WO2008090891A1 - 複合磁性体、その製造方法、それを用いた回路基板、及びそれを用いた電子機器 - Google Patents

複合磁性体、その製造方法、それを用いた回路基板、及びそれを用いた電子機器 Download PDF

Info

Publication number
WO2008090891A1
WO2008090891A1 PCT/JP2008/050821 JP2008050821W WO2008090891A1 WO 2008090891 A1 WO2008090891 A1 WO 2008090891A1 JP 2008050821 W JP2008050821 W JP 2008050821W WO 2008090891 A1 WO2008090891 A1 WO 2008090891A1
Authority
WO
WIPO (PCT)
Prior art keywords
same
magnetic body
ghz
frequency
composite magnetic
Prior art date
Application number
PCT/JP2008/050821
Other languages
English (en)
French (fr)
Inventor
Tadahiro Ohmi
Akinobu Teramoto
Masayuki Ishizuka
Nobuhiro Hidaka
Yasushi Shirakata
Original Assignee
National University Corporation Tohoku University
Sumitomo Osaka Cement Co., Ltd.
Yokowo Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2007012092A external-priority patent/JP5088813B2/ja
Priority claimed from JP2007105496A external-priority patent/JP2008263098A/ja
Priority claimed from JP2007154751A external-priority patent/JP2008311255A/ja
Application filed by National University Corporation Tohoku University, Sumitomo Osaka Cement Co., Ltd., Yokowo Co., Ltd. filed Critical National University Corporation Tohoku University
Priority to EP08703665A priority Critical patent/EP2117018A4/en
Priority to CNA200880002769XA priority patent/CN101589443A/zh
Priority to US12/449,019 priority patent/US20100000769A1/en
Priority to KR1020097017408A priority patent/KR20090103951A/ko
Publication of WO2008090891A1 publication Critical patent/WO2008090891A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/22—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/24—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
    • H01F1/26—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated by macromolecular organic substances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles
    • H01F1/37—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles in a bonding agent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0213—Electrical arrangements not otherwise provided for
    • H05K1/0216—Reduction of cross-talk, noise or electromagnetic interference
    • H05K1/023—Reduction of cross-talk, noise or electromagnetic interference using auxiliary mounted passive components or auxiliary substances
    • H05K1/0233—Filters, inductors or a magnetic substance

Abstract

　数百ＭＨｚ～数ＧＨｚの周波数において、磁気損失が充分小さい複合磁性体及びその製造方法を提供する。 　磁性粉末を絶縁性材料中に分散して構成される複合磁性体において、前記磁性粉末は、球状又は扁平状であり、前記複合磁性体は、次の（ａ）から（ｃ）の内のいずれか一つの特性を有している。 （ａ）１ＧＨｚ又は５００ＭＨｚの周波数おいて比透磁率μｒが1よりも大きく、かつ損失正接ｔａｎδが０．１以下であること、 （ｂ）１．２ＧＨｚ以下の周波数における複素透磁率の実部μｒ’が１０よりも大きく、かつ損失正接ｔａｎδが０．３以下であること、及び （ｃ）複素透磁率の実部μｒ’が４ＧＨｚ以下の周波数で1よりも大きく、かつ１ＧＨｚ以下の周波数において損失正接ｔａｎδが０．１以下であること。
PCT/JP2008/050821 2007-01-23 2008-01-22 複合磁性体、その製造方法、それを用いた回路基板、及びそれを用いた電子機器 WO2008090891A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP08703665A EP2117018A4 (en) 2007-01-23 2008-01-22 COMPOSITE MAGNETIC BODY, METHOD FOR MANUFACTURING SAME, CIRCUIT SUBSTRATE, AND ELECTRONIC DEVICE USING THE SAME
CNA200880002769XA CN101589443A (zh) 2007-01-23 2008-01-22 复合磁性体及其制造方法、使用复合磁性体的电路板以及使用复合磁性体的电子设备
US12/449,019 US20100000769A1 (en) 2007-01-23 2008-01-22 Composite magnetic body, method of manufacturing the same, circuit board using the same, and electronic apparatus using the same
KR1020097017408A KR20090103951A (ko) 2007-01-23 2008-01-22 복합 자성체, 그 제조 방법, 그것을 사용한 회로 기판, 및 그것을 사용한 전자 기기

