Patents by Inventor Byung Wook SON
Byung Wook SON 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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Publication number: 20240103250Abstract: A lens moving apparatus can include a cover member comprising an upper plate and a lateral plate extending from the upper plate, a bobbin disposed in the cover member, a coil disposed on the bobbin, a driving magnet disposed between the coil and the lateral plate of the cover member, and a sensing magnet disposed on the bobbin. Also, the lens moving apparatus can further include a circuit board disposed on the lateral plate of the cover member, and a position sensor disposed on the circuit board and configured to sense the sensing magnet, in which a part of the coil is disposed between the sensing magnet and the circuit board.Type: ApplicationFiled: December 5, 2023Publication date: March 28, 2024Applicant: LG INNOTEK CO., LTD.Inventors: Seong Min LEE, Sang Ok PARK, Hyune O YOO, Byung Wook SON, Jun Taek LEE
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Patent number: 11936971Abstract: Embodiments provide a lens moving apparatus including a first magnet, a housing, a bobbin, around which a coil is wound and which moves in a first direction in the housing, an upper elastic member disposed on upper surfaces of the bobbin and the housing, a lower elastic member disposed under lower surfaces of the bobbin and the housing, and a damping member disposed between the upper or lower elastic member and the bobbin.Type: GrantFiled: May 21, 2021Date of Patent: March 19, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Sang Ok Park, Seong Min Lee, Jun Taek Lee, Byung Wook Son
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Patent number: 11921346Abstract: 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: GrantFiled: March 14, 2022Date of Patent: March 5, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Jun Taek Lee, Sang Ok Park, Byung Wook Son, Seong Min Lee
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Patent number: 11921347Abstract: An embodiment comprises: a housing comprising side parts, a first corner part, a second corner part, a third corner part, and a fourth corner part, in which each of the first corner part, the second corner part, the third corner part and the fourth corner is disposed between two adjacent side parts; a bobbin disposed in the housing; a first coil disposed on an outer surface of the bobbin; first magnets disposed on the side parts of the housing; a first circuit board disposed on the first corner part and comprising a first pad, a second pad, a third pad, a fourth pad, a fifth pad and a sixth pad; a first location sensor disposed on the first circuit board and electrically connected to the first pad, the second pad, the third pad, the fourth pad, the fifth pad and the sixth pad; first, second, third and fourth upper springs disposed apart from each other on the housing; and first and second lower springs coupled to a lower portion of the housing, electrically connected with the first coil, and coupled to the fiType: GrantFiled: June 29, 2022Date of Patent: March 5, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Sang Ok Park, Sang Jun Min, Byung Wook Son
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Publication number: 20240048038Abstract: 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: ApplicationFiled: October 17, 2023Publication date: February 8, 2024Inventors: Sang Ok Park, Kyoung Ho Yoo, Sung Guk Lee, Seong Min Lee, Jun Taek Lee, Byung Wook Son
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Publication number: 20240019662Abstract: 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: ApplicationFiled: August 3, 2023Publication date: January 18, 2024Inventors: Jung Cheol KIM, Jin Suk HAN, Sang Ok PARK, Sang Jun MIN, Byung Wook SON, Kyoung Ho YOO, Tae Jin JUNG
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Patent number: 11874523Abstract: 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: GrantFiled: March 3, 2022Date of Patent: January 16, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Seong Min Lee, Sang Ok Park, Hyune O Yoo, Byung Wook Son, Jun Taek Lee
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Patent number: 11867972Abstract: A lens moving apparatus including a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a magnet disposed on the housing to correspond to the coil; an upper elastic member coupled to an upper portion of the bobbin and an upper portion of the housing; and a damper coupled to the first elastic member and the housing.Type: GrantFiled: January 9, 2023Date of Patent: January 9, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Jun Taek Lee, Byung Wook Son, Sang Ok Park, Seong Min Lee
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Patent number: 11835787Abstract: One embodiment comprises: a housing; a bobbin, which is arranged inside the housing and is for mounting a lens; first coils arranged around the outer peripheral surface of the bobbin; a first magnet arranged in the housing; a second magnet arranged at the bobbin and spaced from the first coils; and a first position sensor arranged in the housing and sensing the intensity of a magnetic field of the second magnet, wherein the length of the second magnet in the direction of an optical axis is shorter than the length of thereof in the direction perpendicular to the direction of the optical axis.Type: GrantFiled: November 9, 2020Date of Patent: December 5, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Byung Wook Son, Sang Ok Park
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Patent number: 11824418Abstract: 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: GrantFiled: April 9, 2021Date of Patent: November 21, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Sang Ok Park, Kyoung Ho Yoo, Sung Guk Lee, Seong Min Lee, Jun Taek Lee, Byung Wook Son
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Publication number: 20230350155Abstract: A lens driving device is provided, including: a cover member; a bobbin installed with at least one lens and having a coil unit arranged on an outer circumferential surface of the bobbin; a magnet arranged at a positon corresponding to that of the coil unit; first and second elastic members, where one end of each of the first and second elastic members may be respectively coupled to an upper surface and a lower surface of the bobbin and supporting movement of the bobbin in an optical axis direction; a detection unit configured to detect movement of the bobbin in a direction parallel to the optical axis direction; a damping member arranged at a connecting portion between the bobbin and the first elastic member; and a support unit provided at at least one of the bobbin and the first elastic member and maintaining an arranged position of the damping member.Type: ApplicationFiled: July 5, 2023Publication date: November 2, 2023Inventors: Sang Ok PARK, Seong Min LEE, Jun Taek LEE, Byung Wook SON, Sang Jun MIN, Kyoung Ho YOO
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Publication number: 20230296858Abstract: 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 equType: ApplicationFiled: May 23, 2023Publication date: September 21, 2023Inventors: Sang Ok Park, Byung Wook Son, Seong Min Lee, Jun Taek Lee
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Publication number: 20230288777Abstract: The present embodiment relates to a lens driving device comprising: a fixed portion; a moving portion; a bobbin; a magnet disposed on any one of the bobbin and fixed portion; a coil disposed on the other one of the bobbin and fixed portion; a support member having one end coupled to the bobbin and the other end coupled to the moving portion; and a shape memory alloy member coupled to the fixed portion and moving portion, wherein the shape memory alloy member moves the moving portion in an optical axis direction, and the coil and magnet move the bobbin about the moving portion in a direction perpendicular to the optical axis direction.Type: ApplicationFiled: June 1, 2021Publication date: September 14, 2023Inventors: Byung Wook SON, Kyoung Ho YOO
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Patent number: 11754802Abstract: 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: GrantFiled: October 25, 2021Date of Patent: September 12, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Jung Cheol Kim, Jin Suk Han, Sang Ok Park, Sang Jun Min, Byung Wook Son, Kyoung Ho Yoo, Tae Jin Jung
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Publication number: 20230273396Abstract: A lens driving device is provided, the lens driving device including: a housing; a bobbin disposed at an inner side of the housing; a first driving part disposed on the bobbin; a second driving part disposed on the housing and facing the first driving part; a first mounting part disposed on the bobbin; a second mounting part disposed on the bobbin and disposed at an opposite side of the first mounting part based on a center of the bobbin; a first magnet disposed on the first mounting part; a sensor part sensing a position of the first magnet; and a second magnet disposed on the second mounting part.Type: ApplicationFiled: May 8, 2023Publication date: August 31, 2023Inventors: Jun Taek LEE, Sang Ok PARK, Byung Wook SON, Seong Min LEE
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Patent number: 11740427Abstract: A lens driving device is provided, including: a cover member; a bobbin installed with at least one lens and having a coil unit arranged on an outer circumferential surface of the bobbin; a magnet arranged at a positon corresponding to that of the coil unit; first and second elastic members, where one end of each of the first and second elastic members may be respectively coupled to an upper surface and a lower surface of the bobbin and supporting movement of the bobbin in an optical axis direction; a detection unit configured to detect movement of the bobbin in a direction parallel to the optical axis direction; a damping member arranged at a connecting portion between the bobbin and the first elastic member; and a support unit provided at at least one of the bobbin and the first elastic member and maintaining an arranged position of the damping member.Type: GrantFiled: June 8, 2020Date of Patent: August 29, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Sang Ok Park, Seong Min Lee, Jun Taek Lee, Byung Wook Son, Sang Jun Min, Kyoung Ho Yoo
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Patent number: 11714255Abstract: A lens driving device is provided, the lens driving device including: a housing; a bobbin disposed at an inner side of the housing; a first driving part disposed on the bobbin; a second driving part disposed on the housing and facing the first driving part; a first mounting part disposed on the bobbin; a second mounting part disposed on the bobbin and disposed at an opposite side of the first mounting part based on a center of the bobbin; a first magnet disposed on the first mounting part; a sensor part sensing a position of the first magnet; and a second magnet disposed on the second mounting part.Type: GrantFiled: November 21, 2019Date of Patent: August 1, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Jun Taek Lee, Sang Ok Park, Byung Wook Son, Seong Min Lee
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Publication number: 20230228963Abstract: A lens driving apparatus includes a cover member; a housing disposed inside the cover member; a bobbin disposed inside the housing so as to move in a first direction; a first coil disposed on an outer circumferential surface of the bobbin; a first magnet coupled to the housing; an upper elastic member disposed on the upper side of the bobbin and coupled to the bobbin and the housing; a base disposed on a the lower side of 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 connected to the upper elastic member and the substrate.Type: ApplicationFiled: March 13, 2023Publication date: July 20, 2023Applicant: LG INNOTEK CO., LTD.Inventors: Sang Ok PARK, Byung Wook SON, Sang Jun MIN, Jun Taek LEE
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Patent number: 11698509Abstract: 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 equType: GrantFiled: May 2, 2022Date of Patent: July 11, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Sang Ok Park, Byung Wook Son, Seong Min Lee, Jun Taek Lee
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Patent number: 11681116Abstract: A lens driving device is provided, the lens driving device including: a housing; a bobbin disposed at an inner side of the housing; a first driving part disposed on the bobbin; a second driving part disposed on the housing and facing the first driving part; a first mounting part disposed on the bobbin; a second mounting part disposed on the bobbin and disposed at an opposite side of the first mounting part based on a center of the bobbin; a first magnet disposed on the first mounting part; a sensor part sensing a position of the first magnet; and a second magnet disposed on the second mounting part.Type: GrantFiled: November 21, 2019Date of Patent: June 20, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Jun Taek Lee, Sang Ok Park, Byung Wook Son, Seong Min Lee