TRANSFORMER AND FLAT PANEL DISPLAY DEVICE INCLUDING SAME

Title:

TRANSFORMER AND FLAT PANEL DISPLAY DEVICE INCLUDING SAME

Document Type and Number:

WIPO Patent Application WO/2021/154048

Kind Code:

A1

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.

Inventors:

KIM YU SEON (KR)
BAE SEOK (KR)
SOHN IN SEONG (KR)

Application Number:

PCT/KR2021/001240

Publication Date:

August 05, 2021

Filing Date:

January 29, 2021

Export Citation:

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Assignee:

LG INNOTEK CO LTD (KR)

International Classes:

H01F30/06; H01F3/10

Foreign References:

KR101838225B1	2018-03-13
JPH08107023A	1996-04-23
JP2005093493A	2005-04-07
KR102030570B1	2019-10-10
KR101989172B1	2019-06-14

Other References: