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公开(公告)号：US20220163755A1
公开(公告)日：2022-05-26
申请号：US17671343
申请日：2022-02-14
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Jun MIN , Tae Jin JUNG , Kyoung Ho YOO , Sung Guk LEE
Abstract: The present embodiment relates to a lens driving device including: a first movable element including a bobbin and a first coil; a second movable element including a housing and a first magnet; a base disposed below the housing; a board including a circuit member having a second coil; an upper elastic member; and a support member, wherein the bobbin includes a first stopper and a second stopper, which overlap the second movable element in an optical axis direction and are spaced apart from each other, the housing includes side parts and corner parts formed between the side parts, a first stopper is disposed on the side of the corner parts, the second stopper is disposed on the side of the side parts, and the distance between the first stopper and the second movable element in the optical axis direction is different from the distance between the second stopper and the second movable element in the optical axis direction.
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公开(公告)号：US20210294072A1
公开(公告)日：2021-09-23
申请号：US17338211
申请日：2021-06-03
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Jun MIN , Hyune O YOO , Sung Guk LEE
IPC: G02B7/28 , G03B3/10 , G03B17/02 , G03B5/00 , H04N5/225 , G02B27/64 , G02B7/08 , G02B7/09 , G02B27/00 , G03B13/36
Abstract: A camera module may comprise: a printed circuit board on which an image sensor is mounted; a holder member disposed above the printed circuit board and having a plurality of magnets installed thereon; a bobbin installed on the inside of the holder member to be capable of moving along an optical axis, and having a coil unit installed on the outer peripheral surface thereof to be capable of electrically interacting with the magnets; a plurality of receptacles formed in the peripheral surface of the bobbin to form spaces that are separated from the coil unit; and a cover member having a plurality of integrally formed inner yokes, which are formed at positions corresponding to the plurality of receptacles and have the surface on one side thereof separated a certain distance from the coil unit and the surface on the other side thereof separated a certain distance from the bobbin.
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公开(公告)号：US20200183124A1
公开(公告)日：2020-06-11
申请号：US16635977
申请日：2018-07-25
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE
IPC: G02B7/09 , G03B13/36 , H02K41/035
Abstract: An embodiment comprises: a base including a body having an opening, and a first post portion, a second post portion, a third post portion, and a fourth post portion which protrude from the body; a bobbin disposed on the body; a coil disposed around the bobbin; a first magnet disposed between the first post portion and the second post portion; a second magnet disposed between the third post portion and the fourth post portion; a lower elastic member coupled to the lower portion of the bobbin and the base; and an upper elastic member coupled to the upper portion of the bobbin and the first to fourth post portions, wherein the lower elastic member is disposed inside the first to fourth post portions of the base, and the lower elastic member is coupled to the base between the first post portion and the fourth post portion adjacent to the first post portion.
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公开(公告)号：US20200081220A1
公开(公告)日：2020-03-12
申请号：US16616791
申请日：2018-05-16
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE
IPC: G02B7/09 , H02K3/46 , H02K41/035 , G03B13/36
Abstract: An embodiment comprises: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a magnet disposed in a side portion of the housing, and including a first side surface facing the coil and a second side surface opposite to the first side surface; and a yoke disposed in the upper portion of the housing and overlapping the magnet in the optical axis direction, wherein: the centerline of the magnet is located on one side with reference to a reference line; a first groove adjoining one end of the first side surface of the magnet is disposed at a first end of the magnet; a second groove adjoining the other end of the first side surface of the magnet is disposed at a second end of the magnet; the reference line passes through the center of the housing and is perpendicular to the outer surface of the side portion of the housing where the magnet is disposed; and the centerline of the magnet is a straight line passing through the center between the first end and the second end of the magnet and perpendicular to the first side surface of the magnet.
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公开(公告)号：US20250119647A1
公开(公告)日：2025-04-10
申请号：US18917570
申请日：2024-10-16
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Bae JANG , Sung Guk LEE , Dae Sik JANG , Jin Kwan JEONG
Abstract: An embodiment of the present invention discloses a camera actuator comprising: a housing; a mover on which an optical member sits and which is disposed inside the housing; a ball part including a first ball and a second ball and disposed between the housing and the mover; and a driving unit that is disposed inside the housing to drive the mover, wherein the mover includes a first protrusion extending toward the housing and including a recess. The recess includes: a side surface on which the ball part sits and on which at least a portion of the recess is spaced apart from the ball part; and a bottom surface in contact with the side surface.
