DE69801552D1 - Ferrit und Induktor - Google Patents
Ferrit und InduktorInfo
- Publication number
- DE69801552D1 DE69801552D1 DE69801552T DE69801552T DE69801552D1 DE 69801552 D1 DE69801552 D1 DE 69801552D1 DE 69801552 T DE69801552 T DE 69801552T DE 69801552 T DE69801552 T DE 69801552T DE 69801552 D1 DE69801552 D1 DE 69801552D1
- Authority
- DE
- Germany
- Prior art keywords
- ferrite
- inductor
- 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 - Fee Related
Links
Classifications
-
- 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
- H01F1/342—Oxides
- H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/265—Compositions containing one or more ferrites of the group comprising manganese or zinc and one or more ferrites of the group comprising nickel, copper or cobalt
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/2666—Other ferrites containing nickel, copper or cobalt
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- Soft Magnetic Materials (AREA)
- Magnetic Ceramics (AREA)
- Coils Or Transformers For Communication (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20723797 | 1997-07-16 | ||
JP16611098A JP3672161B2 (ja) | 1997-07-16 | 1998-05-29 | フェライトの製造方法およびインダクタの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69801552D1 true DE69801552D1 (de) | 2001-10-11 |
DE69801552T2 DE69801552T2 (de) | 2002-05-29 |
Family
ID=26490604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69801552T Expired - Fee Related DE69801552T2 (de) | 1997-07-16 | 1998-07-15 | Ferrit und Induktor |
Country Status (5)
Country | Link |
---|---|
US (1) | US6033594A (de) |
EP (1) | EP0891955B1 (de) |
JP (1) | JP3672161B2 (de) |
CN (1) | CN1146924C (de) |
DE (1) | DE69801552T2 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI105294B (fi) * | 1997-12-16 | 2000-07-14 | Nokia Networks Oy | Järjestely magneettipiirin toteuttamiseksi piirilevylle |
JP3449322B2 (ja) * | 1999-10-27 | 2003-09-22 | 株式会社村田製作所 | 複合磁性材料およびインダクタ素子 |
US6292081B1 (en) * | 1999-10-28 | 2001-09-18 | Scientific-Atlanta, Inc. | Tunable surface mount toroidal inductor |
JP4255044B2 (ja) * | 2000-03-13 | 2009-04-15 | Tdk株式会社 | 酸化物磁性材料及び酸化物磁性材料の製造方法 |
DE60134683D1 (de) * | 2000-08-21 | 2008-08-14 | Tdk Corp | Ferritmaterial |
JP3726017B2 (ja) * | 2000-10-31 | 2005-12-14 | Tdk株式会社 | 磁性材料およびインダクタ |
JP2002246222A (ja) * | 2001-02-13 | 2002-08-30 | Tdk Corp | 酸化物磁性材料とそれを用いたコイル部品 |
US7118728B2 (en) * | 2002-05-08 | 2006-10-10 | Steward Advanced Materials, Inc. | Method and apparatus for making ferrite material products and products produced thereby |
JP3907642B2 (ja) | 2004-05-21 | 2007-04-18 | Tdk株式会社 | フェライト材料及びフェライト材料の製造方法 |
JP4823531B2 (ja) * | 2005-01-25 | 2011-11-24 | 太陽誘電株式会社 | 酸化物磁性材料 |
EP1925603A4 (de) | 2005-09-13 | 2010-11-24 | Hitachi Metals Ltd | Ferritmaterial |
JP4858035B2 (ja) * | 2006-09-19 | 2012-01-18 | トヨタ自動車株式会社 | リアクトルのコアおよびリアクトル |
WO2009044760A1 (ja) * | 2007-10-02 | 2009-04-09 | Murata Manufacturing Co., Ltd. | インダクタンス素子およびその製造方法 |
JP6149386B2 (ja) * | 2012-04-13 | 2017-06-21 | 株式会社村田製作所 | 積層型電子部品 |
CN102674822B (zh) * | 2012-04-20 | 2013-08-21 | 深圳顺络电子股份有限公司 | 一种铁氧体磁芯注射成型用的粒料及其制备方法 |
CN102982948B (zh) * | 2012-11-23 | 2016-08-24 | 天长市昭田磁电科技有限公司 | 一种含有b2o3的铁磁芯的制造方法 |
CN103337324A (zh) * | 2013-05-30 | 2013-10-02 | 绵阳武盛磁电科技有限公司 | 一种磁性材料及其制备方法 |
US10236104B2 (en) * | 2013-07-19 | 2019-03-19 | Samsung Electro-Mechanics Co., Ltd. | Ferrite and inductor including the same |
CN104446408B (zh) * | 2013-09-25 | 2016-12-07 | 比亚迪股份有限公司 | 一种吸波材料及其制备方法 |
KR20170066538A (ko) * | 2014-11-06 | 2017-06-14 | 가부시키가이샤 무라타 세이사쿠쇼 | 적층 코일 부품 |
WO2018048394A1 (en) | 2016-09-07 | 2018-03-15 | South Dakota Board Of Regents | Thermally stabilized redox materials and applications thereof |
JP6142950B1 (ja) * | 2016-09-30 | 2017-06-07 | Tdk株式会社 | フェライト組成物および電子部品 |
CN108863333B (zh) * | 2018-07-05 | 2020-10-30 | 浙江大学 | 一种制备高性能NiZn铁氧体的Cu、V、Bi、Co离子联合替代方法 |
CN113603473B (zh) * | 2021-08-20 | 2022-08-16 | 安徽华林磁电科技有限公司 | 一种具有高磁导率的Mn-Zn铁氧体滤波材料 |
CN114156034A (zh) * | 2021-11-24 | 2022-03-08 | 江西众一华普科技有限公司 | 低损耗铁镍磁粉芯复合包覆方法 |
CN116403796B (zh) * | 2023-05-09 | 2024-02-13 | 清远市佳和磁材有限公司 | 一种高频电感及其制备方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59121806A (ja) * | 1982-12-27 | 1984-07-14 | Hitachi Metals Ltd | 高周波磁性材料 |
JP3123605B2 (ja) * | 1988-01-07 | 2001-01-15 | ティーディーケイ株式会社 | インダクタ用磁心 |
US4966625A (en) * | 1988-03-25 | 1990-10-30 | General Electric Company | Ferrite composite containing silver metallization |
JPH0391209A (ja) * | 1989-09-01 | 1991-04-16 | Hitachi Ferrite Ltd | チップインダクタ |
JP2898772B2 (ja) * | 1991-03-06 | 1999-06-02 | ティーディーケイ株式会社 | 酸化物磁性材料 |
JP3147496B2 (ja) * | 1992-05-25 | 2001-03-19 | 株式会社村田製作所 | フェライト材料 |
US5871662A (en) * | 1993-05-11 | 1999-02-16 | U.S. Philips Corporation | Sintered transformer or inductor core of nizn ferrite material |
JP3405630B2 (ja) * | 1994-12-26 | 2003-05-12 | 京セラ株式会社 | フェライト材料 |
JP3492802B2 (ja) * | 1995-02-28 | 2004-02-03 | 京セラ株式会社 | 低損失フェライト材料 |
-
1998
- 1998-05-29 JP JP16611098A patent/JP3672161B2/ja not_active Expired - Lifetime
- 1998-07-09 US US09/112,055 patent/US6033594A/en not_active Expired - Fee Related
- 1998-07-15 CN CNB981033946A patent/CN1146924C/zh not_active Expired - Lifetime
- 1998-07-15 EP EP98305650A patent/EP0891955B1/de not_active Expired - Lifetime
- 1998-07-15 DE DE69801552T patent/DE69801552T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0891955A1 (de) | 1999-01-20 |
EP0891955B1 (de) | 2001-09-05 |
DE69801552T2 (de) | 2002-05-29 |
JP3672161B2 (ja) | 2005-07-13 |
US6033594A (en) | 2000-03-07 |
CN1211049A (zh) | 1999-03-17 |
CN1146924C (zh) | 2004-04-21 |
JPH1187126A (ja) | 1999-03-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |