Patents by Inventor Chao-Hsi Wang

Chao-Hsi Wang 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: 20210173171
    Abstract: An optical element driving mechanism has an optical axis and includes a fixed portion, a movable portion, and a driving assembly. 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 driving assembly moves in a first direction to move the movable portion in a second direction, wherein the first direction is different from the second direction.
    Type: Application
    Filed: December 4, 2020
    Publication date: June 10, 2021
    Inventors: Jungsuck RYOO, Chieh-An CHANG, Min-Hsiu TSAI, Chao-Chang HU, Shu-Shan CHEN, Pai-Jui CHENG, Chao-Hsi WANG
  • Publication number: 20210149143
    Abstract: The present disclosure provides an optical element driving mechanism, which includes a movable assembly, a fixed assembly, and a driving assembly. The movable assembly is configured to be connected to an optical element. 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 in a range of motion. The optical element driving mechanism further includes a positioning assembly configured to position the movable assembly at a predetermined position relative to the fixed assembly when the driving assembly is not operating.
    Type: Application
    Filed: November 13, 2020
    Publication date: May 20, 2021
    Inventors: Chao-Chang HU, Kuen-Wang TSAI, Liang-Ting HO, Chao-Hsi WANG, Chih-Wei WENG, He-Ling CHANG, Che-Wei CHANG, Sheng-Zong CHEN, Ko-Lun CHAO, Min-Hsiu TSAI, Shu-Shan CHEN, Jungsuck RYOO, Mao-Kuo HSU, Guan-Yu SU
  • Publication number: 20210109368
    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: Application
    Filed: October 9, 2020
    Publication date: April 15, 2021
    Inventors: Hsiao-Hsin HU, He-Ling CHANG, Chao-Hsi WANG, Chao-Chang HU
  • Publication number: 20210109307
    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.
    Type: Application
    Filed: October 9, 2020
    Publication date: April 15, 2021
    Inventors: 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
  • Publication number: 20210109305
    Abstract: An optical element driving mechanism has an optical axis, and includes a fixed portion, a movable element, a plurality of blades, and a driving assembly. The fixed portion has an opening. The movable element is movable relative to the fixed portion. The blades are connected to the movable element. The driving assembly drives the movable element to move relative to the fixed portion. The driving assembly drives the movable element to change an overlap area of the blade and the opening.
    Type: Application
    Filed: October 9, 2020
    Publication date: April 15, 2021
    Inventors: Chao-Chang HU, Chih-Wei WENG, Chao-Hsi WANG, Kuen-Wang TSAI
  • Publication number: 20210080674
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, a first driving assembly, and a positioning element. The movable portion is movably disposed on the fixed portion and comprises an optical element, wherein the optical element moves in the first direction. The first driving assembly is at least partially disposed on the fixed portion. The positioning element is rotatably disposed on the fixed portion or the movable portion, wherein when the first driving assembly is not activated, the positioning element is used to limit the position of the movable portion relative to the fixed portion to a limit position.
    Type: Application
    Filed: June 11, 2020
    Publication date: March 18, 2021
    Inventors: Chao-Hsi WANG, Chao-Chang HU, Chih-Wei WENG, He-Ling CHANG
  • Patent number: 10928559
    Abstract: The present invention relates to an aperture unit having an optical axis. The aperture unit includes a fixed portion, a guiding element, a first blade and a driving assembly. The guiding element is movably connected to the fixed portion, and the first blade is movably connected to the guiding element and the fixed portion. The driving assembly is disposed on the guiding element for driving the guiding element to move relative to the fixed portion in a first moving dimension. When the guiding element moves relative to the fixed portion in the first moving dimension, the first blade is driven by the guiding element to move relative to the fixed portion in a second moving dimension, and the first moving dimension and the second moving dimension are different.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: February 23, 2021
    Assignee: TDK Taiwan Corp.
    Inventors: Chao-Hsi Wang, Chao-Chang Hu, Chih-Wei Weng, Kuen-Wang Tsai
  • Publication number: 20210026097
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed part, a movable part, a driving assembly, and a positioning assembly. The movable part is movably disposed on the fixed part. The movable part is connected to an optical element. At least a portion of the driving assembly is disposed on the fixed part. The positioning assembly is disposed on the fixed part or the movable part to limit the movable part at an extreme position relative to the fixed part.
