Title:
MULTIPURPOSE MAGNETIC SHEET AND ANTENNA DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2018/093127
Kind Code:
A1
Abstract:
Embodiments relate to a magnetic sheet used for multiple purposes, such as wireless power transmission (WPT), near-field communication (NFC) and magnetic secure transmission (MST), and to an antenna device comprising the magnetic sheet, wherein the magnetic sheet is a polymeric magnetic sheet comprising a binder resin and a magnetic powder dispersed in the binder resin, has excellent magnetic properties with a permeability of 10-800 in the frequency range of 100-300 kHz and a permeability of 10-400 in the frequency range of 13-14 MHz, and thus can realize a light-weight and compact mobile device by being mounted therein together with an antenna substrate.
Inventors:
YOO IL HWAN (KR)
MOON HYUN GON (KR)
KIM TAE KYOUNG (KR)
LIM JAE BUM (KR)
KIM JIN CHEOL (KR)
LEE DONG GYU (KR)
MOON HYUN GON (KR)
KIM TAE KYOUNG (KR)
LIM JAE BUM (KR)
KIM JIN CHEOL (KR)
LEE DONG GYU (KR)
Application Number:
PCT/KR2017/012912
Publication Date:
May 24, 2018
Filing Date:
November 15, 2017
Export Citation:
Assignee:
SKC CO LTD (KR)
International Classes:
H01Q1/22; H01F7/02
Foreign References:
| KR101617403B1 | 2016-05-02 | |||
| KR20150050541A | 2015-05-08 | |||
| JP2004235205A | 2004-08-19 | |||
| KR100193381B1 | 1999-06-15 | |||
| KR100653425B1 | 2006-12-04 |
Attorney, Agent or Firm:
FIRSTLAW P.C. (KR)
Download PDF: