JP7559819B2 - Ｌｃ共振器およびｌｃフィルタ - Google Patents

Ｌｃ共振器およびｌｃフィルタ Download PDF

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Publication number
JP7559819B2
JP7559819B2 JP2022514344A JP2022514344A JP7559819B2 JP 7559819 B2 JP7559819 B2 JP 7559819B2 JP 2022514344 A JP2022514344 A JP 2022514344A JP 2022514344 A JP2022514344 A JP 2022514344A JP 7559819 B2 JP7559819 B2 JP 7559819B2
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JP
Japan
Prior art keywords
resonator
electrode
capacitor
planar electrode
planar
Prior art date
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Active
Application number
JP2022514344A
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English (en)
Japanese (ja)
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JPWO2021205793A1 (https=
Inventor
圭介 小川
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 JPWO2021205793A1 publication Critical patent/JPWO2021205793A1/ja
Application granted granted Critical
Publication of JP7559819B2 publication Critical patent/JP7559819B2/ja
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    • 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
    • H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/29—Terminals; Tapping arrangements for signal inductances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • 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
    • H03H5/00—One-port networks comprising only passive electrical elements as network components
    • H03H5/02—One-port networks comprising only passive electrical elements as network components without voltage- or current-dependent elements
    • 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
    • H03H7/09—Filters comprising mutual inductance
    • 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
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1766—Parallel LC in series path
    • 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
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1775—Parallel LC in shunt or branch path
    • 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
    • H01F2017/0026—Multilayer LC-filter
    • 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

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Filters And Equalizers (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
JP2022514344A 2020-04-10 2021-03-05 Ｌｃ共振器およびｌｃフィルタ Active JP7559819B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020070825 2020-04-10
JP2020070825 2020-04-10
PCT/JP2021/008660 WO2021205793A1 (ja) 2020-04-10 2021-03-05 Ｌｃ共振器およびｌｃフィルタ

Publications (2)

Publication Number Publication Date
JPWO2021205793A1 JPWO2021205793A1 (https=) 2021-10-14
JP7559819B2 true JP7559819B2 (ja) 2024-10-02

Family

ID=78023202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022514344A Active JP7559819B2 (ja) 2020-04-10 2021-03-05 Ｌｃ共振器およびｌｃフィルタ

Country Status (4)

Country Link
US (1) US12244283B2 (https=)
JP (1) JP7559819B2 (https=)
CN (1) CN115298957B (https=)
WO (1) WO2021205793A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022181606A1 (ja) * 2021-02-24 2022-09-01 パナソニックＩｐマネジメント株式会社 フィルタ回路
JP7846525B2 (ja) * 2021-12-23 2026-04-15 太陽誘電株式会社 フィルタ、マルチプレクサおよび通信用モジュール
JP2024021356A (ja) * 2022-08-03 2024-02-16 Tdk株式会社 積層フィルタ

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006262349A (ja) 2005-03-18 2006-09-28 Taiyo Yuden Co Ltd 共振回路、フィルタ回路、多層基板並びに回路モジュール
WO2007119356A1 (ja) 2006-04-14 2007-10-25 Murata Manufacturing Co., Ltd. 積層帯域通過フィルタ
JP2013070288A (ja) 2011-09-23 2013-04-18 Murata Mfg Co Ltd 帯域通過フィルタ
JP2013128232A (ja) 2011-12-19 2013-06-27 Murata Mfg Co Ltd バンドパスフィルタ
WO2015059963A1 (ja) 2013-10-24 2015-04-30 株式会社村田製作所 複合ｌｃ共振器および帯域通過フィルタ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI442622B (zh) * 2010-11-11 2014-06-21 Murata Manufacturing Co Laminated bandpass filter
CN104937845B (zh) * 2013-10-24 2017-08-22 株式会社村田制作所 复合lc谐振器及带通滤波器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006262349A (ja) 2005-03-18 2006-09-28 Taiyo Yuden Co Ltd 共振回路、フィルタ回路、多層基板並びに回路モジュール
WO2007119356A1 (ja) 2006-04-14 2007-10-25 Murata Manufacturing Co., Ltd. 積層帯域通過フィルタ
JP2013070288A (ja) 2011-09-23 2013-04-18 Murata Mfg Co Ltd 帯域通過フィルタ
JP2013128232A (ja) 2011-12-19 2013-06-27 Murata Mfg Co Ltd バンドパスフィルタ
WO2015059963A1 (ja) 2013-10-24 2015-04-30 株式会社村田製作所 複合ｌｃ共振器および帯域通過フィルタ

Also Published As

Publication number Publication date
CN115298957A (zh) 2022-11-04
US20220385260A1 (en) 2022-12-01
JPWO2021205793A1 (https=) 2021-10-14
CN115298957B (zh) 2025-10-31
WO2021205793A1 (ja) 2021-10-14
US12244283B2 (en) 2025-03-04

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