公开(公告)号：US12211644B2

公开(公告)日：2025-01-28

申请号：US17971280

申请日：2022-10-21

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Hsi Wang ,  Chao-Chang Hu ,  Yueh-Lin Lee ,  Che-Wei Chang

IPC: G02B7/00 ,  G02B7/02 ,  G02B7/04 ,  G02B7/08 ,  G02B27/64 ,  G03B9/14 ,  H01F7/08 ,  H01F7/16 ,  H04N23/51 ,  H04N23/54 ,  H04N23/55

Abstract: An optical system is provided, including a housing, an optical element, a first movable part, a driving assembly, and a temperature adjusting module. The optical element is disposed on the housing. The first movable part is movably connected to the housing. The driving assembly is configured to drive the first movable part to move relative to the housing. The temperature adjusting module is disposed in the housing for adjusting the temperature of the optical system.

公开(公告)号：US12206974B2

公开(公告)日：2025-01-21

申请号：US17895437

申请日：2022-08-25

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Shu-Shan Chen

IPC: H04N23/57 ,  G02B7/04 ,  G03B9/36 ,  H04N23/51 ,  H04N23/54 ,  H04N23/55 ,  H10N30/20

Abstract: An optical element driving mechanism is provided, including a fixed part, a movable part, and a driving assembly. The movable part includes a holder, and a supporting element. The holder holds an optical element. The supporting element is connected to the holder. The driving assembly drives the movable part to move relative to the fixed part. The holder uses the supporting element as a fulcrum and moves relative to the fixed part around the first axis and the second axis. The first axis is not parallel to the second axis.

公开(公告)号：US12204163B2

公开(公告)日：2025-01-21

申请号：US18432869

申请日：2024-02-05

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Chang Hu ,  Chih-Wei Weng ,  Chia-Che Wu ,  Chien-Yu Kao ,  Hsiao-Hsin Hu ,  He-Ling Chang ,  Chao-Hsi Wang ,  Chen-Hsien Fan ,  Che-Wei Chang ,  Mao-Gen Jian ,  Sung-Mao Tsai ,  Wei-Jhe Shen ,  Yung-Ping Yang ,  Sin-Hong Lin ,  Tzu-Yu Chang ,  Sin-Jhong Song ,  Shang-Yu Hsu ,  Meng-Ting Lin ,  Shih-Wei Hung ,  Yu-Huai Liao ,  Mao-Kuo Hsu ,  Hsueh-Ju Lu ,  Ching-Chieh Huang ,  Chih-Wen Chiang ,  Yu-Chiao Lo ,  Ying-Jen Wang ,  Shu-Shan Chen ,  Che-Hsiang Chiu

IPC: G02B7/00 ,  G02B7/10

Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.

公开(公告)号：US12174449B2

公开(公告)日：2024-12-24

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

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：US12174392B2

公开(公告)日：2024-12-24

申请号：US18467375

申请日：2023-09-14

Applicant: TDK TAIWAN CORP.

Inventor： Chih-Wei Weng ,  Chao-Chang Hu ,  Cheng-Jui Chang ,  Sin-Jhong Song

IPC: G02B27/00 ,  F21V8/00 ,  G02B7/08 ,  G02B7/36 ,  G02B27/01 ,  G02B27/64 ,  G03B5/00 ,  G06F3/01 ,  G09G3/00 ,  H01F7/08 ,  H04N23/54 ,  H04N23/55 ,  H04N23/68

Abstract: An optical system is provided. The optical system includes a light source assembly, a light guiding element, and a first optical assembly. The light source assembly is used for generating first light and second light. The light guiding element is used for transporting the first light and the second light. The first optical assembly is disposed between the light guiding element and the light source assembly and used for transporting the first light and the second light. Wavelengths of the first light and the second light are different.

公开(公告)号：US12153330B2

公开(公告)日：2024-11-26

申请号：US17105146

申请日：2020-11-25

Applicant: TDK TAIWAN CORP.

Inventor： Fu-Yuan Wu ,  Chao-Chang Hu ,  Yi-Liang Chan

IPC: G02B27/64 ,  G02B7/04 ,  G03B17/00 ,  G02B7/02

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.

公开(公告)号：US12112617B2

公开(公告)日：2024-10-08

申请号：US17882867

申请日：2022-08-08

Applicant: TDK TAIWAN CORP.

Inventor： Chao-Hsi Wang ,  Xuan-Huan Su ,  Kuen-Wang Tsai ,  Chao-Chang Hu

IPC: H04N23/55 ,  G02B7/08 ,  G03B5/00 ,  G03B9/40 ,  G03B13/36 ,  G08B6/00 ,  H02K11/21 ,  H02K41/035 ,  H04N23/51 ,  H04N23/54 ,  H05K1/18

CPC classification number: G08B6/00 ,  G02B7/08 ,  G03B5/00 ,  G03B9/40 ,  G03B13/36 ,  H02K11/21 ,  H02K41/0354 ,  H04N23/51 ,  H04N23/54 ,  H04N23/55 ,  H05K1/181 ,  H05K2201/10916

Abstract: A driving mechanism for moving a flat optical element is provided. The driving mechanism includes a fixed part, a movable member, and a driving assembly. The movable member is movably disposed on the fixed part and connected to the optical element. The driving assembly is configured to impel the movable member and the optical element to move relative to the fixed part. The driving assembly has a coil disposed on the fixed part.

公开(公告)号：US12066745B2

公开(公告)日：2024-08-20

申请号：US18470045

申请日：2023-09-19

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 ,  G03B3/02 ,  G03B3/10

CPC classification number: G03B13/36 ,  G02B7/04 ,  G02B7/08 ,  G03B3/02 ,  G03B3/10

Abstract: An optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, a guiding assembly, and a metallic member. The movable portion is configured to connect an optical element. The optical element is configured to correspond to light reflected by a reflection element, and the reflection element is configured to change a traveling direction of the light from an incident direction to a first direction. The fixed portion includes a base, and 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 guiding assembly includes a plurality of guiding elements. The metallic member is disposed in the base. When viewed from the incident direction, the metallic member is at least partially located between the guiding elements.

公开(公告)号：US11982860B2

公开(公告)日：2024-05-14

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 ,  G02B6/35 ,  G02B7/08 ,  G02B7/09 ,  G02B7/182 ,  G02B26/08 ,  G02B27/64 ,  H04N23/55 ,  H04N23/57 ,  H04N23/58 ,  H04N23/68 ,  G02B23/08

CPC classification number: G02B7/02 ,  G02B3/14 ,  G02B6/3514 ,  G02B7/08 ,  G02B7/09 ,  G02B7/182 ,  G02B26/0816 ,  G02B27/646 ,  H04N23/55 ,  H04N23/57 ,  H04N23/58 ,  H04N23/687 ,  G02B23/08 ,  G03B2205/0069

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：US11956541B2

公开(公告)日：2024-04-09

申请号：US18160069

申请日：2023-01-26

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 Huan ,  Yi-Chun Cheng

IPC: H04N23/68 ,  G03B5/02 ,  G03B13/36 ,  H04N23/57

CPC classification number: H04N23/685 ,  G03B5/02 ,  G03B13/36 ,  H04N23/57 ,  H04N23/6812 ,  H04N23/687 ,  G03B2205/0007

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.