DE60136223D1 - Gesintertes magnetisches oxid und hochfrequenzschaltkreisteil dieses verwendend - Google Patents

Gesintertes magnetisches oxid und hochfrequenzschaltkreisteil dieses verwendend

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Publication number
DE60136223D1
DE60136223D1 DE60136223T DE60136223T DE60136223D1 DE 60136223 D1 DE60136223 D1 DE 60136223D1 DE 60136223 T DE60136223 T DE 60136223T DE 60136223 T DE60136223 T DE 60136223T DE 60136223 D1 DE60136223 D1 DE 60136223D1
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Germany
Prior art keywords
high frequency
circuit unit
frequency circuit
magnetic oxide
sintered magnetic
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60136223T
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English (en)
Inventor
Hidenobu Umeda
Taku Murase
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TDK Corp
Original Assignee
TDK Corp
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Filing date
Publication date
Priority claimed from JP2001056412A external-priority patent/JP4074439B2/ja
Priority claimed from JP2001056153A external-priority patent/JP4074438B2/ja
Priority claimed from JP2001056152A external-priority patent/JP4074437B2/ja
Priority claimed from JP2001056413A external-priority patent/JP4074440B2/ja
Application filed by TDK Corp filed Critical TDK Corp
Application granted granted Critical
Publication of DE60136223D1 publication Critical patent/DE60136223D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/10—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 hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
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    • B32B18/00—Layered products essentially comprising ceramics, e.g. refractory products
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DE60136223T 2001-03-01 2001-08-03 Gesintertes magnetisches oxid und hochfrequenzschaltkreisteil dieses verwendend Expired - Lifetime DE60136223D1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2001056412A JP4074439B2 (ja) 2001-03-01 2001-03-01 磁性酸化物焼結体およびこれを用いた高周波回路部品
JP2001056153A JP4074438B2 (ja) 2001-03-01 2001-03-01 磁性酸化物焼結体およびこれを用いた高周波回路部品
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PCT/JP2001/006691 WO2002070432A1 (fr) 2001-03-01 2001-08-03 Agglomere d'oxyde magnetique et partie de circuit haute frequence l'utilisant

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JP4204329B2 (ja) * 2002-01-21 2009-01-07 三洋電機株式会社 酸化物磁性材料の製造方法
GB2402132B (en) * 2003-05-28 2005-10-19 Reckitt Benckiser Nv Dishwasher anti-corrosion composition
JP4370817B2 (ja) * 2003-06-09 2009-11-25 Ｔｄｋ株式会社 フェライト基板の製造方法
ES2302030T3 (es) * 2003-10-17 2008-07-01 Reckitt Benckiser N.V. Composicion para proteger articulos de vidrio en un lavavajillas.
BRPI0415498B1 (pt) * 2003-10-17 2014-07-15 Reckitt Benckiser Nv Composição para vidro solúvel em água
PL1732862T3 (pl) * 2004-03-30 2016-03-31 Siemens Ag Formulacja szkła i ceramiki, komponent elektryczny z formulacją szkła i ceramiki i ceramiczny korpus wielowarstwowy z komponentem elektrycznym
CN101014548B (zh) 2004-12-17 2012-12-05 日立金属株式会社 六方晶系铁氧体，使用该铁氧体的天线和通信设备
JP4780460B2 (ja) * 2006-03-23 2011-09-28 日立金属株式会社 チップアンテナ、アンテナ装置および通信機器
EP2048124A1 (de) * 2006-06-21 2009-04-15 Hitachi Metals, Limited Magnetmaterialantenne uind ferritsinterteil
DE102007009740A1 (de) * 2007-02-28 2008-09-04 Siemens Ag Verfahren zum Herstellen eines magnetischen Keramikmaterials und Verwendung des Keramikmaterials
US8253643B2 (en) * 2007-06-07 2012-08-28 Hitachi Metals Ltd. Chip antenna and its production method, and antenna apparatus and communications apparatus comprising such chip antenna
KR100985723B1 (ko) * 2008-05-14 2010-10-06 국제엘렉트릭코리아 주식회사 멀티 챔버 방식의 기판 처리 장치 및 방법
WO2010038890A1 (ja) * 2008-09-30 2010-04-08 双信電機株式会社 複合電子部品
US20100277267A1 (en) * 2009-05-04 2010-11-04 Robert James Bogert Magnetic components and methods of manufacturing the same
KR101620307B1 (ko) * 2009-07-28 2016-05-13 삼성전자주식회사 Ｙ-타입의 육방정 페라이트, 그를 이용한 안테나 장치 및 그의 제조 방법
CN103265275A (zh) * 2013-05-15 2013-08-28 江粉磁材（武汉）技术研发有限公司 一种NiCuZn系铁氧体材料及其制备方法
JP7367582B2 (ja) * 2020-03-23 2023-10-24 Tdk株式会社 フェライト焼結磁石

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EP1364927B1 (de) 2008-10-15
KR100423961B1 (ko) 2004-03-22
EP1364927A4 (de) 2007-03-28
CN1426383A (zh) 2003-06-25
TW572864B (en) 2004-01-21
US20030052299A1 (en) 2003-03-20
CN1232471C (zh) 2005-12-21
KR20020091756A (ko) 2002-12-06
WO2002070432A1 (fr) 2002-09-12
US6660179B2 (en) 2003-12-09

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