JP5937074B2 - 切り替えられるモード電源装置及び方法 - Google Patents

切り替えられるモード電源装置及び方法 Download PDF

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Publication number
JP5937074B2
JP5937074B2 JP2013523690A JP2013523690A JP5937074B2 JP 5937074 B2 JP5937074 B2 JP 5937074B2 JP 2013523690 A JP2013523690 A JP 2013523690A JP 2013523690 A JP2013523690 A JP 2013523690A JP 5937074 B2 JP5937074 B2 JP 5937074B2
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Japan
Prior art keywords
load
voltage
current
switching
power amplifier
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Expired - Fee Related
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JP2013523690A
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English (en)
Japanese (ja)
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JP2013535946A (ja
Inventor
ヘンドリク ハイスマン
ヘンドリク ハイスマン
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Koninklijke Philips NV
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Koninklijke Philips NV
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
    • G01R33/3852—Gradient amplifiers; means for controlling the application of a gradient magnetic field to the sample, e.g. a gradient signal synthesizer
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H03F3/2173—Class D power amplifiers; Switching amplifiers of the bridge type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation
    • 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
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • H02M1/088—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
    • 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
    • H02M1/38—Means for preventing simultaneous conduction of switches
    • H02M1/385—Means for preventing simultaneous conduction of switches with means for correcting output voltage deviations introduced by the dead time

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
  • Dc-Dc Converters (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2013523690A 2010-08-13 2011-08-05 切り替えられるモード電源装置及び方法 Expired - Fee Related JP5937074B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP10172725 2010-08-13
EP10172725.3 2010-08-13
PCT/IB2011/053500 WO2012020363A1 (en) 2010-08-13 2011-08-05 Switched-mode power supply apparatus and method

Publications (2)

Publication Number Publication Date
JP2013535946A JP2013535946A (ja) 2013-09-12
JP5937074B2 true JP5937074B2 (ja) 2016-06-22

Family

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JP2013523690A Expired - Fee Related JP5937074B2 (ja) 2010-08-13 2011-08-05 切り替えられるモード電源装置及び方法

Country Status (7)

Country Link
US (1) US8937820B2 (enExample)
EP (1) EP2603974B1 (enExample)
JP (1) JP5937074B2 (enExample)
CN (1) CN103069714B (enExample)
IN (1) IN2013CN01310A (enExample)
RU (1) RU2571393C2 (enExample)
WO (1) WO2012020363A1 (enExample)

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EP2656092B1 (en) * 2010-12-20 2015-07-15 Koninklijke Philips N.V. State space feedback controller in the digital domain for an mri gradient coil power supply
US8773196B2 (en) * 2011-09-30 2014-07-08 Clevech Corporation Resource pooling amplifier
HUE029292T2 (en) 2011-12-20 2017-02-28 ERICSSON TELEFON AB L M (publ) Transmitter, transceiver, communication device, method and computer program
CN104142483B (zh) * 2013-05-07 2017-07-07 辽宁开普医疗系统有限公司 一种高压大电流小纹波梯度放大器
KR102141207B1 (ko) 2013-11-11 2020-08-05 삼성디스플레이 주식회사 디스플레이 장치, 전원 전압 생성 장치, 및 전원 전압 생성 방법
CN107005150B (zh) * 2014-12-18 2019-10-11 皇家飞利浦有限公司 用于驱动负载的功率设备和方法
NL2015303B1 (en) * 2015-08-13 2017-02-28 Prodrive Tech Bv Electric power converter and MRI system comprising such converter.
EP3196713B2 (de) * 2016-01-19 2024-06-26 dSPACE GmbH Simulationsvorrichtung zur simulation
EP3472634A1 (en) * 2016-06-16 2019-04-24 Koninklijke Philips N.V. Magnetic field gradient coil assembly with integrated modulator and switch unit
JP7106252B2 (ja) * 2017-06-26 2022-07-26 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置

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JP2762279B2 (ja) * 1988-09-30 1998-06-04 ジーイー横河メディカルシステム株式会社 核磁気共鳴装置
US5617058A (en) * 1995-11-13 1997-04-01 Apogee Technology, Inc. Digital signal processing for linearization of small input signals to a tri-state power switch
US5764024A (en) * 1997-04-07 1998-06-09 Motorola, Inc. Pulse width modulator (PWM) system with low cost dead time distortion correction
DE19837439C2 (de) * 1998-08-18 2000-07-13 Siemens Ag Verfahren und Vorrichtung zum Erzeugen von Ansteuersignalen für eine Leistungsendstufe und Leistungsendstufe
US6294954B1 (en) 1999-09-23 2001-09-25 Audiologic, Incorporated Adaptive dead time control for switching circuits
GB2357915B (en) 1999-12-30 2001-12-05 John Francis Hope A scheme for correcting distortion in an all-digital power amplifier
JP2002064971A (ja) * 2000-08-17 2002-02-28 Taiyo Yuden Co Ltd 混成集積回路装置
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US6593806B1 (en) * 2001-08-10 2003-07-15 Cirrus Logic, Inc. Circuits and methods for compensating switched mode amplifiers
RU2212729C1 (ru) * 2002-01-08 2003-09-20 Государственное унитарное предприятие "Всероссийский электротехнический институт им. В.И.Ленина" Коммутатор и устройство для питания нагрузки знакопеременным напряжением на его основе
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US7151406B2 (en) 2005-03-15 2006-12-19 Texas Instruments Incorporated Compensation of nonlinearity introduced by dead time in switching output stage
RU2292627C1 (ru) * 2005-06-30 2007-01-27 Государственное образовательное учреждение высшего профессионального образования "Таганрогский государственный радиотехнический университет" (ТРТУ) Источник вторичного электропитания с компенсацией искажений в питающей сети
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Also Published As

Publication number Publication date
CN103069714A (zh) 2013-04-24
EP2603974A1 (en) 2013-06-19
US8937820B2 (en) 2015-01-20
IN2013CN01310A (enExample) 2015-08-07
RU2571393C2 (ru) 2015-12-20
US20130127532A1 (en) 2013-05-23
WO2012020363A1 (en) 2012-02-16
RU2013110831A (ru) 2014-09-20
CN103069714B (zh) 2016-05-04
JP2013535946A (ja) 2013-09-12
EP2603974B1 (en) 2015-03-25

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