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公开(公告)号：US20230041811A1
公开(公告)日：2023-02-09
申请号：US17895371
申请日：2022-08-25
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE
Abstract: A lens drive device having a housing, a bobbin disposed within the housing, a coil disposed in the bobbin, a magnet disposed in the housing and facing the coil, a base disposed below the housing, and an elastic member coupled to the bobbin and the housing is provided. The base includes a groove formed in the upper surface thereof. At least a part of the elastic member is disposed in the groove of the base or above the groove. The groove of the base is disposed with a damping material.
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公开(公告)号：US20230024071A1
公开(公告)日：2023-01-26
申请号：US17961151
申请日：2022-10-06
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Ok PARK , Sung Guk LEE , Sang Jun MIN
Abstract: A lens moving apparatus includes a housing; a bobbin arranged inside the housing; a first coil arranged on the bobbin; first magnets arranged on first to fourth corner portions of the housing, respectively; a first circuit board which is arranged on a first side portion of the housing, and which comprises a first terminal, a second terminal, a third terminal, and a fourth terminal; a first position sensor arranged on the first circuit board and electrically connected to the first to fourth terminals; a first upper elastic unit arranged on the first corner portion of the housing; a second upper elastic unit arranged on the second corner portion of the housing; a third upper elastic unit arranged on the third corner portion of the housing; and a fourth upper elastic unit arranged on the fourth corner portion of the housing.
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公开(公告)号：US20220413255A1
公开(公告)日：2022-12-29
申请号：US17901614
申请日：2022-09-01
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE , Sang Jun MIN , Tae Jin JUNG
Abstract: A lens moving apparatus includes a base comprising a body and a post extending upward from an upper surface of the body; a bobbin disposed on the body; a magnet disposed on the bobbin; and a coil disposed to correspond to the magnet and configured to move the bobbin in a direction parallel to an optical axis by an interaction with the magnet; and a rolling member disposed between the bobbin and the post of the base. The post includes a groove having an opening spaced from opposite ends of the groove, and the rolling member is disposed in the groove of the post, and the opening is configured to expose a portion of the rolling member. The bobbin includes a support extending into the opening so as to be in contact with the rolling member.
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公开(公告)号：US20220326510A1
公开(公告)日：2022-10-13
申请号：US17754417
申请日：2020-10-08
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE
Abstract: A prism drive device of the present invention comprises: a housing; a mover disposed in the housing; a prism disposed in the mover; a first magnet disposed in the mover; a coil disposed in the housing; a guide part disposed between the housing and the mover and configured to guide the tilting of the mover; and a second magnet disposed in the housing and facing the first magnet, wherein the first magnet and the second magnet face each other with the same pole.
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公开(公告)号：US20210063762A1
公开(公告)日：2021-03-04
申请号：US16961051
申请日：2018-12-26
Applicant: LG INNOTEK CO., LTD.
Inventor： Hyun Soo KIM , Sung Guk LEE , Jung Seok OH , Seung Hak LEE
Abstract: An embodiment comprises: a housing including a first corner portion, a second corner portion, a third corner portion, and a fourth corner portion; a bobbin disposed within the housing; a coil disposed on the bobbin; a magnet disposed in the housing while being arranged opposite to the coil; a circuit board disposed on one side of the housing and including a position sensor; and a sensing magnet disposed on the bobbin while being arranged opposite to the position sensor, wherein: the magnet comprises a first magnet disposed in the first corner portion of the housing, and a second magnet disposed in the second corner portion opposite to the first corner portion of the housing; the position sensor is disposed closer to the third corner portion than to the first corner portion; and no magnet is disposed in the third corner portion of the housing.
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Patent Agency Ranking
公开(公告)号：US20240302625A1
公开(公告)日：2024-09-12
申请号：US18575004
申请日：2022-06-28
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE , Hyun Joong LEE
IPC: G02B7/182 , G02B27/64 , G03B5/00 , H02K11/215 , H02K41/035
CPC classification number: G02B7/1828 , G02B27/646 , G03B5/00 , H02K11/215 , H02K41/0354 , G03B2205/0023 , G03B2205/0069
Abstract: The present embodiment relates to an actuator device, comprising: a housing; a holder arranged in the housing; a reflection member arranged in the holder; a moving plate arranged between the housing and the holder; a mover rigid coupled to the holder with a first part of the housing placed therebetween; a first magnet arranged in the mover grid; a second magnet arranged in the first part of the housing so that repulsive force is generated between the first magnet and the second magnet; and a buffer member arranged in the first part of the housing, wherein the distance between the mover rigid and the buffer member is shorter than the distance between the first magnet and the second magnet in a first direction in which the first magnet is oriented toward the second magnet.
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公开(公告)号：US20240126042A1
公开(公告)日：2024-04-18
申请号：US18276382
申请日：2022-02-18
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE
CPC classification number: G02B7/08 , G02B7/198 , G02B7/28 , G03B3/12 , G03B5/08 , H01F7/02 , H01F7/08 , H04N23/55 , G03B2205/0069
Abstract: The present embodiment relates to an actuator device comprising: a housing; a holder disposed inside the housing; a reflective member disposed on the holder; a moving plate disposed between the housing and the holder; a rigid mover coupled to the holder; a first magnet disposed on the rigid mover; a second magnet disposed in the housing and generating a repulsive force with the first magnet; and a driving unit for tilting the holder, wherein with respect to a first optical axis, the central axis of the first magnet is disposed to be eccentric with the central axis of the moving plate.
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公开(公告)号：US20230393448A1
公开(公告)日：2023-12-07
申请号：US18033041
申请日：2021-10-20
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE , Seung Hyeon JEONG , Jeung Ook PARK
Abstract: A camera actuator according to an embodiment includes a base; a rail guide part coupled to the base; a first lens assembly coupled to the base and fixed; and second and third lens assemblies disposed in the base and moving along the rail guide part, wherein the base includes a coupling protrusion and a base recess adjacent to the coupling protrusion; and at least one of the rail guide part and the first lens assembly includes a coupling hole corresponding to the coupling protrusion of the base.
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公开(公告)号：US20230367100A1
公开(公告)日：2023-11-16
申请号：US18359591
申请日：2023-07-26
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE
Abstract: The first embodiment of the present invention relates to a lens driving device comprising: a cover including an upper plate and a lateral plate extending from the upper plate; a bobbin arranged to move in a first direction within the cover; a coil arranged at the bobbin; a magnet which is arranged at the cover and faces the coil; and a base which is arranged below the bobbin and coupled to the cover, wherein the bobbin includes: a first surface facing the upper plate of the cover; a second surface which faces upwards and is arranged lower than the first surface; a first protrusion which is arranged at the first surface of the bobbin and overlapped with the upper plate of the cover in a first direction; and a groove concavely formed downwards on the second surface of the bobbin.
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公开(公告)号：US20230296962A1
公开(公告)日：2023-09-21
申请号：US18017304
申请日：2021-07-21
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE
CPC classification number: G03B5/00 , H04N23/55 , G03B2205/0061 , G03B2205/0023 , G03B2205/003
Abstract: Disclosed, in one embodiment of the present invention, is a camera actuator comprising: a housing; a mover disposed in the housing and comprising an optical member and a holder having the optical member disposed therein; a tilting guide unit for guiding the tilting of the mover, and a drive unit disposed in the housing so as to drive the mover, wherein the holder comprises a receiving groove in which the optical member is disposed, and a groove is formed in the bottom surface of the receiving groove.
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