Search Patents
  • Patent number: 10830980
    Abstract: A lens driving device including a cover member; a housing disposed in the cover member; a bobbin disposed in the housing; a first coil disposed on the bobbin; a first magnet coupled to the housing; an upper elastic member coupled to the bobbin and the housing; a base disposed below the housing and coupled to the cover member; a substrate disposed between the housing and the base and including a circuit member having a second coil disposed to be opposite to the first magnet; and a plurality of support members connecting the upper elastic member and the substrate is provided. The support members are connected to the upper elastic member at a position where a length in the x direction and a length in the y direction are different on the basis of the edge of the upper elastic member.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: November 10, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Byung Wook Son, Sang Jun Min, Jun Taek Lee
  • Patent number: 8629582
    Abstract: Provided are a lens driving motor and an elastic member of the lens driving motor. The elastic member of a lens driving motor, the elastic member includes a first spring and a second spring. The second spring is different from the first spring and disposed together with the first spring on one side of a carrier to support the carrier. A first lead line of a coil and a first external power source are connected to the first spring, and a second lead line of the coil and a second external power source are connected to the second spring to supply power to the coil. Since the carrier can be assembled to other part after a (+) lead line and a (?) lead line of the coil are connected to the first and second springs, respectively, using solder, a process is simple and convenient.
    Type: Grant
    Filed: June 6, 2013
    Date of Patent: January 14, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventor: Soo Jin Jung
  • Patent number: 8300330
    Abstract: Disclosed is a lens driving apparatus. The lens driving apparatus includes a base formed at a center thereof with a first opening; a housing coupled with the base and having a second opening corresponding to the first opening; a yoke installed on the base and including a horizontal plate having a third opening corresponding to the first opening and a vertical plate protruding upward from the horizontal plate; a bobbin movably installed in the yoke and coupled with a lens module; a coil fixedly disposed around the bobbin; a plurality of magnets provided at the vertical plate of the yoke to face the coil; and a spring installed on at least one of upper and lower portions of the yoke to return the bobbin, which has moved up due to interaction between the magnet and the coil, to its initial position.
    Type: Grant
    Filed: November 22, 2011
    Date of Patent: October 30, 2012
    Assignee: LG Innotek Co., Ltd.
    Inventors: Sang Ok Park, Sang Jun Min, Sang Hee Lee
  • Patent number: 8068295
    Abstract: Disclosed is a motor for driving lenses. 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, in which one side of the terminal protrudes downward by passing through a bottom of the case to make connection with the spring unit and a main PCB of a product.
    Type: Grant
    Filed: May 10, 2007
    Date of Patent: November 29, 2011
    Assignee: LG Innotek Co., Ltd.
    Inventors: Sang Ok Park, Sang Hee Lee
  • Patent number: 11356609
    Abstract: One embodiment of a lens moving unit includes a bobbin mounted with at least one sheet of lens and arranged at a periphery with a coil unit, a cover member mounted with a magnet at a position corresponding to that of the coil unit, upper and bottom elastic members respectively coupled at one distal end to upper and bottom surfaces of the bobbin to support movement of the bobbin to an optical axis direction, and a detection unit to detect a movement parallel to an optical axis of the bobbin, wherein the detection unit includes a sensing magnet mounted at a periphery of the bobbin, and a position detection sensor arranged at a lateral wall of the cover member and formed at an inner lateral surface opposite to the sensing magnet, wherein the bobbin includes a correction magnet mounted at a side opposite to that of the sensing magnet.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: June 7, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Tae Jin Jung, Sang Jun Min
  • Patent number: 11280979
    Abstract: The present embodiments relates to a lens driving device comprising: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor comprises an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: March 22, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Jin Suk Han, Sang Ok Park, Tae Bong Park, Seung Taek Shin
  • Patent number: 7936526
    Abstract: Disclosed is a lens driving apparatus. The lens driving apparatus includes a base formed at a center thereof with a first opening; a housing coupled with the base and having a second opening corresponding to the first opening; a yoke installed on the base and including a horizontal plate having a third opening corresponding to the first opening and a vertical plate protruding upward from the horizontal plate; a bobbin movably installed in the yoke and coupled with a lens module; a coil fixedly disposed around the bobbin; a plurality of magnets provided at the vertical plate of the yoke to face the coil; and a spring installed on at least one of upper and lower portions of the yoke to return the bobbin, which has moved up due to interaction between the magnet and the coil, to its initial position.
    Type: Grant
    Filed: December 12, 2007
    Date of Patent: May 3, 2011
    Assignee: LG Innotek Co., Ltd.
    Inventors: Sang Ok Park, Sang Jun Min, Sang Hee Lee
  • Patent number: 8089703
    Abstract: Disclosed is a lens driving apparatus. The lens driving apparatus includes a base formed at a center thereof with a first opening; a housing coupled with the base and having a second opening corresponding to the first opening; a yoke installed on the base and including a horizontal plate having a third opening corresponding to the first opening and a vertical plate protruding upward from the horizontal plate; a bobbin movably installed in the yoke and coupled with a lens module; a coil fixedly disposed around the bobbin; a plurality of magnets provided at the vertical plate of the yoke to face the coil; and a spring installed on at least one of upper and lower portions of the yoke to return the bobbin, which has moved up due to interaction between the magnet and the coil, to its initial position.
    Type: Grant
    Filed: March 18, 2011
    Date of Patent: January 3, 2012
    Assignee: LG Innotek Co., Ltd.
    Inventors: Sang Ok Park, Sang Jun Min, Sang Hee Lee
  • Patent number: 11249278
    Abstract: The present embodiments relates to a lens driving device comprising: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor comprises an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: February 15, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Jin Suk Han, Sang Ok Park, Tae Bong Park, Seung Taek Shin
  • Patent number: 11005353
    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: September 24, 2019
    Date of Patent: May 11, 2021
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Kyoung Ho Yoo, Sung Guk Lee, Seong Min Lee, Jun Taek Lee, Byung Wook Son
  • Patent number: 8030806
    Abstract: Provided are a lens driving motor and an elastic member of the lens driving motor. The elastic member of a lens driving motor, the elastic member includes a first spring and a second spring. The second spring is different from the first spring and disposed together with the first spring on one side of a carrier to support the carrier. A first lead line of a coil and a first external power source are connected to the first spring, and a second lead line of the coil and a second external power source are connected to the second spring to supply power to the coil. Since the carrier can be assembled to other part after a (+) lead line and a (?) lead line of the coil are connected to the first and second springs, respectively, using solder, a process is simple and convenient.
    Type: Grant
    Filed: March 18, 2011
    Date of Patent: October 4, 2011
    Assignee: LG Innotek Co., Ltd.
    Inventor: Soo Jin Jung
  • Patent number: 7932648
    Abstract: Provided are a lens driving motor and an elastic member of the lens driving motor. The elastic member of a lens driving motor, the elastic member includes a first spring and a second spring. The second spring is different from the first spring and disposed together with the first spring on one side of a carrier to support the carrier. A first lead line of a coil and a first external power source are connected to the first spring, and a second lead line of the coil and a second external power source are connected to the second spring to supply power to the coil. Since the carrier can be assembled to other part after a (+) lead line and a (?) lead line of the coil are connected to the first and second springs, respectively, using solder, a process is simple and convenient.
    Type: Grant
    Filed: November 29, 2006
    Date of Patent: April 26, 2011
    Assignee: LG Innotek Co., Ltd.
    Inventor: Soo Jin Jung
  • Patent number: 8314520
    Abstract: Provided are a lens driving motor and an elastic member of the lens driving motor. The elastic member of a lens driving motor, the elastic member includes a first spring and a second spring. The second spring is different from the first spring and disposed together with the first spring on one side of a carrier to support the carrier. A first lead line of a coil and a first external power source are connected to the first spring, and a second lead line of the coil and a second external power source are connected to the second spring to supply power to the coil. Since the carrier can be assembled to other part after a (+) lead line and a (?) lead line of the coil are connected to the first and second springs, respectively, using solder, a process is simple and convenient.
    Type: Grant
    Filed: August 30, 2011
    Date of Patent: November 20, 2012
    Assignee: LG Innotek Co., Ltd.
    Inventor: Soo Jin Jung
  • Patent number: 11921301
    Abstract: The present embodiment relates to a dual lens drive device that comprises: a housing; a first bobbin which is disposed to move in a first direction inside the housing; a second bobbin which is disposed to move in the first direction inside housing and is spaced apart from the first bobbin; a first coil which is disposed on the first bobbin; a second coil which is disposed on the second bobbin; a magnet which is disposed in the housing and faces the first coil and the second coil; a base which is disposed below the housing; a substrate which comprises a circuit member having a third coil disposed to face the magnet between the housing and the base; and a support member which movably supports the housing with respect to the substrate, wherein the housing is integrally formed.
    Type: Grant
    Filed: October 18, 2022
    Date of Patent: March 5, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Kap Jin Lee, Yong Nam Choi, Do Yoon Kim, Min Soo Kim, Jung Hwan Kim, Tae Young Kim
  • Patent number: 11294142
    Abstract: A lens moving apparatus can include a housing; a base disposed below the housing; a bobbin disposed inside the housing and configured to move in a first direction along or parallel with an optical axis within the housing; driving magnets disposed on the housing; a coil provided at an outer surface of the bobbin; an elastic member coupled to the bobbin and supporting the bobbin; a sensing magnet coupled to the bobbin; and a position sensor coupled to a printed circuit board, wherein the position sensor is configured to sense a displacement of the sensing magnet in the first direction, in which the bobbin includes a reception recess formed on the outer surface of the bobbin such that at least a part of the reception recess is located at an inside of the coil, the sensing magnet is disposed in the reception recess, and the position sensor is disposed on another side of the housing than sides on which the driving magnets are disposed.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: April 5, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Seong Min Lee, Sang Ok Park, Hyune O Yoo, Byung Wook Son, Jun Taek Lee
  • Patent number: 10281737
    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: Grant
    Filed: October 16, 2018
    Date of Patent: May 7, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Sang Jun Min
  • Patent number: 10054840
    Abstract: The present invention relates to a camera module comprising: a printed circuit board having an image sensor mounted thereon; a holder member provided on the printed circuit board and having a lens barrel provided therein; an optical module arranged on the upper side of the holder member and performing an auto-focusing function and/or an image stabilization function; and an electric current applying unit for electrically connecting the printed circuit board and the optical module, wherein the electric current applying unit comprises: first and second conductive members connected to the printed circuit board; and first and second plate members which are arranged on the upper side of the holder member and are electrically connected to each of the first and second conductive members, and which are electrically connected through the optical module.
    Type: Grant
    Filed: April 14, 2015
    Date of Patent: August 21, 2018
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Tae Min Ha
  • Patent number: 11378769
    Abstract: The present embodiment relates to a camera module comprising a first lens driving device and a second lens driving device, wherein a first lateral surface of the first lens driving device faces a second lateral surface of the second lens driving device, a first housing comprises a first lateral part corresponding to the first lateral surface of the first lens driving device and a second lateral part disposed at the opposite side of the first lateral part, a first magnet comprises a first magnet unit disposed in the first lateral part and a second magnet unit disposed in the second lateral part, each of the first magnet unit and the second magnet unit comprises an inner surface facing a first coil, an outer surface disposed at an opposite side of the inner surface, and both lateral surfaces connecting the inner surface and the outer surface, and the distance or the length between the both lateral surfaces of the first magnet unit is shorter than the distance or the length between the both lateral surfaces of t
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: July 5, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Sang Ok Park
  • Patent number: 8638510
    Abstract: A VCM (voice coil motor) is disclosed, the VCM including: a rotor including a lens-fixing hollow holed bobbin including a coil discharge unit formed from a peripheral upper end to a peripheral bottom end facing the peripheral upper end, and a coil block arranged at a periphery of the bobbin and including a cylindrically wound coil; a stator including a magnet facing the coil block and a yoke fixing the magnet; a case including a bottom case arrange with the bobbin and an upper case coupled to the bottom case and having an opening at a portion corresponding the bobbin; and an elastic member elastically supporting an upper end of the bobbin and a bottom end facing the upper end of the bobbin, wherein a distal end of the coil arranged at an upper end of the coil block employs the coil discharge unit to be discharged to a bottom end of the bobbin.
    Type: Grant
    Filed: July 6, 2011
    Date of Patent: January 28, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventors: Seongmin Lee, Sangok Park, Sangjun Min, Taejin Jung
  • Patent number: 10845567
    Abstract: A lens driving device is provided, the lens driving device including a housing including a through hole; a bobbin accommodated at the through hole; a magnet disposed on the housing; a first coil disposed on the bobbin and facing the magnet; a first support member coupled to the housing and the bobbin, and movably supporting the bobbin in a direction of an optical axis; a protrusion part outwardly protruded from an outer lateral surface of the bobbin; and a groove part on the housing at a position corresponding with the protrusion part and accommodating at least a portion of the protrusion part, wherein an outer lateral surface of the protrusion part includes a first surface, a second surface and a third surface disposed between the first surface and the second surface, wherein each of the first surface, the second surface and the third surface is parallel with an inner lateral surface of the groove part, and wherein an angle between the first surface and the third surface, and an angle between the second surf
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: November 24, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Seung Taek Shin, Jin Suk Han