KR20070073985A - 노이즈 필터 - Google Patents
노이즈 필터 Download PDFInfo
- Publication number
- KR20070073985A KR20070073985A KR1020077013898A KR20077013898A KR20070073985A KR 20070073985 A KR20070073985 A KR 20070073985A KR 1020077013898 A KR1020077013898 A KR 1020077013898A KR 20077013898 A KR20077013898 A KR 20077013898A KR 20070073985 A KR20070073985 A KR 20070073985A
- Authority
- KR
- South Korea
- Prior art keywords
- lead wire
- base member
- noise filter
- capacitor
- cylindrical ferrite
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 57
- 239000011324 bead Substances 0.000 claims abstract description 50
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 50
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000004519 manufacturing process Methods 0.000 description 8
- 229910000679 solder Inorganic materials 0.000 description 7
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/075—Ladder networks, e.g. electric wave filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/35—Feed-through capacitors or anti-noise capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/40—Structural combinations of fixed capacitors with other electric elements, the structure mainly consisting of a capacitor, e.g. RC combinations
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
- H03H1/0007—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network of radio frequency interference filters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Filters And Equalizers (AREA)
- Coils Or Transformers For Communication (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Transplanting Machines (AREA)
- Inorganic Insulating Materials (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
Description
Claims (4)
- 베이스 부재와, 신호 라인용 리드선 및 그라운드용 리드선과, 상기 신호 라인용 리드선에 삽통된 통형상 페라이트 비드와, 상기 신호 라인용 리드선의 상기 통형상 페라이트 비드의 출력측에 삽통된 관통 커패시터와, 상기 신호 라인용 리드선의 상기 통형상 페라이트 비드의 입력측과 상기 그라운드용 리드선 사이에 전기적으로 접속된 커패시터를 구비하고,상기 신호 라인용 리드선 및 상기 그라운드용 리드선의 각각의 단부가 평탄형상으로 형성됨과 동시에 상기 베이스 부재의 외면을 따라 구부러져서, 상기 베이스 부재의 바닥면보다도 돌출한 외부단자로 되어 있는 것을 특징으로 하는 노이즈 필터.
- 베이스 부재와, 신호 라인용 리드선 및 그라운드용 리드선과, 상기 신호 라인용 리드선에 삽통된 통형상 페라이트 비드와, 상기 신호 라인용 리드선의 상기 통형상 페라이트 비드의 출력측에 삽통된 관통 커패시터와, 상기 신호 라인용 리드선의 상기 통형상 페라이트 비드의 입력측과 상기 그라운드용 리드선 사이에 전기적으로 접속된 커패시터를 구비하고,상기 베이스 부재에는 상기 통형상 페라이트 비드 및 상기 관통 커패시터를 각각 수납하기 위한 오목부가 형성됨과 동시에, 수납된 상기 통형상 페라이트 비드의 관통구멍의 축 및 상기 관통 커패시터의 관통구멍의 축이 상기 베이스 부재상의 동일 평면에 위치하도록 상기 오목부의 깊이가 설정되어 있으며,상기 신호 라인용 리드선 및 상기 그라운드용 리드선의 각각의 단부가 평탄형상으로 형성됨과 동시에 상기 베이스 부재의 외면을 따라 구부러져서 외부단자로 되어 있는 것을 특징으로 하는 노이즈 필터.
- 제1항 또는 제2항에 있어서, 상기 베이스 부재를 덮는 윗덮개를 구비한 것을 특징으로 하는 노이즈 필터.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 통형상 페라이트 비드, 상기 관통 커패시터 및 상기 커패시터가 왁스 부재에 의해 피복됨과 동시에, 상기 베이스 부재, 상기 신호 라인용 리드선 및 상기 그라운드용 리드선에 고정되어 있는 것을 특징으로 하는 노이즈 필터.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004382064 | 2004-12-28 | ||
JPJP-P-2004-00382064 | 2004-12-28 | ||
JP2005258987A JP3861914B2 (ja) | 2004-12-28 | 2005-09-07 | ノイズフィルタ |
JPJP-P-2005-00258987 | 2005-09-07 | ||
PCT/JP2005/023744 WO2006070722A1 (ja) | 2004-12-28 | 2005-12-26 | ノイズフィルタ |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070073985A true KR20070073985A (ko) | 2007-07-10 |
KR100875370B1 KR100875370B1 (ko) | 2008-12-22 |
Family
ID=36614839
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077013898A KR100875370B1 (ko) | 2004-12-28 | 2005-12-26 | 노이즈 필터 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7605677B2 (ko) |
EP (1) | EP1833165B1 (ko) |
JP (1) | JP3861914B2 (ko) |
KR (1) | KR100875370B1 (ko) |
CN (1) | CN101088215B (ko) |
AT (1) | ATE433618T1 (ko) |
DE (1) | DE602005014889D1 (ko) |
WO (1) | WO2006070722A1 (ko) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8416043B2 (en) | 2010-05-24 | 2013-04-09 | Volterra Semiconductor Corporation | Powder core material coupled inductors and associated methods |
US9013259B2 (en) | 2010-05-24 | 2015-04-21 | Volterra Semiconductor Corporation | Powder core material coupled inductors and associated methods |
US8952776B2 (en) | 2002-12-13 | 2015-02-10 | Volterra Semiconductor Corporation | Powder core material coupled inductors and associated methods |
US7639103B2 (en) * | 2006-06-26 | 2009-12-29 | Panasonic Corporation | Piezoelectric filter, antenna duplexer, and communications apparatus employing piezoelectric resonator |
