KR101740749B1 - 자성체 복합 시트 및 전자기 유도 모듈 - Google Patents

자성체 복합 시트 및 전자기 유도 모듈 Download PDF

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Publication number
KR101740749B1
KR101740749B1 KR1020120151474A KR20120151474A KR101740749B1 KR 101740749 B1 KR101740749 B1 KR 101740749B1 KR 1020120151474 A KR1020120151474 A KR 1020120151474A KR 20120151474 A KR20120151474 A KR 20120151474A KR 101740749 B1 KR101740749 B1 KR 101740749B1
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South Korea
Prior art keywords
magnetic
piece
length
magnetic substance
denoted
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Korean (ko)
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KR20140081572A (ko
Inventor
최동혁
김진영
정창렬
류지만
안성용
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삼성전기주식회사
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Priority to KR1020120151474A priority Critical patent/KR101740749B1/ko
Priority to US13/888,964 priority patent/US9088068B2/en
Priority to JP2013097541A priority patent/JP6147558B2/ja
Publication of KR20140081572A publication Critical patent/KR20140081572A/ko
Application granted granted Critical
Publication of KR101740749B1 publication Critical patent/KR101740749B1/ko
Assigned to 주식회사 위츠 reassignment 주식회사 위츠 권리의 전부이전등록 Assignors: 삼성전기주식회사
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/02—Cores, Yokes, or armatures made from sheets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
KR1020120151474A 2012-12-21 2012-12-21 자성체 복합 시트 및 전자기 유도 모듈 Active KR101740749B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020120151474A KR101740749B1 (ko) 2012-12-21 2012-12-21 자성체 복합 시트 및 전자기 유도 모듈
US13/888,964 US9088068B2 (en) 2012-12-21 2013-05-07 Magnetic composite sheet and electromagnetic induction module
JP2013097541A JP6147558B2 (ja) 2012-12-21 2013-05-07 磁性体複合シート及び電磁気誘導モジュール

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120151474A KR101740749B1 (ko) 2012-12-21 2012-12-21 자성체 복합 시트 및 전자기 유도 모듈

Publications (2)

Publication Number Publication Date
KR20140081572A KR20140081572A (ko) 2014-07-01
KR101740749B1 true KR101740749B1 (ko) 2017-05-26

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KR1020120151474A Active KR101740749B1 (ko) 2012-12-21 2012-12-21 자성체 복합 시트 및 전자기 유도 모듈

Country Status (3)

Country Link
US (1) US9088068B2 (https=)
JP (1) JP6147558B2 (https=)
KR (1) KR101740749B1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102410744B1 (ko) 2021-04-20 2022-06-22 주식회사 위츠 크랙킹 기술이 적용된 자성 시트 및 그의 제조 방법

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150085253A (ko) * 2014-01-15 2015-07-23 삼성전기주식회사 복합 페라이트 시트와 그 제조 방법 및 이를 구비하는 전자 기기
KR101661067B1 (ko) * 2015-07-14 2016-09-29 한국세라믹기술원 금속 고분자 복합체 시트의 제조방법
CN106129628A (zh) * 2016-06-17 2016-11-16 上海易码信息科技有限公司 磁脉冲发射天线制造方法
WO2020227093A1 (en) * 2019-05-06 2020-11-12 Massachusetts Institute Of Technology 3-d printed devices formed with magnetic inks and methods of making graded index structures

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007149847A (ja) 2005-11-25 2007-06-14 Tdk Corp 焼結フェライト積層体
JP2008296431A (ja) * 2007-05-30 2008-12-11 Kitagawa Ind Co Ltd セラミックシート

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06232587A (ja) * 1993-01-28 1994-08-19 Shin Etsu Polymer Co Ltd 電磁波シールド成形体の製造方法
JP3528455B2 (ja) * 1996-09-09 2004-05-17 Ｎｅｃトーキン株式会社 電磁干渉抑制体
JP3475263B2 (ja) 1997-12-25 2003-12-08 富士通株式会社 情報記録媒体
JP2005190552A (ja) * 2003-12-25 2005-07-14 Hitachi Global Storage Technologies Netherlands Bv 磁気記録媒体
US8466764B2 (en) * 2006-09-12 2013-06-18 Cooper Technologies Company Low profile layered coil and cores for magnetic components
JP2010028969A (ja) * 2008-07-17 2010-02-04 Sanyo Electric Co Ltd 充電器
JP5360572B2 (ja) * 2009-08-20 2013-12-04 北川工業株式会社 Ｅｍｃ対策構造
TWI417908B (zh) * 2009-12-25 2013-12-01 Ind Tech Res Inst 具可撓性之高導磁率片材及其製作方法
JP5780408B2 (ja) * 2010-06-28 2015-09-16 株式会社メイト 軟磁性樹脂組成物および電磁波吸収体
JP5070353B1 (ja) 2011-04-08 2012-11-14 株式会社Ｍａｒｕｗａ フェライト複合シートとその製造方法及びそのようなフェライト複合シートに用いられる焼結フェライト小片
JP4906972B1 (ja) * 2011-04-27 2012-03-28 太陽誘電株式会社 磁性材料およびそれを用いたコイル部品
US9246214B2 (en) * 2012-03-08 2016-01-26 Apple Inc. Electronic device antenna structures with ferrite layers

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007149847A (ja) 2005-11-25 2007-06-14 Tdk Corp 焼結フェライト積層体
JP2008296431A (ja) * 2007-05-30 2008-12-11 Kitagawa Ind Co Ltd セラミックシート

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102410744B1 (ko) 2021-04-20 2022-06-22 주식회사 위츠 크랙킹 기술이 적용된 자성 시트 및 그의 제조 방법

Also Published As

Publication number Publication date
JP6147558B2 (ja) 2017-06-14
US9088068B2 (en) 2015-07-21
KR20140081572A (ko) 2014-07-01
US20140176381A1 (en) 2014-06-26
JP2014123705A (ja) 2014-07-03

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