Patents by Inventor Chen-Hsien FAN

Chen-Hsien FAN 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: 10303042
    Abstract: A lens driving module includes a reflecting element, a base, a frame, a holder, an optical lens, a first electromagnetic driving assembly, and a second electromagnetic driving assembly. The frame is connected to the base, and the holder holds the optical lens and movably connects to the base. The reflecting element reflects light from the outside along a light incident direction to an optical lens along a first direction, wherein the light incident direction is substantially perpendicular to the first direction. The first and second electromagnetic driving assemblies are configured to force the holder and the optical lens to move relative to the base, wherein the first and second electromagnetic driving assemblies are situated in different positions in the light incident direction.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: May 28, 2019
    Assignee: TDK Taiwan Corp.
    Inventors: Cheng-Kai Yu, Chen-Hsien Fan, Chao-Chang Hu, Shu-Shan Chen, Chih-Wei Weng
  • Publication number: 20190158711
    Abstract: A camera module is provided, including a bottom, an electromagnetic driving assembly, and a lens assembly. The bottom includes a metal member, a first insulation layer formed on the metal member, and a first conductive layer formed on the first insulation layer. The first conductive layer is electrically connected to the electromagnetic driving assembly. The electromagnetic driving assembly can drive the lens assembly to move relative to the bottom.
    Type: Application
    Filed: January 28, 2019
    Publication date: May 23, 2019
    Inventors: Chao-Chang HU, Chen-Hsien FAN
  • Publication number: 20190129132
    Abstract: An optical driving mechanism is provided, configured to drive an optical element, including a fixed portion, a movable portion, a frame assembly, and a biasing element. The fixed portion includes a base which has a central axis. The movable portion is configured to sustain the optical element and is movable relative to the fixed portion. The frame assembly connects the fixed portion and the movable portion and includes a plurality of string arms, wherein the string arms form at least one V-shaped structure. The biasing element is disposed on the frame assembly and is configured to drive the movable portion to move along a central axis direction relative to the fixed portion, wherein the string arms surround the biasing element and the biasing element is connected to at least one end portion of the V-shaped structure.
    Type: Application
    Filed: October 29, 2018
    Publication date: May 2, 2019
    Inventors: Chen-Hsien Fan, Chao-Chang Hu
  • Patent number: 10269859
    Abstract: A camera module is provided, including a prism base, a prism driving mechanism, a prism unit, a lens unit, and an image sensor. The lens unit is disposed on the lens driving mechanism. The prism base includes a metal member, at least one first wiring layer, and a first insulation layer disposed between the metal member and the first wiring layer. The prism driving mechanism is electrically connected to the first wiring layer. The prism unit is connected to the prism driving mechanism, and the prism driving mechanism can drive the prism unit to rotate relative to the prism base. The image sensor can catch the light reflected by the prism unit and passing through the lens unit.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: April 23, 2019
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan
  • Patent number: 10230878
    Abstract: A camera module is provided, including a bottom, an electromagnetic driving assembly, and a lens assembly. The bottom includes a metal member, a first insulation layer formed on the metal member, and a first conductive layer formed on the first insulation layer. The first conductive layer is electrically connected to the electromagnetic driving assembly. The electromagnetic driving assembly can drive the lens assembly to move relative to the bottom.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: March 12, 2019
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan
  • Publication number: 20190049703
    Abstract: A camera system including a telephoto lens module is provided. The telephoto lens module includes a first image sensor, a first assembly, and a second assembly. The first assembly includes a first driving mechanism and a reflecting member connected to the first driving mechanism. The first driving mechanism is configured to drive the reflecting member to rotate around a first axis and a second axis. The second assembly is disposed between the first assembly and the first image sensor, including a second driving mechanism and a first lens. The second driving mechanism is configured to drive the first lens to move along a third axis. The first, second, and third axes are not parallel to each other. When light enters the telephoto lens along the first axis, light is reflected by the reflecting member and through the first lens along the third axis to the first image sensor.
    Type: Application
    Filed: October 12, 2018
    Publication date: February 14, 2019
    Inventors: Chao-Chang HU, Chen-Hsien FAN, Cheng-Kai YU, Chih-Wei WENG, Shu-Shan CHEN
  • Publication number: 20190028622
    Abstract: A camera module is provided, including a lens driving mechanism, a lens unit, a circuit board, and an image sensor. The lens unit is disposed on the lens driving mechanism. The image sensor is disposed on the circuit board. The circuit board includes a metal member, an insulation layer, and a metal wire. The insulation layer is disposed between the metal member and the metal wire, and the metal wire is electrically connected to the image sensor. The lens driving module can drive the lens unit to move relative to the image sensor. The image sensor can catch the light through the lens unit.
    Type: Application
    Filed: September 25, 2018
    Publication date: January 24, 2019
    Inventors: Chao-Chang Hu, Chen-Hsien Fan
  • Publication number: 20180364399
    Abstract: A camera device is provided, including a liquid lens, a deforming member, and a first driving module. The deforming member is disposed adjacent to the liquid lens, and the first driving module can generate relative motion between the liquid lens and the deforming member. In response to the adjustment of the distance between the liquid lens and the deforming member, the deforming member deforms the liquid lens.
    Type: Application
    Filed: June 19, 2018
    Publication date: December 20, 2018
    Inventors: Chao-Chang HU, Chen-Hsien FAN, Chih-Wei WENG
  • Patent number: 10133038
    Abstract: A camera system including a telephoto lens module is provided. The telephoto lens module includes a first image sensor, a first assembly, and a second assembly. The first assembly includes a first driving mechanism and a reflecting member connected to the first driving mechanism. The first driving mechanism is configured to drive the reflecting member to rotate around a first axis and a second axis. The second assembly is disposed between the first assembly and the first image sensor, including a second driving mechanism and a first lens. The second driving mechanism is configured to drive the first lens to move along a third axis. The first, second, and third axes are not parallel to each other. When light enters the telephoto lens along the first axis, light is reflected by the reflecting member and through the first lens along the third axis to the first image sensor.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: November 20, 2018
    Assignee: TDK Taiwan Corp.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan, Cheng-Kai Yu, Chih-Wei Weng, Shu-Shan Chen
  • Publication number: 20180332199
    Abstract: An optical member driving mechanism for driving an optical member is provided, including a fixed portion, a movable portion, and a driving module. The movable portion can support the aforementioned optical member, and the driving module can drive the movable portion to rotate relative to the fixed portion around a rotating axis, wherein the rotating axis is different from the optical axis of the optical member. The driving module includes a first electromagnetic driving assembly and a second electromagnetic driving assembly, and the optical axis is disposed therebetween. The first electromagnetic driving assembly and the second electromagnetic driving assembly are disposed on a side of the movable portion, and are electrically independent.
    Type: Application
    Filed: May 11, 2018
    Publication date: November 15, 2018
    Inventors: Chao-Chang HU, Chen-Hsien FAN
  • Publication number: 20180321504
    Abstract: An optical device includes a main base, a rotation mechanism, a carrying base, and an optical element. The rotation mechanism is connected to the main base. The carrying base is connected to the rotation mechanism. The optical element is disposed on the carrying base, and configured to change the transmission direction of an incident light. By changing the length of a bias wire of the rotation mechanism, the carrying base is rotated relative to the main base about a rotation axis.
    Type: Application
    Filed: May 1, 2018
    Publication date: November 8, 2018
    Inventors: Chao-Chang HU, Shu-Shan CHEN, Chen-Hsien FAN, Liang-Ting HO
  • Patent number: 10116844
    Abstract: A camera module is provided, including a lens driving mechanism, a lens unit, a circuit board, and an image sensor. The lens unit is disposed on the lens driving mechanism. The image sensor is disposed on the circuit board. The circuit board includes a metal member, an insulation layer, and a metal wire. The insulation layer is disposed between the metal member and the metal wire, and the metal wire is electrically connected to the image sensor. The lens driving module can drive the lens unit to move relative to the image sensor. The image sensor can catch the light through the lens unit.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: October 30, 2018
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Chen-Hsien Fan
  • Patent number: 10101558
    Abstract: A lens driving device is provided, including a frame, a lens holder, and a dust-proof structure. The frame includes a top casing and a bottom base. The lens holder carries a lens and is movably disposed in the frame and has a first anti-twist structure. A second anti-twist structure corresponding to the first anti-twist structure is formed on a surface of the bottom base. The dust-proof structure is formed on the surface of the bottom base to prevent dust from entering a receiving hole in the bottom base, and the receiving hole is used for receiving an image sensor.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: October 16, 2018
    Assignee: TDK TAIWAN CORP.
