CN117413328A - 线圈部件 - Google Patents

线圈部件 Download PDF

Info

Publication number
CN117413328A
CN117413328A CN202280034579.6A CN202280034579A CN117413328A CN 117413328 A CN117413328 A CN 117413328A CN 202280034579 A CN202280034579 A CN 202280034579A CN 117413328 A CN117413328 A CN 117413328A
Authority
CN
China
Prior art keywords
coil
conductor
external electrode
coil component
region
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.)
Pending
Application number
CN202280034579.6A
Other languages
English (en)
Chinese (zh)
Inventor
重松悟史
石塚健一
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.)
Murata Manufacturing Co Ltd
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
Publication of CN117413328A publication Critical patent/CN117413328A/zh
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G06K19/07773—Antenna details
    • G06K19/07777—Antenna details the antenna being of the inductive type
    • G06K19/07784—Antenna details the antenna being of the inductive type the inductive antenna consisting of a plurality of coils stacked on top of one another
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/0772—Physical layout of the record carrier
    • G06K19/07722—Physical layout of the record carrier the record carrier being multilayered, e.g. laminated sheets
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G06K19/07773—Antenna details
    • G06K19/07777—Antenna details the antenna being of the inductive type
    • G06K19/07779—Antenna details the antenna being of the inductive type the inductive antenna being a coil
    • G06K19/07781—Antenna details the antenna being of the inductive type the inductive antenna being a coil the coil being fabricated in a winding process
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type
    • 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
    • H01F17/0013—Printed inductances with stacked layers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/28—Impedance matching networks
    • 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
    • H03H7/38—Impedance-matching networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
CN202280034579.6A 2021-05-18 2022-04-25 线圈部件 Pending CN117413328A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021083940 2021-05-18
JP2021-083940 2021-05-18
PCT/JP2022/018739 WO2022244601A1 (ja) 2021-05-18 2022-04-25 コイル部品

Publications (1)

Publication Number Publication Date
CN117413328A true CN117413328A (zh) 2024-01-16

Family

ID=84141401

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280034579.6A Pending CN117413328A (zh) 2021-05-18 2022-04-25 线圈部件

Country Status (4)

Country Link
US (1) US12288119B2 (https=)
JP (1) JPWO2022244601A1 (https=)
CN (1) CN117413328A (https=)
WO (1) WO2022244601A1 (https=)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10126191A (ja) * 1996-10-14 1998-05-15 Mitsubishi Materials Corp 固体電子部品
JP2001006935A (ja) * 1999-06-24 2001-01-12 Murata Mfg Co Ltd チョークコイル
JP2009295819A (ja) * 2008-06-05 2009-12-17 Murata Mfg Co Ltd 電子部品
US20140145796A1 (en) * 2012-11-28 2014-05-29 Tdk Corporation Common mode filter
JP2015228438A (ja) * 2014-06-02 2015-12-17 Tdk株式会社 積層コイル部品
JP2017092143A (ja) * 2015-11-05 2017-05-25 Tdk株式会社 積層ローパスフィルタ
CN112117103A (zh) * 2019-06-21 2020-12-22 Tdk株式会社 层叠线圈部件

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2611063B2 (ja) * 1990-07-24 1997-05-21 ティーディーケイ株式会社 高周波回路
EP0523241B1 (en) 1991-02-05 1997-07-23 TDK Corporation Dielectric filter
JPH10200357A (ja) 1996-12-31 1998-07-31 Taiyo Yuden Co Ltd 積層型ｌｃ複合部品及びその特性調整方法
JP4678563B2 (ja) * 1999-05-25 2011-04-27 日立金属株式会社 積層型コモンモードチョークコイル
JP6471962B2 (ja) * 2014-01-29 2019-02-20 パナソニックＩｐマネジメント株式会社 共鳴結合器、伝送装置、スイッチングシステム、および、方向性結合器
US9831837B2 (en) 2014-11-05 2017-11-28 Qualcomm Incorporated Dynamic power divider circuits and methods
JP6432531B2 (ja) * 2015-03-27 2018-12-05 株式会社村田製作所 積層コイル部品
JP6332114B2 (ja) * 2015-04-06 2018-05-30 株式会社村田製作所 積層コイル部品、その製造方法およびスクリーン印刷版
WO2018198604A1 (ja) * 2017-04-26 2018-11-01 株式会社村田製作所 積層バラン

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10126191A (ja) * 1996-10-14 1998-05-15 Mitsubishi Materials Corp 固体電子部品
JP2001006935A (ja) * 1999-06-24 2001-01-12 Murata Mfg Co Ltd チョークコイル
JP2009295819A (ja) * 2008-06-05 2009-12-17 Murata Mfg Co Ltd 電子部品
US20140145796A1 (en) * 2012-11-28 2014-05-29 Tdk Corporation Common mode filter
JP2015228438A (ja) * 2014-06-02 2015-12-17 Tdk株式会社 積層コイル部品
JP2017092143A (ja) * 2015-11-05 2017-05-25 Tdk株式会社 積層ローパスフィルタ
CN112117103A (zh) * 2019-06-21 2020-12-22 Tdk株式会社 层叠线圈部件

Also Published As

Publication number Publication date
JPWO2022244601A1 (https=) 2022-11-24
US20240046063A1 (en) 2024-02-08
US12288119B2 (en) 2025-04-29
WO2022244601A1 (ja) 2022-11-24

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