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2007012092A JP5088813B2 (ja) 2007-01-23 2007-01-23 複合磁性体、その製造方法、それを用いた回路基板、及びそれを用いた電子機器
JP2007-012092 2007-01-23
JP2007-105496 2007-04-13
JP2007105496A JP2008263098A (ja) 2007-04-13 2007-04-13 複合磁性体、それを用いた回路基板、及びそれを用いた電子機器
JP2007154751A JP2008311255A (ja) 2007-06-12 2007-06-12 複合磁性体とその製造方法
JP2007-154751 2007-06-12

Publications (1)

Publication Number Publication Date
WO2008090891A1 true WO2008090891A1 (ja) 2008-07-31

Family

ID=39644466

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/050821 WO2008090891A1 (ja) 2007-01-23 2008-01-22 複合磁性体、その製造方法、それを用いた回路基板、及びそれを用いた電子機器

Country Status (6)

Country Link
US (1) US20100000769A1 (ja)
EP (1) EP2117018A4 (ja)
KR (1) KR20090103951A (ja)
CN (1) CN101589443A (ja)
TW (1) TW200903535A (ja)
WO (1) WO2008090891A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009123018A1 (ja) * 2008-04-04 2009-10-08 国立大学法人東北大学 複合材料及びその製造方法
JP2010103427A (ja) * 2008-10-27 2010-05-06 Tohoku Univ 複合磁性体、それを用いた回路基板、及びそれを用いた電子部品
JP2011187568A (ja) * 2010-03-05 2011-09-22 Toshiba Corp ナノ粒子複合材料、それを用いたアンテナ装置及び電磁波吸収体

