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WO2008087788A1 - 非可逆回路素子及びその製造方法 - Google Patents

非可逆回路素子及びその製造方法 Download PDF

Info

Publication number
WO2008087788A1
WO2008087788A1 PCT/JP2007/071988 JP2007071988W WO2008087788A1 WO 2008087788 A1 WO2008087788 A1 WO 2008087788A1 JP 2007071988 W JP2007071988 W JP 2007071988W WO 2008087788 A1 WO2008087788 A1 WO 2008087788A1
Authority
WO
WIPO (PCT)
Prior art keywords
circuit element
ferrite
reversible circuit
manufacturing
resin layer
Prior art date
Application number
PCT/JP2007/071988
Other languages
English (en)
French (fr)
Inventor
Takaya Wada
Original Assignee
Murata Manufacturing 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 Murata Manufacturing Co., Ltd. filed Critical Murata Manufacturing Co., Ltd.
Priority to JP2008529399A priority Critical patent/JP4858543B2/ja
Priority to EP07831718.7A priority patent/EP2105987B1/en
Priority to CN200780001530.6A priority patent/CN101371399B/zh
Priority to US12/127,938 priority patent/US7522012B2/en
Publication of WO2008087788A1 publication Critical patent/WO2008087788A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/36—Isolators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F2003/103—Magnetic circuits with permanent magnets
    • 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
    • H01F2017/048—Fixed inductances of the signal type  with magnetic core with encapsulating core, e.g. made of resin and magnetic powder
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing
    • Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
    • Y10T29/4913—Assembling to base an electrical component, e.g., capacitor, etc.
    • Y10T29/49133—Assembling to base an electrical component, e.g., capacitor, etc. with component orienting
    • Y10T29/49135—Assembling to base an electrical component, e.g., capacitor, etc. with component orienting and shaping, e.g., cutting or bending, etc.

Landscapes

  • Non-Reversible Transmitting Devices (AREA)
  • Coils Or Transformers For Communication (AREA)

Abstract

　簡単な構造からなって製造が容易であり、かつ、電気特性が良好な非可逆回路素子及びその製造方法を得る。 　永久磁石（４１）と、該永久磁石（４１）により直流磁界が印加されるフェライト（３２）と、該フェライト（３２）に配置された第１及び第２の中心電極と、回路基板（２０）とを備えた非可逆回路素子（２ポート型アイソレータ）。回路基板（２０）上に搭載されたフェライト・磁石組立体（３０）は、樹脂層（１０）によって覆われている。該樹脂層（１０）は、非磁性樹脂材からなる最内層（１１）と、磁性を有するフィラーを混合した磁性樹脂層（１２）とからなる。                                                                             
PCT/JP2007/071988 2007-01-18 2007-11-13 非可逆回路素子及びその製造方法 WO2008087788A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2008529399A JP4858543B2 (ja) 2007-01-18 2007-11-13 非可逆回路素子及びその製造方法
EP07831718.7A EP2105987B1 (en) 2007-01-18 2007-11-13 Non-reversible circuit element and method of manufacturing it
CN200780001530.6A CN101371399B (zh) 2007-01-18 2007-11-13 非可逆电路元件及其制造方法
US12/127,938 US7522012B2 (en) 2007-01-18 2008-05-28 Nonreciprocal circuit device and manufacturing method of the same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007009489 2007-01-18
JP2007-009489 2007-01-18

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/127,938 Continuation US7522012B2 (en) 2007-01-18 2008-05-28 Nonreciprocal circuit device and manufacturing method of the same

Publications (1)

Publication Number Publication Date
WO2008087788A1 true WO2008087788A1 (ja) 2008-07-24

Family

ID=39635794

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/071988 WO2008087788A1 (ja) 2007-01-18 2007-11-13 非可逆回路素子及びその製造方法

Country Status (5)

Country Link
US (1) US7522012B2 (ja)
EP (1) EP2105987B1 (ja)
JP (1) JP4858543B2 (ja)
CN (1) CN101371399B (ja)
WO (1) WO2008087788A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012035724A1 (ja) * 2010-09-15 2012-03-22 株式会社村田製作所 複合電子モジュール
JP2013070287A (ja) * 2011-09-23 2013-04-18 Murata Mfg Co Ltd 送信モジュール
JP5553130B2 (ja) * 2011-03-31 2014-07-16 株式会社村田製作所 フェライト・磁石素子及びその製造方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5024342B2 (ja) * 2009-09-16 2012-09-12 株式会社村田製作所 回路モジュール
JP5532945B2 (ja) * 2010-01-15 2014-06-25 株式会社村田製作所 回路モジュール
JP5983859B2 (ja) * 2013-03-08 2016-09-06 株式会社村田製作所 非可逆回路素子及びモジュール
CN107431261A (zh) * 2015-03-27 2017-12-01 株式会社村田制作所 不可逆电路元件、高频电路及通信装置
JP6354683B2 (ja) * 2015-07-03 2018-07-11 株式会社村田製作所 コイル部品
JP6900963B2 (ja) * 2019-03-15 2021-07-14 Tdk株式会社 非可逆回路素子及びこれを用いた通信装置

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016510A (en) 1976-05-03 1977-04-05 Motorola, Inc. Broadband two-port isolator
JPS61136604U (ja) * 1985-02-15 1986-08-25
JPH01117501A (ja) * 1987-10-30 1989-05-10 Murata Mfg Co Ltd 非可逆回路素子
US20020008595A1 (en) 2000-06-30 2002-01-24 Akira Ohta Radio-frequency composite element
JP2002198707A (ja) 2000-06-14 2002-07-12 Murata Mfg Co Ltd 非可逆回路素子および通信装置
US20020158703A1 (en) 2001-02-16 2002-10-31 Murata Manufacturing Co., Ltd. Nonreciprocal circuit device and communication apparatus using same
WO2006011383A1 (ja) 2004-07-30 2006-02-02 Murata Manufacturing Co., Ltd. 非可逆回路素子、その製造方法及び通信装置
WO2006093039A1 (ja) 2005-03-04 2006-09-08 Murata Manufacturing Co., Ltd. 非可逆回路素子及び通信装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5252370Y2 (ja) 1971-04-28 1977-11-29
JPH0728167B2 (ja) 1987-10-30 1995-03-29 株式会社村田製作所 非可逆回路素子
JP2666339B2 (ja) 1988-03-31 1997-10-22 株式会社 村田製作所 非可逆回路素子
US5653841A (en) * 1995-04-13 1997-08-05 Martin Marietta Corporation Fabrication of compact magnetic circulator components in microwave packages using high density interconnections
JP3796290B2 (ja) * 1996-05-15 2006-07-12 Ｎｅｃトーキン株式会社 電子部品及びその製造方法
JP4348698B2 (ja) 2004-07-01 2009-10-21 日立金属株式会社 非可逆回路素子
JP4192883B2 (ja) 2004-11-02 2008-12-10 株式会社村田製作所 ２ポート型非可逆回路素子および通信装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016510A (en) 1976-05-03 1977-04-05 Motorola, Inc. Broadband two-port isolator
JPS61136604U (ja) * 1985-02-15 1986-08-25
JPH01117501A (ja) * 1987-10-30 1989-05-10 Murata Mfg Co Ltd 非可逆回路素子
JP2002198707A (ja) 2000-06-14 2002-07-12 Murata Mfg Co Ltd 非可逆回路素子および通信装置
US20020008595A1 (en) 2000-06-30 2002-01-24 Akira Ohta Radio-frequency composite element
US20020158703A1 (en) 2001-02-16 2002-10-31 Murata Manufacturing Co., Ltd. Nonreciprocal circuit device and communication apparatus using same
WO2006011383A1 (ja) 2004-07-30 2006-02-02 Murata Manufacturing Co., Ltd. 非可逆回路素子、その製造方法及び通信装置
WO2006093039A1 (ja) 2005-03-04 2006-09-08 Murata Manufacturing Co., Ltd. 非可逆回路素子及び通信装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2105987A4

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012035724A1 (ja) * 2010-09-15 2012-03-22 株式会社村田製作所 複合電子モジュール
US8502616B2 (en) 2010-09-15 2013-08-06 Murata Manufacturing Co., Ltd. Composite electronic module
JP5553130B2 (ja) * 2011-03-31 2014-07-16 株式会社村田製作所 フェライト・磁石素子及びその製造方法
JP2013070287A (ja) * 2011-09-23 2013-04-18 Murata Mfg Co Ltd 送信モジュール

Also Published As

Publication number Publication date
CN101371399A (zh) 2009-02-18
US7522012B2 (en) 2009-04-21
US20080218289A1 (en) 2008-09-11
EP2105987A4 (en) 2010-04-14
EP2105987A1 (en) 2009-09-30
JPWO2008087788A1 (ja) 2010-05-06
CN101371399B (zh) 2012-08-29
JP4858543B2 (ja) 2012-01-18
EP2105987B1 (en) 2016-07-20

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