Patents by Inventor Yu-Huai LIAO

Yu-Huai LIAO 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: 10764475
    Abstract: A driving mechanism is provided, including a housing, a hollow frame, a holder, and a driving assembly. The frame is fixed to the housing and has a stop surface. The holder is movably disposed in the housing for holding the optical element. The driving assembly is disposed in the housing to drive the holder and the optical element moving along the optical axis of the optical element relative to the frame. Specifically, the stop surface is parallel to the optical axis to contact the holder and restrict the holder in a limit position.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: September 1, 2020
    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
  • Publication number: 20200096728
    Abstract: An optical element driving mechanism is provided, including: a movable portion for holding an optical element; a fixed portion comprising a case and a bottom arranged along a main axis, wherein the case includes: a top plate extended along a direction that is perpendicular to the main axis; a sidewall extended from edges of the top plate along the main axis and fixed on the bottom, wherein the sidewall includes: a first surface parallel to the main axis; a second surface connected to the first surface and is not parallel to the first surface; and a third surface opposite to the second surface and is not parallel to the first surface; and an adhesive element, wherein the case is connected to the bottom through the adhesive element, and the adhesive element is in direct contact with the second surface and the third surface.
    Type: Application
    Filed: November 26, 2019
    Publication date: March 26, 2020
    Inventors: Kun-Shih LIN, Yu-Sheng LI, Shih-Ting HUANG, Yi-Hsin NIEH, Yu-Huai LIAO
  • Patent number: 10564384
    Abstract: A lens driving module is provided and includes a movable member for holding a lens, a fixed member movably connected to the movable member and includes a bottom spaced apart from the movable member, a first electromagnetic component, and an adhesive material disposed on the bottom. The bottom includes a conductive layer formed in the bottom and electrically connected to the first electromagnetic component, a position sensor electrically connected to the conductive layer, and a terminal electrically connected to the conductive layer and exposed by and partially embedded in the bottom, wherein a distance between an upper surface of the bottom and the movable member is less than a distance between the adhesive material and the movable member, a recess is formed on the upper surface, and the position sensor is disposed in the recess.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: February 18, 2020
    Assignee: TDK Taiwan Corp.
    Inventors: Shih-Ting Huang, Yu-Huai Liao, Yi-Liang Chan, Ichitai Moto
  • Patent number: 10541592
    Abstract: An electromagnetic driving device is provided, which includes a stationary member, an OIS driving circuit, a movable member, and a protection member. The OIS driving coil is disposed on the stationary member. The movable member is disposed in the stationary member and includes a frame and a magnetic element. The frame surrounds a main axis. The magnetic element is disposed on the frame and faces the OIS driving coil in a direction that is parallel to the main axis. The protection element is disposed on a side of the magnetic element that is away from the main axis and is in contact with the magnetic element. In addition, in a direction that is perpendicular to the main axis, the protection element faces the stationary member and is spaced apart from the stationary member by a distance.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: January 21, 2020
    Assignee: TDK TAIWAN CORP.
    Inventors: Ichitai Moto, Shih-Ting Huang, Kuo-Chun Kao, Yu-Huai Liao
  • Patent number: 10527816
    Abstract: A lens driving module is provided, which includes a lens assembly; a base; a lens driving assembly configured to driving the lens unit to move relative to the base; a housing surrounding the lens driving assembly; an intermediate material configured to connect the base to the housing; and an anchoring member disposed on the base. The anchoring member has a front surface and a clamping surface formed at an angle that is greater than 0 degrees relative to the front surface. A portion of the intermediate material is disposed on the clamping surface.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: January 7, 2020
    Assignee: TDK TAIWAN CORP.
    Inventors: Kun-Shih Lin, Yu-Sheng Li, Shih-Ting Huang, Yi-Hsin Nieh, Yu-Huai Liao
  • Publication number: 20190391362
    Abstract: An optical element driving mechanism is provided, including a base, a holder movably coupled to the base for holding an optical element, a casing, a frame, a driving assembly, and an adhering member. The casing has a top wall and a plurality of side walls extending from the edge of the top wall along an optical axis of the optical element, and the top wall is closer to a light-incident end than the base. The frame is disposed on the top wall and has a frame protrusion extending toward the base. The driving assembly is configured to drive the holder to move relative to the base, and an accommodating space is formed between the base, the frame and the casing. The adhering member is disposed in the accommodating space and configured to directly adhere to the base, the frame, the casing, and the driving assembly.
