Lg Innotek Co., Ltd.

Chonnam National University

Yu Seon Kim

Seok Bae

Sang Won Lee

Ji Yeon Song

Mi Jin Lee

Jong Wook Lim

Soon Young Hyun

Sang Hak Lee

Taek Hoon Nam

Don Chul Choi

Bi Yi Kim

Seok Gyu Yoon

Jung Ki Lee

Soo Kwang Yoon

Kyong Ho Choi

Jung Kwon Park

Yeong Seog Lim

An inductor according to an embodiment includes a core unit and a coil unit wherein a first coil unit includes a first upper conductive pattern and a first lower conductive pattern, wherein the second coil unit includes a second upper conductive pattern and a second lower conductive pattern, wherein the coil unit includes a center portion, a first pattern lead-out portion, and a second pattern lead-out portion, and wherein, in the second pattern lead-out portion, the second upper conductive pattern and the second lower conductive pattern overlap each other in a vertical direction such that at least a portion of the second upper conductive pattern and at least a portion of the second lower conductive pattern intersect each other when viewed in a plan view.

Magnetic element and circuit board comprising the same

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.

Inductor and EMI filter including the same

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.

Magnetic element and flat panel display device comprising same

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.

Transformer

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.

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.

Magnetic core, inductor and EMI filter comprising same

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.

Receiving antenna and wireless power receiving device including the same

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.

Growing community of inventors

Seoul, South Korea

Yu Seon Kim