公开(公告)号：US20230161131A1

公开(公告)日：2023-05-25

申请号：US18157742

申请日：2023-01-20

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 ,  G02B7/18 ,  G02B7/182 ,  G02B13/00 ,  G02B26/08 ,  G02B27/00 ,  G02B7/09 ,  G02B27/64 ,  G03B5/02 ,  H04N23/54 ,  H04N23/55 ,  H04N23/57

CPC classification number: G02B7/04 ,  G02B7/1805 ,  G02B7/182 ,  G02B13/0075 ,  G02B26/0816 ,  G02B27/0068 ,  G02B26/085 ,  G02B7/09 ,  G02B27/646 ,  G03B5/02 ,  H04N23/54 ,  H04N23/55 ,  H04N23/57 ,  G03B2205/0015 ,  G03B2205/0069

Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a first movable portion, a fixed portion, a first driving assembly, and a plurality of second guiding members. The first movable portion is configured to connect an optical member. The optical member is used for adjusting a direction of a light from an incident direction to an outgoing direction. The first movable portion can move relative to the fixed portion. The first driving assembly is configured to drive the first movable portion to move relative to the fixed portion. The second guiding members include a first ball, a second ball, and a third ball. The first ball, the second ball, and the third ball are disposed in a plane that is perpendicular to the incident direction.

公开(公告)号：US20220308307A1

公开(公告)日：2022-09-29

申请号：US17705663

申请日：2022-03-28

Applicant: TDK TAIWAN CORP.

Inventor： Shu-Shan CHEN ,  Pai-Jui CHENG ,  Chieh-An CHANG ,  Hsiao-Hsin HU ,  Chao-Chang HU

IPC: G02B7/08

Abstract: An optical component driving mechanism is provided. The optical component driving mechanism includes a fixed portion, a movable portion, a driving assembly, and a first weighting component. The movable portion and the fixed portion are arranged along an optical axis. 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 first weighting component is fixedly connected to the fixed portion. The driving assembly is disposed on the first weighting component.

公开(公告)号：US20220229261A1

公开(公告)日：2022-07-21

申请号：US17716758

申请日：2022-04-08

Applicant: TDK TAIWAN CORP.

Inventor： Chia-Che WU ,  Sung-Mao TSAI ,  Chao-Chang HU ,  Che-Wei CHANG ,  Chen-Hsien FAN ,  Chih-Wei WENG

IPC: G02B7/02 ,  G02B3/14 ,  G02B7/08 ,  H04N5/225 ,  H04N5/232 ,  G02B6/35 ,  G02B7/182 ,  G02B26/08 ,  G02B7/09 ,  G02B27/64

Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a fixed portion, a movable portion, an electromagnetic driving assembly and an elastic member. The fixed portion has a base and a frame that is disposed on the base. The movable portion is movable relative to the fixed portion, and includes a carrier for carrying an optical member with an incident optical axis. The carrier includes a body and a sidewall that extends along the edge of the body, wherein the carrier further includes a first stopping portion and a second stopping portion protruding towards the fixed portion. The electromagnetic driving assembly drives the movable portion to move relative to the fixed portion. The movable portion is movably connected to the fixed portion via the elastic member.

公开(公告)号：US20220196974A1

公开(公告)日：2022-06-23

申请号：US17553126

申请日：2021-12-16

Applicant: TDK TAIWAN CORP.

Inventor： Shu-Shan CHEN ,  Chao-Chang HU ,  Chih-Wei WENG

IPC: G02B13/00 ,  G02B26/08

Abstract: An optical element driving mechanism is provided, including a first movable part, a second movable part, and a third movable part. The first movable part is connected to a first optical element. The second movable part is connected to a second optical element that has an optical axis. The third movable part is connected to a third optical element. The first optical element, the second optical element, and the third optical element are arranged along the optical axis. The second optical element is located between the first optical element and the third optical element when viewed along a direction that is perpendicular to the optical axis.

公开(公告)号：US20220196965A1

公开(公告)日：2022-06-23

申请号：US17553069

申请日：2021-12-16

Applicant: TDK TAIWAN CORP.