    Type: Application
    Filed: June 21, 2019
    Publication date: December 26, 2019
    Inventors: Fu-Yuan WU, Kun-Shih LIN, Yu-Huai LIAO, Yu-Cheng LIN, Yen-Cheng CHEN
  • Publication number: 20190391360
    Abstract: A driving mechanism is provided for moving an optical element, including a fixed module, a movable module holding the optical element, a driving assembly for driving the movable module to move relative to the fixed module, a position-sensing element, and a 3D circuit. The fixed module has a base, and the position-sensing element is disposed on the base to detect the movement of the movable module relative to the fixed module. The 3D circuit is embedded in the base and electrically connected to the position-sensing element.
    Type: Application
    Filed: June 21, 2019
    Publication date: December 26, 2019
    Inventors: Shao-Chung CHANG, Fu-Yuan WU, Yu-Huai LIAO, Shou-Jen LIU, Kun-Shih LIN, Chien-Lun HUANG, Shih-Wei HUNG
  • Patent number: 10509193
    Abstract: A driving mechanism includes a frame, a carrying base, and a drive module. The carrying base is disposed in the frame, and includes a carrying body, a first stop element and a second stop element. The carrying body is configured to carry an optical element. The first stop element is disposed on the carrying body, and configured to limit the range of motion of the carrying body in a first direction. The second stop element is disposed on the carrying body, and configured to limit the range of motion of the carrying body in the first direction. The driving module is disposed in the frame, and configured to move the carrying body relative to the frame. The first direction is parallel to the axis of the optical element, and the first stop element is closer to the top portion of the frame than the second stop element.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: December 17, 2019
    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
  • Publication number: 20190227259
    Abstract: An optical system is provided, including a holder, a fixed module, a driving assembly, and a first resilient member. The holder is used for holding an optical element that defines an optical axis. The fixed module is movably connected to the holder and has a housing and a base connected to the housing. The base has a bottom surface parallel to the optical axis and a first pillar forming a first surface that is not parallel to the optical axis. The driving assembly drives the holder to move relative to the fixed module. The first resilient member is disposed on the first surface and movably connects the holder with the fixed module.
    Type: Application
    Filed: January 25, 2019
    Publication date: July 25, 2019
    Inventors: Shang-Yu HSU, Yu-Huai LIAO, Meng-Ting LIN, I-Mei HUANG
  • Publication number: 20190204530
    Abstract: A lens driving module is provided and includes a movable member for holding a lens, a fixed member movably connected to the movable member and includes a bottom spaced apart from the movable member, a first electromagnetic component, and an adhesive material disposed on the bottom. The bottom includes a conductive layer formed in the bottom and electrically connected to the first electromagnetic component, a position sensor electrically connected to the conductive layer, and a terminal electrically connected to the conductive layer and exposed by and partially embedded in the bottom, wherein a distance between an upper surface of the bottom and the movable member is less than a distance between the adhesive material and the movable member, a recess is formed on the upper surface, and the position sensor is disposed in the recess.
    Type: Application
    Filed: March 4, 2019
    Publication date: July 4, 2019
    Inventors: Shih-Ting HUANG, Yu-Huai LIAO, Yi-Liang CHAN, Ichitai MOTO
  • Patent number: 10261284
    Abstract: An electromagnetic driving assembly is provided, including a movable member, a fixed member, a plurality of suspension wires, an electromagnetic component, a conductive layer, and a terminal. The fixed member is spaced apart from the movable member, wherein the movable member and the fixed member are arranged along the main axis. The plurality of suspension wires are elastically connecting the movable member and the fixed member. The electromagnetic component is for driving the movable member to move relative to the fixed member. The conductive layer is formed in the fixed member and electrically connected to the electromagnetic component through the suspension wires. The terminal is exposed by and partially embedded in the fixed member, and electrically connected to the conductive layer, wherein one end of each of the suspension wires is positioned in a recess of the fixed member.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: April 16, 2019
    Assignee: TDK Taiwan Corp.
    Inventors: Shih-Ting Huang, Yu-Huai Liao, Yi-Liang Chan, Ichitai Moto
  • Publication number: 20180372988
    Abstract: A driving mechanism is provided, including a case, a holder and a driving module. The holder is disposed in the case for holding an optical member. The driving module is disposed in the case for driving the holder. The case is substantially quadrilateral and includes a first side and a second side. The driving module includes a first magnetic driving component winding on a periphery of the holder. The first magnetic driving component includes a first segment and a second segment that are respectively substantially parallel to the first side and the second side. The distance between the first segment and the first side is different from the distance between the second segment and the second side.
