Patents by Inventor Te-Sheng Tseng

Te-Sheng Tseng 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: 20230336860
    Abstract: A camera module includes a fixed base, a carrier, an elastic element, an imaging lens, a coil, a magnetic element, a connection wire and a light-blocking coating. The carrier is disposed opposite to the fixed base and has a bobbin. The elastic element is connected to the fixed base and the carrier so as to provide freedom of movement of the carrier with respect to the fixed base. The imaging lens is disposed on the carrier and has an optical axis. The coil is disposed on the carrier. The magnetic element is disposed corresponding to the coil so as to provide a driving force for moving the carrier. The connection wire is disposed on the bobbin and electrically connected to the elastic element and the coil, and the connection wire has at least part facing towards the optical axis where the light-blocking coating is disposed.
    Type: Application
    Filed: August 1, 2022
    Publication date: October 19, 2023
    Applicant: LARGAN DIGITAL CO.,LTD.
    Inventors: Lin An CHANG, Te-Sheng TSENG, Ming-Ta CHOU
  • Patent number: 11722760
    Abstract: An imaging lens assembly module includes an imaging lens assembly, a light path folding element, a first lens barrel, a second lens barrel, a base and a plurality of rolling bearings. The imaging lens assembly includes a plurality of plastic lens elements, and defines a first optical axis passing through the plastic lens elements. The first lens barrel contains one or more of the plastic lens elements. The second lens barrel contains another one or more of the plastic lens elements. The base includes a guiding groove structure, and the guiding groove structure extends continuously along a direction parallel to the first optical axis. The rolling bearings interposed between the first lens barrel and the base and the rolling bearings interposed between the second lens barrel and the base are interposed in the guiding groove structure.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: August 8, 2023
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Heng-Yi Su, Ming-Ta Chou, Te-Sheng Tseng
  • Publication number: 20230244057
    Abstract: An imaging camera driving module includes a lens unit, a driving mechanism, a sensing mechanism and an image surface. At least a part of the driving mechanism is coupled to the lens unit to drive the lens unit to move in a direction parallel to the optical axis. The sensing mechanism includes sensing magnets fixed to the lens unit and sensing elements not facing the driving mechanism. The sensing elements are disposed on an image side of the imaging lens assembly of the lens unit and corresponding to the sensing magnets. The sensing elements are configured to detect a relative position of the sensing magnets. The image surface is disposed on the image side of the imaging lens assembly, and the optical axis passes through the image surface. The sensing mechanism is configured to detect a tilt of the optical axis with respect to the central axis.
    Type: Application
    Filed: April 10, 2023
    Publication date: August 3, 2023
    Applicant: LARGAN DIGITAL CO.,LTD.
    Inventors: Heng Yi SU, Ming-Ta CHOU, Te-Sheng TSENG
  • Patent number: 11703658
    Abstract: A camera module includes a base, a lens module, a reflection module, a longitudinal guiding bar, a transverse guiding bar and a shaft guiding bar. The lens module has an optical axis and is disposed on the base. The reflection module includes a reflective element disposed on the base and located on an object side of the lens module. The longitudinal and transverse guiding bars are disposed between the base and the lens module and respectively extend in a first direction parallel to the optical axis and a second direction perpendicular to the optical axis. The shaft guiding bar is disposed between the base and the reflection module and extends in the second direction. The lens module is movable along the longitudinal and transverse guiding bars, respectively, and the reflective element is rotatable by taking the shaft guiding bar as a rotation axis.
    Type: Grant
    Filed: October 21, 2020
    Date of Patent: July 18, 2023
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Lin An Chang, Ming-Ta Chou, Wen-Hung Hsu, Te-Sheng Tseng
  • Publication number: 20230224562
    Abstract: A camera module includes a fixed base, a movable carrier disposed on the fixed base, a guiding element disposed between the fixed base and the movable carrier and providing a degree of freedom of movement of the movable carrier relative to the fixed base, a lens system fixed to the movable carrier, an image sensor configured to receive an optical image signal from the lens system, an auto focus driving device configured to provide a driving force for auto focusing of the lens system, and an image stabilization driving device configured to provide a driving force for image stabilization of the image sensor. The fixed base and the movable carrier each has a guiding structure. The guiding structures correspond to each other and are in contact with the guiding element. Therefore, the movable carrier is movable in a direction parallel to an optical axis of the lens system.
    Type: Application
    Filed: June 13, 2022
    Publication date: July 13, 2023
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Lin An CHANG, Ming-Ta CHOU, Te-Sheng TSENG
  • Patent number: 11686918
    Abstract: An imaging lens driving module includes a base, a casing, a driving mechanism and a damping element. The base has an opening, and the casing has a central aperture corresponding to the opening. The casing includes a plastic frame portion and a metal structure portion. The plastic frame portion is coupled to the base. The metal structure portion has a plurality of pins extending towards the base. The driving mechanism is disposed in the casing. The driving mechanism is configured to drive the lens unit to move in a direction parallel to an optical axis. The damping element is connected to the pins and the lens unit. The metal structure portion is insert-molded with the plastic frame portion to form the casing. The pins are located closer to the optical axis than the other part of the metal structure portion to the optical axis.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: June 27, 2023
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Heng Yi Su, Ming-Ta Chou, Te-Sheng Tseng, Ming-Shun Chang
  • Patent number: 11681117
    Abstract: A lens assembly driving module includes a holder, a metal yoke, a lens unit, a magnet set, a coil, at least one elastic element and at least one damper agent. The metal yoke is coupled with the holder and includes a through hole and at least one extending structure. The extending structure is disposed around the through hole and extends along a direction from the through hole to the holder. The lens unit is movably disposed in the metal yoke. The lens unit includes an optical axis and at least one notch structure. The notch structure is disposed in an outer peripheral area of the lens unit and is corresponding to the extending structure. The damper agent is disposed between the extending structure of the metal yoke and the notch structure of the lens unit. The damper agent is applied to damp a movement of the lens unit.
    Type: Grant
    Filed: September 9, 2020
    Date of Patent: June 20, 2023
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Chun-Yi Lu, Te-Sheng Tseng, Wen-Hung Hsu, Ming-Ta Chou
  • Publication number: 20230176447
    Abstract: A photographing module includes a lens assembly, a reflection element, an image sensor, and lens element, reflection element and image sensor driving modules. An axial voice coil motor of the lens element driving module moves the lens assembly along a lens optical axis. A rotating connection part and a curved recess structure are disposed between a holder and a carrier movable relative to the holder. A lateral voice coil motor of the reflection element driving module drives the carrier carrying the reflection element to rotate around an axis passing through the rotating connection part. A plurality of rollable elements are located between and in contact with the fixed member and the movable plate. A lateral voice coil motor of the image sensor driving module drives the movable plate carrying the image sensor to move based on a dynamic axis orthogonal to the lens optical axis.
    Type: Application
    Filed: June 3, 2022
    Publication date: June 8, 2023
    Applicant: LARGAN PRECISION CO., LTD.
    Inventors: Chen Wei FAN, Ming-Ta CHOU, Te-Sheng TSENG, Chen-Yi HUANG
  • Publication number: 20230176319
    Abstract: An imaging lens driving module includes a base, a casing, a driving mechanism and a damping element. The base has an opening, and the casing has a central aperture corresponding to the opening. The casing includes a plastic frame portion and a metal structure portion. The plastic frame portion is coupled to the base. The metal structure portion has a plurality of pins extending towards the base. The driving mechanism is disposed in the casing. The driving mechanism is configured to drive the lens unit to move in a direction parallel to an optical axis. The damping element is connected to the pins and the lens unit. The metal structure portion is insert-molded with the plastic frame portion to form the casing. The pins are located closer to the optical axis than the other part of the metal structure portion to the optical axis.
    Type: Application
    Filed: February 1, 2023
    Publication date: June 8, 2023
    Applicant: LARGAN DIGITAL CO.,LTD.
    Inventors: Heng Yi SU, Ming-Ta CHOU, Te-Sheng TSENG, Ming-Shun CHANG
  • Patent number: 11668895
    Abstract: A lens assembly actuating module includes a holder, a metal yoke, a lens actuator and a Hall sensor. The holder includes a central opening, at least three metal connectors insert-molded with the holder, at least two metal terminals insert-molded with the holder, and a plurality of plated metal layers disposed on a surface of the holder. The metal yoke is coupled with the holder. The lens actuator is for carrying a lens unit including an optical axis. The lens actuator is movably disposed in the metal yoke. The lens actuator includes at least one elastic element and at least three metal hanging wires. The Hall sensor is disposed on one of the plated metal layers of the holder. The Hall sensor is for detecting a movement of the lens unit along a direction perpendicular to the optical axis.
    Type: Grant
    Filed: April 9, 2021
    Date of Patent: June 6, 2023
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Te-Sheng Tseng, Wen-Hung Hsu, Ming-Ta Chou
  • Patent number: 11662548
    Abstract: A lens driving apparatus includes an imaging lens assembly, a driving mechanism and a carrier element. The imaging lens assembly includes at least one plastic lens element. The plastic element includes an effective optical portion, a peripheral portion and a light-shielding layer. The peripheral portion surrounds the effective optical portion. The light-shielding layer is disposed on an object side of the peripheral and surrounds the effective optical portion. The driving mechanism includes at least one coil and at least one magnet. The magnet is disposed correspondingly with the coil. Both of the plastic element and the one of the coil and the magnet are directly connected with the carrier element. An outer surface of the carrier element includes an assembling structure. The assembling structure is directly contacted with one of the coil and the magnet. The assembling structure and the carrier element are made integrally.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: May 30, 2023
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Heng-Yi Su, Ming-Ta Chou, Te-Sheng Tseng
  • Patent number: 11650392
    Abstract: An imaging camera driving module includes a lens unit, a driving mechanism, a sensing mechanism and an image surface. At least a part of the driving mechanism is coupled to the lens unit to drive the lens unit to move in a direction parallel to the optical axis. The sensing mechanism includes sensing magnets fixed to the lens unit and sensing elements not facing the driving mechanism. The sensing elements are disposed on an image side of the imaging lens assembly of the lens unit and corresponding to the sensing magnets. The sensing elements are configured to detect a relative position of the sensing magnets. The image surface is disposed on the image side of the imaging lens assembly, and the optical axis passes through the image surface. The sensing mechanism is configured to detect a tilt of the optical axis with respect to the central axis.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: May 16, 2023
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Heng Yi Su, Ming-Ta Chou, Te-Sheng Tseng
  • Publication number: 20230103646
    Abstract: A lens driving module includes a base, a shield can, a driving mechanism, a space maintaining element and a damping element. The base has an opening. The shield can is coupled to the base and has a central aperture corresponding to the opening. The driving mechanism is disposed in the shield and configured to drive a lens unit to move. The space maintaining element is in physical contact with the shield can. The space maintaining element includes a plastic frame portion and a metal structure portion. The metal structure portion includes pins extending toward the base. The metal structure portion is insert-molded with the plastic frame portion to form the space maintaining element. The damping element is connected to the pins and the lens unit. The pins of the metal structure portion are located closer to the optical axis than part of the metal structure portion without the pins.
    Type: Application
    Filed: December 8, 2022
    Publication date: April 6, 2023
    Applicant: LARGAN DIGITAL CO.,LTD.
    Inventors: Heng Yi SU, Ming-Ta CHOU, Te-Sheng TSENG, Ming-Shun CHANG
  • Publication number: 20230100691
    Abstract: A camera module includes an imaging lens assembly having an optical axis and a driving device including a fixed component, a lens carrier, a magnet carrier, a first ball group, and a second ball group. The imaging lens assembly is disposed in the lens carrier. The magnet carrier has a first groove group extending parallel to the optical axis and a second groove group extending perpendicular to the optical axis. One of the fixed component and the lens carrier has a third groove group disposed opposite to the second groove group. The imaging lens assembly is movable with respect to the fixed component on a plane perpendicular to the optical axis via the second ball group disposed between the second groove group and the third groove group and along a direction parallel to the optical axis through the first ball group disposed in the first groove group.
    Type: Application
    Filed: February 9, 2022
    Publication date: March 30, 2023
    Applicant: LARGAN DIGITAL CO.,LTD.
    Inventors: Hao Jan CHEN, Lin An CHANG, Ming-Ta CHOU, Te-Sheng TSENG
  • Publication number: 20230090875
    Abstract: A camera module includes a metal yoke, a holding base, a plastic barrel, a plurality of plastic lens elements, a leaf spring pair and a coil element. The holding base is connected to the metal yoke and defines an inner space. The holding base has a through hole which is corresponding to an opening of the metal yoke. The plastic barrel is movably disposed in the inner space. The plastic lens elements are disposed in the plastic barrel. The leaf spring pair includes two leaf springs which are located on a same plane and connected to the plastic barrel. The coil element surrounds an outer surface of the plastic barrel and electrically connected to the leaf spring pair, wherein two ends of the coil element is connected to the leaf springs by a thermal pressing method.
    Type: Application
    Filed: November 28, 2022
    Publication date: March 23, 2023
    Inventors: Te-Sheng TSENG, Ming-Ta CHOU, Wen-Hung HSU
  • Publication number: 20230088610
    Abstract: An imaging lens driving module includes a lens system, a lens holder accommodating optical lens elements of the lens system, a base, a rollable support assembly and a driving mechanism. The base includes first and second guiding grooves extending in a direction parallel to the optical axis, disposed opposite to each other and facing the lens holder. The rollable support assembly is in physical contact with and disposed between the lens holder and the base and includes principal and auxiliary rollable support elements. The principal rollable support element is disposed between the lens holder and the first guiding groove. The auxiliary rollable support element is disposed between the lens holder and the second guiding groove. The driving mechanism is configured to drive the lens holder to move. Diameters of the principal and auxiliary rollable support elements in physical contact with the lens holder are different from each other.
    Type: Application
    Filed: November 17, 2021
    Publication date: March 23, 2023
    Applicant: LARGAN DIGITAL CO.,LTD.
    Inventors: Heng Yi SU, Ming-Ta CHOU, Te-Sheng TSENG
  • Patent number: 11575813
    Abstract: An imaging lens driving module includes a lens carrier, a frame element, a driving mechanism and a metal conductive element. The lens carrier is disposed in the frame element. The driving mechanism includes a metal elastic element, a coil and a magnet assembly. The metal elastic element includes an outer fixing part coupled to the frame element, an inner fixing part coupled to the lens carrier, and an elastic part. The coil is fixed to the lens carrier and disposed corresponding to the magnet assembly. The metal conductive element is coupled to the lens carrier. The metal elastic element further includes an electrically connecting part and a compensating elastic part. The metal conductive element has a corresponsive surface corresponding to and electrically connected to the electrically connecting part. The compensating elastic part is connected to the electrically connecting part and the inner fixing part.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: February 7, 2023
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Te-Sheng Tseng, Heng Yi Su, Ming-Ta Chou, Wen-Hung Hsu
  • Patent number: 11550116
    Abstract: A lens driving module includes a base, a shield can, a driving mechanism, a space maintaining element and a damping element. The base has an opening. The shield can is coupled to the base and has a central aperture corresponding to the opening. The driving mechanism is disposed in the shield and configured to drive a lens unit to move. The space maintaining element is in physical contact with the shield can. The space maintaining element includes a plastic frame portion and a metal structure portion. The metal structure portion includes pins extending toward the base. The metal structure portion is insert-molded with the plastic frame portion to form the space maintaining element. The damping element is connected to the pins and the lens unit. The pins of the metal structure portion are located closer to the optical axis than part of the metal structure portion without the pins.
    Type: Grant
    Filed: August 8, 2020
    Date of Patent: January 10, 2023
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Heng Yi Su, Ming-Ta Chou, Te-Sheng Tseng, Ming-Shun Chang
  • Patent number: 11550118
    Abstract: A lens driving apparatus is for driving a lens assembly and includes a base, a metal cover, a carrier, a first coil, at least one first magnet, at least one second magnet, a frame and a spring set. At least one lower leaf spring of the spring set includes a frame connecting section, a carrier connecting section and a resilient section. The carrier connecting section and the second magnet are arranged along the first direction. The carrier connecting section includes an opening portion and a shielding portion, and the opening portion and the shielding portion both corresponding to the second magnet along the first direction are respectively for a part of the second magnet to be exposed through the opening portion and another part of the second magnet to be shielded by the shielding portion.
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: January 10, 2023
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Te-Sheng Tseng, Wen-Hung Hsu, Yung-Chun Kang
  • Publication number: 20230003963
    Abstract: An optical element driving unit includes a stationary body, a carrier, a supporting mechanism and an electromagnetic driving assembly. The supporting mechanism is connected to the carrier and the stationary body and provides the carrier with a degree of freedom of movement relative to the stationary body. The carrier can be driven to move by the electromagnetic driving assembly. The electromagnetic driving assembly includes a driving coil, a driving magnet and a ferromagnetic element. The driving coil is disposed on the carrier. The driving magnet is disposed on the stationary body. The ferromagnetic element is one-piece formed and embedded in the carrier, and the ferromagnetic element includes a magnetic field guiding part and an electrical connection part. The magnetic field guiding part faces the driving coil and/or the driving magnet. The electrical connection part is exposed on a surface of the carrier and electrically connected to the driving coil.
    Type: Application
    Filed: August 26, 2021
    Publication date: January 5, 2023
    Applicant: LARGAN DIGITAL CO.,LTD.
    Inventors: Yu Chen LAI, Ming-Ta CHOU, Te-Sheng TSENG