DE60322312D1 - Variabler Induktor und Verfahren zur Einstellung der Induktivität - Google Patents

Variabler Induktor und Verfahren zur Einstellung der Induktivität

Info

Publication number
DE60322312D1
DE60322312D1 DE60322312T DE60322312T DE60322312D1 DE 60322312 D1 DE60322312 D1 DE 60322312D1 DE 60322312 T DE60322312 T DE 60322312T DE 60322312 T DE60322312 T DE 60322312T DE 60322312 D1 DE60322312 D1 DE 60322312D1
Authority
DE
Germany
Prior art keywords
inductance
adjusting
variable inductor
inductor
variable
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
DE60322312T
Other languages
English (en)
Inventor
Kazuya Masu
Akira Shimokohbe
Seiichi Hata
Yoshio Satoh
Fumio Yamagishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu 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
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE60322312D1 publication Critical patent/DE60322312D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01F27/02—Casings
    • H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H01F21/04—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by relative movement of turns or parts of windings
    • 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
    • H01F41/045—Trimming
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
DE60322312T 2002-09-13 2003-08-28 Variabler Induktor und Verfahren zur Einstellung der Induktivität Expired - Lifetime DE60322312D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002268463A JP3754406B2 (ja) 2002-09-13 2002-09-13 可変インダクタおよびそのインダクタンス調整方法

Publications (1)

Publication Number Publication Date
DE60322312D1 true DE60322312D1 (de) 2008-09-04

Family

ID=31884816

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60322312T Expired - Lifetime DE60322312D1 (de) 2002-09-13 2003-08-28 Variabler Induktor und Verfahren zur Einstellung der Induktivität

Country Status (6)