    Type: Application
    Filed: May 16, 2018
    Publication date: December 27, 2018
    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
  • Publication number: 20180335602
    Abstract: A driving mechanism for supporting an optical member is provided, including a base, a frame, a movable portion, a driving module, and an adhesive member. The base includes a plurality of first sidewalls, and at least one recess is formed on the first sidewalls. The frame includes a plurality of second sidewalls, and at least one opening is formed on the second sidewalls. The base and the frame form a hollow box, and the opening corresponds to the recess. The movable portion and the driving module are disposed in the hollow box. The driving module can drive the movable portion to move relative to the base. The adhesive member is accommodated in the opening and the recess, and extended along the first sidewalls. The adhesive member is disposed between the first sidewalls and the second sidewalls.
    Type: Application
    Filed: May 17, 2018
    Publication date: November 22, 2018
    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
  • Publication number: 20180338069
    Abstract: A driving mechanism is provided, including a housing, a hollow frame, a holder, and a driving assembly. The frame is fixed to the housing and has a stop surface. The holder is movably disposed in the housing for holding the optical element. The driving assembly is disposed in the housing to drive the holder and the optical element moving along the optical axis of the optical element relative to the frame. Specifically, the stop surface is parallel to the optical axis to contact the holder and restrict the holder in a limit position.
    Type: Application
    Filed: May 16, 2018
    Publication date: November 22, 2018
    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
  • Publication number: 20180335603
    Abstract: A driving mechanism for moving an optical element is provided, including a housing, a frame, a holder, and a driving assembly. The frame is fixed to the housing and forms a depressed surface adjacent to the housing. Specifically, the depressed surface faces the housing and is not in contact with the housing. The holder is movably disposed in the housing for holding the optical element. The drive assembly is disposed in the housing to drive the holder and the optical element to move relative to the frame.
    Type: Application
    Filed: May 17, 2018
    Publication date: November 22, 2018
    Inventors: Chao-Chung 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
  • Publication number: 20180335601
    Abstract: A driving mechanism includes a frame, a carrying base, and a drive module. The carrying base is disposed in the frame, and includes a carrying body, a first stop element and a second stop element. The carrying body is configured to carry an optical element. The first stop element is disposed on the carrying body, and configured to limit the range of motion of the carrying body in a first direction. The second stop element is disposed on the carrying body, and configured to limit the range of motion of the carrying body in the first direction. The driving module is disposed in the frame, and configured to move the carrying body relative to the frame. The first direction is parallel to the axis of the optical element, and the first stop element is closer to the top portion of the frame than the second stop element.
    Type: Application
    Filed: May 17, 2018
    Publication date: November 22, 2018
    Inventors: Chao-Chung 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
  • Publication number: 20180252891
    Abstract: An electromagnetic driving assembly is provided, including a movable member, a fixed member, a plurality of suspension wires, an electromagnetic component, a conductive layer, and a terminal. The fixed member is spaced apart from the movable member, wherein the movable member and the fixed member are arranged along the main axis. The plurality of suspension wires are elastically connecting the movable member and the fixed member. The electromagnetic component is for driving the movable member to move relative to the fixed member. The conductive layer is formed in the fixed member and electrically connected to the electromagnetic component through the suspension wires. The terminal is exposed by and partially embedded in the fixed member, and electrically connected to the conductive layer, wherein one end of each of the suspension wires is positioned in a recess of the fixed member.
    Type: Application
    Filed: May 3, 2018
    Publication date: September 6, 2018
    Inventors: Shih-Ting HUANG, Yu-Huai LIAO, Yi-Liang CHAN, Ichitai MOTO
  • Patent number: D849119
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: May 21, 2019
    Assignee: TDK TAIWAN CORP.
    Inventors: Shang-Yu Hsu, Yi-Ho Chen, Shih-Ting Huang, Yu-Huai Liao, Yi-Hsin Nieh, Shao-Chung Chang, Kuo-Chun Kao, Shin-Hua Chen, Kuan-Hung Chen, Chen-Hsien Fan
  • Patent number: D850514
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: June 4, 2019
    Assignee: TDK TAIWAN CORP.
    Inventors: Shang-Yu Hsu, Yi-Ho Chen, Shih-Ting Huang, Yu-Huai Liao, Yi-Hsin Nieh, Shao-Chung Chang, Kuo-Chun Kao, Shin-Hua Chen, Kuan-Hung Chen, Chen-Hsien Fan
  • Patent number: D891504
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: July 28, 2020
    Assignee: TDK TAIWAN CORP.
    Inventors: Fu-Yuan Wu, Kun-Shih Lin, Shang-Yu Hsu, Yi-Ho Chen, Shih-Ting Huang, Shou-Jen Liu, Chien-Lun Huang, Yi-Hsin Nieh, Chen-Chi Kuo, Chia-Pin Hsu, Yu-Huai Liao, Shin-Hua Chen, Yu-Cheng Lin, Shao-Chung Chang, Kuo-Chun Kao, Chia-Hsiu Liu, Chao-Chun Chang, Yuan-Shih Liao