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公开(公告)号：US20250067954A1
公开(公告)日：2025-02-27
申请号：US18941900
申请日：2024-11-08
Applicant: TDK TAIWAN CORP.
Inventor： Chih-Wei WENG , Chao-Chang HU , Yueh-Lin LEE , Chen-Hsien FAN , Chien-Yu KAO , Chia-Ching HSU , Sung-Mao TSAI , Sin-Jhong SONG
IPC: G02B7/04 , G02B7/09 , G02B7/18 , G02B7/182 , G02B13/00 , G02B26/08 , G02B27/00 , G02B27/64 , G03B5/02 , H04N23/54 , H04N23/55 , H04N23/57
Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a first movable portion used for connecting an optical element, a fixed portion, a first driving assembly used for driving the first movable portion to rotate relative to the fixed portion, and a guiding assembly having a first intermediate element. The first movable portion is movable relative to the fixed portion. The guiding assembly is used for applying a first stabilized force to the first movable portion for making the first intermediate element be in contact with the first movable portion or the fixed portion. The first movable portion is rotatable relative to the fixed portion.
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公开(公告)号：US12235515B2
公开(公告)日：2025-02-25
申请号：US17508059
申请日：2021-10-22
Applicant: TDK TAIWAN CORP.
Inventor： Shou-Jen Liu , Yi-Chi Hsieh
Abstract: An optical element drive mechanism is provided. The optical element drive mechanism includes an immovable part, a movable part, a drive assembly, and a circuit assembly. The movable part is connected to an optical element. The movable part is movable relative to the immovable part. The drive assembly drives the movable part to move relative to the immovable part. The circuit assembly is electrically connected to an external circuit. The immovable part includes a corresponding structure corresponding the circuit assembly.
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公开(公告)号：US12235513B2
公开(公告)日：2025-02-25
申请号：US18314171
申请日：2023-05-09
Applicant: TDK TAIWAN CORP.
Inventor： Shun-Chieh Tang , Chen-Chi Kuo , Yi-Chun Cheng , Ming-Chun Hsieh , Ya-Hsiu Wu , Ying-Jen Wang , Sin-Jhong Song
Abstract: An optical element driving system is provided. The optical element driving system includes an optical element driving mechanism and a control assembly. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used for connecting to an optical element. The movable portion is movable relative to the fixed portion. The movable portion is in an accommodating space in the fixed portion. The driving assembly is used for driving the movable portion to move relative to the fixed portion. The control assembly provides a driving signal to the driving assembly to control the driving assembly. The driving assembly includes a first driving element, and the material of the first driving element includes shape memory alloy.
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公开(公告)号：US20250053069A1
公开(公告)日：2025-02-13
申请号：US18930704
申请日：2024-10-29
Applicant: TDK TAIWAN CORP.
Inventor： Fu-Yuan WU , Chao-Chang HU , Yi-Liang CHAN
Abstract: An anti-shake compensation structure is provided. The anti-shake compensation structure includes an auto-focus module driving a lens to move along a light entering path of the lens. The auto-focus module includes a lens holder holding the lens, a coil adjacent to the lens holder, and a magnet corresponding to the coil. The anti-shake compensation structure further includes an outer frame supporting the lens holder, and a compensation driving unit driving the lens to sway relative to the outer frame along a direction not parallel to the light entering path. The compensation driving unit includes a compensation coil corresponding to the magnet.
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公开(公告)号：US12222580B2
公开(公告)日：2025-02-11
申请号：US17713685
申请日：2022-04-05
Applicant: TDK TAIWAN CORP.
Inventor： Chi-Wei Chiu
Abstract: A lens autofocus actuating device includes a base, a guide rail unit, a lens carrier, an actuating member, a plurality of balls, and a shell. The base includes an upper surface. The guide rail unit is disposed on the upper surface of the base. The lens carrier is disposed above the base. The lens carrier is located between a plurality of position-limiting members. The actuating member is disposed on the upper surface of the base. The actuating member comprises two electrode terminal pairs and two shape-memory alloy wires. The balls are divided into groups. The shell is connected to the base.
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Patent Agency Ranking
公开(公告)号：US12222576B2
公开(公告)日：2025-02-11
申请号：US18505664
申请日：2023-11-09
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang Hu , Kuen-Wang Tsai , Liang-Ting Ho , Chao-Hsi Wang , Chih-Wei Weng , He-Ling Chang , Che-Wei Chang , Sheng-Zong Chen , Ko-Lun Chao , Min-Hsiu Tsai , Shu-Shan Chen , Jungsuck Ryoo , Mao-Kuo Hsu , Guan-Yu Su
Abstract: An optical element driving mechanism includes a movable assembly, a fixed assembly, and a driving assembly. The movable assembly is configured to be connected to an optical element. The movable assembly is movable relative to the fixed assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly in a range of motion. The optical element driving mechanism further includes a positioning assembly configured to position the movable assembly at a predetermined position relative to the fixed assembly when the driving assembly is not operating.
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公开(公告)号：US20250044604A1
公开(公告)日：2025-02-06
申请号：US18790286
申请日：2024-07-31
Applicant: TDK TAIWAN CORP.
Inventor： Kai-Po FAN , Man-Ting LU , Yi-Ho CHEN
Abstract: An optical element driving mechanism is provided, which includes a movable assembly, a fixed portion, a driving assembly, and a circuit assembly. The movable assembly is used for connecting an optical element. The movable assembly is movable relative to the fixed portion. The driving assembly is used for driving the movable assembly to move relative to the fixed portion. The circuit assembly connects the movable assembly and the fixed portion.
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公开(公告)号：US12210208B2
公开(公告)日：2025-01-28
申请号：US16448651
申请日：2019-06-21
Applicant: TDK TAIWAN CORP.
Inventor： Shao-Chung Chang , Fu-Yuan Wu , Yu-Huai Liao , Shou-Jen Liu , Kun-Shih Lin , Chien-Lun Huang , Shih-Wei Hung
IPC: G02B7/09 , G02B27/64 , H02K41/035
Abstract: A driving mechanism is provided for moving an optical element, including a fixed module, a movable module holding the optical element, a driving assembly for driving the movable module to move relative to the fixed module, a position-sensing element, and a 3D circuit. The fixed module has a base, and the position-sensing element is disposed on the base to detect the movement of the movable module relative to the fixed module. The 3D circuit is embedded in the base and electrically connected to the position-sensing element.
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公开(公告)号：US20250028147A1
公开(公告)日：2025-01-23
申请号：US18778074
申请日：2024-07-19
Applicant: TDK TAIWAN CORP.
Inventor： Hsueh-Ju LU , Shu-Shan CHEN , Ming Hsien SHEN , Hui-Chuan TANG
Abstract: A driving mechanism is provided, which includes a fixed portion, a movable portion, a driving assembly, and a control assembly. The movable portion is movable relative to the fixed portion. The driving assembly is used for driving the movable portion to move. The control assembly is used for providing control signal to the driving assembly.
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公开(公告)号：US20250028143A1
公开(公告)日：2025-01-23
申请号：US18768209
申请日：2024-07-10
Applicant: TDK TAIWAN CORP.
Inventor： Po-Xiang ZHUANG , Yi-Fan LEE , Chao-Yuan CHANG , Wei-Jhe SHEN , Sin-Jhong SONG , Kun-Shih LIN , Yi-Ho CHEN , Chao-Chang HU
Abstract: A driving mechanism for moving an optical element is provided, including a fixed part, a movable part, a driving assembly, and a first guiding member connected between the fixed part and the movable part. The optical element is disposed on the movable part, and the driving assembly drives the movable part to move relative to the fixed part. The first guiding member is configured for guiding the movable part to move relative to the fixed part.
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