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公开(公告)号：US20210157036A1
公开(公告)日：2021-05-27
申请号：US17165578
申请日：2021-02-02
Applicant: TDK TAIWAN CORP.
Inventor： Chen-Hsien FAN , Chao-Chang HU
IPC: G02B3/12 , G02B27/64 , G03B9/14 , G02B13/00 , G02B7/182 , H04N5/225 , G02B7/08 , G03B9/06 , F03G7/06 , G02B7/09 , G03B5/00 , G03B13/36 , H02K41/035 , G02B7/02 , G02B7/10 , G06F1/16 , H04N5/235 , G02B3/14 , G02B26/00 , G02B27/00 , G02B26/08 , G03B17/17 , F21V8/00 , G02B27/09 , G09G5/00 , G02B7/18 , G06T7/521 , G06T7/00 , G06T15/08
Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, and at least three damping materials. The movable portion is configured to connect an optical member that has an optical axis. The movable portion is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion. The damping materials are located on an imaginary plane, and the imaginary plane is parallel to the optical axis.
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公开(公告)号：US20210143720A1
公开(公告)日：2021-05-13
申请号：US17006240
申请日：2020-08-28
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang HU , Liang-Ting HO , Che-Wei CHANG
Abstract: A vibration module is provided, having a main axis passing through the center of the vibration module, including a fixed part and a first vibration part. The first vibration part is disposed within the fixed part. The first vibration part includes a first moving member and a first driving assembly. The first driving assembly drives the first moving member to move relative to the fixed part.
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公开(公告)号：US20210080808A1
公开(公告)日：2021-03-18
申请号：US17105146
申请日：2020-11-25
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：US20210026096A1
公开(公告)日：2021-01-28
申请号：US16898813
申请日：2020-06-11
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang HU , Liang-Ting HO
IPC: G02B7/04 , G03B13/36 , G02B27/64 , G03B5/00 , H02K41/035
Abstract: An optical element driving mechanism has an optical axis and includes a fixed portion, a movable portion, a driving portion, and an elastic element. The movable portion is movable relative to the fixed portion. The driving portion drives the movable portion to move relative to the fixed portion. The elastic element connects the fixed portion and the movable portion.
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公开(公告)号：US20200348488A1
公开(公告)日：2020-11-05
申请号：US16933165
申请日：2020-07-20
Applicant: TDK TAIWAN CORP.
Inventor： Liang-Ting HO , Cheng-Kai YU , Chao-Chang HU , Chih-Wei WENG , Che-Wei CHANG
Abstract: A driving mechanism for supporting an optical member is provided, including a fixed module, a movable module, a driving module disposed therebetween, and an elastic member. The driving module can drive the movable module to rotate around a first rotation axis relative to the fixed module. The elastic member includes a first connecting portion connected to the movable module, a second connecting portion connected to the fixed module, a first string portion connected to the first connecting portion, and a first buffer portion connected to the first string portion. The first string portion is disposed on the first rotation axis. The longitudinal axis of the first string portion is parallel to the first rotation axis. The first buffer portion has wave-shaped structure.
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Patent Agency Ranking
公开(公告)号：US20200336639A1
公开(公告)日：2020-10-22
申请号：US16851865
申请日：2020-04-17
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang HU , Liang-Ting HO
IPC: H04N5/225 , H02N2/02 , H02N2/00 , H02K41/035 , G03B17/55
Abstract: A photosensitive element driving mechanism includes a fixed assembly, a first movable assembly and a first driving assembly. The first movable assembly is movable relative to the fixed assembly, and the first movable assembly is configured to be connected to a photosensitive element. The photosensitive element corresponds to an optical element. The first driving assembly is configured to drive the first movable assembly to move relative to the fixed assembly. The first movable assembly includes a heat dissipation structure corresponding to the first driving assembly, the optical element or the photosensitive element.
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公开(公告)号：US20200336629A1
公开(公告)日：2020-10-22
申请号：US16742401
申请日：2020-01-14
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang HU , Chih-Wei WENG , Shu-Shan CHEN , Yung-Hsien YEH , Sin-Jhong SONG
Abstract: A camera module optical system is provided, having a main axis, including an optical module and an adjustment assembly. The optical module is configured to hold an optical element having an optical axis. The adjustment assembly is configured to adjust the optical axis of the optical module parallel to the main axis. The optical module and the adjustment assembly are arranged along the main axis, wherein the adjustment assembly does not overlap the optical module when viewed in a first direction that is perpendicular to the main axis.
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公开(公告)号：US20200271947A1
公开(公告)日：2020-08-27
申请号：US16800277
申请日：2020-02-25
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang HU , Liang-Ting HO , Sin-Jhong SONG
IPC: G02B27/64 , G03B5/02 , H02K41/035
Abstract: An optical element driving mechanism includes a fixed portion, a movable portion, a moving portion, a first driving assembly and a second driving assembly. The movable portion is movable relative to the fixed portion. The moving portion is connected to an optical element having an optical axis, and is movable relative to the movable portion. The first driving assembly drives the movable portion to move relative to the fixed portion; and the second driving assembly drives the moving portion to move relative to the movable portion.
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公开(公告)号：US20200271895A1
公开(公告)日：2020-08-27
申请号：US16738510
申请日：2020-01-09
Applicant: TDK TAIWAN CORP.
Inventor： Kai-Jing FU , Chao-Chang HU , Min-Hsiu TSAI , Mao-Kuo HSU , Juei-Hung TSAI
Abstract: A driving mechanism is provided, including a fixed part, a movable part for holding an optical element, and a driving assembly. The movable part is movable relative to the fixed part and has a first resonance frequency with respect to the fixed part. The driving assembly is configured to drive the movable part to rotate back and forth within a range relative to the fixed part.
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公开(公告)号：US20200249421A1
公开(公告)日：2020-08-06
申请号：US16778366
申请日：2020-01-31
Applicant: TDK TAIWAN CORP.
Inventor： Chao-Chang HU , Chen-Hsien FAN , Sung-Mao TSAI , Yueh-Lin LEE , Yu-Chiao LO , Mao-Kuo HSU , Ching-Chieh HUANG , Yi-Chun CHENG
Abstract: A control method of a driving mechanism is provided, including: the driving mechanism provides a first electrical signal from a control assembly to the driving mechanism to move the movable portion into an initial position relative to the fixed portion, wherein the control assembly includes a control unit and a position sensing unit; the status signal of an inertia sensing unit is read; the control unit sends the status signal to the control unit to calculate a target position; the control unit provides a second electrical signal to the driving assembly according to the target position for driving the driving assembly; a position signal is sent from the position sensing unit to the control unit; the control unit provides a third electric signal to the driving assembly to drive the driving assembly according the position signal.
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