KR890006112A - 노이즈 저감소자 - Google Patents

노이즈 저감소자

Info

Publication number
KR890006112A
KR890006112A KR1019880011541A KR880011541A KR890006112A KR 890006112 A KR890006112 A KR 890006112A KR 1019880011541 A KR1019880011541 A KR 1019880011541A KR 880011541 A KR880011541 A KR 880011541A KR 890006112 A KR890006112 A KR 890006112A
Authority
KR
South Korea
Prior art keywords
noise reduction
reduction device
noise
reduction
Prior art date
Application number
KR1019880011541A
Other languages
English (en)
Other versions
KR910009449B1 (ko
Inventor
타까오 사와
마사미 오꾸무라
다이쥬 야마다
타까오 쿠사까
히로시 사사끼
Original Assignee
가부시끼가이샤 도시바
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
Priority claimed from JP62220341A external-priority patent/JP2804029B2/ja
Priority claimed from JP62220342A external-priority patent/JP2807225B2/ja
Priority claimed from JP62220343A external-priority patent/JP2602843B2/ja
Priority claimed from JP62236142A external-priority patent/JP2637114B2/ja
Application filed by 가부시끼가이샤 도시바 filed Critical 가부시끼가이샤 도시바
Publication of KR890006112A publication Critical patent/KR890006112A/ko
Application granted granted Critical
Publication of KR910009449B1 publication Critical patent/KR910009449B1/ko

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • 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
    • H01F1/14—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 metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • 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
    • H01F17/06—Fixed inductances of the signal type  with magnetic core with core substantially closed in itself, e.g. toroid
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/04—Cores, Yokes, or armatures made from strips or ribbons
    • 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
    • H01F17/06—Fixed inductances of the signal type  with magnetic core with core substantially closed in itself, e.g. toroid
    • H01F2017/065—Core mounted around conductor to absorb noise, e.g. EMI filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
KR1019880011541A 1987-09-04 1988-09-05 노이즈 저감소자 KR910009449B1 (ko)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP62220341A JP2804029B2 (ja) 1987-06-10 1987-09-04 ノイズ低減素子
JP62-220341 1987-09-04
JP62220342A JP2807225B2 (ja) 1987-09-04 1987-09-04 ノイズ低減素子
JP62-220343 1987-09-04
JP62220343A JP2602843B2 (ja) 1987-09-04 1987-09-04 ノイズ低減素子
JP62-220342 1987-09-04
JP62236142A JP2637114B2 (ja) 1987-09-22 1987-09-22 インダクタンス素子
JP62-236142 1987-09-22

Publications (2)

Publication Number Publication Date
KR890006112A true KR890006112A (ko) 1989-05-18
KR910009449B1 KR910009449B1 (ko) 1991-11-16

Family

ID=27476957

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880011541A KR910009449B1 (ko) 1987-09-04 1988-09-05 노이즈 저감소자

Country Status (4)

Country Link
US (1) US4958134A (ko)
EP (1) EP0306041B1 (ko)
KR (1) KR910009449B1 (ko)
DE (1) DE3853111T2 (ko)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69110273T2 (de) * 1991-04-26 1996-01-25 Ibm Koaxiale schwingungsdämpfende Anordnung eines Ringkerntransformators.
US5622768A (en) * 1992-01-13 1997-04-22 Kabushiki Kaishi Toshiba Magnetic core
JPH06236819A (ja) * 1993-01-11 1994-08-23 Boam R & D Co Ltd フェライト磁性体チップビード構造及びその製造方法
US5536978A (en) * 1994-11-01 1996-07-16 Electric Power Research Institute, Inc. Net current control device
US5850114A (en) * 1996-12-23 1998-12-15 Froidevaux; Jean-Claude Device for improving the quality of audio and/or video signals
DE59804260D1 (de) * 1997-10-14 2002-07-04 Vacuumschmelze Gmbh Drossel zur funkentstörung
JP4244123B2 (ja) * 2002-08-20 2009-03-25 日立金属株式会社 レゾネータ
US7052283B2 (en) * 2004-06-18 2006-05-30 John Mezzalingua Associates, Inc. Sheath current attenuator for coaxial cable
JP5175843B2 (ja) * 2007-04-17 2013-04-03 株式会社東芝 インダクタンス素子とその製造方法、およびそれを用いたスイッチング電源
WO2009054129A1 (ja) 2007-10-24 2009-04-30 Kabushiki Kaisha Toshiba インダクタンス素子とその製造方法、およびそれを用いたスイッチング電源
US20110074383A1 (en) * 2009-09-29 2011-03-31 Astec International Limited Assemblies and Methods for Sensing Current Through Semiconductor Device Leads

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3411111A (en) * 1965-11-05 1968-11-12 Army Usa Mast for loop direction finding system
US4116728B1 (en) * 1976-09-02 1994-05-03 Gen Electric Treatment of amorphous magnetic alloys to produce a wide range of magnetic properties
DE2824749A1 (de) * 1978-06-06 1979-12-13 Vacuumschmelze Gmbh Induktives bauelement und verfahren zu seiner herstellung
JPS56136948A (en) * 1980-03-28 1981-10-26 Hitachi Ltd Amorphous alloy for magnetic head core
US4637843A (en) * 1982-05-06 1987-01-20 Tdk Corporation Core of a noise filter comprised of an amorphous alloy
US4656451A (en) * 1986-01-23 1987-04-07 Ferronics, Inc. Electronic noise suppressor
CA1297148C (en) * 1986-06-30 1992-03-10 Randall Cross Clayburn High frequency signal suppression component
US4818957A (en) * 1988-03-31 1989-04-04 Hewlett-Packard Company Ferrite toroid isolator

Also Published As

Publication number Publication date
DE3853111T2 (de) 1995-08-03
US4958134A (en) 1990-09-18
KR910009449B1 (ko) 1991-11-16
EP0306041A3 (en) 1991-01-16
EP0306041B1 (en) 1995-02-22
EP0306041A2 (en) 1989-03-08
DE3853111D1 (de) 1995-03-30

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20071029

Year of fee payment: 17

EXPY Expiration of term