Inventor： Shu-Shan CHEN ,  Chao-Chang HU ,  Chih-Wei WENG

IPC: G02B7/09 ,  G02B27/64

Abstract: An optical element drive mechanism is provided. The optical element drive mechanism includes an immovable part, a first movable part, and a first drive assembly. The first movable part is connected to a first optical element. The first movable part is movable relative to the immovable part. The first drive assembly drives the first movable part to move relative to the immovable part. The optical element drive mechanism is polygonal, including a first side, a second side, a third side, and a fourth side. The first side is opposite and parallel with the third side. The second side is opposite and parallel with the fourth side. The first drive assembly is disposed on the first side.

公开(公告)号：US20220179166A1

公开(公告)日：2022-06-09

申请号：US17541726

申请日：2021-12-03

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang HU ,  Chao-Hsi WANG ,  Shu-Shan CHEN ,  He-Ling CHANG

IPC: G02B7/04

Abstract: The present disclosure provides an optical element driving mechanism, which includes a movable part, a fixed assembly, a first driving assembly and a guiding assembly. The movable part is configured to be connected to an optical element. The fixed assembly has an accommodating space, and the movable part is partially disposed in the accommodating space and is movable relative to the fixed assembly. The first driving assembly is configured to drive the movable part to move relative to the fixed assembly. The guiding assembly is configured to guide the movable part to move along a first axis relative to the fixed assembly. There is no elastic element disposed between the movable part and the fixed assembly.

公开(公告)号：US20220091358A1

公开(公告)日：2022-03-24

申请号：US17544370

申请日：2021-12-07

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Hsi WANG ,  Chao-Chang HU ,  Chih-Wei WENG ,  He-Ling CHANG

IPC: G02B7/02 ,  G03B5/00

Abstract: A driving mechanism for an optical element is provided, including a fixed portion, a movable portion, a first driving assembly, and a positioning assembly. The movable portion is movably disposed on the fixed portion, and includes an optical element. The first driving assembly is at least partially disposed on the fixed portion, and drives the optical element to move in a first direction. The positioning assembly is disposed on the fixed portion or the movable portion, wherein the positioning assembly limits the movable part to a first terminal position or a second terminal position relative to the fixed portion.

公开(公告)号：US20220011649A1

公开(公告)日：2022-01-13

申请号：US17484572

申请日：2021-09-24

Applicant: TDK TAIWAN CORP.

Inventor： Cheng-Kai YU ,  Chen-Hsien FAN ,  Chao-Chang HU ,  Shu-Shan CHEN ,  Chih-Wei WENG

IPC: G03B13/36 ,  G02B7/04 ,  G02B7/08

Abstract: A lens driving module includes a base, a frame fixedly connected to the base, and a holder configured to connect an optical lens. The holder is movable relative to the base. The lens driving module also includes a reflecting element configured to reflect light from a light incident direction to a first direction. The first direction is perpendicular to the light incident direction, and the first direction is parallel to an optical axis of the optical lens. The lens driving module further includes a first electromagnetic driving assembly configured to force the holder to move along the first direction relative to the base. The lens driving module has multiple recesses formed on the base and arranged along the first direction. The lens driving module includes multiple the rolling elements disposed on the recesses, and the holder is moved relative to the base via the rolling elements.

公开(公告)号：US20220004083A1

公开(公告)日：2022-01-06

申请号：US17480790

申请日：2021-09-21

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Hsi WANG ,  Chao-Chang HU ,  Chih-Wei WENG ,  Sin-Jhong SONG

IPC: G03B9/06

Abstract: An optical system is provided. The optical system includes a movable portion used for connecting to an optical element having an optical axis, a fixed portion, and a second driving assembly used for driving the movable portion to move relative to the fixed portion. The movable portion includes a bottom having a window corresponding to the optical axis, a first blade corresponding to the window, and is movable relative to the bottom, a connecting element movable relative to the bottom and is used for bringing the first blade to move, and a first driving assembly used for driving the connecting element to move relative to the bottom. The movable portion is movable relative to the fixed portion. The fixed portion has a polygonal structure when viewed along the optical axis.

公开(公告)号：US20210397067A1

公开(公告)日：2021-12-23

申请号：US16950263

申请日：2020-11-17

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang HU ,  Chen-Hsien FAN ,  Chih-Wen CHIANG ,  Chia-Che WU ,  Yu-Chiao LO

IPC: G03B5/02 ,  G02B7/36 ,  G02B7/28

Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, and a support assembly. The movable portion is used for connecting to an optical element. The movable portion may move relative to the fixed portion. The driving assembly is used for driving the movable portion to move relative to the fixed portion. The movable portion is movable relative to the fixed portion through the support assembly.