet and the second coil to move the lens holder relative to the frame.
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公开(公告)号：US10110788B2
公开(公告)日：2018-10-23
申请号：US15418000
申请日：2017-01-27
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang Hu , Chih-Wei Weng , Cheng-Kai Yu , Shu-Shan Chen
Abstract: A camera device is provided, which includes an image sensor and an optical lens arranged corresponding to the image sensor. An axis is defined on the light incident surface of the image sensor. The edge of the optical lens includes a straight segment that is parallel to the axis. Since the non-effective area of the optical lens is decreased, the camera module has a smaller size.
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公开(公告)号：US10101595B2
公开(公告)日：2018-10-16
申请号：US15465117
申请日：2017-03-21
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang Hu , Shu-Shan Chen , Cheng-Kai Yu , Che-Wei Chang , Chih-Wei Weng
IPC: G02B7/09 , G02B27/64 , H02K41/035
Abstract: A lens driving device includes a base and a frame movably connected to the base. A holder carries a lens and is movably disposed in the frame. A focus driving unit includes at least one first coil disposed on the holder and at least one first magnetic element disposed on the frame and corresponding to the first coil. Electromagnetic induction occurs between the first coil and the first magnetic element, so that the holder is moved along an optical axis of the lens with respect to the base. A tilt driving unit includes several first electromagnetic driving parts disposed on opposite sides of the holder and several second electromagnetic driving parts disposed on the frame and corresponding to the first electromagnetic driving parts. Electromagnetic induction occurs between the first and second electromagnetic driving parts, so that the holder is tilted with respect to the base.
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公开(公告)号：US10101558B2
公开(公告)日：2018-10-16
申请号：US15407729
申请日：2017-01-17
Applicant: TDK TAIWAN CORP.
Inventor： Chen-Hsien Fan , Shu-Shan Chen
Abstract: A lens driving device is provided, including a frame, a lens holder, and a dust-proof structure. The frame includes a top casing and a bottom base. The lens holder carries a lens and is movably disposed in the frame and has a first anti-twist structure. A second anti-twist structure corresponding to the first anti-twist structure is formed on a surface of the bottom base. The dust-proof structure is formed on the surface of the bottom base to prevent dust from entering a receiving hole in the bottom base, and the receiving hole is used for receiving an image sensor.
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公开(公告)号：US09927681B2
公开(公告)日：2018-03-27
申请号：US14712056
申请日：2015-05-14
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang Hu , Shu-Shan Chen , Cheng-Kai Yu , Bing-Ru Song
IPC: G03B5/00 , G02B27/64 , G02B7/04 , H02K41/035 , H04N5/232
CPC classification number: G03B5/00 , G02B7/04 , G02B27/646 , G03B2205/0015 , H02K41/0356 , H04N5/23287
Abstract: Provided is a lens driving device which includes: a lens holder including a coil; a frame for receiving the lens holder; a driving circuit board disposed below the frame; a plurality of first conductive elastic bodies disposed in a manner to keep the lens holder moving in a Z-axis direction; and a plurality of second conductive elastic bodies disposed in a manner to keep the frame moving in a direction perpendicular to the Z-axis direction. The lens driving device further comprises a plurality of electrical contact-oriented Z-axis position sensor. The Z-axis position sensor senses the motion of the lens holder in the Z-axis direction. An electronic circuit between a portion of the plurality of electrical contacts and the coil of the lens holder comprises a Molded Interconnect Device and a portion of the first conductive elastic bodies. The Molded Interconnect Device is disposed on the frame.
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Patent Agency Ranking
公开(公告)号：US20160306185A1
公开(公告)日：2016-10-20
申请号：US15131396
申请日：2016-04-18
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang Hu , Shu-Shan Chen , Yi-Ho Chen
CPC classification number: G02B27/646 , G02B7/08 , H04N5/2253 , H04N5/2254 , H04N5/23287
Abstract: An optical image anti-shake device with a yoke is provided. The optical image anti-shake device includes: a casing having a first aperture; a fixing portion having a bottom plate, the bottom plate having a second aperture corresponding in position to the first aperture; and an active portion enclosed by the casing and resiliently clamped between the casing and the bottom plate by the fixing portion, the active portion including: a correcting module for correcting, with a magnetic force, a blur of images caused by a shake of the optical image anti-shake device; a frame having a receiving space; a lens holder disposed in the receiving space of the frame; a lens unit corresponding in position to the first aperture and the second aperture, the lens unit being carried by the lens holder and having an image-capturing optical axis; and a yoke fixed to the frame.
Abstract translation: 提供具有轭的光学图像防抖装置。 光学图像防抖装置包括：具有第一孔径的壳体; 具有底板的固定部分，所述底板具有对应于所述第一孔的位置的第二孔; 以及由所述壳体包围并通过所述固定部分弹性地夹持在所述壳体和所述底板之间的活动部分，所述活动部分包括：校正模块，用于利用磁力来校正由所述光学部件的振动引起的图像模糊 图像防抖装置; 具有接收空间的框架; 设置在所述框架的接收空间中的透镜保持架; 透镜单元对应于位于第一孔和第二孔的位置，透镜单元由透镜架承载并具有图像捕获光轴; 和固定在框架上的轭。
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公开(公告)号：US12224684B2
公开(公告)日：2025-02-11
申请号：US17866190
申请日：2022-07-15
Applicant: TDK TAIWAN CORP.
Inventor： Shu-Shan Chen , Pai-Jui Cheng
Abstract: An optical element driving mechanism is provided in the present disclosure, including a fixed portion, a movable portion that is connected to an optical assembly, and a driving assembly that drives the movable portion to move relative to the fixed portion and includes a piezoelectric element. The piezoelectric element includes a piezoelectric unit, a guiding element, and a counterweight element. A first end of the guiding element is connected to the piezoelectric unit, and a second end is connected to the fixed portion. The counterweight element is connected to the piezoelectric unit. The fixed portion comprises a bottom that has a first through hole and a second through hole. The first through hole corresponds to the piezoelectric unit and the counterweight element, accommodates a part of the piezoelectric unit and the counterweight element. The second through hole corresponds to the guiding element, accommodates the second end of the guiding element.
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公开(公告)号：US12206974B2
公开(公告)日：2025-01-21
申请号：US17895437
申请日：2022-08-25
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang Hu , Shu-Shan Chen
Abstract: An optical element driving mechanism is provided, including a fixed part, a movable part, and a driving assembly. The movable part includes a holder, and a supporting element. The holder holds an optical element. The supporting element is connected to the holder. The driving assembly drives the movable part to move relative to the fixed part. The holder uses the supporting element as a fulcrum and moves relative to the fixed part around the first axis and the second axis. The first axis is not parallel to the second axis.
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公开(公告)号：US12204163B2
公开(公告)日：2025-01-21
申请号：US18432869
申请日：2024-02-05
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang Hu , Chih-Wei Weng , Chia-Che Wu , Chien-Yu Kao , Hsiao-Hsin Hu , He-Ling Chang , Chao-Hsi Wang , Chen-Hsien Fan , Che-Wei Chang , Mao-Gen Jian , Sung-Mao Tsai , Wei-Jhe Shen , Yung-Ping Yang , Sin-Hong Lin , Tzu-Yu Chang , Sin-Jhong Song , Shang-Yu Hsu , Meng-Ting Lin , Shih-Wei Hung , Yu-Huai Liao , Mao-Kuo Hsu , Hsueh-Ju Lu , Ching-Chieh Huang , Chih-Wen Chiang , Yu-Chiao Lo , Ying-Jen Wang , Shu-Shan Chen , Che-Hsiang Chiu
Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.
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公开(公告)号：US12066745B2
公开(公告)日：2024-08-20
申请号：US18470045
申请日：2023-09-19
Applicant: TDK TAIWAN CORP.
Inventor： Cheng-Kai Yu , Chen-Hsien Fan , Chao-Chang Hu , Shu-Shan Chen , Chih-Wei Weng
Abstract: An optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, a guiding assembly, and a metallic member. The movable portion is configured to connect an optical element. The optical element is configured to correspond to light reflected by a reflection element, and the reflection element is configured to change a traveling direction of the light from an incident direction to a first direction. The fixed portion includes a base, and the movable portion is movable relative to the fixed portion. The driving assembly is configured to drive the movable portion to move relative to the fixed portion. The guiding assembly includes a plurality of guiding elements. The metallic member is disposed in the base. When viewed from the incident direction, the metallic member is at least partially located between the guiding elements.
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