Patents by Inventor Jin Suk Han

Jin Suk Han 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: 20210055628
    Abstract: One embodiment of a lens driving device comprises: a housing supporting a first magnet; a bobbin provided on the inside of the first magnet, provided with a first coil on an outer peripheral surface thereof, and moving within the housing; a base disposed at the bottom of the bobbin; an upper elastic member provided at the top of the bobbin; and a supporting member disposed on a side surface of the housing, and having the bottom thereof coupled to the base, wherein a portion of the top of the supporting member may be coupled to the upper elastic member.
    Type: Application
    Filed: November 9, 2020
    Publication date: February 25, 2021
    Inventors: Seung Taek SHIN, Jin Suk HAN, Tae Bong PARK
  • Publication number: 20210026099
    Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.
    Type: Application
    Filed: September 24, 2020
    Publication date: January 28, 2021
    Inventors: Jung Cheol KIM, Jin Suk HAN
  • Publication number: 20210026100
    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: Application
    Filed: October 15, 2020
    Publication date: January 28, 2021
    Inventors: Seung Taek SHIN, Jin Suk HAN, Tae Bong PARK
  • Patent number: 10859890
    Abstract: One embodiment of a lens driving device comprises: a housing supporting a first magnet; a bobbin provided on the inside of the first magnet, provided with a first coil on an outer peripheral surface thereof, and moving within the housing; a base disposed at the bottom of the bobbin; an upper elastic member provided at the top of the bobbin; and a supporting member disposed on a side surface of the housing, and having the bottom thereof coupled to the base, wherein a portion of the top of the supporting member may be coupled to the upper elastic member.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: December 8, 2020
    Assignee: LG Innotek Co., Ltd.
    Inventors: Seung Taek Shin, Jin Suk Han, Tae Bong Park
  • 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
  • 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
  • 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
  • Patent number: 10816754
    Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.
    Type: Grant
    Filed: February 19, 2019
    Date of Patent: October 27, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Jin Suk Han
  • Publication number: 20200319476
    Abstract: A lens moving device is provided. The lens moving device includes: a bobbin; a first driving unit coupled to the bobbin; a second driving unit configured to move the first driving unit through an electromagnetic interaction with the first driving unit; a sensing magnet disposed on one side of the bobbin; a location detection sensor configured to sense a location of the sensing magnet; and a correction magnet disposed on an opposite side of the bobbin. According to the present disclosure, static tilt and dynamic tilt of the bobbin, to which a lens module is to be coupled, may be enhanced by a sensing magnet and a correction magnet which establish magnetic force equilibrium with each other.
    Type: Application
    Filed: June 18, 2020
    Publication date: October 8, 2020
    Inventors: Jin Suk HAN, In Jae YEO, Jae Hong CHO
  • 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: 10768439
    Abstract: A lens moving device is provided. The lens moving device includes: a bobbin; a first driving unit coupled to the bobbin; a second driving unit configured to move the first driving unit through an electromagnetic interaction with the first driving unit; a sensing magnet disposed on one side of the bobbin; a location detection sensor configured to sense a location of the sensing magnet; and a correction magnet disposed on an opposite side of the bobbin. According to the present disclosure, static tilt and dynamic tilt of the bobbin, to which a lens module is to be coupled, may be enhanced by a sensing magnet and a correction magnet which establish magnetic force equilibrium with each other.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: September 8, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jin Suk Han, In Jae Yeo, Jae Hong Cho
  • 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: 20200218032
    Abstract: A lens moving apparatus, including a bobbin; a first coil mounted at an outer circumference of the bobbin; a first magnet moving the bobbin in a first direction parallel to an optical axis by interaction with the first coil; a housing supporting the first magnet; an upper elastic member disposed at a top surface of the bobbin and at a top surface of the housing; a lower elastic member disposed at a bottom surface of the bobbin and at a bottom surface of the housing; and first and second winding protrusions disposed with being opposite to each other, the first coil being wound on the first and second winding protrusions.
    Type: Application
    Filed: March 20, 2020
    Publication date: July 9, 2020
    Applicant: LG Innotek Co., Ltd.
    Inventors: Jae Hong CHO, Seung Taek SHIN, In Jae YEO, Jin Suk HAN
  • 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: 20200154012
    Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing; a magnet disposed in the housing; a first coil which is disposed in the bobbin, and is opposite to the magnet; a base disposed on the lower side of the housing; a substrate portion comprising a body portion, which is disposed on the upper surface of the base, and a terminal portion extending toward the lower side of the body portion; a terminal portion accommodating portion which is formed on a side surface of the base and accommodates at least a part of the terminal portion; and an adhesive accommodating groove which is formed in the terminal portion accommodating portion and accommodates at least a part of an adhesive contacting the terminal portion and the terminal portion accommodating portion.
    Type: Application
    Filed: January 15, 2020
    Publication date: May 14, 2020
    Inventors: Jung Cheol KIM, Jin Suk HAN, Sang Ok PARK, Sang Jun MIN, Byung Wook SON, Kyoung Ho YOO, Tae Jin JUNG
  • Patent number: 10620396
    Abstract: A lens moving apparatus, including a bobbin; a first coil mounted at an outer circumference of the bobbin; a first magnet moving the bobbin in a first direction parallel to an optical axis by interaction with the first coil; a housing supporting the first magnet; an upper elastic member disposed at a top surface of the bobbin and at a top surface of the housing; a lower elastic member disposed at a bottom surface of the bobbin and at a bottom surface of the housing; and first and second winding protrusions disposed with being opposite to each other, the first coil being wound on the first and second winding protrusions.
    Type: Grant
    Filed: September 16, 2019
    Date of Patent: April 14, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jae Hong Cho, Seung Taek Shin, In Jae Yeo, Jin Suk Han
  • 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