WO2009114872A1 (en) | 2008-03-14 | 2009-09-17 | Volterra Semiconductor Corporation | Magnetic components with m-phase coupling, and related inductor structures |
US9030976B2 (en) * | 2008-03-27 | 2015-05-12 | Silicon Image, Inc. | Bi-directional digital interface for video and audio (DIVA) |
US8830690B2 (en) * | 2008-09-25 | 2014-09-09 | International Business Machines Corporation | Minimizing plating stub reflections in a chip package using capacitance |
US8680712B2 (en) * | 2008-12-11 | 2014-03-25 | Silicon Image, Inc. | Power delivery over digital interaction interface for video and audio (DiiVA) |
US8040212B2 (en) | 2009-07-22 | 2011-10-18 | Volterra Semiconductor Corporation | Low profile inductors for high density circuit boards |
US8638187B2 (en) | 2009-07-22 | 2014-01-28 | Volterra Semiconductor Corporation | Low profile inductors for high density circuit boards |
US8299882B2 (en) | 2009-07-22 | 2012-10-30 | Volterra Semiconductor Corporation | Low profile inductors for high density circuit boards |
US8674802B2 (en) | 2009-12-21 | 2014-03-18 | Volterra Semiconductor Corporation | Multi-turn inductors |
US9373438B1 (en) | 2011-11-22 | 2016-06-21 | Volterra Semiconductor LLC | Coupled inductor arrays and associated methods |
US10128035B2 (en) | 2011-11-22 | 2018-11-13 | Volterra Semiconductor LLC | Coupled inductor arrays and associated methods |
US9263177B1 (en) | 2012-03-19 | 2016-02-16 | Volterra Semiconductor LLC | Pin inductors and associated systems and methods |
JP6380034B2 (ja) * | 2014-11-17 | 2018-08-29 | 株式会社豊田自動織機 | 車載用電子機器 |
CN110417252A (zh) * | 2019-07-17 | 2019-11-05 | 陕西千山航空电子有限责任公司 | 一种电源滤波盒 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57162508A (en) * | 1981-03-31 | 1982-10-06 | Tdk Corp | Pierced noise filter and its production |
US4563659A (en) * | 1982-07-28 | 1986-01-07 | Murata Manufacturing Co., Ltd. | Noise filter |
JPS5922513U (ja) * | 1982-07-28 | 1984-02-10 | 株式会社村田製作所 | ノイズフイルタ |
JPS5922514U (ja) | 1982-07-28 | 1984-02-10 | 株式会社村田製作所 | ノイズフイルタ |
JPS5996921U (ja) * | 1982-12-20 | 1984-06-30 | 株式会社村田製作所 | ノイズフイルタ |
JPH0631777Y2 (ja) | 1983-05-06 | 1994-08-22 | 株式会社村田製作所 | ノイズフィルタ |
JPS60170315A (ja) | 1984-02-14 | 1985-09-03 | Murata Mfg Co Ltd | ノイズ除去フイルタ |
JPH01142213U (ko) * | 1988-03-23 | 1989-09-29 | ||
JPH04281608A (ja) | 1991-03-11 | 1992-10-07 | Murata Mfg Co Ltd | ノイズフィルタ |
JPH04369910A (ja) * | 1991-06-18 | 1992-12-22 | Mitsubishi Materials Corp | Lcフィルタ |
US5374907A (en) * | 1992-03-05 | 1994-12-20 | Matsushita Electric Industrial Co., Ltd. | Chip type of noise suppressing filter for suppressing noise electromagnetically generated and method for manufacturing the filter |
JPH0696956A (ja) | 1992-09-17 | 1994-04-08 | Mitsubishi Electric Corp | 磁性セラミック電子部品 |
JP4030028B2 (ja) | 1996-12-26 | 2008-01-09 | シチズン電子株式会社 | Smd型回路装置及びその製造方法 |
JP2000164431A (ja) * | 1998-11-25 | 2000-06-16 | Tokin Corp | インダクタ |
JP3366916B2 (ja) | 1999-06-03 | 2003-01-14 | スミダコーポレーション株式会社 | インダクタンス素子 |
JP2002158555A (ja) | 2000-11-16 | 2002-05-31 | Tdk Corp | 積層型ノイズフィルタ |
JP2002324714A (ja) | 2001-02-21 | 2002-11-08 | Tdk Corp | コイル封入圧粉磁芯およびその製造方法 |
-
2005
- 2005-09-07 JP JP2005258987A patent/JP3861914B2/ja active Active
- 2005-12-26 WO PCT/JP2005/023744 patent/WO2006070722A1/ja active Application Filing
- 2005-12-26 CN CN2005800446026A patent/CN101088215B/zh active Active
- 2005-12-26 KR KR1020077013898A patent/KR100875370B1/ko active IP Right Grant
- 2005-12-26 DE DE602005014889T patent/DE602005014889D1/de active Active
- 2005-12-26 AT AT05820336T patent/ATE433618T1/de not_active IP Right Cessation
- 2005-12-26 EP EP05820336A patent/EP1833165B1/en active Active
-
2007
- 2007-06-26 US US11/768,301 patent/US7605677B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP1833165A1 (en) | 2007-09-12 |
EP1833165A4 (en) | 2008-03-12 |
JP3861914B2 (ja) | 2006-12-27 |
KR100875370B1 (ko) | 2008-12-22 |
CN101088215B (zh) | 2010-10-27 |
CN101088215A (zh) | 2007-12-12 |
DE602005014889D1 (de) | 2009-07-23 |
WO2006070722A1 (ja) | 2006-07-06 |
US7605677B2 (en) | 2009-10-20 |
JP2006211644A (ja) | 2006-08-10 |
EP1833165B1 (en) | 2009-06-10 |
ATE433618T1 (de) | 2009-06-15 |
US20080122556A1 (en) | 2008-05-29 |
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