TWI447754B - Common state noise filter - Google Patents

Common state noise filter Download PDF

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Publication number
TWI447754B
TWI447754B TW100134194A TW100134194A TWI447754B TW I447754 B TWI447754 B TW I447754B TW 100134194 A TW100134194 A TW 100134194A TW 100134194 A TW100134194 A TW 100134194A TW I447754 B TWI447754 B TW I447754B
Authority
TW
Taiwan
Prior art keywords
magnet
conductor portion
magnetic
lead conductor
coil conductor
Prior art date
Application number
TW100134194A
Other languages
English (en)
Chinese (zh)
Other versions
TW201222577A (en
Inventor
Kenichirou Nogi
Koji Taketomi
Yoshiyuki Motomiya
Takumi Takahashi
Hidemi Iwao
Masayuki Shimizu
Original Assignee
Taiyo Yuden Kk
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 Taiyo Yuden Kk filed Critical Taiyo Yuden Kk
Publication of TW201222577A publication Critical patent/TW201222577A/zh
Application granted granted Critical
Publication of TWI447754B publication Critical patent/TWI447754B/zh

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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2804—Printed windings
    • 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
    • H01F17/0013—Printed inductances with stacked layers
    • 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
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/29—Terminals; Tapping arrangements for signal inductances
    • H01F27/292—Surface mounted devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Filters And Equalizers (AREA)
TW100134194A 2010-09-22 2011-09-22 Common state noise filter TWI447754B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010211957A JP5542599B2 (ja) 2010-09-22 2010-09-22 コモンモードノイズフィルタ

Publications (2)

Publication Number Publication Date
TW201222577A TW201222577A (en) 2012-06-01
TWI447754B true TWI447754B (zh) 2014-08-01

Family

ID=45873785

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100134194A TWI447754B (zh) 2010-09-22 2011-09-22 Common state noise filter

Country Status (4)

Country Link
US (1) US8653928B2 (enExample)
JP (1) JP5542599B2 (enExample)
TW (1) TWI447754B (enExample)
WO (1) WO2012039296A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130293191A1 (en) 2011-01-26 2013-11-07 Panasonic Corporation Non-contact charging module and non-contact charging instrument
EP3425651A3 (en) 2011-06-14 2019-01-16 Panasonic Corporation Communication apparatus
EP2775632A4 (en) 2011-11-02 2015-07-01 Panasonic Corp CONTACTLESS WIRELESS COMMUNICATION COIL, TRANSFER COIL AND PORTABLE WIRELESS TERMINAL
US10204734B2 (en) 2011-11-02 2019-02-12 Panasonic Corporation Electronic device including non-contact charging module and near field communication antenna
JP2013169122A (ja) 2012-02-17 2013-08-29 Panasonic Corp 非接触充電モジュール及びそれを備えた携帯端末
JP6008237B2 (ja) 2012-06-28 2016-10-19 パナソニックＩｐマネジメント株式会社 携帯端末
JP6112383B2 (ja) 2012-06-28 2017-04-12 パナソニックＩｐマネジメント株式会社 携帯端末
WO2014171140A1 (ja) * 2013-04-18 2014-10-23 パナソニックＩｐマネジメント株式会社 コモンモードノイズフィルタおよびその製造方法
JP6569457B2 (ja) * 2015-10-16 2019-09-04 Tdk株式会社 コイル部品及びその製造方法、並びに、コイル部品が実装された回路基板
JP7021599B2 (ja) * 2018-04-18 2022-02-17 株式会社村田製作所 コモンモードチョークコイル

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7091816B1 (en) * 2005-03-18 2006-08-15 Tdk Corporation Common-mode choke coil

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0645307U (ja) * 1992-11-20 1994-06-14 太陽誘電株式会社 積層チップインダクタ
US6356181B1 (en) * 1996-03-29 2002-03-12 Murata Manufacturing Co., Ltd. Laminated common-mode choke coil
US20040263309A1 (en) 2003-02-26 2004-12-30 Tdk Corporation Thin-film type common-mode choke coil and manufacturing method thereof
JP2004260017A (ja) * 2003-02-26 2004-09-16 Tdk Corp 薄膜型コモンモードチョークコイル及びコモンモードチョークコイルアレイ
JP4626185B2 (ja) 2004-05-28 2011-02-02 パナソニック株式会社 コモンモードノイズフィルタ
KR100789040B1 (ko) * 2004-05-28 2007-12-26 마츠시타 덴끼 산교 가부시키가이샤 커먼모드 노이즈 필터
JP2006261585A (ja) * 2005-03-18 2006-09-28 Tdk Corp コモンモードチョークコイル
JP2006351962A (ja) * 2005-06-17 2006-12-28 Tdk Corp コモンモードフィルタアレイ
JP4687760B2 (ja) * 2008-09-01 2011-05-25 株式会社村田製作所 電子部品

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7091816B1 (en) * 2005-03-18 2006-08-15 Tdk Corporation Common-mode choke coil

Also Published As

Publication number Publication date
TW201222577A (en) 2012-06-01
WO2012039296A1 (ja) 2012-03-29
JP2012069643A (ja) 2012-04-05
US8653928B2 (en) 2014-02-18
US20130229252A1 (en) 2013-09-05
JP5542599B2 (ja) 2014-07-09

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