公开(公告)号：US11493727B2

公开(公告)日：2022-11-08

申请号：US16728816

申请日：2019-12-27

Applicant: TDK TAIWAN CORP.

Inventor： Yi-Chun Cheng ,  Chao-Chang Hu ,  Che-Wei Chang ,  Chih-Wen Chiang ,  Tsung-Tung Li ,  Sin-Jhong Song

IPC: G02B7/09 ,  G02B27/64 ,  G03B5/00 ,  G03B13/36 ,  G02B3/12 ,  G02B26/00 ,  G02B7/182 ,  G02B7/02 ,  H04N5/225 ,  H04N5/232 ,  G03B5/02 ,  G03B3/10

Abstract: An optical system is provided, including a fixed assembly, a plurality of movable members, and a plurality of driving assemblies respectively connected to the movable members. The movable members are connected to an optical element and movable relative to the fixed assembly. The driving assemblies respectively drive the movable members to move relative to the fixed assembly in different time intervals.

公开(公告)号：US11487077B2

公开(公告)日：2022-11-01

申请号：US16800532

申请日：2020-02-25

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Chao-Hsi Wang ,  Chih-Wei Weng ,  Kuen-Wang Tsai ,  Sin-Jhong Song

IPC: H02K41/03 ,  G02B7/09 ,  H02K41/035 ,  H02K33/12 ,  H02K33/00

Abstract: An optical element driving mechanism includes a fixed assembly, a movable assembly, a driving assembly and a circuit assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly. The driving assembly includes a first coil group which has a plurality of first coils and a magnetic module which has a magnetic element and a first conductive element. The circuit assembly includes a first circuit member electrically connected to the first conductive element and a second circuit member electrically connected to the first coils. When the magnetic module is located in different positions relative to the first coil group, the first conductive element is electrically connected to different first coils in sequence, so that the first coil is electrically connected to the first circuit member and the second circuit member, and other first coils remain open.

公开(公告)号：US11448852B2

公开(公告)日：2022-09-20

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: G02B7/04 ,  G02B27/64 ,  G03B5/02 ,  H02K41/035 ,  G03B3/10

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.

公开(公告)号：US11424374B2

公开(公告)日：2022-08-23

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

IPC: H04N5/225 ,  H01L31/0232 ,  H01L31/113 ,  H01L31/0236 ,  H01L31/02 ,  H01L27/146 ,  H01L31/0224 ,  H01L31/024 ,  G03B5/00 ,  G03B5/02 ,  G03B5/04 ,  G02B7/182 ,  H02K11/21 ,  G02B7/09 ,  G02B27/64 ,  G03B13/36 ,  H02K41/035 ,  G02B7/00 ,  H01L23/00 ,  G02B13/00

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.

公开(公告)号：US11422330B2

公开(公告)日：2022-08-23

申请号：US17193580

申请日：2021-03-05

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Bing-Ru Song ,  Yi-Ho Chen ,  Chia-Pin Hsu ,  Chih-Wei Weng ,  Shin-Hua Chen ,  Chien-Lun Huang ,  Chao-Chun Chang ,  Shou-Jen Liu ,  Kun-Shih Lin ,  Nai-Wen Hsu ,  Yu-Cheng Lin ,  Shang-Yu Hsu ,  Yu-Huai Liao ,  Yi-Hsin Nieh ,  Shih-Ting Huang ,  Kuo-Chun Kao ,  Fu-Yuan Wu

IPC: G02B7/04 ,  G03B3/02 ,  H02K41/035 ,  G02B7/09 ,  G03B3/10 ,  H02K33/16 ,  G02B27/64

Abstract: A driving mechanism for moving an optical element is provided, including a movable portion, a fixed portion, a driving assembly, and a first resilient element. The movable portion is for connecting the optical element. 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 first resilient element has a board structure. The movable portion is movably connected to the fixed portion via the first resilient element. The fixed portion includes a connection surface, a restricting surface, and a recessed portion. At least a portion of the first resilient element is disposed on the connection surface. The restricting surface contacts and restricts the movable portion. The recessed portion is located between the connection surface and the restricting surface, wherein the recessed portion is lower than the connection surface and the restricting surface.

公开(公告)号：US11333847B2

公开(公告)日：2022-05-17

申请号：US17109740

申请日：2020-12-02

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Chen-Hsien Fan ,  Che-Wei Chang ,  Chih-Wei Weng ,  Chia-Che Wu ,  Mao-Gen Jian ,  Chien-Yu Kao ,  Sung-Mao Tsai

IPC: G03B5/02 ,  G02B7/28 ,  G02B27/64

Abstract: An optical element driving mechanism is provided, including a movable part for connecting an optical element; a fixed part, wherein the movable part can move relative to the fixed part; a driving assembly for driving the movable part to move relative to the fixed part; and a supporting assembly, wherein the movable part can move relative to the fixed part in multiple dimensions via the supporting assembly.

公开(公告)号：US11294172B2

公开(公告)日：2022-04-05

申请号：US15841550

申请日：2017-12-14

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Shu-Shan Chen ,  Cheng-Kai Yu

IPC: G02B27/00 ,  G02B27/64 ,  G01D5/12 ,  G01B7/30 ,  G02B7/08 ,  G01B7/00 ,  G01D5/14

Abstract: An optical element driving mechanism includes a fixed module, a movable module, an optical element, a first sensing magnet, and a first sensing element. The movable module is movably connected to the fixed module. The optical element is disposed on the movable module. The first sensing magnet is disposed corresponding to the optical element, and has a polar direction. The first sensing element is disposed corresponding to the first sensing magnet for sensing displacement of the first sensing magnet relative to the fixed module in a first direction, wherein the first direction is perpendicular to the polar direction.

公开(公告)号：US11228698B2

公开(公告)日：2022-01-18

申请号：US16876855

申请日：2020-05-18

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Chen-Hsien Fan

IPC: H04N5/225 ,  H05K1/18 ,  H01L27/146 ,  H05K1/05

Abstract: A camera module is provided, including a lens driving mechanism, a lens unit, a circuit board, and an image sensor. The lens unit is disposed on the lens driving mechanism. The image sensor is disposed on the circuit board. The circuit board includes a metal member, an insulation layer, and a metal wire. The insulation layer is disposed between the metal member and the metal wire, and the metal wire is electrically connected to the image sensor. The lens driving module can drive the lens unit to move relative to the image sensor. The image sensor can catch the light through the lens unit.

公开(公告)号：US11159080B2

公开(公告)日：2021-10-26

申请号：US16049277

申请日：2018-07-30

Applicant: TDK TAIWAN CORP.

Inventor： Cheng-Kai Yu ,  Liang-Ting Ho ,  Shu-Shan Chen ,  Chao-Chang Hu

IPC: H02K41/035 ,  H02K11/22 ,  H02K11/215 ,  G03B5/04 ,  G03B13/36 ,  H02K11/01

Abstract: An electromagnetic driving module is provided, including a first member, a second member movably connected to the first member, an electromagnetic driving assembly, and a film. The electromagnetic driving assembly includes a magnet and a coil respectively disposed on the first and second members, so as to move the second member relative to the first member. The film is disposed on a side of the magnet to reduce magnetic interference between the magnet and a magnetic element, wherein the magnetic permeability of the film is higher than the magnetic permeability of the first member.

公开(公告)号：US11106000B2

公开(公告)日：2021-08-31

申请号：US15982840

申请日：2018-05-17

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Bing-Ru Song ,  Yi-Ho Chen ,  Chia-Pin Hsu ,  Chih-Wei Weng ,  Shin-Hua Chen ,  Chien-Lun Huang ,  Chao-Chun Chang ,  Shou-Jen Liu ,  Kun-Shih Lin ,  Nai-Wen Hsu ,  Yu-Cheng Lin ,  Shang-Yu Hsu ,  Yu-Huai Liao ,  Yi-Hsin Nieh ,  Shih-Ting Huang ,  Kuo-Chun Kao ,  Fu-Yuan Wu

IPC: G02B7/04 ,  G02B7/02 ,  G02B7/09

Abstract: A driving mechanism for supporting an optical member is provided, including a base, a frame, a movable portion, a driving module, and an adhesive member. The base includes a plurality of first sidewalls, and at least one recess is formed on the first sidewalls. The frame includes a plurality of second sidewalls, and at least one opening is formed on the second sidewalls. The base and the frame form a hollow box, and the opening corresponds to the recess. The movable portion and the driving module are disposed in the hollow box. The driving module can drive the movable portion to move relative to the base. The adhesive member is accommodated in the opening and the recess, and extended along the first sidewalls. The adhesive member is disposed between the first sidewalls and the second sidewalls.