公开(公告)号：US12046412B2

公开(公告)日：2024-07-23

申请号：US17253191

申请日：2019-06-14

Applicant: LG INNOTEK CO., LTD.

Inventor： Soo Kwang Yoon ,  Yu Seon Kim ,  Seok Bae ,  Jung Ki Lee

IPC: H01F27/32 ,  H01F5/02 ,  H01F27/28 ,  H01F27/29

CPC classification number: H01F27/325 ,  H01F5/02 ,  H01F27/2866 ,  H01F27/29

Abstract: The present invention pertains to a transformer, and more specifically, to a transformer which includes a primary coil unit comprising wound conductive lines, and a secondary coil unit in which conductive plates are stacked. The transformer according to an embodiment of the present invention may include: a bobbin; a core unit which is coupled to the bobbin along the outer side of the bobbin; and a plurality of conductive plates which are inserted into the bobbin and stacked in the thickness direction.

公开(公告)号：US20240212902A1

公开(公告)日：2024-06-27

申请号：US18601098

申请日：2024-03-11

Applicant: LG INNOTEK CO., LTD

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

IPC: H01F1/34 ,  H01F3/04 ,  H01F3/08 ,  H01F17/00 ,  H01F17/06 ,  H01F27/245 ,  H01F41/02

CPC classification number: H01F1/34 ,  H01F3/04 ,  H01F3/08 ,  H01F17/0013 ,  H01F17/06 ,  H01F27/245 ,  H01F41/0213 ,  H01F2017/065

Abstract: An inductor includes a first magnetic body having a toroidal shape and having a ferrite; and a second magnetic body configured to be different from the first magnetic body and including a metal ribbon, wherein the second magnetic body includes an outer magnetic body disposed on an outer circumferential surface of the first magnetic body and an inner magnetic body disposed on an inner circumferential surface of the first magnetic body, and each of the outer magnetic body and inner magnetic body is wound in a plurality of layers in a circumferential direction of the first magnetic body.

公开(公告)号：US20220093315A1

公开(公告)日：2022-03-24

申请号：US17310383

申请日：2020-01-30

Applicant: LG INNOTEK CO., LTD. ,  INDUSTRY FOUNDATION OF CHONNAM NATIONAL UNIVERSITY

Inventor： Taek Hoon Nam ,  Seok Yoon ,  Yu Seon Kim ,  Seok Bae ,  Yeong Seog Lim

IPC: H01F27/24 ,  H01F27/32

Abstract: The present invention relates to a transformer and, more specifically, to a transformer including a secondary coil portion on which a conductive plate is stacked. A transformer according to one embodiment of the present invention can comprise: a bobbin; a core portion coupled to the bobbin along the outer side of the bobbin; and a plurality of conductive plates inserted into the bobbin and stacked in a thickness direction.

公开(公告)号：US20160156215A1

公开(公告)日：2016-06-02

申请号：US14900467

申请日：2014-06-16

Applicant: LG INNOTEK CO., LTD.

Inventor： Seok Bae ,  Yu Seon Kim ,  Sang Hak Lee ,  Donchul Choi ,  Soon Hyun

IPC: H02J7/02 ,  H02J7/04 ,  H04B5/00

CPC classification number: H02J7/025 ,  H01F38/14 ,  H01Q7/00 ,  H02J7/04 ,  H02J50/10 ,  H02J50/70 ,  H04B5/0037 ,  H04B5/0081

Abstract: A receiving antenna of a wireless power receiving device wirelessly charging electric power according to an embodiment of the present invention includes a substrate, a first soft magnetic layer stacked on the substrate, and including a soft magnetic material, and a receiving coil configured to receive electromagnetic energy emitted from a wireless power transmission device, and including a first coil layer wound in parallel with the soft magnetic layer, and a second coil layer electrically connected to the first coil layer and wound in parallel with the first coil layer, and a current direction of the first coil layer is opposite to a current direction of the second coil layer.

Abstract translation: 根据本发明的实施例的无线充电电力的无线电力接收装置的接收天线包括基板，堆叠在基板上的第一软磁层，并且包括软磁性材料，以及接收线圈，被配置为接收电磁 从无线电力传输装置发射的能量，包括与软磁层平行缠绕的第一线圈层，以及与第一线圈层电连接并与第一线圈层并联缠绕的第二线圈层，以及电流方向 的第一线圈层与第二线圈层的电流方向相反。