FR2908231B1 - Noyau magnetique ferme en forme de spirale et micro-inductance integree comportant un tel noyau magnetique ferme - Google Patents
Noyau magnetique ferme en forme de spirale et micro-inductance integree comportant un tel noyau magnetique fermeInfo
- Publication number
- FR2908231B1 FR2908231B1 FR0609714A FR0609714A FR2908231B1 FR 2908231 B1 FR2908231 B1 FR 2908231B1 FR 0609714 A FR0609714 A FR 0609714A FR 0609714 A FR0609714 A FR 0609714A FR 2908231 B1 FR2908231 B1 FR 2908231B1
- Authority
- FR
- France
- Prior art keywords
- magnetic core
- spiral
- inductance
- integrated micro
- closed
- 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
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F17/0033—Printed inductances with the coil helically wound around a magnetic core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/045—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/25—Magnetic cores made from strips or ribbons
-
- 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
- H01F41/04—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 for manufacturing coils
- H01F41/041—Printed circuit coils
- H01F41/046—Printed circuit coils structurally combined with ferromagnetic material
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coils Or Transformers For Communication (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0609714A FR2908231B1 (fr) | 2006-11-07 | 2006-11-07 | Noyau magnetique ferme en forme de spirale et micro-inductance integree comportant un tel noyau magnetique ferme |
US11/907,215 US20080106364A1 (en) | 2006-11-07 | 2007-10-10 | Spiral-shaped closed magnetic core and integrated micro-inductor comprising one such closed magnetic core |
JP2007281911A JP2008187166A (ja) | 2006-11-07 | 2007-10-30 | らせん形の閉じた磁気コア、及び前記閉じた磁気コアを備えた集積マイクロインダクタ |
AT07354060T ATE441193T1 (de) | 2006-11-07 | 2007-11-06 | Spiralfírmiger geschlossener magnetischer kern und integrierte microinduktanz mit einem solchen geschlossenen magnetischen kern |
DE602007002139T DE602007002139D1 (de) | 2006-11-07 | 2007-11-06 | Spiralförmiger geschlossener magnetischer Kern und integrierte Microinduktanz mit einem solchen geschlossenen magnetischen Kern |
EP07354060A EP1921640B1 (fr) | 2006-11-07 | 2007-11-06 | Noyau magnétique fermé en forme de spirale et micro-inductance intégrée comportant un tel noyau magnétique fermé |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0609714A FR2908231B1 (fr) | 2006-11-07 | 2006-11-07 | Noyau magnetique ferme en forme de spirale et micro-inductance integree comportant un tel noyau magnetique ferme |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2908231A1 FR2908231A1 (fr) | 2008-05-09 |
FR2908231B1 true FR2908231B1 (fr) | 2009-01-23 |
Family
ID=38004847
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0609714A Expired - Fee Related FR2908231B1 (fr) | 2006-11-07 | 2006-11-07 | Noyau magnetique ferme en forme de spirale et micro-inductance integree comportant un tel noyau magnetique ferme |
Country Status (6)
Country | Link |
---|---|
US (1) | US20080106364A1 (fr) |
EP (1) | EP1921640B1 (fr) |
JP (1) | JP2008187166A (fr) |
AT (1) | ATE441193T1 (fr) |
DE (1) | DE602007002139D1 (fr) |
FR (1) | FR2908231B1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150061815A1 (en) | 2013-09-04 | 2015-03-05 | International Business Machines Corporation | Planar inductors with closed magnetic loops |
US10290414B2 (en) * | 2015-08-31 | 2019-05-14 | Qualcomm Incorporated | Substrate comprising an embedded inductor and a thin film magnetic core |
US10600566B2 (en) | 2016-10-13 | 2020-03-24 | International Business Machines Corporation | Method for forming a planar, closed loop magnetic structure |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3465238A (en) * | 1967-10-02 | 1969-09-02 | Jacob Marlow | Position and velocity detecting apparatus |
US4309655A (en) * | 1978-06-23 | 1982-01-05 | Lgz Landis & Gyr Zug Ag | Measuring transformer |
DE3016067A1 (de) * | 1980-04-25 | 1981-10-29 | Siemens AG, 1000 Berlin und 8000 München | Hybridschaltung und verfahren zu deren herstellung |
JPS61196505A (ja) * | 1985-02-26 | 1986-08-30 | Nec Corp | インダクタンス構造体 |
JPH01106410A (ja) * | 1987-10-20 | 1989-04-24 | Victor Co Of Japan Ltd | インダクタンス素子 |
JPH0513235A (ja) * | 1991-07-03 | 1993-01-22 | Sumitomo Electric Ind Ltd | インダクタンス素子 |
JPH07220932A (ja) * | 1994-02-04 | 1995-08-18 | Mitsubishi Electric Corp | コイル素子およびそのモジュール |
JP2694114B2 (ja) * | 1994-02-28 | 1997-12-24 | 株式会社アモルファス・電子デバイス研究所 | 薄膜磁気素子及びその製造方法 |
JP3476831B2 (ja) * | 1995-06-30 | 2003-12-10 | 日立金属株式会社 | 磁 心 |
US5847518A (en) * | 1996-07-08 | 1998-12-08 | Hitachi Ferrite Electronics, Ltd. | High voltage transformer with secondary coil windings on opposing bobbins |
US5793272A (en) * | 1996-08-23 | 1998-08-11 | International Business Machines Corporation | Integrated circuit toroidal inductor |
TR199902411A2 (xx) * | 1998-11-02 | 2000-06-21 | Lincoln Global, Inc. | Do�ru ak�m kaynak makinas� i�in ��k�� bobini ve kullanma y�ntemi |
JP2000283998A (ja) * | 1999-03-31 | 2000-10-13 | Osaki Electric Co Ltd | 電気量−磁束変換用の磁気回路 |
US6815220B2 (en) * | 1999-11-23 | 2004-11-09 | Intel Corporation | Magnetic layer processing |
FR2811135B1 (fr) * | 2000-06-29 | 2002-11-22 | Memscap | Microcomposant du type micro-inductance ou microtransformateur |
US6700472B2 (en) * | 2001-12-11 | 2004-03-02 | Intersil Americas Inc. | Magnetic thin film inductors |
JP3971697B2 (ja) * | 2002-01-16 | 2007-09-05 | Tdk株式会社 | 高周波用磁性薄膜及び磁気素子 |
US6825749B1 (en) * | 2004-01-26 | 2004-11-30 | National Applied Research Laboratories National Chip Implementation Center | Symmetric crossover structure of two lines for RF integrated circuits |
JP4541800B2 (ja) * | 2004-08-20 | 2010-09-08 | ルネサスエレクトロニクス株式会社 | インダクタを備えた半導体装置 |
KR100688858B1 (ko) * | 2004-12-30 | 2007-03-02 | 삼성전기주식회사 | 스파이럴 3차원 인덕터를 내장한 인쇄회로기판 및 그 제조방법 |
-
2006
- 2006-11-07 FR FR0609714A patent/FR2908231B1/fr not_active Expired - Fee Related
-
2007
- 2007-10-10 US US11/907,215 patent/US20080106364A1/en not_active Abandoned
- 2007-10-30 JP JP2007281911A patent/JP2008187166A/ja active Pending
- 2007-11-06 AT AT07354060T patent/ATE441193T1/de not_active IP Right Cessation
- 2007-11-06 DE DE602007002139T patent/DE602007002139D1/de active Active
- 2007-11-06 EP EP07354060A patent/EP1921640B1/fr not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
EP1921640B1 (fr) | 2009-08-26 |
US20080106364A1 (en) | 2008-05-08 |
DE602007002139D1 (de) | 2009-10-08 |
ATE441193T1 (de) | 2009-09-15 |
EP1921640A1 (fr) | 2008-05-14 |
FR2908231A1 (fr) | 2008-05-09 |
JP2008187166A (ja) | 2008-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |
Effective date: 20110801 |