Patents by Inventor SHOU-JEN LIU

SHOU-JEN LIU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • 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
  • Publication number: 20230060473
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed part, a movable part, and a driving assembly. The fixed part includes a bottom. The movable part is movable relative to the fixed part. The movable part holds an optical element with an optical axis. The driving assembly drives the movable part to move relative to the fixed part. The bottom includes a base and an embedded assembly. The embedded assembly is partially embedded in the base. The embedded assembly includes a magnetic-permeable material.
    Type: Application
    Filed: November 8, 2022
    Publication date: March 2, 2023
    Inventors: Chin-Ming HU, Sheng-Zong CHEN, Shou-Jen LIU, Yung-Ping YANG, Sin-Jhong SONG
  • Patent number: 11567291
    Abstract: An optical system is provided and includes a fixed assembly, a movable element, a movable assembly, a driving module and a stopping assembly. The fixed assembly defines a main axis. The movable element is movable relative to the fixed assembly and is connected to a first optical element. The movable assembly is connected to the movable element. The driving module is configured to drive the movable assembly so as to drive the movable element to move relative to the fixed assembly. The stopping assembly is configured to limit the range of motion of the movable element.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: January 31, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Che-Wei Chang, Chih-Wen Chiang, Chen-Er Hsu, Fu-Yuan Wu, Shou-Jen Liu, Chih-Wei Weng, Mao-Kuo Hsu, Hsueh-Ju Lu, Che-Hsiang Chiu
  • Patent number: 11555981
    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.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: January 17, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: 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
  • Patent number: 11531182
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed part, a movable part, and a driving assembly. The fixed part includes a bottom. The movable part moves relative to the fixed part and holds an optical element with an optical axis. The driving assembly drives the movable part to move relative to the fixed part. The bottom includes a base and an embedded assembly. A portion of the embedded assembly is embedded in the base. The embedded assembly includes a circuit member and a strengthening frame with a plate structure. The strengthening frame includes a perforation. The optical axis passes through the perforation.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: December 20, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Chin-Ming Hu, Sheng-Zong Chen, Shou-Jen Liu, Yung-Ping Yang, Sin-Jhong Song
  • Patent number: 11528394
    Abstract: An optical element driving module is provided, including a movable portion, a fixed portion, and a driving assembly. The movable portion is used for connecting an optical element. The fixed portion is movably connected to the movable portion, wherein the fixed portion includes a base and a casing. The casing is arranged with the base along a main axis, the casing includes a top wall and a side wall extended from edges of the top wall along the main axis, and the top wall includes a first surface facing the movable portion, a second surface and a third surface facing away from the first surface. The driving assembly is used for moving the movable portion relative to the fixed portion, a minimum distance between the first surface and the second surface is different from a minimum distance between the second surface and the third surface.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: December 13, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Shou-Jen Liu, Chia-Pin Hsu, Shang-Yu Hsu, Sin-Jhong Song
  • Patent number: 11474416
    Abstract: An optical member driving mechanism for driving an optical member having an optical axis is provided, including a fixed portion, a movable portion, a driving assembly, and a circuit board. The fixed portion includes a case and a frame, and a gap is formed therebetween. The movable portion is movably connected to the fixed portion, and configured to hold the optical member. The driving assembly can drive the movable portion to move relative to the fixed portion. The circuit board is disposed in the gap, and has a plate portion and a protruding portion. The protruding portion is disposed between the plate portion and the fixed portion, so as to tightly dispose the circuit board in the gap.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: October 18, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Chien-Lun Huang, Shao-Chung Chang, Wei-Cheng Wang, Sin-Jhong Song, Che-Hsiang Chiu, Fu-Yuan Wu, Shou-Jen Liu
  • Patent number: 11474368
    Abstract: A driving system for moving several optical elements is provided, including a first module, a second module and a third module. The first, second and third modules respectively have a first, second and third terminal electrically connected an external circuit. The first terminal is on a first side of the first module, the second terminal is on a second side of the second module, and the third terminal is on a third side of the third module. Specifically, the first, second, and third terminals are located on the same side of the driving system.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: October 18, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Chien-Lun Huang, Shao-Chung Chang, Wei-Cheng Wang, Fu-Yuan Wu, Shou-Jen Liu
  • Publication number: 20220269037
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a first movable portion, and a second driving assembly. The first movable portion and the fixed portion are arranged in a main axis. The first movable portion is movable relative to the fixed portion. The second driving assembly is used for driving the first movable portion to move relative to the fixed portion. When viewed along the main axis, the first movable portion includes a frame, the frame is polygonal, and has a second concave portion at the corner.
