公开(公告)号：US11662650B2

公开(公告)日：2023-05-30

申请号：US16898813

申请日：2020-06-11

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Liang-Ting Ho

IPC: G03B13/36 ,  G02B7/04 ,  G02B27/64 ,  G03B5/00 ,  H02K41/035 ,  G02B7/08 ,  G02B7/09 ,  G01P15/02 ,  G03B5/02 ,  H02K33/18 ,  H04N23/50 ,  H04N23/51 ,  H04N23/54 ,  H04N23/55 ,  H04N23/57

CPC classification number: G03B13/36 ,  G01P15/02 ,  G02B7/04 ,  G02B7/08 ,  G02B7/09 ,  G02B27/646 ,  G03B5/00 ,  G03B5/02 ,  H02K33/18 ,  H02K41/0354 ,  H02K41/0356 ,  H04N23/50 ,  H04N23/51 ,  H04N23/54 ,  H04N23/55 ,  H04N23/57 ,  G03B2205/0007 ,  G03B2205/0069 ,  G03B2205/0076

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.

公开(公告)号：US11630319B2

公开(公告)日：2023-04-18

申请号：US16518556

申请日：2019-07-22

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Chen-Hsien Fan ,  Cheng-Kai Yu ,  Chih-Wei Weng ,  Shu-Shan Chen

IPC: G02B27/64 ,  G02B7/08 ,  G02B13/02

Abstract: A lens unit is provided, including a casing, a carrier, an optical lens, a first driving assembly, and a second driving assembly. The carrier is movably disposed in the casing, and the optical lens is disposed on the carrier. The first and second driving assemblies are provided to drive the carrier and the optical lens respectively to move along a first axis and a second axis relative to the casing. Specifically, when viewed along a direction perpendicular to an optical axis of the lens unit, the first and second driving assemblies do not overlap.

公开(公告)号：US11630280B2

公开(公告)日：2023-04-18

申请号：US16950238

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: G02B7/02 ,  G02B13/00

Abstract: An optical element driving mechanism is provided, including a fixed part, a movable part, a driving assembly and a supporting assembly. The movable part is movable relative to the fixed part, and is connected to an optical element. The driving assembly drives the movable part to move relative to the fixed part. The movable part is movable relative to the fixed part in a moving range via the supporting assembly.

公开(公告)号：US11598975B2

公开(公告)日：2023-03-07

申请号：US17159759

申请日：2021-01-27

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Chen-Hsien Fan ,  Yi-Liang Chan

IPC: G02B27/64

Abstract: A lens driving mechanism is provided. The lens driving mechanism is configured to drive an optical lens, including a holder, a base, a first elastic element, and a first biasing element. The optical lens is disposed in a receiving space of the holder. The base has a central axis, and the holder is movable relative to the base. The first elastic element is connected to the holder and the base. The first biasing element exerts a force on the holder so that an optical axis of the optical lens has an angular displacement relative to the central axis.

公开(公告)号：US11586006B2

公开(公告)日：2023-02-21

申请号：US16727448

申请日：2019-12-26

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Che-Wei Chang ,  Chih-Wen Chiang ,  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: A reflective element driving module includes a first reflective element, a second reflective element, and a driving assembly. The first reflective element has a first reflective surface, disposed to correspond to the incident light, wherein the light has an optical axis. The second reflective element has a second reflective surface, disposed to correspond to the light reflected by the first reflective element, and is movable relative to the first reflective element. The driving assembly is configured to drive the second reflective element to move relative to the first reflective element, wherein the first reflective surface and the second reflective surface face different directions.

公开(公告)号：US11555981B2

公开(公告)日：2023-01-17

申请号：US16900608

申请日：2020-06-12

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Liang-Ting Ho ,  Chen-Er Hsu ,  Yi-Liang Chan ,  Fu-Lai Tseng ,  Fu-Yuan Wu ,  Chen-Chi Kuo ,  Ying-Jen Wang ,  Wei-Han Hsia ,  Yi-Hsin Tseng ,  Wen-Chang Lin ,  Chun-Chia Liao ,  Shou-Jen Liu ,  Chao-Chun Chang ,  Yi-Chieh Lin ,  Shang-Yu Hsu ,  Yu-Huai Liao ,  Shih-Wei Hung ,  Sin-Hong Lin ,  Kun-Shih Lin ,  Yu-Cheng Lin ,  Wen-Yen Huang ,  Wei-Jhe Shen ,  Chih-Shiang Wu ,  Sin-Jhong Song ,  Che-Hsiang Chiu ,  Sheng-Chang Lin

IPC: G02B7/09 ,  H04N5/225 ,  G02B27/64

Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a movable assembly, a driving assembly and a stopping assembly. The fixed assembly has a main axis. The movable assembly is configured to connect an optical element, and 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. The stopping assembly is configured to limit the movement of the movable assembly relative to the fixed assembly within a range of motion.

公开(公告)号：US11448850B2

公开(公告)日：2022-09-20

申请号：US16257376

申请日：2019-01-25

Applicant: TDK TAIWAN CORP.

Inventor： Sung-Mao Tsai ,  Liang-Ting Ho ,  Chao-Chang Hu ,  Sin-Jhong Song

IPC: G02B26/08 ,  G02B7/09 ,  G02B7/02 ,  G02B27/64 ,  G03B9/14 ,  G02B13/00 ,  G02B7/182 ,  H04N5/225 ,  G02B7/08 ,  G03B9/06 ,  F03G7/06 ,  G03B5/00 ,  G03B13/36 ,  H02K41/035 ,  G02B7/10 ,  G06F1/16 ,  H04N5/235 ,  G02B3/14 ,  G02B26/00 ,  G02B27/00 ,  G03B17/17 ,  F21V8/00 ,  G02B27/09 ,  G09G5/00 ,  G02B7/18 ,  G06T7/521 ,  G06T7/00 ,  G06T15/08 ,  G03B5/04 ,  G02B5/00

Abstract: An optical member driving mechanism is provided, including a fixed portion, a movable portion, and a driving module, wherein the movable portion is movably connected to the fixed portion and includes an optical member holder and a spacing member. The optical member holder can support an optical member and has a surface facing the optical member. The optical member can change the moving direction of an external light. The spacing member is disposed between the surface and the optical member, and a gap is formed between the surface and the optical member. The driving module can drive the movable portion to move relative to the fixed portion.

公开(公告)号：US11429011B2

公开(公告)日：2022-08-30

申请号：US16745826

申请日：2020-01-17

Applicant: TDK TAIWAN CORP.

Inventor： Chih-Wei Weng ,  Liang-Ting Ho ,  Chao-Chang Hu ,  Chien-Yu Kao ,  Sin-Jhong Song

IPC: G02B7/02 ,  G03B5/00 ,  G02B9/62 ,  G02B7/09 ,  G02B13/00 ,  G02B27/64 ,  H04N5/225 ,  G02B7/08 ,  H04N5/232 ,  G03B13/36 ,  G02B7/10

Abstract: An optical system is provided. The optical system includes a first optical module, a second optical module and a third optical module. The first optical module is configured to connect at least one first optical member. The second optical module is configured to connect at least one second optical member. The third optical module is configured to connect a third optical member, wherein the third optical module is located between the first optical module and the second optical module.

公开(公告)号：US11428949B2

公开(公告)日：2022-08-30

申请号：US16539660

申请日：2019-08-13

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Cheng-Kai Yu

IPC: G02B27/64 ,  G02B7/08 ,  H02K41/035

Abstract: An optical element driving mechanism is provided, including: a fixed portion; a movable portion movably connected to the fixed portion and includes a frame and a holder, wherein an optical element having an optical axis is connected to the movable portion; a first driving assembly disposed in the fixed portion to move the movable portion relative to the fixed portion; and a resilient element, including: an outer resilient element, including: a first segment having a strip-shaped structure; a second segment having a strip-shaped structure; and a first bending segment, wherein the first segment connects to the second segment through the first bending segment, and the frame is movably connected to the fixed portion through the outer resilient element; and an inner resilient element, wherein the holder is movably connected to the frame through the inner resilient element.

公开(公告)号：US11366278B2

公开(公告)日：2022-06-21

申请号：US16728683

申请日：2019-12-27

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Mao-Kuo Hsu ,  Kai-Jing Fu

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

Abstract: An optical member driving mechanism is provided, including a movable portion, a fixed portion, a driving assembly, a light emitter, and a light receiver. The driving assembly is configured to drive the movable portion to move relative to the fixed portion. The light emitter emits light toward an object, and the light receiver receives the light reflected by the object.