CN119487751A - 滤波器电路 - Google Patents

滤波器电路 Download PDF

Info

Publication number
CN119487751A
CN119487751A CN202280097846.4A CN202280097846A CN119487751A CN 119487751 A CN119487751 A CN 119487751A CN 202280097846 A CN202280097846 A CN 202280097846A CN 119487751 A CN119487751 A CN 119487751A
Authority
CN
China
Prior art keywords
winding
effect transistor
field effect
junction field
filter circuit
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
CN202280097846.4A
Other languages
English (en)
Chinese (zh)
Inventor
渡边阳介
大冢乔太
广濑健二
小林玲仁
山尾佑介
米田谕
明石宪彦
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN119487751A publication Critical patent/CN119487751A/zh
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • 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
    • H03H1/0007—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network of radio frequency interference filters
    • 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
    • H01F27/24—Magnetic cores
    • 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
    • H01F27/2823—Wires
    • 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
    • H03H2001/005—Wound, ring or feed-through type inductor
    • 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
    • H03H2001/0057—Constructional details comprising magnetic material
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2210/00—Indexing scheme relating to details of tunable filters
    • H03H2210/02—Variable filter component
    • H03H2210/026—Inductor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2210/00—Indexing scheme relating to details of tunable filters
    • H03H2210/03—Type of tuning
    • H03H2210/033—Continuous

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
  • Filters And Equalizers (AREA)
CN202280097846.4A 2022-07-12 2022-07-12 滤波器电路 Pending CN119487751A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/027333 WO2024013834A1 (ja) 2022-07-12 2022-07-12 フィルタ回路

Publications (1)

Publication Number Publication Date
CN119487751A true CN119487751A (zh) 2025-02-18

Family

ID=89536124

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280097846.4A Pending CN119487751A (zh) 2022-07-12 2022-07-12 滤波器电路

Country Status (5)

Country Link
US (1) US20250119119A1 (https=)
JP (1) JP7504329B2 (https=)
CN (1) CN119487751A (https=)
DE (1) DE112022007219B4 (https=)
WO (1) WO2024013834A1 (https=)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07115339A (ja) * 1993-10-18 1995-05-02 Hanshin Densen Kk ラインフィルタおよびラインフィルタのインピーダンス変化方法
JP2007243725A (ja) * 2006-03-09 2007-09-20 Tdk Corp アクティブ型フィルタ
WO2011136232A1 (ja) 2010-04-26 2011-11-03 Terakawa Takashige ノイズ減衰器
JP6593282B2 (ja) * 2016-09-01 2019-10-23 日本電信電話株式会社 妨害波抑制フィルタ
JP6935867B2 (ja) * 2018-02-27 2021-09-15 日本電信電話株式会社 アクティブノイズフィルタ

Also Published As

Publication number Publication date
DE112022007219B4 (de) 2025-09-04
JPWO2024013834A1 (https=) 2024-01-18
WO2024013834A1 (ja) 2024-01-18
JP7504329B2 (ja) 2024-06-21
DE112022007219T5 (de) 2025-03-13
US20250119119A1 (en) 2025-04-10

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