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    TRANSFORMER AND FLAT PANEL DISPLAY DEVICE INCLUDING SAME
    4.
    发明申请
    TRANSFORMER AND FLAT PANEL DISPLAY DEVICE INCLUDING SAME 有权

    公开(公告)号：US20230076761A1

    公开(公告)日：2023-03-09

    申请号：US17759898

    申请日：2021-01-29

    Applicant: LG INNOTEK CO., LTD.

    Inventor： Yu Seon Kim ,  Seok Bae ,  In Seong Sohn

    IPC: H01F27/30 ,  H01F27/22 ,  H01F27/28 ,  H01F27/26

    Abstract: A transformer according to one embodiment comprises: a core portion having an upper core and a lower core; and a coil portion disposed in the core portion, wherein: the coil portion includes a first coil wound in a first direction, a second coil wound in a second direction opposite to the first direction, and a third coil including a flat panel shape; the lower core includes a body portion, a first leg portion and a second leg portion protruding from the body portion, and a spacing portion formed between the first leg portion and the second leg portion; the first leg portion includes two first outer legs and a first intermediate leg disposed between the two first outer legs; the second leg portion includes two second outer legs and a second intermediate leg disposed between the two second outer legs; the first coil can be disposed to surround the first intermediate leg; and the second coil can be disposed to surround the second intermediate leg.

    Magnetic core, inductor and EMI filter comprising same
    6.
    发明授权
    Magnetic core, inductor and EMI filter comprising same 有权

    公开(公告)号：US11373792B2

    公开(公告)日：2022-06-28

    申请号：US16482969

    申请日：2018-02-13

    Applicant: LG INNOTEK CO., LTD.

    Inventor： Mi Jin Lee ,  Yu Seon Kim ,  Seok Bae ,  Ji Yeon Song ,  Sang Won Lee ,  Jong Wook Lim

    IPC: H01F17/06 ,  H03H7/01 ,  H01F1/147 ,  H01F1/34

    Abstract: An inductor according to one embodiment of the present invention comprised: a magnetic core; and a coil wound around the magnetic core, wherein the magnetic core includes a plurality of stacked sub-magnetic cores, each sub-magnetic core includes a first magnetic body and a second magnetic body, the first magnetic body and the second magnetic core are different materials, the second magnetic body is arranged on a surface of the first magnetic body, each sub-magnetic core has a toroidal shape, and a permeability of the first magnetic body differs from a permeability of the second magnetic body.

    RF module
    8.
    发明授权
    RF module 有权

    公开(公告)号：US10003376B2

    公开(公告)日：2018-06-19

    申请号：US15534184

    申请日：2015-11-03

    Applicant: LG INNOTEK CO., LTD.

    Inventor： Yu Seon Kim ,  Jung Kwon Park ,  Kyong Ho Choi

    IPC: H04B1/48 ,  H04B1/04 ,  H04B1/18

    CPC classification number: H04B1/48 ,  H04B1/0458 ,  H04B1/18 ,  H04B2001/485

    Abstract: An RF module comprises: a first front end module (FEM) which allows a signal of a first bandwidth to pass and blocks a signal of a second bandwidth according to a first time constant which is determined by a plurality of devices provided in the inside thereof and a second FEM which blocks the signal of the first bandwidth and allows the signal of the second bandwidth to pass according to a second time constant which is determined by the plurality of devices provided in the inside thereof.

    Magnetic element and flat panel display device comprising same
    9.
    发明授权
    Magnetic element and flat panel display device comprising same 有权

    公开(公告)号：US12249451B2

    公开(公告)日：2025-03-11

    申请号：US17616240

    申请日：2020-05-22

    Applicant: LG INNOTEK CO., LTD.

    Inventor： Taek Hoon Nam ,  Yu Seon Kim ,  Seok Bae

    IPC: H01F27/06 ,  H01F27/26 ,  H01F27/28

    Abstract: An inductor according to one embodiment of the present invention comprises: a core part; a coil part having one or more coils which are wound around the midfoot of the core part and which have two ends; and a base which is arranged beneath the coil part and which supports at least a part of the outer circumferential surface of each of the one or more coils, wherein the base can comprise: a frame having a hollow hole, which is formed at the center thereof so as to include a longer shaft and a shorter shaft; and a support part having a plurality of support members protruding toward the outer circumferential surface, so as to encompass at least a part of the outer circumferential surface.

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