    Type: Application
    Filed: February 18, 2022
    Publication date: August 25, 2022
    Inventors: Kai-Po FAN, Shao-Chung CHANG, Guan-Bo WANG, Shou-Jen LIU
  • Patent number: 11422357
    Abstract: An optical system is provided and includes a fixed assembly, a movable element and a driving module. The fixed assembly has a main axis. The movable element is movable relative to the fixed assembly, and the movable element is connected to a first optical element. The driving module is configured to drive the movable element to move relative to the fixed assembly.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: August 23, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Che-Wei Chang, Chih-Wen Chiang, Chen-Er Hsu, Fu-Yuan Wu, Shou-Jen Liu, Chih-Wei Weng, Mao-Kuo Hsu, Hsueh-Ju Lu, Che-Hsiang Chiu
  • Patent number: 11422330
    Abstract: A driving mechanism for moving an optical element is provided, including a movable portion, a fixed portion, a driving assembly, and a first resilient element. The movable portion is for connecting the optical element. The movable portion is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion. The first resilient element has a board structure. The movable portion is movably connected to the fixed portion via the first resilient element. The fixed portion includes a connection surface, a restricting surface, and a recessed portion. At least a portion of the first resilient element is disposed on the connection surface. The restricting surface contacts and restricts the movable portion. The recessed portion is located between the connection surface and the restricting surface, wherein the recessed portion is lower than the connection surface and the restricting surface.
    Type: Grant
    Filed: March 5, 2021
    Date of Patent: August 23, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Bing-Ru Song, Yi-Ho Chen, Chia-Pin Hsu, Chih-Wei Weng, Shin-Hua Chen, Chien-Lun Huang, Chao-Chun Chang, Shou-Jen Liu, Kun-Shih Lin, Nai-Wen Hsu, Yu-Cheng Lin, Shang-Yu Hsu, Yu-Huai Liao, Yi-Hsin Nieh, Shih-Ting Huang, Kuo-Chun Kao, Fu-Yuan Wu
  • Patent number: 11372192
    Abstract: A lens driving module for holding and moving a lens is provided, including a lens holder, a first electromagnetic driving assembly disposed on the lens holder, a base, a second electromagnetic driving assembly disposed on the base, and a first elastic member. The lens holder has an accommodating space and a first surface, and the lens is disposed in the accommodating space. The base has a connecting surface and a first contacting surface. The connecting surface and the first contacting surface are coplanar. The second electromagnetic driving assembly is adjacent to the first electromagnetic driving assembly, and the first elastic member is connected to the connecting surface and the lens holder. When the lens holder contacts the base, the first surface contacts the first contacting surface.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: June 28, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Shou-Jen Liu, Chia-Hsiu Liu
  • Publication number: 20220179163
    Abstract: An optical element driving mechanism is provided, including a movable part, a fixed part, a driving assembly, a circuit assembly, and a connecting element. The movable part is for connecting an optical element. The fixed part includes an outer frame and a base, wherein the movable part is movable relative to the fixed part. The driving assembly is for generating a driving force to drive the movable part to move relative to the fixed part. The circuit assembly is for connecting to an external circuit. The circuit assembly includes a first terminal. The outer frame is fixedly connected to the base via the connecting element.
    Type: Application
    Filed: December 3, 2021
    Publication date: June 9, 2022
    Inventors: Chen-Hung CHAO, Yi-Chieh LIN, Tsung-Han WU, Shou-Jen LIU
  • Publication number: 20220182515
    Abstract: An optical element driving mechanism is provided, including a movable part, a fixed part, and a driving assembly. The movable part is for connecting the optical element. The movable part is movable relative to the fixed part. The driving assembly is used for generating a driving force to drive the movable part to move relative to the fixed part. The driving assembly further includes a first reinforcement element, for strengthening the driving force.
    Type: Application
    Filed: December 2, 2021
    Publication date: June 9, 2022
    Inventors: Chen-Hung CHAO, Yi-Chieh LIN, Tsung-Han WU, Shou-Jen LIU
  • Publication number: 20220179167
    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 circuit assembly. The movable portion is used for connecting to a first optical element. The movable portion is movable relative to the fixed portion. The driving assembly is used for driving the movable portion to move relative to the fixed portion. The circuit assembly is electrically connected to the driving assembly. The driving assembly is electrically connected to an external circuit through the circuit assembly.
    Type: Application
    Filed: December 3, 2021
    Publication date: June 9, 2022
    Inventors: Chen-Yu YU, Shou-Jen LIU, Shao-Chung CHANG, Shih-Wei HUNG
  • Publication number: 20220171156
    Abstract: A driving mechanism is provided, including a fixed part, a movable part for holding an optical element, a driving assembly, a circuit board, and conductive element. The driving assembly is used for driving the movable part to move relative to the fixed part. The circuit board is disposed on the fixed part, having a conductive portion exposed to an outer surface of the circuit board. The conductive element forms a longitudinal end portion not parallel to the outer surface of the circuit board, wherein the conductive element is electrically connected to the driving assembly and the conductive portion of the circuit board.
    Type: Application
    Filed: February 17, 2022
    Publication date: June 2, 2022
    Inventors: Chien-Lun HUANG, Shao-Chung CHANG, Wei-Cheng WANG, Fu-Yuan WU, Shou-Jen LIU
  • Publication number: 20220146780
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a first driving assembly, and a circuit assembly. The movable portion is used for connecting to an optical element. The movable portion is movable relative to the fixed portion. The first driving assembly is used for driving the movable portion to move relative to the fixed portion. The circuit assembly is used for connecting to an external circuit, and is affixed on the fixed portion.
    Type: Application
    Filed: November 8, 2021
    Publication date: May 12, 2022
    Inventors: Yi-Chieh LIN, Sheng-Zong CHEN, Shou-Jen LIU
  • Publication number: 20220137320
    Abstract: An optical element drive mechanism is provided. The optical element drive mechanism includes an immovable part, a movable part, a drive assembly, and a circuit assembly. The immovable part includes a receiving space. The movable part is connected to an optical element that includes an optical axis. The movable part is movable relative to the immovable part. The movable part is located in the receiving space of the immovable part. The drive assembly drives the movable part to move relative to the immovable part. The circuit assembly is electrically connected to the drive assembly.
    Type: Application
    Filed: October 29, 2021
    Publication date: May 5, 2022
    Inventors: Yi-Chieh LIN, Shou-Jen LIU
  • Publication number: 20220132002
    Abstract: An optical mechanism is provided. The optical mechanism includes an immovable part, a movable part, and a drive assembly. The movable part is connected to an optical element. The movable part is movable relative to the immovable part. The drive assembly drives the movable part to move relative to the immovable part. The immovable part includes a frame. The frame includes a receiving space receiving the movable part.
    Type: Application
    Filed: October 22, 2021
    Publication date: April 28, 2022
    Inventors: Chen-Hsin Huang, Yi-Ho Chen, Shou-Jen Liu, Chen-Yu Yu
  • Publication number: 20220128790
    Abstract: An optical element drive mechanism is provided. The optical element drive mechanism includes an immovable part, a movable part, a drive assembly, and a circuit assembly. The movable part is connected to an optical element. The movable part is movable relative to the immovable part. The drive assembly drives the movable part to move relative to the immovable part. The circuit assembly is electrically connected to an external circuit. The immovable part includes a corresponding structure corresponding the circuit assembly.
    Type: Application
    Filed: October 22, 2021
    Publication date: April 28, 2022
    Inventors: Shou-Jen LIU, Yi-Chi HSIEH