Patents by Inventor Tae Bong Park

Tae Bong 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).

  • Patent number: 10845566
    Abstract: An exemplary embodiment of the present invention relates to a lens driving device, comprising: a base including a support part upwardly protruded; a movable unit spaced from the base and movably disposed at an upper side of the base; and a damper contacted with the support part and the movable unit.
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: November 24, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Seung Taek Shin, Jin Suk Han, Tae Bong Park
  • Publication number: 20200355933
    Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing so as to move in a first direction; a first coil disposed on the outer circumferential surface of the bobbin; a magnet disposed in the housing; a base disposed below the housing; a coil part having a second coil disposed between the housing and the base so as to face the magnet; a substrate disposed between the housing and the base; and a conducting member for electrically connecting the coil part to the substrate, wherein the conducting member is disposed at a corner of the base.
    Type: Application
    Filed: July 27, 2020
    Publication date: November 12, 2020
    Applicant: LG Innotek Co., Ltd.
    Inventors: Tae Bong PARK, Jin Suk HAN
  • Publication number: 20200348532
    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: Application
    Filed: July 20, 2020
    Publication date: November 5, 2020
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Tae Bong PARK, Jun Taek LEE, Kyoung Ho YOO, Seung Taek SHIN, Jin Suk HAN
  • Publication number: 20200292781
    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: Application
    Filed: April 17, 2020
    Publication date: September 17, 2020
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol KIM, Jin Suk HAN, Sang Ok PARK, Tae Bong PARK, Seung Taek SHIN
  • Patent number: 10768437
    Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing so as to move in a first direction; a first coil disposed on the outer circumferential surface of the bobbin; a magnet disposed in the housing; a base disposed below the housing; a coil part having a second coil disposed between the housing and the base so as to face the magnet; a substrate disposed between the housing and the base; and a conducting member for electrically connecting the coil part to the substrate, wherein the conducting member is disposed at a corner of the base.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: September 8, 2020
    Assignee: LG Innotek Co., Ltd.
    Inventors: Tae Bong Park, Jin Suk Han
  • Patent number: 10747015
    Abstract: One embodiment comprises: 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: March 16, 2017
    Date of Patent: August 18, 2020
    Assignee: LG Innotek Co., Ltd.
    Inventors: Tae Bong Park, Jun Taek Lee, Kyoung Ho Yoo, Seung Taek Shin, Jin Suk Han
  • Publication number: 20200209710
    Abstract: An embodiment comprises: a housing; a bobbin, accommodated inside the housing, for mounting a lens; a first coil arranged on an outer peripheral surface of the bobbin; magnets arranged in the housing; a coil board which comprises second coils arranged below the housing and arranged so as to be spaced from each other and connection parts connected to the second coils; a circuit board, which is arranged below the coil board and comprises first pad parts arranged at locations corresponding to the connection parts; and a conductive adhesive member for bonding the connection part and the first pad part, which correspond to each other, wherein each of the connection parts comprises a groove part depressed from the outer surface of the coil board, and exposing any one corresponding upper surface among the first pad parts, and a bonding part prepared around the groove part, and the conductive adhesive member is arranged on the upper surface of the bonding part and on the upper surface of the first pad part exposed by
    Type: Application
    Filed: July 11, 2017
    Publication date: July 2, 2020
    Inventors: TAE BONG PARK, JUN TAEK LEE
  • Patent number: 10656375
    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: May 8, 2017
    Date of Patent: May 19, 2020
    Assignee: LG Innotek Co., Ltd.
    Inventors: Jung Cheol Kim, Jin Suk Han, Sang Ok Park, Tae Bong Park, Seung Taek Shin
  • Publication number: 20200092483
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Application
    Filed: November 21, 2019
    Publication date: March 19, 2020
    Inventors: Tae Bong PARK, Jin Suk HAN, Jung Cheol KIM
  • Publication number: 20200081219
    Abstract: A lens driving device is provided, including: a holder member; a first driving unit disposed at the holder member; a base disposed at a lower side of the holder member and spaced apart from the holder member; a first circuit board disposed at an upper surface of the base; a second circuit board including a second driving unit facing the first driving unit, and disposed at an upper surface of the first circuit board; a support member supporting the holder member with respect to the base; and a guide portion protruded from an upper surface of the base, wherein the guide portion supports the second circuit board. In an embodiment, a coil at the second circuit board and a magnet at the holder member may be assembled at a predetermined interval, such that reliability of the product with respect to performance of handshake compensation device can be enhanced.
    Type: Application
    Filed: November 14, 2019
    Publication date: March 12, 2020
    Inventors: Tae Bong PARK, Hee Se LEE, Jin Suk HAN
  • Publication number: 20200064586
    Abstract: Embodiments provide a lens driving unit including a base, a housing supported so as to be movable relative to the base, a magnet located on the housing, a pattern coil part including a pattern coil that is located opposite the magnet, the pattern coil part being located on the base, and a sensor part mounted to the pattern coil part for sensing a position or movement of the housing, and the pattern coil part includes a first layer and a second layer stacked on the first layer, the sensor part being mounted underneath the first layer, and the pattern coil being formed on the second layer. Thereby, manufacturing costs may be reduced owing to a reduction in the number of elements, processes, and process management points.
    Type: Application
    Filed: October 30, 2019
    Publication date: February 27, 2020
    Inventors: Tae Bong PARK, Sung Guk LEE
  • Publication number: 20200028997
    Abstract: An embodiment comprises: a housing; a bobbin disposed in the housing; a first coil disposed on the bobbin; a magnet disposed on the housing; a first sensing coil, disposed on the housing, for generating a first induced voltage by interacting with the first coil; a first circuit board connected to the first coil and the first sensing coil; and a first amplifier, disposed on the first circuit board, for amplifying the first induced voltage of the first sensing coil and outputting a first amplified signal.
    Type: Application
    Filed: September 26, 2017
    Publication date: January 23, 2020
    Applicant: LG Innotek Co., Ltd.
    Inventors: Tae Bong PARK, Sang Ok PARK
  • Patent number: 10531003
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: January 7, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim
  • Patent number: 10520699
    Abstract: A lens driving device is provided, including: a holder member; a first driving unit disposed at the holder member; a base disposed at a lower side of the holder member and spaced apart from the holder member; a first circuit board disposed at an upper surface of the base; a second circuit board including a second driving unit facing the first driving unit, and disposed at an upper surface of the first circuit board; a support member supporting the holder member with respect to the base; and a guide portion protruded from an upper surface of the base, wherein the guide portion supports the second circuit board. In an embodiment, a coil at the second circuit board and a magnet at the holder member may be assembled at a predetermined interval, such that reliability of the product with respect to performance of handshake compensation device can be enhanced.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: December 31, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Tae Bong Park, Hee Se Lee, Jin Suk Han
  • Patent number: 10502923
    Abstract: Embodiments provide a lens driving unit including a base, a housing supported so as to be movable relative to the base, a magnet located on the housing, a pattern coil part including a pattern coil that is located opposite the magnet, the pattern coil part being located on the base, and a sensor part mounted to the pattern coil part for sensing a position or movement of the housing, and the pattern coil part includes a first layer and a second layer stacked on the first layer, the sensor part being mounted underneath the first layer, and the pattern coil being formed on the second layer. Thereby, manufacturing costs may be reduced owing to a reduction in the number of elements, processes, and process management points.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: December 10, 2019
    Assignee: LG Innotek Co., Ltd.
    Inventors: Tae Bong Park, Sung Guk Lee
  • Publication number: 20190208128
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Application
    Filed: March 7, 2019
    Publication date: July 4, 2019
    Inventors: Tae Bong PARK, Jin Suk HAN, Jung Cheol KIM
  • Patent number: 10264182
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Grant
    Filed: April 5, 2018
    Date of Patent: April 16, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim
  • Publication number: 20190107685
    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: Application
    Filed: May 8, 2017
    Publication date: April 11, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol KIM, Jin Suk HAN, Sang Ok PARK, Tae Bong PARK, Seung Taek SHIN
  • Publication number: 20190094565
    Abstract: One embodiment comprises: 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: Application
    Filed: March 16, 2017
    Publication date: March 28, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Tae Bong PARK, Jun Taek LEE, Kyoung Ho YOO, Seung Taek SHIN, Jin Suk HAN
  • Publication number: 20190011723
    Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing so as to move in a first direction; a first coil disposed on the outer circumferential surface of the bobbin; a magnet disposed in the housing; a base disposed below the housing; a coil part having a second coil disposed between the housing and the base so as to face the magnet; a substrate disposed between the housing and the base; and a conducting member for electrically connecting the coil part to the substrate, wherein the conducting member is disposed at a corner of the base.
    Type: Application
    Filed: January 6, 2017
    Publication date: January 10, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Tae Bong PARK, Jin Suk HAN