Patents by Inventor Liang-Ting HO

Liang-Ting HO 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: 20220230516
    Abstract: The present disclosure provides a haptic feedback system including a movable part, a fixing assembly, a driving assembly, and a circuit assembly. 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 to generate a feedback force. The circuit assembly is configured to be electrically connected to the driving assembly. The circuit assembly is electrically connected to an external circuit.
    Type: Application
    Filed: January 14, 2022
    Publication date: July 21, 2022
    Inventors: Ko-Lun CHAO, Liang-Ting HO
  • Publication number: 20220146781
    Abstract: An optical component driving mechanism is provided, including a holder, a fixed portion, a driving assembly, and a first circuit assembly. The holder is used to connect the optical component. The holder is movable relative to the fixed portion. The driving assembly is used to drive the holder to move relative to the fixed portion. The first circuit assembly is fixedly disposed on the holder. The first circuit assembly is electrically connected to the driving assembly.
    Type: Application
    Filed: November 9, 2021
    Publication date: May 12, 2022
    Inventors: Guan-Bo WANG, Shao-Chung CHANG, Chen-Hsin HUANG, Liang-Ting HO, Chih-Wen CHIANG, Kai-Po FAN
  • Patent number: 11320629
    Abstract: A driving mechanism for supporting an optical member is provided, including a fixed module, a movable module, a driving module disposed therebetween, and an elastic member. The driving module can drive the movable module to rotate around a first rotation axis relative to the fixed module. The elastic member includes a first connecting portion connected to the movable module, a second connecting portion connected to the fixed module, a first string portion connected to the first connecting portion, and a first buffer portion connected to the first string portion. The first string portion is disposed on the first rotation axis. The longitudinal axis of the first string portion is parallel to the first rotation axis. The first buffer portion has wave-shaped structure.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: May 3, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Liang-Ting Ho, Cheng-Kai Yu, Chao-Chang Hu, Chih-Wei Weng, Che-Wei Chang
  • Patent number: 11314033
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, a driving assembly, and a circuit unit. The movable portion is movably connected to the fixed portion, and holds an optical element. The driving assembly drives the movable portion to move relative to the fixed portion. The circuit unit includes a base, a plate-connecting portion, and a layer-connecting portion. The plate-connecting portion is partially embedded in the base. The layer-connecting portion is disposed on the base. The driving assembly is electrically connected to the layer-connecting portion. The thickness of the plate-connecting portion is different from the thickness of the layer-connecting portion.
    Type: Grant
    Filed: February 24, 2020
    Date of Patent: April 26, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Liang-Ting Ho, You-Zhen Lin, Sin-Jhong Song
  • Patent number: 11314037
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, a driving assembly, a first circuit assembly, and a second circuit assembly. The fixed portion includes a housing, a frame, and a base. The frame is affixed to the housing. The base is fixedly connected to the housing. The movable portion is movably connected to the fixed portion, and carries an optical element, wherein the optical element has an optical axis. The driving assembly drives the movable portion to move relative to the fixed portion. The first circuit assembly is disposed in the frame, and electrically connected to the driving assembly. The second circuit assembly is disposed on the base.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: April 26, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: Liang-Ting Ho, You-Zhen Lin, Sin-Jhong Song
  • Publication number: 20220103053
    Abstract: A tactile feedback mechanism is provided, including a movable portion, a fixed portion, a driving assembly, and a connecting assembly. 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 movable portion is movably connected to the fixed portion via the connecting assembly. The connecting assembly is made of a metal material.
    Type: Application
    Filed: September 27, 2021
    Publication date: March 31, 2022
    Inventors: Liang-Ting HO, Che-Wei CHANG, Chao-Chang HU
  • Patent number: 11262528
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism has a main axis, and includes a fixed portion, a movable portion, and a driving assembly. The fixed portion includes a housing, a base, and a frame. The base is fixedly connected to the housing along the main axis. The frame is disposed in the housing, and has a plurality of protruding columns extending along the main axis. The protruding columns have a first section and a second section, and the first section is closer to the base than the second section. The movable portion is movable relative to the fixed portion, and carries an optical element. The shortest distance between the first section and the movable portion is longer than the shortest distance between the second section and the movable portion. The driving assembly drives the movable portion to move relative to the fixed portion.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: March 1, 2022
    Assignee: TDK TAIWAN CORP.
    Inventors: You-Zhen Lin, Liang-Ting Ho, Chao-Chang Hu
  • Patent number: 11204480
    Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a fixed portion, a movable portion, and a driving assembly. The fixed portion includes a housing, a frame, a circuit component, and a base. The housing includes a top wall and a plurality of sidewalls, forming a first containing space. The frame is disposed in the first containing space, and has a second containing space. The circuit component is disposed in the frame. The base is connected to the housing. The movable portion is movably connected to the fixed portion, and carries an optical member. The top wall is perpendicular to an optical axis. The sidewalls extend from the top wall along the optical axis. The driving assembly drives the movable portion to move relative to the fixed portion, is electrically connected to the circuit component and partially disposed in the second containing space.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: December 21, 2021
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Liang-Ting Ho, Shao-Chung Chang, Sin-Jhong Song
  • Patent number: 11178323
    Abstract: A photosensitive element driving mechanism includes a fixed assembly, a first movable assembly and a first driving assembly. The first movable assembly is movable relative to the fixed assembly, and the first movable assembly is configured to be connected to a photosensitive element. The photosensitive element corresponds to an optical element. The first driving assembly is configured to drive the first movable assembly to move relative to the fixed assembly. The first movable assembly includes a heat dissipation structure corresponding to the first driving assembly, the optical element or the photosensitive element.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: November 16, 2021
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Liang-Ting Ho
  • Patent number: 11159080
    Abstract: An electromagnetic driving module is provided, including a first member, a second member movably connected to the first member, an electromagnetic driving assembly, and a film. The electromagnetic driving assembly includes a magnet and a coil respectively disposed on the first and second members, so as to move the second member relative to the first member. The film is disposed on a side of the magnet to reduce magnetic interference between the magnet and a magnetic element, wherein the magnetic permeability of the film is higher than the magnetic permeability of the first member.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: October 26, 2021
    Assignee: TDK TAIWAN CORP.
    Inventors: Cheng-Kai Yu, Liang-Ting Ho, Shu-Shan Chen, Chao-Chang Hu
  • Patent number: 11131827
    Abstract: The present invention provides an optical element driving mechanism. The optical element driving mechanism includes a fixed part, a movable part and a driving assembly. The movable part is movably connected to the fixed part. The movable part includes a holder and a holder stopper. The holder carries the optical element. The holder includes a surface, a sidewall and a holder groove. The sidewall faces the optical element. The holder groove is disposed at the junction of the surface and the sidewall. The holder stopper protrudes from the surface along an optical axis of the optical element to limit a range of motion of the holder. The driving assembly drives the movable part to move relative to the fixed part.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: September 28, 2021
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan, Che-Wei Chang, Liang-Ting Ho, Sin-Jhong Song
  • Patent number: 11126068
    Abstract: An optical system is provided, including a fixed part, a movable part, a first optical element, a driving assembly, and a circuit assembly. The movable part is movable relative to the fixed part. The first optical element is connected to the movable part. The driving assembly is configured for driving the movable part to move relative to the fixed part. The circuit assembly is electrically connected to the driving assembly.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: September 21, 2021
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Sung-Mao Tsai, Liang-Ting Ho, Chih-Wei Weng, Chia-Che Wu, Sin-Jhong Song
  • Patent number: 11125920
    Abstract: An optical system is provided, including a first optical member driving mechanism, a second optical member driving mechanism, and a first fixing component. The first optical member driving mechanism includes a first fixed portion, a first movable portion, a plurality of elastic members, and a first driving module. Each of the elastic members is elastically connected to the first fixed portion and the first movable portion. The second optical member driving mechanism includes a second fixed portion, a second movable portion, and a second driving module. The second movable portion is movably connected to the second fixed portion. The second driving module can drive the second movable portion to rotate relative to the second fixed portion. The first fixing component affixes the first optical member driving mechanism to the second optical member driving mechanism.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: September 21, 2021
    Assignee: TDK TAIWAN CORP.
    Inventors: Chen-Hsien Fan, Chao-Chang Hu, Sung-Mao Tsai, Liang-Ting Ho, Chih-Wei Weng, Shiang-Ming Yu, Kuen-Wang Tsai, Sin-Jhong Song
  • Publication number: 20210255369
    Abstract: An image capturing device is provided. The image capturing device includes an aperture unit, an image sensor, and a first lens unit. The first lens unit includes a first light-entering end and a first light-exiting end for focusing an external light on the image sensor. The aperture unit, the first lens unit, and the image sensor are sequentially arranged in a travel direction of the external light.
    Type: Application
    Filed: May 3, 2021
    Publication date: August 19, 2021
    Inventors: Chao-Chang HU, Che-Wei CHANG, Liang-Ting HO, Sin-Jhong SONG, Hsin-Yen WU
  • Publication number: 20210255368
    Abstract: An optical system is provided. The optical system includes a first optical module with a first light-entering hole, a second optical module with a second light-entering hole, and a third optical module with a third light-entering hole. The second light-entering hole is close to the first light-entering hole and the third light-entering hole. The focal length of the second optical module is different from the focal length of the first optical module and the focal length of the third optical module.
    Type: Application
    Filed: May 3, 2021
    Publication date: August 19, 2021
    Inventors: Chao-Chang HU, Che-Wei CHANG, Liang-Ting HO, Sin-Jhong SONG, Hsin-Yen WU
  • Patent number: 11029453
    Abstract: The present invention relates to an optical system, including a fixed portion, a movable portion, an aperture unit and a first driving assembly. The movable portion is movably connected to the fixed portion and used to hold an optical element. The aperture unit is disposed on the movable portion and corresponds to the optical element. The first driving assembly is disposed in the fixed portion to drive the movable portion to move relative to the fixed portion.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: June 8, 2021
    Assignee: TDK Taiwan Corp.
    Inventors: Chao-Chang Hu, Che-Wei Chang, Liang-Ting Ho, Sin-Jhong Song, Hsin-Yen Wu
  • 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: 20210143718
    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: Application
    Filed: August 28, 2020
    Publication date: May 13, 2021
    Inventors: Chao-Chang HU, Liang-Ting HO, Che-Wei CHANG
  • Publication number: 20210143720
    Abstract: A vibration module is provided, having a main axis passing through the center of the vibration module, including 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 relative to the fixed part.
    Type: Application
    Filed: August 28, 2020
    Publication date: May 13, 2021
    Inventors: Chao-Chang HU, Liang-Ting HO, Che-Wei CHANG
  • Publication number: 20210132328
    Abstract: A driving mechanism is provided, including a polygonal base unit, a holder, a first driving assembly, a sensing magnet, and a magnetic field sensor. The polygonal base unit includes a substrate and a circuit board disposed on the substrate. The holder is movably connected to the base unit, wherein the holder is configured to hold an optical element that defines an optical axis. The first driving assembly is configured to drive the holder to move relative to the base unit. The sensing magnet is disposed on the holder. The magnetic field sensor is configured to detect the sensing magnet, wherein the magnetic field sensor is accommodated in a recess of the substrate.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 6, 2021
    Inventors: Chao-Chang HU, Liang-Ting HO, Sin-Jhong SONG