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Patent Agency Ranking
公开(公告)号：US20250004243A1
公开(公告)日：2025-01-02
申请号：US18709673
申请日：2022-11-21
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE
Abstract: An embodiment of the prevent invention discloses a lens driving device comprising: a housing including a first housing member and a second housing member that is coupled to the first housing member and includes a first sub-housing and a second sub-housing; a first lens assembly that is coupled to the first sub-housing and moves in the axial direction, and a second assembly that is coupled to the second sub-housing and moves in the axial direction; and a driving unit that moves the first lens assembly and the second lens assembly.
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公开(公告)号：US20240114120A1
公开(公告)日：2024-04-04
申请号：US18541977
申请日：2023-12-15
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE , Kyoung Ho YOO
CPC classification number: H04N13/243 , G01R33/072 , G03B17/02 , G03B17/56 , H04N23/45 , H04N23/51 , H04N2213/001
Abstract: The present embodiment relates to a camera device comprising a first camera device, a second camera device, and a third camera device disposed between the first camera device and the second camera device, wherein: the first camera device includes a first bobbin, a first coil disposed on the first bobbin, a first magnet facing the first coil, and a second coil disposed under the first magnet; the second camera device includes a second bobbin, a third coil disposed on the second bobbin, and a second magnet facing the third coil; the third camera device includes a third bobbin, a fourth coil disposed on the third bobbin, a third magnet facing the fourth coil, a fourth magnet disposed on the third bobbin, and a Hall sensor for sensing the fourth magnet; and the Hall sensor of the third camera device is disposed between the fourth magnet of the third camera device and the second camera device.
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公开(公告)号：US20230217114A1
公开(公告)日：2023-07-06
申请号：US17996627
申请日：2021-04-19
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE
CPC classification number: H04N23/69 , H04N23/54 , H04N23/687
Abstract: Disclosed in an embodiment of the present invention is a camera actuator including a housing, a mover disposed in the housing and including an optical member, a tilting guide unit disposed between the housing and the mover, a driving unit which is disposed in the housing and drives the mover, and an elastic member disposed between the tilting guide unit and the housing, wherein the driving unit includes a first magnet disposed on a first side surface of the mover and a dummy member disposed on a second side surface of the mover facing the first side surface.
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公开(公告)号：US20230171475A1
公开(公告)日：2023-06-01
申请号：US17756704
申请日：2020-11-23
Applicant: LG INNOTEK CO., LTD.
Inventor： Young Bae JANG , Chan Joong KIM , Jeung Ook PARK , Sung Guk LEE
CPC classification number: H04N23/51 , H04N23/686 , H04N23/54
Abstract: An embodiment of the present invention discloses a camera actuator comprising: a housing; a mover disposed in the housing and including protrusions on one surface which protrude toward the housing; and a driving unit disposed in the housing and rotating the mover on the basis of a first direction or a second direction perpendicular to the first direction, wherein the protrusions comprise: a first protrusion disposed on the one surface; a second protrusion spaced apart from the first protrusion; and a third protrusion separated from the first protrusion by a distance greater than from the second protrusion, and wherein the housing comprises: a groove in which the first protrusion is seated on an inner surface corresponding to the one surface; a first hole through which the second protrusion passes; and a second hole through which the third protrusion passes, wherein a side surface of the second protrusion is spaced apart from the first hole, and the housing includes a protruding part disposed on a side of the second hole and extending toward the third protrusion.
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公开(公告)号：US20230168565A1
公开(公告)日：2023-06-01
申请号：US17923870
申请日：2021-05-04
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE , Jae Wook KWON , Jun Seok OH
CPC classification number: G03B13/36 , G03B17/17 , G03B5/00 , G03B2205/0015
Abstract: An embodiment of the present invention provides a camera actuator comprising: a mover including an optical member for changing a path of incident light; a driving unit for moving the mover in a second direction or a first direction perpendicular to an optical axis direction; an output unit for outputting a control signal for moving the mover; a first position sensor for sensing position information in the second direction of the mover; an image sensor for receiving light having passed through the optical member to generate image information; and a calculation unit for calculating a rotational correction amount of the image information with reference to the optical axis direction with respect to the image information by using the position information in the second direction of the mover.
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