Patents by Inventor Sang-Ok Park

Sang-Ok Park 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: 20230393411
    Abstract: An embodiment includes a bobbin provided at an outer circumferential surface thereof with a first coil, a first position sensor disposed on the outer circumferential surface of the bobbin and spaced apart from the first coil, a first magnet disposed so as to be opposite to the first position sensor, a second magnet disposed so as to be opposite to the first coil, the second magnet being configured to move the bobbin in a direction parallel to an optical axis via electromagnetic interaction with the first coil, a housing configured to support the first magnet and the second magnet; and upper and lower elastic members coupled to the bobbin and the housing, wherein the first position sensor is moved along with the bobbin.
    Type: Application
    Filed: August 23, 2023
    Publication date: December 7, 2023
    Inventors: Sang Ok PARK, Sang Jun MIN, Tae Jin JUNG, Hyune O YOO
  • Patent number: 11835787
    Abstract: One embodiment comprises: a housing; a bobbin, which is arranged inside the housing and is for mounting a lens; first coils arranged around the outer peripheral surface of the bobbin; a first magnet arranged in the housing; a second magnet arranged at the bobbin and spaced from the first coils; and a first position sensor arranged in the housing and sensing the intensity of a magnetic field of the second magnet, wherein the length of the second magnet in the direction of an optical axis is shorter than the length of thereof in the direction perpendicular to the direction of the optical axis.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: December 5, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Byung Wook Son, Sang Ok Park
  • Publication number: 20230384611
    Abstract: A lens driving apparatus, a camera module including the lens driving apparatus, and an optical device including the camera module are provided. The lens driving apparatus includes a base; a first substrate placed on the base; a housing placed on the first substrate; a bobbin placed inside the housing; a lower resilient member for coupling the bobbin and the housing; a first coil placed on the bobbin; a magnet placed on the housing and facing the first coil; and a second substrate placed on the first substrate and comprising a second coil which faces the magnet. The lower resilient member is connected to the first substrate or the second substrate.
    Type: Application
    Filed: August 9, 2023
    Publication date: November 30, 2023
    Applicant: LG INNOTEK CO., LTD.
    Inventor: Sang Ok PARK
  • Publication number: 20230384653
    Abstract: A VCM is disclosed, the motor including a stator including a first driving unit, a rotor arranged inside the stator, including a second driving unit responding to the first driving unit and mounted therein with a lens, a base fixing the stator, and an elastic member coupled to the rotor to float the rotor from the base in a case a driving signal for driving the first and second driving units is not applied to the first and second driving units.
    Type: Application
    Filed: August 9, 2023
    Publication date: November 30, 2023
    Inventors: Sang Ok Park, Seong Min Lee
  • Patent number: 11822227
    Abstract: A VCM is disclosed, the VCM including a rotor having a first driving unit and arranged therein with a lens, a stator having a second driving unit wrapping the first driving unit and being opposite to the first driving unit, a base supporting the stator and having an opening formed at a position corresponding to that of the lens, a connection terminal including a pair of first and second connection terminals arranged at an upper surface of the base, and an elastic member including a first elastic member coupled to the rotor and electrically connected the first connection terminal and a second elastic member coupled to the rotor and electrically connected the second connection terminal.
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: November 21, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Seong Min Lee, Sang Ok Park, Jun Taek Lee
  • Patent number: 11824418
    Abstract: A lens moving apparatus, according to one embodiment, comprises: a bobbin having a first coil installed on the outer circumferential surface thereof; a location detection sensor equipped to the bobbin; a housing in which the bobbin is provided; an upper elastic member disposed on the upper side of the housing; and a support member that supports the housing such that the housing can move in a second or third direction that is perpendicular to a first direction, wherein the upper elastic member is divided into a plurality of parts, at least two of which are disposed parallel to each other on the x-y plane in the second or third direction and are disposed such that end portions thereof face each other.
    Type: Grant
    Filed: April 9, 2021
    Date of Patent: November 21, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Kyoung Ho Yoo, Sung Guk Lee, Seong Min Lee, Jun Taek Lee, Byung Wook Son
  • Publication number: 20230367135
    Abstract: The present embodiment relates to a camera device, comprising: a housing; a mover disposed within the housing; a first magnet and coil tiling the mover relative to a first axis; a second magnet and coil tiling the mover relative to a second axis, which is perpendicular to the first axis; and a lens module moving along a third axis, which is perpendicular to the first and second axes, wherein the light enters along the first axis, and a first yoke is disposed between the second magnet and the mover.