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5966236B2 (ja) * 2011-03-24 2016-08-10 アルプス・グリーンデバイス株式会社 圧粉磁心及びその製造方法
EP2551988A3 (en) 2011-07-28 2013-03-27 General Electric Company Dielectric materials for power transfer system
JP5710427B2 (ja) 2011-08-31 2015-04-30 株式会社東芝 磁性材料、磁性材料の製造方法および磁性材料を用いたインダクタ素子
US9418780B2 (en) 2012-12-06 2016-08-16 Samsung Electronics Co., Ltd. Magnetic composite material
JP6376473B2 (ja) 2013-03-28 2018-08-22 日立金属株式会社 磁性シート、それを用いた電子機器、および、その製造方法
JP5822146B2 (ja) * 2013-03-29 2015-11-24 パウダーテック株式会社 ノイズ抑制用複合磁性粉
CN104134513A (zh) * 2013-05-02 2014-11-05 杨立章 软磁复合薄膜和制造方法及其在电子设备中的应用
JP6179245B2 (ja) * 2013-07-04 2017-08-16 Tdk株式会社 軟磁性体組成物およびその製造方法、磁芯、並びに、コイル型電子部品
TWI473129B (zh) * 2013-10-11 2015-02-11 Nat Univ Dong Hwa 導磁材料之製備方法
CN103552976B (zh) * 2013-10-30 2016-04-20 清华大学 一种用于微机电***的磁场调控的智能器件及其制备方法
KR101504131B1 (ko) * 2014-04-01 2015-03-19 한국생산기술연구원 저철손 Fe-P 연자성 소재 및 그 제조방법
JP6243298B2 (ja) * 2014-06-13 2017-12-06 株式会社豊田中央研究所 圧粉磁心およびリアクトル
CN104064311A (zh) * 2014-06-24 2014-09-24 安徽皖宏电气设备有限公司 一种用于变压器的碳化硅基铁氧体磁芯材料
JP6813941B2 (ja) * 2015-02-25 2021-01-13 Ｄｏｗａエレクトロニクス株式会社 磁性コンパウンド、アンテナおよび電子機器
CN104841933B (zh) * 2015-05-09 2017-03-01 天津大学 一种高频低磁损软磁复合材料的制备方法
KR101736734B1 (ko) * 2015-06-01 2017-05-17 주식회사 이엠따블유 페라이트 시트, 이의 제조 방법 및 이를 구비하는 전자 부품
JP6612676B2 (ja) * 2016-05-17 2019-11-27 株式会社リケン 近傍界用ノイズ抑制シート
US11247265B2 (en) * 2016-07-15 2022-02-15 Dowa Electronics Materials Co., Ltd. Iron powder, silicon oxide coated iron powder,, molded article for inductor, and inductor
JP6815214B2 (ja) * 2017-02-03 2021-01-20 山陽特殊製鋼株式会社 高周波で用いる扁平粉末およびこれを含有する磁性シート
US11189409B2 (en) * 2017-12-28 2021-11-30 Intel Corporation Electronic substrates having embedded dielectric magnetic material to form inductors
US20190221343A1 (en) * 2018-01-16 2019-07-18 Rogers Corporation Core-shell particles, magneto-dielectric materials, methods of making, and uses thereof
JP7002179B2 (ja) * 2018-01-17 2022-01-20 Ｄｏｗａエレクトロニクス株式会社 Ｆｅ－Ｎｉ合金粉並びにそれを用いたインダクタ用成形体およびインダクタ
JP7201417B2 (ja) * 2018-01-17 2023-01-10 Ｄｏｗａエレクトロニクス株式会社 シリコン酸化物被覆鉄粉およびその製造方法並びにそれを用いたインダクタ用成形体およびインダクタ
JP7406183B2 (ja) * 2018-03-16 2023-12-27 戸田工業株式会社 Ｎｉ－Ｚｎ－Ｃｕ系フェライト粉末、焼結体、フェライトシート
TWI783148B (zh) * 2018-06-04 2022-11-11 日商麥克賽爾股份有限公司 電磁波吸收體
CN108987025B (zh) * 2018-06-11 2020-07-28 中国计量大学 一种高磁导率低损耗软磁复合材料及其制备方法
CN109320944A (zh) * 2018-09-18 2019-02-12 国网江西省电力有限公司电力科学研究院 一种工频下高介电常数屏蔽膜及其制备方法
RU2703319C1 (ru) * 2018-12-21 2019-10-16 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" Магнитомягкий нанокристаллический материал на основе железа
JP7333179B2 (ja) * 2019-03-22 2023-08-24 山陽特殊製鋼株式会社 磁性部材用の合金粉末
WO2021011330A1 (en) 2019-07-16 2021-01-21 Rogers Corporation Magneto-dielectric materials, methods of making, and uses thereof
US11679991B2 (en) 2019-07-30 2023-06-20 Rogers Corporation Multiphase ferrites and composites comprising the same
US11476022B2 (en) * 2019-08-30 2022-10-18 Rogers Corporation Magnetic particles, methods of making, and uses thereof
CN110767399A (zh) * 2019-10-25 2020-02-07 中磁电科有限公司 一种复合磁性材料及其制作方法
CN111370198B (zh) * 2019-12-20 2021-08-20 横店集团东磁股份有限公司 一种注塑成型的软磁铁氧体磁体及制备方法
CN111029080A (zh) * 2019-12-30 2020-04-17 上海三爱富新材料科技有限公司 高频用磁性材料及其制备方法
KR102126062B1 (ko) * 2020-03-25 2020-06-23 주식회사 엠에스티테크 연자성 복합 재료 및 그 제조방법
CN112538254A (zh) * 2020-12-07 2021-03-23 陕西生益科技有限公司 一种磁介电树脂组合物、包含其的层压板及其印刷电路板
CN113113224A (zh) * 2021-04-14 2021-07-13 中国科学院宁波材料技术与工程研究所 一种模压电感用软磁粉末的新型绝缘包覆方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09153405A (ja) * 1995-09-25 1997-06-10 Alps Electric Co Ltd 軟磁性と誘電性とを有する高周波用複合材料およびその製造方法
JPH11354973A (ja) 1998-06-04 1999-12-24 Hitachi Metals Ltd 電磁波吸収体
JP2004087627A (ja) * 2002-08-23 2004-03-18 Tadahiro Omi 回路基板
JP2004247663A (ja) * 2003-02-17 2004-09-02 Nec Tokin Corp 複合磁性材シート
JP2005286306A (ja) * 2004-03-03 2005-10-13 Sony Corp 配線基板
JP2006269134A (ja) 2005-03-22 2006-10-05 Tohoku Univ 磁性体含有絶縁体およびそれを用いた回路基板ならびに電子機器
JP2006307209A (ja) * 2005-03-31 2006-11-09 Nitta Ind Corp シート体、積層体、シート体が装着された製品およびシート体の製造方法
JP2007012092A (ja) 2006-09-19 2007-01-18 Canon Electronics Inc 情報ファイル装置及び情報ファイルの記録方法並びにその記憶媒体

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4814546A (en) * 1987-11-25 1989-03-21 Minnesota Mining And Manufacturing Company Electromagnetic radiation suppression cover
FI117224B (fi) * 1994-01-20 2006-07-31 Nec Tokin Corp Sähkömagneettinen häiriönpoistokappale, ja sitä soveltavat elektroninen laite ja hybridimikropiirielementti
US5755896A (en) * 1996-11-26 1998-05-26 Ford Motor Company Low temperature lead-free solder compositions
US5938979A (en) * 1997-10-31 1999-08-17 Nanogram Corporation Electromagnetic shielding
EP1453368A4 (en) * 2001-11-09 2008-04-09 Tdk Corp COMPOSITE MAGNETIC ELEMENT, ELECTROMAGNETIC WAVE-ABSORBING SHEET, METHOD FOR PRODUCING SHEET ARTICLE, AND PROCESS FOR PRODUCING ELECTROMAGNETIC WAVE-ABSORBING SHEET
US20060158865A1 (en) * 2002-08-23 2006-07-20 Tadahiro Ohmi Circuit board, electronic device employing circuit board, and mehtod of producing circuit board

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09153405A (ja) * 1995-09-25 1997-06-10 Alps Electric Co Ltd 軟磁性と誘電性とを有する高周波用複合材料およびその製造方法
JPH11354973A (ja) 1998-06-04 1999-12-24 Hitachi Metals Ltd 電磁波吸収体
JP2004087627A (ja) * 2002-08-23 2004-03-18 Tadahiro Omi 回路基板
JP2004247663A (ja) * 2003-02-17 2004-09-02 Nec Tokin Corp 複合磁性材シート
JP2005286306A (ja) * 2004-03-03 2005-10-13 Sony Corp 配線基板
JP2006269134A (ja) 2005-03-22 2006-10-05 Tohoku Univ 磁性体含有絶縁体およびそれを用いた回路基板ならびに電子機器
JP2006307209A (ja) * 2005-03-31 2006-11-09 Nitta Ind Corp シート体、積層体、シート体が装着された製品およびシート体の製造方法
JP2007012092A (ja) 2006-09-19 2007-01-18 Canon Electronics Inc 情報ファイル装置及び情報ファイルの記録方法並びにその記憶媒体

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2117018A4 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009123018A1 (ja) * 2008-04-04 2009-10-08 国立大学法人東北大学 複合材料及びその製造方法
JP2010103427A (ja) * 2008-10-27 2010-05-06 Tohoku Univ 複合磁性体、それを用いた回路基板、及びそれを用いた電子部品
JP2011187568A (ja) * 2010-03-05 2011-09-22 Toshiba Corp ナノ粒子複合材料、それを用いたアンテナ装置及び電磁波吸収体

Also Published As

Publication number Publication date
US20100000769A1 (en) 2010-01-07
TW200903535A (en) 2009-01-16
CN101589443A (zh) 2009-11-25
KR20090103951A (ko) 2009-10-01
EP2117018A1 (en) 2009-11-11
EP2117018A4 (en) 2011-09-14

Similar Documents

Publication Publication Date Title
WO2008090891A1 (ja) 複合磁性体、その製造方法、それを用いた回路基板、及びそれを用いた電子機器
WO2008048286A3 (en) Nanostructured antennas and methods of manufacturing same
WO2010076187A3 (en) Integrated electronic device with transceiving antenna and magnetic interconnection
WO2008114681A1 (ja) 受動部品
TW200518380A (en) A chip antenna
WO2005041121A3 (en) Rfid device and method of making
TW200732974A (en) Electronic device and fabrication method thereof
TW200506971A (en) Coated conductive particles, anisotropic conductive material and conductive connection structure
WO2008126690A1 (ja) 電磁波シールドシート及びｒｆｉｄプレート
WO2008020984A3 (en) Circuit materials with improved bond, method of manufacture thereof, and articles formed therefrom
WO2009031229A1 (ja) アンテナ素子
WO2008059509A3 (en) Compact antenna
WO2005076353A3 (en) Apparatus incorporating small-feature-size and large-feature-size components and method for making same
WO2007038309A3 (en) Magnetic components
WO2003030300A1 (fr) Bobine antenne et etiquette d'utilisation rfid l'utilisant, antenne d'utilisation de transpondeur
Kim et al. Comparison of the effects of particle shape on thin FeSiCr electromagnetic wave absorber
WO2012028686A3 (en) Electrically conductive member having expandable wiring
EP1587343A3 (de) Hörgerät
WO2001048870A3 (en) Interconnect for microelectronic structures with enhanced spring characteristics
WO2008027888A3 (en) Radio frequency and electromagnetic interference shielding
CA2432471A1 (en) High efficiency directional coupler
WO2012114180A3 (en) Decorative coating
WO2009022404A1 (ja) 無線タグ及び無線タグの製造方法
WO2008129480A3 (en) An electronic component, and a method of manufacturing an electronic component
CN102404958A (zh) 内置天线的移动通信终端外壳

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 200880002769.X

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08703665

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 12449019

Country of ref document: US

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2008703665

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 1020097017408

Country of ref document: KR