Invention Grant
- Patent Title: Inductor and EMI filter including the same
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Application No.: US16473863Application Date: 2018-01-02
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Publication No.: US11289252B2Publication Date: 2022-03-29
- Inventor: Mi Jin Lee , Ji Yeon Song , Yu Seon Kim , Jong Wook Lim , Seok Bae , Sang Won Lee
- Applicant: LG INNOTEK CO., LTD.
- Applicant Address: KR Seoul
- Assignee: LG INNOTEK CO., LTD.
- Current Assignee: LG INNOTEK CO., LTD.
- Current Assignee Address: KR Seoul
- Agency: KED & Associates LLP
- Priority: KR10-2017-0000745 20170103,KR10-2017-0113223 20170905
- International Application: PCT/KR2018/000041 WO 20180102
- International Announcement: WO2018/128352 WO 20180712
- Main IPC: H01F27/30
- IPC: H01F27/30 ; H01F1/34 ; H01F3/04 ; H01F3/08 ; H01F17/00 ; H01F17/06 ; H01F27/245 ; H01F41/02

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.
Public/Granted literature
- US20190355500A1 INDUCTOR AND EMI FILTER INCLUDING THE SAME Public/Granted day:2019-11-21
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