Patents by Inventor Chao-Chang Hu

Chao-Chang Hu 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).

  • Publication number: 20240151935
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.
    Type: Application
    Filed: March 8, 2023
    Publication date: May 9, 2024
    Inventors: Hsiao-Hsin HU, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
  • Publication number: 20240151936
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.
    Type: Application
    Filed: March 27, 2023
    Publication date: May 9, 2024
    Inventors: Hsiao-Hsin HU, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
  • Publication number: 20240155234
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.
    Type: Application
    Filed: March 27, 2023
    Publication date: May 9, 2024
    Inventors: Hsiao-Hsin HU, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
  • Publication number: 20240152029
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.
    Type: Application
    Filed: November 2, 2023
    Publication date: May 9, 2024
    Inventors: Hsiao-Hsin HU, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
  • Publication number: 20240151932
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.
    Type: Application
    Filed: March 28, 2023
    Publication date: May 9, 2024
    Inventors: Hsiao-Hsin HU, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
  • Publication number: 20240142749
    Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a first movable assembly and a first driving assembly. The first movable assembly is configured to connect a first optical element, and the first movable assembly is movable relative to the fixed assembly. The first driving assembly is configured to drive the first movable assembly to move relative to the fixed assembly in a first dimension.
    Type: Application
    Filed: January 4, 2024
    Publication date: May 2, 2024
    Inventors: Chao-Chang HU, Chen-Hsien FAN, Chih-Wen CHIANG, Chien-Yu KAO
  • Publication number: 20240142747
    Abstract: An optical element driving mechanism is for accommodating a first optical element and includes a fixed assembly, a movable part and a driving assembly. The movable part is configured to connect a second optical element, the second optical element corresponds to the first optical element, and the movable part is movable relative to the fixed assembly. The driving assembly is configured to drive the movable part to move relative to the fixed assembly. The fixed assembly includes a first accommodating space configured to accommodate the first optical element.
    Type: Application
    Filed: October 26, 2023
    Publication date: May 2, 2024
    Inventors: Chia-Che WU, Chao-Chang HU, Yu-Chiao LO
  • Publication number: 20240142855
    Abstract: An optical element driving mechanism is for accommodating a first optical element and includes a fixed assembly, a movable assembly and a driving assembly. The movable assembly is configured to connect a second optical element, the second optical element corresponds to the first 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 fixed assembly includes a first accommodating space configured to accommodate the first optical element.
    Type: Application
    Filed: October 27, 2023
    Publication date: May 2, 2024
    Inventors: Chia-Che WU, Chao-Chang HU, Yu-Chiao LO
  • Publication number: 20240142746
    Abstract: An optical element driving mechanism is for accommodating a first optical element and includes a fixed assembly, a movable part and a driving assembly. The movable part is configured to connect a second optical element, the second optical element corresponds to the first optical element, and the movable part is movable relative to the fixed assembly. The driving assembly is configured to drive the movable part to move relative to the fixed assembly. The fixed assembly includes a first accommodating space configured to accommodate the first optical element.
    Type: Application
    Filed: October 26, 2023
    Publication date: May 2, 2024
    Inventors: Chia-Che WU, Chao-Chang HU, Yu-Chiao LO
  • Publication number: 20240142748
    Abstract: An optical system is provided. The optical system is used for disposing on an electronic device. The optical system includes a movable portion, a fixed portion, a first driving assembly, and a support module. The movable portion is used for connecting to an optical module. The fixed portion is affixed on the electronic device, and 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 movable portion is movably connected to the fixed portion through the support module.
    Type: Application
    Filed: January 4, 2024
    Publication date: May 2, 2024
    Inventors: Ying-Jen WANG, Ya-Hsiu WU, Chen-Chi KUO, Chao-Chang HU, Yi-Ho CHEN, Che-Wei CHANG, Ko-Lun CHAO, Sin-Jhong SONG
  • Publication number: 20240142858
    Abstract: An optical element driving mechanism is used for accommodating a first optical element and includes a fixed assembly, a movable part and a driving assembly. The movable part is configured to connect a second optical element. The second optical element corresponds to the first optical element. The movable part is movable relative to the fixed assembly. The driving assembly is configured to drive the movable part to move relative to the fixed assembly. The fixed assembly includes a first accommodating space configured to accommodate the first optical element.
    Type: Application
    Filed: October 27, 2023
    Publication date: May 2, 2024
    Inventors: Chia-Che WU, Chao-Chang HU, Yu-Chiao LO
  • Publication number: 20240142854
    Abstract: An optical element driving mechanism is for accommodating a first optical element and includes a fixed assembly, a movable part and a driving assembly. The movable part is configured to connect a second optical element, the second optical element corresponds to the first optical element, and the movable part is movable relative to the fixed assembly. The driving assembly is configured to drive the movable part to move relative to the fixed assembly. The fixed assembly includes a first accommodating space configured to accommodate the first optical element.
    Type: Application
    Filed: October 26, 2023
    Publication date: May 2, 2024
    Inventors: Chia-Che WU, Chao-Chang HU, Yu-Chiao LO
  • Patent number: 11962211
    Abstract: A vibration module is provided, having a main axis passing through the center of the vibration module. The vibration module includes a fixed part and a first vibration part. The first vibration part is disposed within the fixed part. The first vibration part includes a first moving member and a first driving assembly. The first driving assembly drives the first moving member to move along the main axis relative to the fixed part.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: April 16, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Liang-Ting Ho, Che-Wei Chang
  • Patent number: 11956541
    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 26, 2023
    Date of Patent: April 9, 2024
    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 Huan, Yi-Chun Cheng
  • Publication number: 20240111125
    Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a first movable assembly and a first driving assembly. The first movable assembly is configured to connect a first optical element, and the first movable assembly is movable relative to the fixed assembly. The first driving assembly is configured to drive the first movable assembly to move relative to the fixed assembly in a first dimension.
    Type: Application
    Filed: October 5, 2023
    Publication date: April 4, 2024
    Inventors: Chao-Chang HU, Chen-Hsien FAN, Chih-Wen CHIANG, Chien-Yu KAO
  • Patent number: 11947182
    Abstract: A driving mechanism for an optical element is provided, having an optical axis, including a movable part, a fixed part and a driving assembly. The fixed part includes a sidewall parallel to the optical axis. The driving assembly drives the movable part to move relative to the fixed part. The sidewall is not in contact with the driving assembly.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: April 2, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Che-Wei Chang, Chen-Er Hsu
  • Patent number: 11947180
    Abstract: An optical system is provided. The optical system includes a first movable portion, a fixed portion, a first driving assembly, and a first sensing assembly. The first movable portion is used for connecting to an optical assembly having a main axis. The first movable portion is movable relative to the fixed portion. The first driving assembly is used for driving the first movable portion to move relative to the fixed portion. The first sensing assembly is used for sensing the movement of the first movable portion relative to the fixed portion.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: April 2, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan, Yueh-Lin Lee, Yu-Chiao Lo
  • Publication number: 20240103279
    Abstract: An optical system is provided. The optical system includes a light source assembly, a sensing element, and a light guiding element. The light source assembly is used for generating first light and second light. The sensing element is used for sensing third light from the second light reflected by an eye. The light guiding element is used for transporting the first light, the second light, and the third light. Wavelengths of the first light and the second light are different.
    Type: Application
    Filed: September 14, 2023
    Publication date: March 28, 2024
    Inventors: Chih-Wei WENG, Chao-Chang HU, Cheng-Jui CHANG, Sin-Jhong SONG
  • Publication number: 20240094600
    Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a movable assembly and a first driving assembly. The movable assembly is movable relative to the fixed assembly. The first driving assembly is configured to drive the movable assembly to move relative to the fixed assembly. The optical element driving mechanism further includes a first opening, and an external light beam travels along a first axis to pass through the first opening.
    Type: Application
    Filed: September 15, 2023
    Publication date: March 21, 2024
    Inventors: Tso-Hsiang WU, Chao-Chang HU, Yung-Yun CHEN, Ya-Hsiu WU
  • Publication number: 20240094813
    Abstract: An optical system used for displaying a target image is provided. The optical system includes a light source assembly used for generating an initial image, an optical path adjustment assembly used for transferring the initial image to the target image, a control element used for providing a first control signal to the light source assembly, and a sensing assembly used for providing a sensing signal to the control element. The control element provides the first control signal based on the sensing signal.
    Type: Application
    Filed: September 14, 2023
    Publication date: March 21, 2024
    Inventors: Chih-Wei WENG, Chao-Chang HU