    Inventors: Chen-Hsien Fan, Shu-Shan Chen
  • Publication number: 20180095238
    Abstract: A camera device is provided, including a first lens unit, a second lens unit, a frame, a base, a plurality of suspension wires, and an electromagnetic driving mechanism. The frame surrounds the first lens unit and the second lens unit. The suspension wires are connected to the base and the frame. The electromagnetic driving mechanism can drive the frame to move along a first direction relative to the base.
    Type: Application
    Filed: September 20, 2017
    Publication date: April 5, 2018
    Inventors: Chao-Chang HU, Chen-Hsien FAN
  • Patent number: 9904072
    Abstract: A lens driving device includes a lens holder having a position sensor and a driving coil on an outer surface thereof; a frame accepting the lens holder and holding a plurality of driving magnets facing the driving coil and a hall magnet facing the position sensor; a plurality of springs connected between the lens holder and the frame to allow the lens holder moving in an optical axis direction with respect to the frame; a base portion having a circuit board; and a plurality of suspension lines connected between the springs and the circuit board to allow the frame and the lens holder moving in the direction perpendicular to the optical axis direction with respect to the base portion, wherein the circuit board is electrically connected to the position sensor and the driving coil through the suspension lines and the springs.
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: February 27, 2018
    Assignee: TDK TAIWAN CORP.
    Inventors: Chen-Hsien Fan, Bing-Ru Song
  • Publication number: 20180017844
    Abstract: A lens driving module includes a reflecting element, a base, a frame, a holder, an optical lens, a first electromagnetic driving assembly, and a second electromagnetic driving assembly. The frame is connected to the base, and the holder holds the optical lens and movably connects to the base. The reflecting element reflects light from the outside along a light incident direction to an optical lens along a first direction, wherein the light incident direction is substantially perpendicular to the first direction. The first and second electromagnetic driving assemblies are configured to force the holder and the optical lens to move relative to the base, wherein the first and second electromagnetic driving assemblies are situated in different positions in the light incident direction.
    Type: Application
    Filed: July 6, 2017
    Publication date: January 18, 2018
    Inventors: Cheng-Kai YU, Chen-Hsien FAN, Chao-Chang HU, Shu-Shan CHEN, Chih-Wei WENG
  • Publication number: 20170363837
    Abstract: A lens driving device is provided, including a frame, a lens holder, and a dust-proof structure. The frame includes a top casing and a bottom base. The lens holder carries a lens and is movably disposed in the frame and has a first anti-twist structure. A second anti-twist structure corresponding to the first anti-twist structure is formed on a surface of the bottom base. The dust-proof structure is formed on the surface of the bottom base to prevent dust from entering a receiving hole in the bottom base, and the receiving hole is used for receiving an image sensor.
    Type: Application
    Filed: January 17, 2017
    Publication date: December 21, 2017
    Inventors: Chen-Hsien FAN, Shu-Shan CHEN
  • Publication number: 20170329151
    Abstract: A lens unit is provided, including a casing, a carrier, an optical lens, a first driving assembly, and a second driving assembly. The carrier is movably disposed in the casing, and the optical lens is disposed on the carrier. The first and second driving assemblies are provided to drive the carrier and the optical lens respectively to move along a first axis and a second axis relative to the casing. Specifically, when viewed along a direction perpendicular to an optical axis of the lens unit, the first and second driving assemblies do not overlap.
    Type: Application
    Filed: April 27, 2017
    Publication date: November 16, 2017
    Inventors: Chao-Chang HU, Chen-Hsien FAN, Cheng-Kai YU, Chih-Wei WENG, Shu-Shan CHEN
  • 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