Patents Assigned to TDK Taiwan Corp.
  • Driving mechanism for optical element
    Patent number: 11650481
    Abstract: An optical element driving mechanism is provided, including a fixed portion, a movable portion, a driving assembly, and a connecting assembly. The fixed portion includes a base and a case. The movable portion is movable relative to the fixed portion and is used for connecting an optical element. The driving assembly is disposed between the fixed portion and the movable portion for moving the movable portion relative to the fixed portion. The connecting assembly is disposed between the fixed portion and the movable portion.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: May 16, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Fu-Yuan Wu, Shang-Yu Hsu, Yu-Huai Liao, Meng-Ting Lin
  • Optical system
    Patent number: 11650482
    Abstract: An optical system is provided, including a first optical module, a second optical module, and a light-quantity adjustment module. The first optical module, the second optical module, and the light-quantity adjustment module are arranged in a direction of an optical axis. The first optical module and the second optical module are movable in the direction of the optical axis.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: May 16, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Hsi Wang, Shu-Shan Chen, Chao-Chang Hu, Chih-Wei Weng
  • Optical system
    Patent number: 11650480
    Abstract: An optical system is provided. The optical system includes a first optical module and a second optical module. The first optical module includes a movable portion, a fixed portion and a driving assembly. The movable portion is connected to a first optical member, and 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 second optical module is connected to a second optical member, wherein an optical axis passes through the first optical member and the second optical member.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: May 16, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chih-Wei Weng, Chao-Chang Hu, Sin-Jhong Song
  • Image capturing mechanism
    Patent number: 11641515
    Abstract: An image capturing mechanism is provided, including a base module, a ball element, and a movable module. The base module has a frame, a substrate movably disposed in the frame, and an image sensor disposed on the substrate. The ball element is disposed between the frame and the substrate, whereby the image sensor and the substrate are movable relative to the frame. The movable module is configured to hold an optical element and is movably connected to the base module.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: May 2, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chan-Jung Hsu, Yi-Ho Chen
  • Optical element driving mechanism
    Patent number: 11630282
    Abstract: An optical element driving mechanism includes a fixed portion, a movable portion, a driving assembly, and a circuit assembly. The movable portion is connected to the optical element and is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion. The circuit assembly is connected to the driving assembly. The driving assembly is electrically connected to an external circuit via the circuit assembly.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: April 18, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Yi-Ho Chen, Chen-Hsin Huang, Chao-Chang Hu, Chen-Chi Kuo, Ying-Jen Wang, Ya-Hsiu Wu, Sin-Jhong Song, Che-Hsiang Chiu, Kuen-Wang Tsai, Mao-Kuo Hsu, Tun-Ping Hsueh, I-Hung Chen, Chun-Chia Liao, Wei-Zhong Luo, Wen-Chang Lin
  • Camera system and lens unit thereof
    Patent number: 11630319
    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.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: April 18, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan, Cheng-Kai Yu, Chih-Wei Weng, Shu-Shan Chen
  • Optical element driving mechanism
    Patent number: 11630280
    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.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: April 18, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan, Chih-Wen Chiang, Chia-Che Wu, Yu-Chiao Lo
  • Optical element driving mechanism
    Patent number: 11624936
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, and a driving assembly. The movable portion is movably connected to 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 to move the movable portion relative to the fixed portion.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: April 11, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Fu-Yuan Wu, Yi-Chieh Lin, Guan-Bo Wang
  • Optical mechanism
    Patent number: 11627241
    Abstract: An optical mechanism is provided for receiving a light that is reflected by a reflecting element. The optical mechanism includes a movable portion, a fixed portion, and a driving module. The movable portion is movable relative to the fixed portion for receiving an optical member that defines an optical axis. The driving module includes a first electromagnetic driving assembly and a second electromagnetic driving assembly for driving the movable portion to move relative to the fixed portion. The optical axis is located between the first electromagnetic driving assembly and second electromagnetic driving assembly when viewed from the optical axis, and the first electromagnetic driving assembly and the second electromagnetic driving assembly are electrically independent from each other.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: April 11, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan
  • Photosensitive element driving mechanism
    Patent number: 11624893
    Abstract: A photosensitive element driving mechanism is provided and includes a fixed assembly, a first movable assembly, a photosensitive element and a first driving assembly. The fixed assembly has a base plate. The first movable assembly includes a circuit member movable relative to the fixed assembly, and the circuit member includes a circuit member body and a movable cantilever. The photosensitive element is configured to receive light traveling along an optical axis. The photosensitive element is disposed on the circuit member body and is electrically connected to the circuit member. The first driving assembly is configured to drive the first movable assembly to move relative to the fixed assembly. There is a gap between the first movable assembly and the fixed assembly, and only the photosensitive element is disposed on the circuit member body.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: April 11, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chen-Chi Kuo, Sin-Jhong Song
  • Optical element driving mechanism and control method thereof
    Patent number: 11624968
    Abstract: A control method of an optical element driving mechanism includes: providing a first coil group to a fixed assembly, wherein the first coil group includes a plurality of first coils; providing a magnetic element to be connected to a movable assembly; and controlling at least one first coil of the first coil group by a control circuit at least according to position information of the movable assembly relative to the fixed assembly to act with the magnetic element to generate an electromagnetic driving force, thereby driving the movable assembly to move relative to the fixed assembly in a first direction toward a target position.
    Type: Grant
    Filed: February 25, 2020
    Date of Patent: April 11, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chao-Hsi Wang, Chih-Wei Weng, Kuen-Wang Tsai, Sin-Jhong Song
  • Optical element driving mechanism
    Patent number: 11619800
    Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a movable assembly, a driving assembly and a circuit assembly. The movable assembly is configured to connect an optical element, the movable assembly is movable relative to the fixed assembly, and the optical element has an optical axis. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly. The circuit assembly includes a plurality of circuits and is affixed to the fixed assembly.
    Type: Grant
    Filed: October 9, 2020
    Date of Patent: April 4, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Sin-Hong Lin, Yung-Ping Yang, Wen-Yen Huang, Yu-Cheng Lin, Kun-Shih Lin, Chao-Chang Hu, Yung-Hsien Yeh, Mao-Kuo Hsu, Chih-Wei Weng, Ching-Chieh Huang, Chih-Shiang Wu, Chun-Chia Liao, Chia-Yu Chang, Hung-Ping Chen, Wei-Zhong Luo, Wen-Chang Lin, Shou-Jen Liu, Shao-Chung Chang, Chen-Hsin Huang, Meng-Ting Lin, Yen-Cheng Chen, I-Mei Huang, Yun-Fei Wang, Wei-Jhe Shen
  • Voice coil motor
    Patent number: 11619799
    Abstract: A driving mechanism for moving an optical element is provided, including a first fixed part, a second fixed part, a movable part, and a driving unit. The movable part is movably connected to the first and second fixed parts for holding the optical element, wherein the optical element has an optical axis. The driving unit drives the movable part to move along the optical axis relative to the first and second fixed parts.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: April 4, 2023
    Assignee: TDK TAIWAN CORP.
    Inventor: Yi-Chieh Lin
  • Optical element driving mechanism and optical element driving system
    Patent number: 11614596
    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.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: March 28, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Mao-Kuo Hsu, Hsueh-Ju Lu, Chih-Wei Weng, Che-Wei Chang
  • Driving assembly with two driving sources and driving system including thereof
    Patent number: 11616429
    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.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: March 28, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Jungsuck Ryoo, Chao-Chang Hu, Shu-Shan Chen
  • Optical element driving mechanism
    Patent number: 11604327
    Abstract: An optical element driving mechanism is provided, including a fixed part, a movable part and a driving assembly. The fixed part has a main axis, includes an outer frame and a base. The outer frame has a top surface and a sidewall. The top surface intersects the main axis. The sidewall extends from the edge of the top surface along the main axis. The base includes a base plate intersecting the main axis and securely connected to the outer frame. The movable part moves relative to the fixed part, and connects to an optical element having an optical axis. The driving assembly drives the movable part to move relative to the fixed part. The main axis is not parallel to the optical axis.
    Type: Grant
    Filed: January 20, 2022
    Date of Patent: March 14, 2023
    Assignee: TDK TAIWAN CORP.
    Inventor: Yung-Ping Yang
  • Control method of driving mechanism
    Patent number: 11601595
    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.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: March 7, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan, Sung-Mao Tsai, Yueh-Lin Lee, Yu-Chiao Lo, Mao-Kuo Hsu, Ching-Chieh Huang, Yi-Chun Cheng
  • Lens driving mechanism and method for controlling the same
    Patent number: 11598975
    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.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: March 7, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan, Yi-Liang Chan
  • Optical element driving mechanism
    Patent number: 11598974
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a first blade, a transmission assembly, and a driving assembly. The first blade is movable relative to the fixed portion. The transmission assembly is movable relative to the fixed portion. The driving assembly is used for driving the transmission element to move relative to the fixed portion. The transmission element brings the first blade to move relative to the fixed portion when the transmission element is driven by the driving assembly.
    Type: Grant
    Filed: October 9, 2020
    Date of Patent: March 7, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Hsiao-Hsin Hu, He-Ling Chang, Chao-Hsi Wang, Chao-Chang Hu
  • Reflective element driving module
    Patent number: 11586006
    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.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: February 21, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Che-Wei Chang, Chih-Wen Chiang, Sin-Jhong Song