CN115298944A - 噪声降低装置 - Google Patents

噪声降低装置 Download PDF

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Publication number
CN115298944A
CN115298944A CN202080098633.4A CN202080098633A CN115298944A CN 115298944 A CN115298944 A CN 115298944A CN 202080098633 A CN202080098633 A CN 202080098633A CN 115298944 A CN115298944 A CN 115298944A
Authority
CN
China
Prior art keywords
compensation signal
frequency component
noise
unit
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
CN202080098633.4A
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English (en)
Chinese (zh)
Inventor
长泽忍
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 CN115298944A publication Critical patent/CN115298944A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/125—Discriminating pulses
    • H03K5/1252—Suppression or limitation of noise or interference
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J1/00—Circuit arrangements for DC mains or DC distribution networks
    • H02J1/02—Arrangements for reducing harmonics or ripples
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/12—Arrangements for reducing harmonics from AC input or output
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
    • H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
    • H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K2005/00286—Phase shifter, i.e. the delay between the output and input pulse is dependent on the frequency, and such that a phase difference is obtained independent of the frequency

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
CN202080098633.4A 2020-03-24 2020-03-24 噪声降低装置 Pending CN115298944A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/013042 WO2021192042A1 (ja) 2020-03-24 2020-03-24 ノイズ低減装置

Publications (1)

Publication Number Publication Date
CN115298944A true CN115298944A (zh) 2022-11-04

Family

ID=74096343

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080098633.4A Pending CN115298944A (zh) 2020-03-24 2020-03-24 噪声降低装置

Country Status (5)

Country Link
US (1) US11843384B2 (https=)
EP (1) EP4131755B1 (https=)
JP (1) JP6811904B1 (https=)
CN (1) CN115298944A (https=)
WO (1) WO2021192042A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7288206B2 (ja) * 2021-09-30 2023-06-07 ダイキン工業株式会社 ノイズ低減回路、電力変換装置及び冷凍装置
JP7738675B2 (ja) * 2021-12-08 2025-09-12 三菱電機株式会社 ノイズフィルタ
KR102711040B1 (ko) * 2022-04-15 2024-10-04 이엠코어텍 주식회사 능동형 전압 보상 장치
WO2024009489A1 (ja) * 2022-07-08 2024-01-11 三菱電機株式会社 ノイズフィルタ
JP2024053311A (ja) * 2022-10-03 2024-04-15 株式会社東芝 電流注入型アクティブフィルタ及び回路

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011097186A (ja) * 2009-10-27 2011-05-12 Panasonic Corp 負帰還型歪補償装置及び負帰還型歪補償方法
CN102412724A (zh) * 2011-12-07 2012-04-11 西安启芯微电子有限公司 具有片内频率补偿的电压模dc/dc电路
CN105099171A (zh) * 2014-05-16 2015-11-25 深圳市中兴微电子技术有限公司 一种补偿网络、开关电源电路及电路补偿方法
CN105450024A (zh) * 2014-09-19 2016-03-30 英特希尔美国公司 多级放大器
CN107795397A (zh) * 2016-09-02 2018-03-13 三菱电机株式会社 车载发动机控制装置
CN108696117A (zh) * 2017-04-07 2018-10-23 德州仪器公司 补偿式有源电磁干扰滤波器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6636107B2 (en) * 2000-03-28 2003-10-21 International Rectifier Corporation Active filter for reduction of common mode current
US8265769B2 (en) * 2007-01-31 2012-09-11 Medtronic, Inc. Chopper-stabilized instrumentation amplifier for wireless telemetry
JP5263663B2 (ja) * 2008-08-28 2013-08-14 富士電機株式会社 伝導性ノイズフィルタ
US20150003124A1 (en) * 2012-01-27 2015-01-01 Mitsubishi Electric Corporation High-frequency current reduction device
EP3109987B1 (en) 2015-06-26 2021-04-28 Mitsubishi Electric R&D Centre Europe B.V. Active common mode filter device
JP6783214B2 (ja) * 2017-10-27 2020-11-11 三菱電機株式会社 ノイズ低減装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011097186A (ja) * 2009-10-27 2011-05-12 Panasonic Corp 負帰還型歪補償装置及び負帰還型歪補償方法
CN102412724A (zh) * 2011-12-07 2012-04-11 西安启芯微电子有限公司 具有片内频率补偿的电压模dc/dc电路
CN105099171A (zh) * 2014-05-16 2015-11-25 深圳市中兴微电子技术有限公司 一种补偿网络、开关电源电路及电路补偿方法
CN105450024A (zh) * 2014-09-19 2016-03-30 英特希尔美国公司 多级放大器
CN107795397A (zh) * 2016-09-02 2018-03-13 三菱电机株式会社 车载发动机控制装置
CN108696117A (zh) * 2017-04-07 2018-10-23 德州仪器公司 补偿式有源电磁干扰滤波器

Also Published As

Publication number Publication date
JP6811904B1 (ja) 2021-01-13
WO2021192042A1 (ja) 2021-09-30
EP4131755A1 (en) 2023-02-08
US20220376684A1 (en) 2022-11-24
EP4131755A4 (en) 2023-05-24
EP4131755B1 (en) 2024-07-17
JPWO2021192042A1 (https=) 2021-09-30
US11843384B2 (en) 2023-12-12

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Effective date of abandoning: 20260313