Country Link
US (1) US7071806B2 (de)
EP (1) EP1398802B1 (de)
JP (1) JP3754406B2 (de)
KR (1) KR100949327B1 (de)
CN (1) CN1259674C (de)
DE (1) DE60322312D1 (de)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6642709B2 (en) * 2001-10-17 2003-11-04 A.J. Rose Manufacturing Co. Signal wheel for generating rotational position signal
JP4217438B2 (ja) * 2002-07-26 2009-02-04 Ｆｄｋ株式会社 マイクロコンバータ
JP3754406B2 (ja) * 2002-09-13 2006-03-15 富士通株式会社 可変インダクタおよびそのインダクタンス調整方法
US7264419B2 (en) * 2003-03-19 2007-09-04 Applied Process Technology, Inc. System and method for remediating contaminated soil and groundwater in situ
CN1251255C (zh) * 2004-05-10 2006-04-12 阎跃军 可调电感器
JP2006286805A (ja) * 2005-03-31 2006-10-19 Fujitsu Ltd 可変インダクタ
JP4668719B2 (ja) * 2005-07-25 2011-04-13 Ｏｋｉセミコンダクタ株式会社 インダクタの特性調整方法
WO2007028410A1 (en) * 2005-09-08 2007-03-15 Alcan Technology & Management Ltd. Forming tool
KR100794796B1 (ko) * 2005-09-08 2008-01-15 삼성전자주식회사 가변 인덕터
US20080018424A1 (en) * 2006-07-10 2008-01-24 3M Innovative Properties Company Inductive sensor
US7948380B2 (en) * 2006-09-06 2011-05-24 3M Innovative Properties Company Spatially distributed remote sensor
CN101188159B (zh) * 2006-11-24 2011-01-12 阎跃军 分段可调电感器
KR100869741B1 (ko) * 2006-12-29 2008-11-21 동부일렉트로닉스 주식회사 나선형 인덕터
KR100861103B1 (ko) 2007-05-22 2008-10-01 송만호 표면 실장형 파워 인덕터 및 그 제조 방법
TWI340612B (en) * 2007-07-24 2011-04-11 Advanced Semiconductor Eng Circuit substrate and method for fabricating inductive circuit
TWI386134B (zh) * 2008-09-15 2013-02-11 Universal Scient Ind Shanghai 電路板式薄型電感結構
US20110175602A1 (en) * 2009-12-23 2011-07-21 California Institute Of Technology Inductors with uniform magnetic field strength in the near-field
US9599591B2 (en) 2009-03-06 2017-03-21 California Institute Of Technology Low cost, portable sensor for molecular assays
US20110198937A1 (en) * 2010-02-15 2011-08-18 Qualcomm Incorporated Impedance neutral wireless power receivers
US20130300529A1 (en) * 2012-04-24 2013-11-14 Cyntec Co., Ltd. Coil structure and electromagnetic component using the same
US9431473B2 (en) 2012-11-21 2016-08-30 Qualcomm Incorporated Hybrid transformer structure on semiconductor devices
US10002700B2 (en) 2013-02-27 2018-06-19 Qualcomm Incorporated Vertical-coupling transformer with an air-gap structure
US9634645B2 (en) 2013-03-14 2017-04-25 Qualcomm Incorporated Integration of a replica circuit and a transformer above a dielectric substrate
CN104134532B (zh) * 2013-05-03 2017-09-08 胜美达电机（香港）有限公司 一种可变内径的线圈及利用其制成的电子模块
CN103347367A (zh) * 2013-06-04 2013-10-09 青岛海信宽带多媒体技术有限公司 基于射频电路的电感元件制作方法
US9831026B2 (en) * 2013-07-24 2017-11-28 Globalfoundries Inc. High efficiency on-chip 3D transformer structure
US9449753B2 (en) 2013-08-30 2016-09-20 Qualcomm Incorporated Varying thickness inductor
KR101539879B1 (ko) * 2014-01-02 2015-07-27 삼성전기주식회사 칩 전자부품
CN103903838B (zh) * 2014-03-27 2016-02-10 西北核技术研究所 一种紧凑型电感一体化电极及其加工方法
US9906318B2 (en) 2014-04-18 2018-02-27 Qualcomm Incorporated Frequency multiplexer
US20160109307A1 (en) * 2014-10-17 2016-04-21 Qualcomm Incorporated System and method for spiral contact force sensors
KR102130671B1 (ko) * 2015-06-16 2020-07-06 삼성전기주식회사 가변 인덕터 및 가변 인덕터 모듈
JP6447405B2 (ja) * 2015-08-04 2019-01-09 株式会社村田製作所 可変インダクタ
JP6561745B2 (ja) * 2015-10-02 2019-08-21 株式会社村田製作所 インダクタ部品、パッケージ部品およびスィッチングレギュレータ
US10262786B2 (en) 2016-07-26 2019-04-16 Qualcomm Incorporated Stepped-width co-spiral inductor structure
CN106548852B (zh) * 2016-09-21 2019-06-21 广东风华高新科技股份有限公司 叠层电感及电子设备
KR102441498B1 (ko) 2017-07-25 2022-09-07 엘지이노텍 주식회사 코일 장치 및 이를 포함하는 무선충전장치
US11164694B2 (en) * 2019-09-27 2021-11-02 Apple Inc. Low-spurious electric-field inductor design
CN114724801A (zh) * 2022-04-06 2022-07-08 东南大学 一种可伸缩的平面螺旋电感结构

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2116353B1 (de) * 1970-10-19 1976-04-16 Ates Componenti Elettron
US4035695A (en) * 1974-08-05 1977-07-12 Motorola, Inc. Microelectronic variable inductor
US5239289A (en) * 1991-09-04 1993-08-24 International Business Machines Corporation Tunable inductor
JPH05159938A (ja) 1991-12-02 1993-06-25 Murata Mfg Co Ltd インダクタンス可変コイル
TW262595B (de) * 1993-11-17 1995-11-11 Ikeda Takeshi
US5426404A (en) * 1994-01-28 1995-06-20 Motorola, Inc. Electrical circuit using low volume multilayer transmission line devices
WO1997023953A1 (fr) * 1995-12-25 1997-07-03 Matsushita Electric Industrial Co., Ltd. Dispositif haute-frequence
FR2747252A1 (fr) * 1996-04-03 1997-10-10 Philips Electronics Nv Appareil comprenant au moins un dispositif d'inductance reglable
US6005467A (en) * 1997-02-11 1999-12-21 Pulse Engineering, Inc. Trimmable inductor
JP3250503B2 (ja) * 1997-11-11 2002-01-28 株式会社村田製作所 可変インダクタ素子
US6127908A (en) * 1997-11-17 2000-10-03 Massachusetts Institute Of Technology Microelectro-mechanical system actuator device and reconfigurable circuits utilizing same
JP3942264B2 (ja) * 1998-03-11 2007-07-11 富士通株式会社 半導体基板上に形成されるインダクタンス素子
JP3384977B2 (ja) * 1999-02-02 2003-03-10 株式会社村田製作所 可変インダクタンス素子
JP3159196B2 (ja) 1999-02-04 2001-04-23 株式会社村田製作所 可変インダクタンス素子
JP3099066B1 (ja) * 1999-05-07 2000-10-16 東京工業大学長 薄膜構造体の製造方法
US6184755B1 (en) * 1999-07-16 2001-02-06 Lucent Technologies, Inc. Article comprising a variable inductor
JP3754406B2 (ja) * 2002-09-13 2006-03-15 富士通株式会社 可変インダクタおよびそのインダクタンス調整方法

Also Published As

Publication number Publication date
US20040090298A1 (en) 2004-05-13
JP3754406B2 (ja) 2006-03-15
US7071806B2 (en) 2006-07-04
EP1398802A2 (de) 2004-03-17
CN1489158A (zh) 2004-04-14
CN1259674C (zh) 2006-06-14
EP1398802A3 (de) 2006-02-15
KR100949327B1 (ko) 2010-03-23
KR20040024467A (ko) 2004-03-20
JP2004111452A (ja) 2004-04-08
EP1398802B1 (de) 2008-07-23

Similar Documents

Publication Publication Date Title
DE60322312D1 (de) Variabler Induktor und Verfahren zur Einstellung der Induktivität
DE50213224D1 (de) Induktives bauelement und verfahren zu seiner herstellung
DE60223757D1 (de) Buchbindevorrichtung und Verfahren
EP1679727A4 (de) Induktive einrichtung und verfahren zu ihrer herstellung
DE50309284D1 (de) Verfahren und einrichtung zur adaptiven leistungsregelung
DE602004012464D1 (de) Verfahren zur Steuerung der Etikettenfrequenz
DE60333968D1 (de) Verfahren und Einrichtung zur Frequenzmodulation
DE50103010D1 (de) Induktives bauelement und verfahren zu seiner herstellung
DE50214717D1 (de) Und verfahren zu seiner herstellung
DE502004011667D1 (de) Steuergeräteeinheit und verfahren zur herstellung derselben
DE60201850D1 (de) Elektromagnetischer Wellenabsorber und Verfahren zu dessen Herstellung
DE602004017600D1 (de) Abbildungseinrichtung und herstellungsverfahren dafür
DE60331901D1 (de) Drainagevorrichtungen und verfahren
DE60301087D1 (de) Basisstation und Verfahren zur Regelung der Übertragungsleistung
DE60315228D1 (de) Einrichtung und verfahren zur rückkopplungskontrolle
DE60320277D1 (de) Z-verschluss und verfahren zur dessen montage
DE60208523D1 (de) Spulenbauteil und verfahren zu seiner herstellung
DE602005010998D1 (de) Verfahren und einrichtung zur herstellung von metallfolien
DE60201390D1 (de) Kondensatormikrofon und Verfahren zur dessen Herstellung
DE60113459D1 (de) Spulenfilter und verfahren zu seiner herstellung
DE60213444D1 (de) Fluorpolymerlaminate und verfahren zur herstellung derselben
DE60317411D1 (de) Verfahren und System zur Verminderung der Strahlungsbelastung
DE60323590D1 (de) Kreuztischvorrichtung und Verfahren zur Steuerung derselben
DE50312128D1 (de) Lenkung und Verfahren zur Lenkung
DE602004030893D1 (de) Robotervorrichtung und verfahren zur steuerung derselben

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE