ATE523956T1 - Gesteuerter stromwandler - Google Patents

Gesteuerter stromwandler

Info

Publication number
ATE523956T1
ATE523956T1 AT07817931T AT07817931T ATE523956T1 AT E523956 T1 ATE523956 T1 AT E523956T1 AT 07817931 T AT07817931 T AT 07817931T AT 07817931 T AT07817931 T AT 07817931T AT E523956 T1 ATE523956 T1 AT E523956T1
Authority
AT
Austria
Prior art keywords
signal
pulse width
width modulated
generating
feedback signal
Prior art date
Application number
AT07817931T
Other languages
English (en)
Inventor
Lars Rosenkvist Fenger
Jesper Lind Hansen
Original Assignee
Pascal As
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 Pascal As filed Critical Pascal As
Application granted granted Critical
Publication of ATE523956T1 publication Critical patent/ATE523956T1/de

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AT07817931T 2006-09-28 2007-09-28 Gesteuerter stromwandler ATE523956T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA200601247 2006-09-28
PCT/DK2007/050132 WO2008037261A1 (en) 2006-09-28 2007-09-28 Controlled power converter

Publications (1)

Publication Number Publication Date
ATE523956T1 true ATE523956T1 (de) 2011-09-15

Family

ID=38783572

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07817931T ATE523956T1 (de) 2006-09-28 2007-09-28 Gesteuerter stromwandler

Country Status (7)

Country Link
US (1) US7893743B2 (de)
EP (1) EP2070190B1 (de)
JP (1) JP5222297B2 (de)
CN (1) CN101517891B (de)
AT (1) ATE523956T1 (de)
ES (1) ES2373067T3 (de)
WO (1) WO2008037261A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK28398A (da) * 1998-03-03 1999-09-04 Toccata Technology Aps Fremgangsmåde ved kompensering af ulineariteter i en forstærker, en forstærker, samt anvendelser af fremgangsmåden og forst
CN108605183B (zh) 2016-01-29 2020-09-22 杜比实验室特许公司 具有功率共享、传信和多相电源的多通道电影院放大器
US10778160B2 (en) 2016-01-29 2020-09-15 Dolby Laboratories Licensing Corporation Class-D dynamic closed loop feedback amplifier
CN111466080B (zh) * 2017-12-07 2024-05-28 普立菲有限公司 在控制回路中具有至少二阶滤波器的放大器
US10763799B2 (en) 2018-12-12 2020-09-01 Infineon Technologies Austria Ag Flying capacitor voltage control in an amplifier

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5639606A (en) 1979-09-07 1981-04-15 Matsushita Electric Ind Co Ltd Self-excited type d-class amplifier
US6297692B1 (en) * 1996-10-31 2001-10-02 Bang & Olufsen A/S Pulse modulation power amplifier with enhanced cascade control method
EP0968565A2 (de) 1998-01-22 2000-01-05 Koninklijke Philips Electronics N.V. Pulsbreitenmodulationsverstärker
US6249182B1 (en) * 1998-11-18 2001-06-19 Intersil Corporation Class D amplifier with bandwidth independent of load impedance
JP3549042B2 (ja) * 1999-04-21 2004-08-04 シャープ株式会社 Δς変調を用いるスイッチング増幅器
US6441685B1 (en) 2000-03-17 2002-08-27 Jl Audio, Inc. Amplifier circuit and method for providing negative feedback thereto
SE0003342D0 (sv) * 2000-09-19 2000-09-19 Bang & Olufsen Powerhouse As Controlled self-oscillation modulator and power conversion system using such a modulator
DE10255352B3 (de) * 2002-11-27 2004-02-12 Infineon Technologies Ag Verfahren und Vorrichtung zur Korrektur von Signalverzerrungen in einer Verstärkereinrichtung
US7365598B2 (en) 2003-05-09 2008-04-29 Danmarks Tekniske Universitet Global loop integrating modulator
US7002406B2 (en) * 2003-05-16 2006-02-21 Texas Instruments Incorporated Loop filter for class D amplifiers
US20070096812A1 (en) * 2004-03-26 2007-05-03 Lee Wai L Switching amplifier with output filter feedback
JP2006109039A (ja) * 2004-10-05 2006-04-20 Mitsubishi Electric Corp Ｄ級増幅器
US7683707B2 (en) * 2005-09-01 2010-03-23 Danmarks Tekniske Universitet Self-oscillating modulator
WO2007099442A1 (en) * 2006-03-03 2007-09-07 Bang & Olufsen Icepower A/S Hybrid feedback controlled oscillation modulator and switching power amplifier system
US7629840B2 (en) * 2007-10-22 2009-12-08 Freescale Semiconductor, Inc. Digital pulse width modulated feedback system for a switching amplifier and method therefor

Also Published As

Publication number Publication date
WO2008037261A1 (en) 2008-04-03
CN101517891A (zh) 2009-08-26
CN101517891B (zh) 2011-11-16
JP5222297B2 (ja) 2013-06-26
US20100013534A1 (en) 2010-01-21
EP2070190B1 (de) 2011-09-07
JP2010505305A (ja) 2010-02-18
US7893743B2 (en) 2011-02-22
EP2070190A1 (de) 2009-06-17
ES2373067T3 (es) 2012-01-31

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Legal Events

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