CN102422533B - 共模过滤器 - Google Patents
共模过滤器 Download PDFInfo
- Publication number
- CN102422533B CN102422533B CN201080020817.5A CN201080020817A CN102422533B CN 102422533 B CN102422533 B CN 102422533B CN 201080020817 A CN201080020817 A CN 201080020817A CN 102422533 B CN102422533 B CN 102422533B
- Authority
- CN
- China
- Prior art keywords
- mentioned
- belling
- earth electrode
- common mode
- passive
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 53
- 238000010276 construction Methods 0.000 claims description 8
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 claims description 6
- 239000004020 conductor Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 20
- 230000015572 biosynthetic process Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000007639 printing Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000005562 fading Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
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- 230000002238 attenuated effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
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- 238000007906 compression Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000039 congener Substances 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/203—Strip line filters
- H01P1/20327—Electromagnetic interstage coupling
- H01P1/20336—Comb or interdigital filters
- H01P1/20345—Multilayer filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/203—Strip line filters
- H01P1/2039—Galvanic coupling between Input/Output
-
- 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
- H03H7/42—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
- H03H7/425—Balance-balance networks
- H03H7/427—Common-mode filters
-
- 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
- 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
- H03H2001/0021—Constructional details
- H03H2001/0085—Multilayer, e.g. LTCC, HTCC, green sheets
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Filters And Equalizers (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
Description
Claims (15)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009-174199 | 2009-07-27 | ||
JP2009174199 | 2009-07-27 | ||
PCT/JP2010/062208 WO2011013543A1 (ja) | 2009-07-27 | 2010-07-21 | コモンモードフィルタ |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102422533A CN102422533A (zh) | 2012-04-18 |
CN102422533B true CN102422533B (zh) | 2014-09-03 |
Family
ID=43529202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080020817.5A Active CN102422533B (zh) | 2009-07-27 | 2010-07-21 | 共模过滤器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8922303B2 (zh) |
EP (1) | EP2405573A4 (zh) |
JP (1) | JP5386586B2 (zh) |
CN (1) | CN102422533B (zh) |
WO (1) | WO2011013543A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106849896A (zh) * | 2017-01-22 | 2017-06-13 | 合肥联宝信息技术有限公司 | 一种滤波器件和电子设备 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9351404B2 (en) * | 2010-11-24 | 2016-05-24 | Hitachi Metals, Ltd. | Electronic device |
JP6282388B2 (ja) * | 2011-10-24 | 2018-02-21 | デクセリアルズ株式会社 | 静電容量素子、及び共振回路 |
US9219463B2 (en) * | 2013-02-06 | 2015-12-22 | Intel Corporation | Hybrid common mode choke |
CN106233634A (zh) | 2014-04-16 | 2016-12-14 | 莱尼电缆控股有限公司 | 用于对差分数据信号进行信号传递的设备和方法 |
EP3151428A4 (en) * | 2014-05-27 | 2018-03-28 | Matsue Elmec Corporation | Common mode filter |
TWI562536B (en) | 2014-09-30 | 2016-12-11 | Wistron Corp | Common mode filter |
US9571059B2 (en) * | 2015-03-28 | 2017-02-14 | Intel Corporation | Parallel via to improve the impedance match for embedded common mode filter design |
KR101823236B1 (ko) * | 2016-04-22 | 2018-01-29 | 삼성전기주식회사 | 공통 모드 필터 |
US10749494B2 (en) | 2016-08-03 | 2020-08-18 | Mitsubishi Electric Corporation | Noise filter circuit |