    Type: Application
    Filed: June 11, 2020
    Publication date: January 28, 2021
    Inventors: Chao-Hsi WANG, Chao-Chang HU, Chih-Wei WENG, He-Ling CHANG
  • Publication number: 20210026224
    Abstract: An optical element driving mechanism is provided, including a fixed part, a movable part, a driving assembly, and a stopping assembly. The movable part is movably disposed on the fixed part, and the movable part is connected to a first optical element. The driving assembly is at least partially disposed on the fixed part. The stopping assembly is disposed between the movable part and the fixed part. The stopping assembly limits the range of motion of the movable part relative to the fixed part.
    Type: Application
    Filed: June 11, 2020
    Publication date: January 28, 2021
    Inventors: Chao-Chang HU, Chao-Hsi WANG, Chih-Wei WENG, He-Ling CHANG
  • Publication number: 20200393667
    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 fixed portion includes a limiting portion. The movable portion is movably disposed on the fixed portion and includes an optical element and a connecting assembly. The optical element has a main axis. The connecting assembly is connected to the optical element. The driving assembly is at least partially disposed on the fixed portion, wherein the limiting portion is used for limiting the range of motion of the movable portion relative to the fixed portion.
    Type: Application
    Filed: April 9, 2020
    Publication date: December 17, 2020
    Inventors: Chao-Hsi WANG, Chao-Chang HU, Chih-Wei WENG, Kuen-Wang TSAI
  • Publication number: 20200363699
    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 disposed on the fixed portion. The driving assembly is disposed on the fixed portion and drives the movable portion to move relative to the fixed portion.
    Type: Application
    Filed: April 8, 2020
    Publication date: November 19, 2020
    Inventors: Chao-Hsi WANG, Chao-Chang HU, Kuen-Wang TSAI, Chih-Wei WENG, Sin-Jhong SONG
  • Patent number: 10761403
    Abstract: The present disclosure relates to an aperture unit having an optical axis. The aperture unit includes a fixed portion, a movable portion, a first blade and a driving component. The movable portion is movably connected to the fixed portion, the first blade movably connects to the movable portion and the fixed portion, and the driving component connects to the movable portion to move the movable portion relative to the fixed portion in a first moving dimension. When the movable portion is moved relative to the fixed portion in the first moving dimension, the first blade is driven by the movable portion to move relative to the fixed portion in a second moving dimension, and the first moving dimension and the second moving dimension are different.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: September 1, 2020
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Hsi Wang, Chao-Chang Hu, Kuen-Wang Tsai, Chih-Wei Weng
  • Publication number: 20200271892
    Abstract: An optical element driving mechanism includes a fixed assembly, a movable assembly, a driving assembly and a circuit assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly. The driving assembly includes a first coil group which has a plurality of first coils and a magnetic module which has a magnetic element and a first conductive element. The circuit assembly includes a first circuit member electrically connected to the first conductive element and a second circuit member electrically connected to the first coils. When the magnetic module is located in different positions relative to the first coil group, the first conductive element is electrically connected to different first coils in sequence, so that the first coil is electrically connected to the first circuit member and the second circuit member, and other first coils remain open.
    Type: Application
    Filed: February 25, 2020
    Publication date: August 27, 2020
    Inventors: Chao-Chang HU, Chao-Hsi WANG, Chih-Wei WENG, Kuen-Wang TSAI, Sin-Jhong SONG
  • Publication number: 20200272025
    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: Application
    Filed: February 25, 2020
    Publication date: August 27, 2020
    Inventors: Chao-Chang HU, Chao-Hsi WANG, Chih-Wei WENG, Kuen-Wang TSAI, Sin-Jhong SONG
  • Publication number: 20200249415
    Abstract: A driving mechanism for an optical element is provided, including a fixed portion, a movable portion, a first driving assembly, and a positioning assembly. The movable portion is movably disposed on the fixed portion, and includes an optical element. The first driving assembly is at least partially disposed on the fixed portion, and drives the optical element to move in a first direction. The positioning assembly is disposed on the fixed portion or the movable portion, wherein the positioning assembly limits the movable part to a first terminal position or a second terminal position relative to the fixed portion.
    Type: Application
    Filed: January 31, 2020
    Publication date: August 6, 2020
    Inventors: Chao-Hsi WANG, Chao-Chang HU, Chih-Wei WENG, He-Ling CHANG
  • Publication number: 20200249544
    Abstract: A light flux adjustment module is provided for adjusting light flux of light having an optical axis, including a fixed portion, a connecting element, a first blade, and a drive assembly. The fixed portion includes a window, and the light passes through the window. The connecting element is movably connected to the fixed portion. The first blade is movably connected to the connecting element and the fixed portion, and the first blade is adjacent to the window. The drive assembly is used for driving the connecting element to move relative to the fixed portion in a first moving dimension. When the connecting element is moved relative to the fixed portion in the first direction, the first blade is driven by the connecting element to move relative to the fixed portion in a second moving dimension, and the first moving dimension and the second moving dimension are different.
    Type: Application
    Filed: January 13, 2020
    Publication date: August 6, 2020
    Inventors: Chao-Hsi WANG, Chao-Chang HU, Chih-Wei WENG, Sin-Jhong SONG
  • Publication number: 20200249545
    Abstract: An optical system is provided, including a light path adjustment module, an optical element driving module and a light flux adjustment module, The light path adjustment module is used for receiving light traveling in a first direction and adjusting the path of the light. The optical element driving module is used for receiving light. The light flux adjustment module is used for adjusting the light flux of the light, wherein the light flux adjustment module is disposed between the light path adjustment module and the optical element driving module.
    Type: Application
    Filed: January 13, 2020
    Publication date: August 6, 2020
    Inventors: Chao-Hsi WANG, Chao-Chang HU, Chih-Wei WENG, Sin-Jhong SONG
  • Publication number: 20190230262
    Abstract: The present disclosure relates to an aperture unit having an optical axis. The aperture unit includes a fixed portion, a movable portion, a first blade and a driving component. The movable portion is movably connected to the fixed portion, the first blade movably connects to the movable portion and the fixed portion, and the driving component connects to the movable portion to move the movable portion relative to the fixed portion in a first moving dimension. When the movable portion is moved relative to the fixed portion in the first moving dimension, the first blade is driven by the movable portion to move relative to the fixed portion in a second moving dimension, and the first moving dimension and the second moving dimension are different.
    Type: Application
    Filed: January 25, 2019
    Publication date: July 25, 2019
    Inventors: Chao-Hsi WANG, Chao-Chang HU, Kuen-Wang TSAI, Chih-Wei WENG
  • Publication number: 20190227406
    Abstract: The present invention relates to an aperture unit having an optical axis. The aperture unit includes a fixed portion, a guiding element, a first blade and a driving assembly. The guiding element is movably connected to the fixed portion, and the first blade is movably connected to the guiding element and the fixed portion. The driving assembly is disposed on the guiding element for driving the guiding element to move relative to the fixed portion in a first moving dimension. When the guiding element moves relative to the fixed portion in the first moving dimension, the first blade is driven by the guiding element to move relative to the fixed portion in a second moving dimension, and the first moving dimension and the second moving dimension are different.
    Type: Application
    Filed: January 25, 2019
    Publication date: July 25, 2019
    Inventors: Chao-Hsi WANG, Chao-Chang HU, Chih-Wei WENG, Kuen-Wang TSAI
  • Patent number: 9172885
    Abstract: The instant disclosure relates to a camera angle adjustable device. The camera angle adjustable device includes a base, a camera module, a reflective mirror structure and a driver. The base has a first surface, a second surface, a front side and a back side. The camera module is disposed on one side perpendicular to the front side and the back side of the first surface. The reflective mirror structure includes a frame and a mirror body, wherein the frame is pivotally connected to the first surface, the mirror body is mounted on the frame, and the mirror body selectively corresponds to one of the front side and the back side. The driver is mounted on the second surface and connected to the reflective mirror structure in order to drive the reflective mirror structure. A method for adjustable the camera angle is also provided.
    Type: Grant
    Filed: September 12, 2014
    Date of Patent: October 27, 2015
    Assignee: VI-TAI TECHNOLOGY CO., LTD.
    Inventors: Chi-Wu Lo, Chao-Hsi Wang, Kao-Chi Liu