Patents by Inventor Jun-Taek Lee

Jun-Taek Lee 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: 20220260804
    Abstract: A lens moving apparatus is disclosed. The lens moving apparatus includes a bobbin equipped with at least one lens, a coil and a driving magnet arranged opposite to each other for moving the bobbin in an optical axis direction of the lens through interaction therebetween, a first circuit board for supplying electric current required by the coil, and a cover can and a base coupled to, contacted to, supported at, fixed to, or temporarily fixed to each other for forming a space in which the bobbin, the driving magnet, and the first circuit board are received, wherein the cover can is connected to a second circuit board having an image sensor mounted thereon.
    Type: Application
    Filed: April 26, 2022
    Publication date: August 18, 2022
    Inventors: Sang Ok Park, Seong Min Lee, Jun Taek Lee
  • Patent number: 11415860
    Abstract: The present embodiment relates to a camera module comprising: a movable element; a lens coupled to the movable element; a first substrate fixed to the bottom surface of the movable element; an image sensor disposed on the first substrate; a second substrate disposed below the first substrate; and a wire for connecting the second substrate to the movable element, wherein at least a part of the wire is made of a shape memory alloy.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: August 16, 2022
    Assignee: LG Innotek Co., Ltd.
    Inventor: Jun Taek Lee
  • Patent number: 11405541
    Abstract: A camera module according to an exemplary embodiment of the present disclosure is proposed, the camera module including a PCB (Printed Circuit Board) mounted with an image sensor, a housing member arranged at an upper surface of the PCB, a bobbin movably positioned at an inner side of the housing member, an upper elastic member connected to an upper surface of the housing member and to an upper surface of the bobbin, and a space forming part formed at one side of the housing member to provide a moving space to the upper elastic member when the bobbin makes a relatively vertical movement to the housing member.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: August 2, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Seong Min Lee, Jun Taek Lee
  • Patent number: 11378773
    Abstract: An embodiment comprises: a housing including first side parts and second side parts; a bobbin arranged inside the housing, and including first side parts corresponding to the first side parts of the housing and second side parts corresponding to the second side parts of the housing; a first coil arranged on an outer surface of the bobbin; a first magnet arranged on the first side parts of the housing; a second magnet arranged on any one among the second side parts of the bobbin; and a position sensor arranged on any one of the second side parts of the housing, and sensing a strength of the magnetic field of the second magnet, wherein the second magnet is located outside the first coil, and the outside of the first coil is an opposite side of a central side of the bobbin on the basis of the first coil.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: July 5, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Taek Lee, Kap Jin Lee
  • Patent number: 11372194
    Abstract: An exemplary embodiment of the present invention a rotor including a lens and formed with a first driving unit, a stator formed with a second driving unit driving the rotor in response to electromagnetic interaction with the first driving unit, and a base on which the stator is fixed, wherein the rotor is brought into contact with the base, in a case the lens is in a UP posture, and the rotor is distanced from the base, in a case the lens is in a DOWN posture.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: June 28, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Hyun Rae Cho, Seong Min Lee, Jun Taek Lee
  • Publication number: 20220196968
    Abstract: Embodiments provide a lens moving apparatus including housing to support a driving magnet, a bobbin provided at an outer circumferential surface thereof with a coil located inside the driving magnet, the bobbin being moved in a first direction parallel to an optical axis within the housing via electromagnetic interaction between the driving magnet and the coil, a lower elastic member to connect a lower portion of the housing and a lower portion of the bobbin to each other, both ends of the coil being electrically connected to the lower elastic member, the lower elastic member having a first terminal electrically connected to an external power source so as to supply external power to the ends of the coil, and a printed circuit board provided at one side surface of the housing, the printed circuit board having a second terminal electrically connected to the external power source.
    Type: Application
    Filed: March 14, 2022
    Publication date: June 23, 2022
    Inventors: Jun Taek Lee, Sang Ok Park, Byung Wook Son, Seong Min Lee
  • Publication number: 20220187564
    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: Application
    Filed: March 3, 2022
    Publication date: June 16, 2022
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Seong Min LEE, Sang Ok PARK, Hyune O YOO, Byung Wook SON, Jun Taek LEE
  • Publication number: 20220179168
    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: February 23, 2022
    Publication date: June 9, 2022
    Inventors: Sang Ok PARK, Sang Jun MIN, Jun Taek LEE
  • Patent number: 11353679
    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: Grant
    Filed: February 28, 2019
    Date of Patent: June 7, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Byung Wook Son, Seong Min Lee, Jun Taek Lee
  • Patent number: 11347022
    Abstract: A lens moving apparatus is disclosed. The lens moving apparatus includes a bobbin equipped with at least one lens, a coil and a driving magnet arranged opposite to each other for moving the bobbin in an optical axis direction of the lens through interaction therebetween, a first circuit board for supplying electric current required by the coil, and a cover can and a base coupled to, contacted to, supported at, fixed to, or temporarily fixed to each other for forming a space in which the bobbin, the driving magnet, and the first circuit board are received, wherein the cover can is connected to a second circuit board having an image sensor mounted thereon.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: May 31, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Seong Min Lee, Jun Taek Lee
  • Publication number: 20220146851
    Abstract: A lens moving apparatus including: a housing having a recess; a bobbin disposed in the housing; a first coil unit disposed at the bobbin; a magnet disposed at the housing and facing the first coil unit; an upper elastic member coupled to an upper portion of the bobbin and an upper portion of the housing; a circuit board disposed under the housing; a second coil unit disposed on the circuit board and facing the magnet; and a support member electrically connecting the upper elastic member and the circuit board, wherein a portion of the support member is disposed in the recess of the housing, wherein the housing comprises a protrusion extending upwards from an upper surface thereof, and the protrusion is positioned farther from a center of the housing than the recess of the housing when viewed from a top.
    Type: Application
    Filed: January 24, 2022
    Publication date: May 12, 2022
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Tae Bong PARK, Jun Taek LEE, Kyoung Ho YOO, Seung Taek SHIN, Jin Suk HAN
  • Patent number: 11320624
    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: Grant
    Filed: February 28, 2019
    Date of Patent: May 3, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Byung Wook Son, Seong Min Lee, Jun Taek Lee
  • Patent number: 11307378
    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 first support unit may be lower than an elastic modulus of the second support unit.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: April 19, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Sang Jun Min, Jun Taek Lee
  • Publication number: 20220113494
    Abstract: Embodiments provide a lens moving apparatus including a bobbin including a first coil disposed on an outer circumferential surface thereof, a housing provided with first and second magnets for moving the bobbin by interaction with the first coil, upper and lower elastic members each coupled to both the bobbin and the housing, and a first position sensor for detecting a sum of intensities of magnetic fields of the first and second magnets, wherein the first position sensor is disposed in a space between the first magnet and the second magnet when the bobbin is disposed at an initial position.
    Type: Application
    Filed: December 21, 2021
    Publication date: April 14, 2022
    Inventors: Sang Ok Park, Jun Taek Lee, Byung Wook Son, Sang Jun Min, Kyoung Ho Yoo
  • Patent number: 11300758
    Abstract: Embodiments provide a lens moving apparatus including housing to support a driving magnet, a bobbin provided at an outer circumferential surface thereof with a coil located inside the driving magnet, the bobbin being moved in a first direction parallel to an optical axis within the housing via electromagnetic interaction between the driving magnet and the coil, a lower elastic member to connect a lower portion of the housing and a lower portion of the bobbin to each other, both ends of the coil being electrically connected to the lower elastic member, the lower elastic member having a first terminal electrically connected to an external power source so as to supply external power to the ends of the coil, and a printed circuit board provided at one side surface of the housing, the printed circuit board having a second terminal electrically connected to the external power source.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: April 12, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Taek Lee, Sang Ok Park, Byung Wook Son, Seong Min Lee
  • 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
  • Publication number: 20220057597
    Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing; and a lower elastic member provided on the lower side of the bobbin and coupled to the bobbin and to the housing, wherein the lower elastic member comprises a first outer portion, which is coupled to the housing, a second outer portion, which is coupled to the housing and is spaced from the first outer portion, a first inner portion, which is coupled to the bobbin, a second inner portion, which is coupled to the bobbin and is spaced from the first inner portion, a first elastic portion, which connects the first outer portion and the first inner portion, a second elastic portion, which connects the second outer portion and the second. inner portion, and an inner connecting portion, which connects the first inner portion and the second inner portion.
    Type: Application
    Filed: November 4, 2021
    Publication date: February 24, 2022
    Inventor: Jun Taek LEE
  • Patent number: 11256109
    Abstract: One embodiment includes: a housing; a bobbin arranged in the housing so as to mount a lens therein; a magnet arranged in the housing; a first coil, which is arranged in the bobbin and moves in the optical axial direction according to an interaction with the magnet; an elastic member coupled with the bobbin and the housing; a second coil to which a first drive signal is applied, and moving the housing in a direction perpendicular to the optical axial direction according to the interaction with the magnet; a location sensor for sensing the strength of the magnetic field of the magnet according to the movement of the housing; and a third coil to which a second drive signal is applied, and is arranged in correspondence with the location sensor, wherein a first magnetic field, of the second coil, which is generated by the first drive signal, and a second magnetic field, of the third coil, which is generated by the second drive signal, are generated in directions offsetting each other.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: February 22, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Tae Bong Park, Jun Taek Lee, Kyoung Ho Yoo, Seung Taek Shin, Jin Suk Han
  • Patent number: 11239024
    Abstract: An embodiment of the present invention comprises: a housing; a bobbin disposed inside the housing; a first coil disposed on an outer circumferential surface of the bobbin; a magnet disposed on a side part of the housing to correspond to the first coil; a base disposed under the housing; a second coil, disposed on a lateral surface of the base, for generating an induced voltage by interacting with the first coil; and first to fourth elastic members coupled to the bobbin and the housing, and spaced apart from an upper surface of the base, wherein each of the first and second elastic members comprises: a first bonding part for bonding the first coil, and a first connection terminal for electrical connection to the outside; each of the third and fourth elastic members comprises: a second bonding part for bonding the second coil, and a second connection terminal for an electrical connection to the outside; and the second bonding part and the second connection terminal are disposed on different outer surfaces of th
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: February 1, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Taek Lee, Seung Taek Shin
  • Patent number: 11237352
    Abstract: Embodiments provide a lens moving apparatus including a bobbin including a first coil disposed on an outer circumferential surface thereof, a housing provided with first and second magnets for moving the bobbin by interaction with the first coil, upper and lower elastic members each coupled to both the bobbin and the housing, and a first position sensor for detecting a sum of intensities of magnetic fields of the first and second magnets, wherein the first position sensor is disposed in a space between the first magnet and the second magnet when the bobbin is disposed at an initial position.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: February 1, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Jun Taek Lee, Byung Wook Son, Sang Jun Min, Kyoung Ho Yoo