公开(公告)号：US11709336B2

公开(公告)日：2023-07-25

申请号：US17130946

申请日：2020-12-22

Applicant: TDK TAIWAN CORP.

Inventor： Chen-Chi Kuo ,  Chao-Chang Hu ,  Sin-Jhong Song

IPC: G02B7/09 ,  G02B13/00 ,  G02B27/64

CPC classification number: G02B7/09 ,  G02B13/001 ,  G02B27/646

Abstract: A lens driving mechanism is provided, including a bottom plate, a housing, connected to the bottom plate, a movable portion movably received between the housing and the bottom plate, and a biasing assembly connecting the bottom plate to the base of the movable portion. The movable portion includes a frame, a holder, and a base, wherein the holder is received in the frame and configured to sustain the optical lens, and the base is connected to the frame and the holder. The biasing assembly connects the bottom plate to the base of the movable portion, wherein when viewed in a direction perpendicular to the optical axis, the base and the biasing assembly partially overlap.

公开(公告)号：US11686919B2

公开(公告)日：2023-06-27

申请号：US16728734

申请日：2019-12-27

Applicant: TDK TAIWAN CORP.

Inventor： Kai-Jing Fu ,  Chao-Chang Hu ,  Min-Hsiu Tsai ,  Mao-Kuo Hsu ,  Juei-Hung Tsai

IPC: G02B7/182 ,  G02B26/08 ,  G02B26/10 ,  H02K41/035 ,  G01S7/481 ,  G01B11/24 ,  G01S17/42

CPC classification number: G02B7/1821 ,  G01B11/24 ,  G01S7/4813 ,  G01S7/4816 ,  G01S7/4817 ,  G01S17/42 ,  G02B26/0816 ,  G02B26/101 ,  G02B26/105 ,  H02K41/0356 ,  H02K2201/18

Abstract: A driving mechanism is provided, including a fixed part, a movable part for holding an optical element, a driving assembly, and a positioning structure. The movable part is connected to the fixed part. The driving assembly is configured to drive the movable part to move relative to the fixed part. The positioning structure is formed on the movable part or the fixed part for positioning the optical element or at least one part of the driving assembly.

公开(公告)号：US11678036B2

公开(公告)日：2023-06-13

申请号：US16845520

申请日：2020-04-10

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Shu-Shan Chen ,  Chen-Hsien Fan ,  Yueh-Lin Lee ,  Yu-Chiao Lo ,  Sung-Mao Tsai ,  Shang-Hung Chen

IPC: H04N23/51 ,  G02B7/00 ,  G03B5/04 ,  G02B7/04 ,  G02B27/64 ,  H02K11/21 ,  G02B7/09 ,  G02B26/02 ,  G02B7/02 ,  G02B7/08 ,  G03B3/10 ,  G03B5/02 ,  H02N2/04 ,  G03B13/36 ,  H04N23/55 ,  H04N23/57 ,  H04N23/60

CPC classification number: H04N23/51 ,  G02B7/005 ,  G02B7/026 ,  G02B7/04 ,  G02B7/08 ,  G02B7/09 ,  G02B26/02 ,  G02B27/646 ,  G03B3/10 ,  G03B5/02 ,  G03B5/04 ,  G03B13/36 ,  H02K11/21 ,  H02N2/043 ,  H04N23/55 ,  H04N23/57 ,  H04N23/60 ,  G03B2205/0015 ,  G03B2205/0053 ,  G03B2205/0061 ,  G03B2205/0069

Abstract: An optical element driving mechanism is provided, including a fixed portion, a movable portion, a driving assembly, and a stopping assembly. The movable portion is movably connected to the fixed portion, wherein the movable portion is used for connecting to an optical element having a main axis. The driving assembly is disposed on the fixed portion or the movable portion, and the driving assembly is used for driving the movable portion to move relative to the fixed portion. The stopping assembly is connected to the movable portion and the fixed portion.

公开(公告)号：US11656531B2

公开(公告)日：2023-05-23

申请号：US16922863

申请日：2020-07-07

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Chen-Hsien Fan

IPC: G02B7/02 ,  G03B5/00 ,  G02B27/64 ,  G03B3/10 ,  G02B7/10

CPC classification number: G03B5/00 ,  G02B7/102 ,  G02B27/646 ,  G03B3/10 ,  G03B2205/0007 ,  G03B2205/0046 ,  G03B2205/0053

Abstract: An optical element driving mechanism is provided, including an immovable part, a movable part, a driving assembly, and an elastic assembly. The movable part is movable relative to the immovable part. The movable part accommodates an optical element. The driving assembly drives the movable part to move relative to the immovable part. The elastic assembly is elastically connected to the immovable part and the movable part. The elastic assembly includes a base and a plurality of wires. The base includes a first portion extending along a first direction. Each of the wires includes a second portion extending along the first direction. The second portions are at least partially disposed on the first portion. The second portions at least partially overlap with each other as observed from a second direction that is not parallel with the first direction. The second portions are arranged along the second direction.