US10212806B2 (en) | 2017-01-09 | 2019-02-19 | Laird Technologies, Inc. | Absorber assemblies having a dielectric spacer, and corresponding methods of assembly |
JP6845540B2 (ja) * | 2017-05-17 | 2021-03-17 | 国立大学法人信州大学 | 単層薄膜コモンモードフィルタ |
JP2019096710A (ja) * | 2017-11-22 | 2019-06-20 | パナソニックIpマネジメント株式会社 | コモンモードフィルタ実装基板 |
CN114976609B (zh) * | 2021-02-26 | 2024-04-12 | 华为技术有限公司 | 一种印刷电路板及电子设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003318687A (ja) * | 2002-02-22 | 2003-11-07 | Murata Mfg Co Ltd | ノイズフィルター |
CN1622233A (zh) * | 2003-11-28 | 2005-06-01 | Tdk株式会社 | 薄膜共模滤波器和薄膜共模滤波器阵列 |
CN200979830Y (zh) * | 2007-01-26 | 2007-11-21 | 华中科技大学 | 片式低温共烧陶瓷式共模滤波器 |
CN201063588Y (zh) * | 2007-04-29 | 2008-05-21 | 深圳市麦捷微电子科技股份有限公司 | 片式共模滤波器 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2564917B2 (ja) | 1988-04-20 | 1996-12-18 | 株式会社村田製作所 | ノイズフィルタ |
JP3073028B2 (ja) | 1989-12-25 | 2000-08-07 | 毅 池田 | Lcノイズフィルタおよびその製造方法 |
US5126707A (en) | 1989-12-25 | 1992-06-30 | Takeshi Ikeda | Laminated lc element and method for manufacturing the same |
JP2817487B2 (ja) * | 1991-12-09 | 1998-10-30 | 株式会社村田製作所 | チップ型方向性結合器 |
JPH0568102U (ja) * | 1992-02-18 | 1993-09-10 | 株式会社東芝 | 積層基板 |
JPH06224045A (ja) | 1993-01-28 | 1994-08-12 | Soshin Denki Kk | Lc複合素子 |
JP3000998B1 (ja) | 1998-08-12 | 2000-01-17 | 株式会社村田製作所 | 差動伝送線路用コモンモードチョークコイル |
JP2000286618A (ja) * | 1999-03-30 | 2000-10-13 | Murata Mfg Co Ltd | ディレイライン |
US6765450B2 (en) * | 2002-06-28 | 2004-07-20 | Texas Instruments Incorporated | Common mode rejection in differential pairs using slotted ground planes |
WO2006106767A1 (ja) * | 2005-03-30 | 2006-10-12 | Matsushita Electric Industrial Co., Ltd. | 伝送線路対及び伝送線路群 |
TWI350717B (en) * | 2007-09-20 | 2011-10-11 | Compal Electronics Inc | Layout of circuit board |
TWI407461B (zh) * | 2009-08-10 | 2013-09-01 | Univ Nat Taiwan | 共模雜訊濾波電路、共模雜訊濾波元件及共模雜訊濾波結構 |
-
2010
- 2010-07-21 CN CN201080020817.5A patent/CN102422533B/zh active Active
- 2010-07-21 EP EP10804289.6A patent/EP2405573A4/en not_active Ceased
- 2010-07-21 WO PCT/JP2010/062208 patent/WO2011013543A1/ja active Application Filing
- 2010-07-21 US US13/145,733 patent/US8922303B2/en active Active
- 2010-07-21 JP JP2011524738A patent/JP5386586B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003318687A (ja) * | 2002-02-22 | 2003-11-07 | Murata Mfg Co Ltd | ノイズフィルター |
CN1622233A (zh) * | 2003-11-28 | 2005-06-01 | Tdk株式会社 | 薄膜共模滤波器和薄膜共模滤波器阵列 |
CN200979830Y (zh) * | 2007-01-26 | 2007-11-21 | 华中科技大学 | 片式低温共烧陶瓷式共模滤波器 |
CN201063588Y (zh) * | 2007-04-29 | 2008-05-21 | 深圳市麦捷微电子科技股份有限公司 | 片式共模滤波器 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106849896A (zh) * | 2017-01-22 | 2017-06-13 | 合肥联宝信息技术有限公司 | 一种滤波器件和电子设备 |
Also Published As
Publication number | Publication date |
---|---|
WO2011013543A1 (ja) | 2011-02-03 |
CN102422533A (zh) | 2012-04-18 |
US20110279197A1 (en) | 2011-11-17 |
JP5386586B2 (ja) | 2014-01-15 |
US8922303B2 (en) | 2014-12-30 |
EP2405573A1 (en) | 2012-01-11 |
JPWO2011013543A1 (ja) | 2013-01-07 |
EP2405573A4 (en) | 2014-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: MATSUE ELMEC CORP. Free format text: FORMER OWNER: ELMEC CORP. Effective date: 20140307 |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20140307 Address after: Shimane Prefecture, Japan, Songjiang City Applicant after: Matsue Elmec Corp. Address before: Kawasaki, Kanagawa, Japan Applicant before: ELMEC Corp. |
|
TA01 | Transfer of patent application right | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170914 Address after: Kawasaki, Kanagawa, Japan Patentee after: ELMEC Corp. Address before: Shimane Prefecture, Japan, Songjiang City Patentee before: Matsue Elmec Corp. |
|
TR01 | Transfer of patent right |