    Type: Application
    Filed: August 24, 2021
    Publication date: November 16, 2023
    Applicant: LG INNOTEK CO., LTD.
    Inventor: Sang Ok PARK
  • Publication number: 20230359059
    Abstract: Embodiments provide a lens moving apparatus including a bobbin in which a lens is mounted, a first coil and a magnet configured to electromagnetically interact with each other so as to move the bobbin, a housing configured to accommodate the bobbin therein, an elastic member including an inner frame coupled to the bobbin, an outer frame coupled to the housing, and a frame connection portion configured to connect the inner frame and the outer frame to each other, and a support member connected to the elastic member and configured to support the housing, and the outer frame includes a first coupling portion coupled to the housing, a second coupling portion coupled to the support member, the second coupling portion being spaced apart from the first coupling portion, and a single connection portion configured to connect the first coupling portion and the second coupling portion to each other.
    Type: Application
    Filed: July 13, 2023
    Publication date: November 9, 2023
    Inventors: Sang Ok PARK, Sang Jun MIN
  • Publication number: 20230350155
    Abstract: A lens driving device is provided, including: a cover member; a bobbin installed with at least one lens and having a coil unit arranged on an outer circumferential surface of the bobbin; a magnet arranged at a positon corresponding to that of the coil unit; first and second elastic members, where one end of each of the first and second elastic members may be respectively coupled to an upper surface and a lower surface of the bobbin and supporting movement of the bobbin in an optical axis direction; a detection unit configured to detect movement of the bobbin in a direction parallel to the optical axis direction; a damping member arranged at a connecting portion between the bobbin and the first elastic member; and a support unit provided at at least one of the bobbin and the first elastic member and maintaining an arranged position of the damping member.
    Type: Application
    Filed: July 5, 2023
    Publication date: November 2, 2023
    Inventors: Sang Ok PARK, Seong Min LEE, Jun Taek LEE, Byung Wook SON, Sang Jun MIN, Kyoung Ho YOO
  • Publication number: 20230341655
    Abstract: An embodiment comprises: a housing supporting a first coil; a bobbin supporting a magnet, the bobbin being moved inside the housing in a first direction, which is parallel with an optical axis, by an electromagnetic interaction between the magnet and the first coil; an elastic member coupled to the bobbin and to the housing; a first circuit board electrically connected to the elastic member; a second circuit board arranged below the housing; a second coil arranged on the second circuit board; and a support member electrically connecting the first circuit board and the second circuit board or electrically connecting the elastic member and the second circuit board.
    Type: Application
    Filed: June 29, 2023
    Publication date: October 26, 2023
    Inventor: Sang Ok Park
  • Publication number: 20230341650
    Abstract: An embodiment comprises: a base; a housing disposed on the base; a bobbin disposed inside the housing; a first magnet disposed on the bobbin; a coil facing the first magnet and disposed on the housing; a second magnet spaced apart from the first magnet and disposed on the bobbin; a yoke disposed on the housing, facing the second magnet; a ball member disposed between the bobbin and the housing; and a position sensor facing the first magnet or the second magnet in an optical axis direction, and disposed on the base.
    Type: Application
    Filed: August 24, 2021
    Publication date: October 26, 2023
    Applicant: LG INNOTEK CO., LTD.
    Inventor: Sang Ok PARK
  • Publication number: 20230333444
    Abstract: The present embodiment relates to a camera device comprising: an actuating unit including a holder and a reflection member arranged in the holder; a fixed unit spaced from the actuating unit; an SMA member for moving the actuating unit with respect to the fixed unit; and an elastic member electrically connected with the SMA member, wherein, when a current is applied to the SMA member, the SMA member tilts the actuating unit on the basis of a first axis and a second axis that is perpendicular to the first axis.
    Type: Application
    Filed: August 24, 2021
    Publication date: October 19, 2023
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Sang Ok PARK, Sang Jun MIN
  • Publication number: 20230324765
    Abstract: One embodiment relates to a lens driving device, comprising: a base; a circuit board disposed on the base; a housing disposed on the base; a bobbin disposed in the housing; a magnet disposed in the housing; a first coil disposed on the bobbin and opposite the magnet; and a second coil disposed between the circuit board and the base.
    Type: Application
    Filed: August 11, 2021
    Publication date: October 12, 2023
    Inventors: Jun Taek LEE, Yun Ho NOH, Sang Ok PARK
  • Patent number: 11782329
    Abstract: The present embodiment relates to a dual camera module comprising: a rigid first substrate having a first image sensor arranged thereon; a rigid second substrate spaced apart from the first substrate and having a second image sensor arranged thereon; a third substrate connected to the first substrate and the second substrate; and a flexible connection unit for connecting the first substrate to the second substrate, wherein the first substrate includes a first side surface, the second substrate includes a second side surface facing the first side surface, and the connection unit connects the first side surface of the first substrate to the second side surface of the second substrate.
    Type: Grant
    Filed: October 27, 2022
    Date of Patent: October 10, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Tae Young Kim, Hyun Ah Oh, Youn Baek Jeong
  • Patent number: 11774775
    Abstract: An embodiment includes a bobbin provided at an outer circumferential surface thereof with a first coil, a first position sensor disposed on the outer circumferential surface of the bobbin and spaced apart from the first coil, a first magnet disposed so as to be opposite to the first position sensor, a second magnet disposed so as to be opposite to the first coil, the second magnet being configured to move the bobbin in a direction parallel to an optical axis via electromagnetic interaction with the first coil, a housing configured to support the first magnet and the second magnet; and upper and lower elastic members coupled to the bobbin and the housing, wherein the first position sensor is moved along with the bobbin.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: October 3, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Sang Jun Min, Tae Jin Jung, Hyune O Yoo
  • Publication number: 20230305264
    Abstract: A motor for driving lenses is provided. The motor includes a case, a yoke fixed in the case, a magnet fixed in the yoke, a carrier equipped with lenses and installed in the magnet such that the carrier moves up and down within the magnet, a coil coupled with the carrier, in which the coil cooperates with the magnet to move up and down the carrier, a spring unit including first and second springs having arc shapes and being separated from each other while forming a ring shape as a whole, a spacer supporting the outer peripheral surface of the spring unit, and a terminal provided on the spacer.
    Type: Application
    Filed: May 30, 2023
    Publication date: September 28, 2023
    Inventors: Sang Ok PARK, Sang Hee LEE
  • Publication number: 20230305265
    Abstract: A lens driving device is provided, the lens driving device includes: a housing; a bobbin disposed inside of the housing; a support member coupled to the bobbin and the housing; and a sensor sensing a position of at least one of the bobbin and the housing, wherein the support member may include a first support unit, and a second support unit disposed not parallel to the first support unit, wherein the sensor may be disposed more adjacent to the first support unit than to the second support unit, and wherein an elastic modulus of the fist support unit may be lower than an elastic modulus of the second support unit.
    Type: Application
    Filed: April 27, 2023
    Publication date: September 28, 2023
    Inventors: Sang Ok PARK, Sang Jun MIN, Jun Taek LEE
  • Patent number: 11768422
    Abstract: A VCM is disclosed, the motor including a stator including a first driving unit, a rotor arranged inside the stator, including a second driving unit responding to the first driving unit and mounted therein with a lens, a base fixing the stator, and an elastic member coupled to the rotor to float the rotor from the base in a case a driving signal for driving the first and second driving units is not applied to the first and second driving units.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: September 26, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Seong Min Lee
  • Publication number: 20230296858
    Abstract: A lens driving device according to an embodiment comprises: a movable unit on which at least one lens is mounted; a first coil and a driving magnet which face and interact with each other such that the movable unit is moved in the optical axis direction of the lens; a position sensor for sensing the position of the movable unit in the optical axis direction or a driver comprising the position sensor; and a positively magnetized magnet arranged to face the position sensor or the driver, wherein the positively magnetized magnet comprises a first side surface, which faces the position sensor and has a first polarity, and a second side surface, which faces the position sensor, which is arranged to be spaced from the first side surface in a direction parallel with the optical axis direction or arranged to abut the first side surface, and which has a second polarity that is the opposite of the first polarity of the first side surface, and the length of the first side surface in the optical axis direction may be equ
    Type: Application
    Filed: May 23, 2023
    Publication date: September 21, 2023
    Inventors: Sang Ok Park, Byung Wook Son, Seong Min Lee, Jun Taek Lee
  • Patent number: 11762215
    Abstract: The present embodiment relates to a lens driving apparatus, a camera module comprising the lens driving apparatus, and an optical device comprising the camera module. The lens driving apparatus comprises: a base; a first substrate placed on the base; a housing placed on the first substrate; a bobbin placed inside the housing; a lower resilient member for coupling the bobbin and the housing; a first coil placed on the bobbin; a magnet placed on the housing and facing the first coil; and a second substrate placed on the first substrate and comprising a second coil which faces the magnet, wherein the lower resilient member is connected to the first substrate or the second substrate.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: September 19, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Sang Ok Park