公开(公告)号：US11650430B2

公开(公告)日：2023-05-16

申请号：US16742154

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 ,  G02B7/00 ,  G02B27/64 ,  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 ,  G03B13/36 ,  H02K41/035 ,  G02B7/08 ,  G02B13/00 ,  H01L23/00

CPC classification number: G02B27/646 ,  G02B7/003 ,  G02B7/08 ,  G02B7/09 ,  G02B7/1821 ,  G03B5/00 ,  G03B5/02 ,  G03B5/04 ,  G03B13/36 ,  H01L27/14618 ,  H01L27/14636 ,  H01L31/02002 ,  H01L31/024 ,  H01L31/02016 ,  H01L31/02327 ,  H01L31/02366 ,  H01L31/022466 ,  H01L31/1136 ,  H02K11/21 ,  H02K41/0356 ,  H04N5/2253 ,  H04N5/2254 ,  H04N5/2257 ,  G02B13/0045 ,  G03B2205/0007 ,  G03B2205/0069 ,  H01L24/48 ,  H01L2224/48091 ,  H01L2224/48106 ,  H01L2224/48225

Abstract: A method for adjusting an optical system is provided, including a positioning device positioning a first optical module; a measuring device measuring an angular difference between a main axis of the first optical module and an optical axis of an optical element sustained by the first optical module to obtain a measurement information; an adjusting device changing the shape of an adjustment assembly of the first optical module according to the measurement information; and assembling the first optical module with an optical object, wherein the optical axis of the optical element is parallel to a central axis of the optical object.

公开(公告)号：US11616429B2

公开(公告)日：2023-03-28

申请号：US16900036

申请日：2020-06-12

Applicant: TDK TAIWAN CORP.

Inventor： Jungsuck Ryoo ,  Chao-Chang Hu ,  Shu-Shan Chen

IPC: H02K41/035 ,  H02K11/215 ,  H02N2/04 ,  H02N2/06 ,  G02B27/64 ,  H04N5/232 ,  G02B7/04

Abstract: A driving assembly is provided, including a transmission element and a first driving source. The transmission element has a first connecting point. The first driving source outputs a first driving force to the transmission element. The first driving source is at least partially fixedly connected to the transmission element at the first connecting point.

公开(公告)号：US11614596B2

公开(公告)日：2023-03-28

申请号：US16778699

申请日：2020-01-31

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Mao-Kuo Hsu ,  Hsueh-Ju Lu ,  Chih-Wei Weng ,  Che-Wei Chang

IPC: G02B7/08 ,  G03B9/06 ,  G03B30/00 ,  G02B7/09 ,  G02B27/64 ,  G03B13/36 ,  G03B5/06 ,  H04N5/232 ,  H04N5/225

Abstract: An optical element driving mechanism is provided, including a fixed portion, a movable portion, and a driving assembly. The movable portion is movably connected to the fixed portion and includes a holder to hold an optical element having a main axis. The driving assembly is disposed on the movable portion or the fixed portion for driving the movable portion to move relative to the fixed portion.

公开(公告)号：US11586002B2

公开(公告)日：2023-02-21

申请号：US16728994

申请日：2019-12-27

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 ,  H04N5/225 ,  G02B7/09 ,  G02B27/64 ,  G03B5/02

Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a movable portion and a fixed portion. The movable portion includes a holder for holding an optical member with an optical axis. The movable portion is movable relative to the fixed portion. The fixed portion has a housing and a base. The housing is disposed on the base, and includes a top surface and a side surface. The top surface extends in a direction that is parallel to the optical axis. The side surface extends from an edge of the top surface in a direction that is not parallel to the optical axis. The side surface has a rectangular opening.

公开(公告)号：US11586001B2

公开(公告)日：2023-02-21

申请号：US17306679

申请日：2021-05-03

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Che-Wei Chang ,  Liang-Ting Ho ,  Sin-Jhong Song ,  Hsin-Yen Wu

IPC: G02B7/02 ,  G02B27/64 ,  G03B9/14 ,  G02B13/00 ,  G02B7/182 ,  H04N5/225 ,  G02B7/08 ,  F03G7/06 ,  G02B3/12 ,  G03B9/06 ,  G02B7/09 ,  G03B5/00 ,  G03B13/36 ,  H02K41/035 ,  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 ,  G03B5/04 ,  G02B5/00

Abstract: An optical system is provided. The optical system includes a first optical module with a first light-entering hole, a second optical module with a second light-entering hole, and a third optical module with a third light-entering hole. The second light-entering hole is close to the first light-entering hole and the third light-entering hole. The focal length of the second optical module is different from the focal length of the first optical module and the focal length of the third optical module.

公开(公告)号：US11579398B2

公开(公告)日：2023-02-14

申请号：US16729029

申请日：2019-12-27

Applicant: TDK TAIWAN CORP.

Inventor： Chien-Yu Kao ,  Chen-Hsien Fan ,  Chih-Wei Weng ,  Chao-Chang Hu ,  Che-Wei Chang

IPC: G02B7/08 ,  H04N5/225 ,  H04N5/232 ,  G02B7/02 ,  G02B3/14 ,  G02B6/35 ,  G02B7/182 ,  G02B26/08 ,  G02B7/09 ,  G02B27/64 ,  G02B23/08

Abstract: An optical element driving mechanism is provided and includes a movable portion and a fixed portion. The movable portion includes a carrier for carrying an optical member with a first optical axis. The fixed portion has a top surface, a first side surface and a second side surface. The top surface extends in a direction that is parallel to the first optical axis. The first side surface and the second side surface extend in a direction that is not parallel to the first optical axis from the edge of the top surface and face different sides of the optical member. The shortest distance between the optical member and the first side surface is shorter than the shortest distance between the optical member and the second side surface.