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).
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Patent number: 12140817Abstract: An embodiment comprises: a housing comprising a first corner part and a second corner part opposite to the first corner part; a bobbin disposed in the housing; a magnet comprising a first magnet disposed in the first corner part of the housing and a second magnet disposed in the second corner part of the housing; a coil disposed on the bobbin and opposite to the magnet; a circuit board disposed on one surface of the housing and including a position sensor; and a sensing magnet disposed in the bobbin and opposite to the position sensor, wherein a protrusion part is formed to protrude from one surface of the bobbin, opposite to one surface of the housing, toward the one surface of the housing, and the sensing magnet is at least partially placed within the protrusion part of the bobbin.Type: GrantFiled: October 30, 2019Date of Patent: November 12, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Seung Hak Lee, Tae Bong Park, Kyung Hwan Kim, Kap Jin Lee
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Publication number: 20240369804Abstract: 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: ApplicationFiled: July 17, 2024Publication date: November 7, 2024Inventors: Tae Bong Park, Sung Guk Lee
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Patent number: 12111564Abstract: A lens moving apparatus includes a substrate; a housing having a first side part and second side part facing each other and a third side part and fourth side part facing each other; a bobbin arranged inside the housing; a first coil arranged on the bobbin; and a magnet arranged in the housing. The substrate includes a second coil facing the magnet. The magnet includes a first magnet arranged on the first side part of the housing, a second magnet arranged on the second side part of the housing, and a third magnet arranged on the third side part of the housing. The second coil includes a first coil unit facing the first magnet, a second coil unit facing the second magnet, and a third coil unit facing the third magnet. The first to third coil units each includes a line having a plurality of turns.Type: GrantFiled: July 12, 2022Date of Patent: October 8, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Tae Bong Park, Seung Hak Lee
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Patent number: 12114074Abstract: 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: GrantFiled: March 22, 2023Date of Patent: October 8, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim
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Patent number: 12099210Abstract: The present embodiment relates to a lens driving device including: 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: GrantFiled: October 28, 2022Date of Patent: September 24, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Tae Bong Park, Jin Suk Han
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Patent number: 12092949Abstract: 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: GrantFiled: April 11, 2023Date of Patent: September 17, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Seung Taek Shin, Jin Suk Han, Tae Bong Park
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Patent number: 12078866Abstract: The present embodiments relates to a lens driving device including: 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 includes 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: GrantFiled: May 5, 2023Date of Patent: September 3, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Jung Cheol Kim, Jin Suk Han, Sang Ok Park, Tae Bong Park, Seung Taek Shin
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Patent number: 12066689Abstract: 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: GrantFiled: April 18, 2023Date of Patent: August 20, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Tae Bong Park, Sung Guk Lee
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Patent number: 11985404Abstract: 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: GrantFiled: January 12, 2022Date of Patent: May 14, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Tae Bong Park, Sang Ok Park
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Patent number: 11880126Abstract: 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 that 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 byType: GrantFiled: September 14, 2022Date of Patent: January 23, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Tae Bong Park, Jun Taek Lee
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Publication number: 20230393369Abstract: A lens moving apparatus including a housing; a bobbin disposed in the housing; a magnet disposed on the housing; a first coil disposed on the bobbin; an upper elastic member coupled to an upper portion of the bobbin and to an upper portion of the housing; a base disposed under the housing; a terminal disposed on the base; a circuit member disposed on the base and comprising a pad portion; and a support connecting the upper elastic member and the terminal.Type: ApplicationFiled: August 23, 2023Publication date: December 7, 2023Applicant: LG INNOTEK CO., LTD.Inventor: Tae Bong PARK
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Patent number: 11803029Abstract: 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: GrantFiled: February 28, 2023Date of Patent: October 31, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Seung Taek Shin, Jin Suk Han, Tae Bong Park
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Publication number: 20230336856Abstract: One embodiment comprises: a fixed unit comprising first to fourth magnets; and a movable unit disposed so as to be spaced apart from the fixed unit. The movable unit comprises: a coil comprising first to fourth coil units facing the first to fourth magnets; a position sensor comprising a first sensor for outputting a first output by detecting a magnetic field of the first magnet, a second sensor for outputting a second output by detecting a magnetic field of the second magnet, and a third sensor for outputting a third output by detecting a magnetic field of the third magnet; a first control unit for receiving the first and second outputs and driving the first and third coil units; and a second control unit for receiving the second output and driving the second and fourth coil units, wherein the movable unit moves in a direction perpendicular to an optical axis or rotates about the optical axis, by means of an interaction between the first to fourth magnets and the first to fourth coil units.Type: ApplicationFiled: August 5, 2021Publication date: October 19, 2023Inventors: Tae Bong PARK, Jung seok OH, Jung Cheol KIM
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Publication number: 20230324707Abstract: A lens moving apparatus includes 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. A portion of the support member is disposed in the recess of the housing. The housing includes 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: ApplicationFiled: June 14, 2023Publication date: October 12, 2023Applicant: LG INNOTEK CO., LTD.Inventors: Tae Bong PARK, Jun Taek LEE, Kyoung Ho YOO, Seung Taek SHIN, Jin Suk HAN
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Patent number: 11774703Abstract: An embodiment comprises: a housing; a bobbin disposed in the housing; a first coil disposed on the bobbin; a magnet disposed at the housing; an elastic part coupled to the bobbin and the housing; a circuit board disposed under the housing and comprising a pad part; a base disposed under the circuit board; a terminal disposed on the base; and a support part, one end of which is coupled to the elastic part and the other end of which is coupled to the terminal, wherein the pad part comprises: a first pad disposed beneath the circuit board; a second pad on the circuit board; and a third pad connecting the first pad and the second pad.Type: GrantFiled: August 20, 2018Date of Patent: October 3, 2023Assignee: LG INNOTEK CO., LTD.Inventor: Tae Bong Park
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Publication number: 20230273397Abstract: The present embodiments relates to a lens driving device including: 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 includes 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: ApplicationFiled: May 5, 2023Publication date: August 31, 2023Applicant: LG INNOTEK CO., LTD.Inventors: Jung Cheol KIM, Jin Suk HAN, Sang Ok PARK, Tae Bong PARK, Seung Taek SHIN
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Publication number: 20230251454Abstract: 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: ApplicationFiled: April 18, 2023Publication date: August 10, 2023Inventors: Tae Bong Park, Sung Guk Lee
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Publication number: 20230244122Abstract: 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: ApplicationFiled: April 11, 2023Publication date: August 3, 2023Inventors: Seung Taek Shin, Jin Suk Han, Tae Bong Park
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Patent number: 11709374Abstract: 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: GrantFiled: January 24, 2022Date of Patent: July 25, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Tae Bong Park, Jun Taek Lee, Kyoung Ho Yoo, Seung Taek Shin, Jin Suk Han
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Publication number: 20230224590Abstract: 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: ApplicationFiled: March 22, 2023Publication date: July 13, 2023Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim