CN100559520C - 噪声滤波器 - Google Patents

噪声滤波器 Download PDF

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Publication number
CN100559520C
CN100559520C CNB2005100487899A CN200510048789A CN100559520C CN 100559520 C CN100559520 C CN 100559520C CN B2005100487899 A CNB2005100487899 A CN B2005100487899A CN 200510048789 A CN200510048789 A CN 200510048789A CN 100559520 C CN100559520 C CN 100559520C
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CN
China
Prior art keywords
conductor
insulator layer
inner conductor
thin plate
noise filter
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 - Fee Related
Application number
CNB2005100487899A
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English (en)
Chinese (zh)
Other versions
CN1822255A (zh
Inventor
千叶博伸
大石一夫
瓜生英一
织田武司
中山祥吾
松村和俊
元满弘法
新海淳
鹫崎智幸
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN1822255A publication Critical patent/CN1822255A/zh
Application granted granted Critical
Publication of CN100559520C publication Critical patent/CN100559520C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Coils Or Transformers For Communication (AREA)
  • Filters And Equalizers (AREA)
CNB2005100487899A 2001-01-15 2002-01-11 噪声滤波器 Expired - Fee Related CN100559520C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001006028A JP4682425B2 (ja) 2001-01-15 2001-01-15 ノイズフィルタおよびこのノイズフィルタを用いた電子機器
JP2001006028 2001-01-15
JP2001211835 2001-07-12

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CNB028034163A Division CN1272811C (zh) 2001-01-15 2002-01-11 噪声滤波器和使用该噪声滤波器的电子机器

Publications (2)

Publication Number Publication Date
CN1822255A CN1822255A (zh) 2006-08-23
CN100559520C true CN100559520C (zh) 2009-11-11

Family

ID=18873984

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2005100487899A Expired - Fee Related CN100559520C (zh) 2001-01-15 2002-01-11 噪声滤波器

Country Status (2)

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JP (1) JP4682425B2 (ja)
CN (1) CN100559520C (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005044834A (ja) * 2003-07-22 2005-02-17 Mitsubishi Materials Corp 積層型コモンモードチョークコイル及びその製造方法
JP2006303209A (ja) * 2005-04-21 2006-11-02 Matsushita Electric Ind Co Ltd コモンモードノイズフィルタ
JP4830531B2 (ja) * 2006-02-22 2011-12-07 パナソニック株式会社 積層コイル部品
JP2012169410A (ja) * 2011-02-14 2012-09-06 Tokyo Parts Ind Co Ltd コイル部品
KR101408505B1 (ko) * 2012-11-07 2014-06-17 삼성전기주식회사 커먼 모드 필터 및 그 제조방법
JP2014175349A (ja) * 2013-03-06 2014-09-22 Murata Mfg Co Ltd 積層インダクタ
KR101352631B1 (ko) * 2013-11-28 2014-01-17 김선기 고주파수용 적층형 공통모드 필터
KR102069628B1 (ko) * 2014-01-07 2020-01-23 삼성전기주식회사 코일 부품 및 그 실장 기판
KR102047563B1 (ko) * 2014-09-16 2019-11-21 삼성전기주식회사 코일 부품 및 그 실장 기판
KR102029491B1 (ko) 2014-09-16 2019-10-07 삼성전기주식회사 코일 부품 및 그 실장 기판
JP6288472B2 (ja) * 2015-07-24 2018-03-07 株式会社村田製作所 平衡不平衡変換器
KR20170106805A (ko) * 2016-03-14 2017-09-22 삼성전기주식회사 전자부품
JP2023109293A (ja) * 2022-01-27 2023-08-08 Tdk株式会社 コイル部品及びこれを備える回路基板

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2959787B2 (ja) * 1990-01-20 1999-10-06 毅 池田 積層型ｌｃノイズフィルタ及びその製造方法
JP2999494B2 (ja) * 1990-01-17 2000-01-17 毅 池田 積層型ｌｃノイズフィルタ及びその製造方法
US6384705B1 (en) * 1999-12-30 2002-05-07 Industrial Technology Research Institute Multilayer-type chip common mode filter
US6438000B1 (en) * 1999-04-27 2002-08-20 Fuji Electric Co., Ltd. Noise-cut filter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000235919A (ja) * 1999-02-15 2000-08-29 Tokin Corp 積層コモンモードチョークコイル素子

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2999494B2 (ja) * 1990-01-17 2000-01-17 毅 池田 積層型ｌｃノイズフィルタ及びその製造方法
JP2959787B2 (ja) * 1990-01-20 1999-10-06 毅 池田 積層型ｌｃノイズフィルタ及びその製造方法
US6438000B1 (en) * 1999-04-27 2002-08-20 Fuji Electric Co., Ltd. Noise-cut filter
US6384705B1 (en) * 1999-12-30 2002-05-07 Industrial Technology Research Institute Multilayer-type chip common mode filter

Also Published As

Publication number Publication date
CN1822255A (zh) 2006-08-23
JP4682425B2 (ja) 2011-05-11
JP2002217031A (ja) 2002-08-02

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Granted publication date: 20091111

Termination date: 20130111