SE0203403D0 - Pulse modulated power converter - Google Patents

Pulse modulated power converter

Info

Publication number
SE0203403D0
SE0203403D0 SE0203403A SE0203403A SE0203403D0 SE 0203403 D0 SE0203403 D0 SE 0203403D0 SE 0203403 A SE0203403 A SE 0203403A SE 0203403 A SE0203403 A SE 0203403A SE 0203403 D0 SE0203403 D0 SE 0203403D0
Authority
SE
Sweden
Prior art keywords
block
signal
feedback
output
power converter
Prior art date
Application number
SE0203403A
Other languages
English (en)
Swedish (sv)
Inventor
Lars Michael Fenger
Original Assignee
Bang & Olufsen Icepower 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 Bang & Olufsen Icepower As filed Critical Bang & Olufsen Icepower As
Priority to SE0203403A priority Critical patent/SE0203403D0/xx
Publication of SE0203403D0 publication Critical patent/SE0203403D0/xx
Priority to EP03780526A priority patent/EP1588484B1/de
Priority to JP2004553041A priority patent/JP2006506887A/ja
Priority to US10/534,026 priority patent/US7295062B2/en
Priority to AU2003288679A priority patent/AU2003288679A1/en
Priority to PCT/IB2003/006318 priority patent/WO2004047286A1/en
Priority to DE60326649T priority patent/DE60326649D1/de
Priority to KR1020057008008A priority patent/KR20050084948A/ko
Priority to CNB2003801032669A priority patent/CN100431263C/zh
Priority to AT03780526T priority patent/ATE425580T1/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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Dc-Dc Converters (AREA)
  • Inverter Devices (AREA)
SE0203403A 2002-11-15 2002-11-15 Pulse modulated power converter SE0203403D0 (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE0203403A SE0203403D0 (sv) 2002-11-15 2002-11-15 Pulse modulated power converter
EP03780526A EP1588484B1 (de) 2002-11-15 2003-11-14 Pulsmodulierter stromwandler
JP2004553041A JP2006506887A (ja) 2002-11-15 2003-11-14 パルス変調電力変換器
US10/534,026 US7295062B2 (en) 2002-11-15 2003-11-14 Pulse modulated power converter
AU2003288679A AU2003288679A1 (en) 2002-11-15 2003-11-14 Pulse modulated power converter
PCT/IB2003/006318 WO2004047286A1 (en) 2002-11-15 2003-11-14 Pulse modulated power converter
DE60326649T DE60326649D1 (de) 2002-11-15 2003-11-14 Pulsmodulierter stromwandler
KR1020057008008A KR20050084948A (ko) 2002-11-15 2003-11-14 펄스 변조 전력 변환기
CNB2003801032669A CN100431263C (zh) 2002-11-15 2003-11-14 脉冲调制功率转换器
AT03780526T ATE425580T1 (de) 2002-11-15 2003-11-14 Pulsmodulierter stromwandler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0203403A SE0203403D0 (sv) 2002-11-15 2002-11-15 Pulse modulated power converter

Publications (1)

Publication Number Publication Date
SE0203403D0 true SE0203403D0 (sv) 2002-11-15

Family

ID=20289596

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0203403A SE0203403D0 (sv) 2002-11-15 2002-11-15 Pulse modulated power converter

Country Status (10)

Country Link
US (1) US7295062B2 (de)
EP (1) EP1588484B1 (de)
JP (1) JP2006506887A (de)
KR (1) KR20050084948A (de)
CN (1) CN100431263C (de)
AT (1) ATE425580T1 (de)
AU (1) AU2003288679A1 (de)
DE (1) DE60326649D1 (de)
SE (1) SE0203403D0 (de)
WO (1) WO2004047286A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1639702B1 (de) * 2003-06-27 2008-11-19 The TC Group A/S Selbstschwingender stromkreis
US20060062291A1 (en) * 2004-09-20 2006-03-23 Honeywell International Inc. Digital pulse width modulated controller
EP1843465A1 (de) 2006-03-29 2007-10-10 STMicroelectronics S.r.l. Klasse-D Verstärker mit Mehrfach-Rückführung
US20100027301A1 (en) * 2008-07-31 2010-02-04 Motorola, Inc. Band-pass current mode control scheme for switching power converters with higher-order output filters
JP5625437B2 (ja) * 2010-03-30 2014-11-19 セイコーエプソン株式会社 手術機器
US20160308462A1 (en) * 2015-04-14 2016-10-20 Mediatek Inc. Driving module and driving method
EP3416285B1 (de) 2017-06-16 2021-06-02 ICEpower a/s Selbstschwingendes verstärkersystem
CN111448754B (zh) * 2017-12-07 2024-06-07 普立菲有限公司 放大器电路
JP7438125B2 (ja) * 2017-12-07 2024-02-26 ピューリファイ・アーペーエス 少なくとも３次の回路網を有する補償器を有する増幅器
JP7547206B2 (ja) * 2017-12-07 2024-09-09 ピューリファイ・アーペーエス 制御ループ中に少なくとも２次フィルタを有する増幅器
EP4102717A1 (de) 2021-06-08 2022-12-14 ICEpower a/s Selbstoszillierender audioverstärker der klasse d mit spannungsbegrenzungsschaltung

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5222869A (en) * 1975-08-14 1977-02-21 Sony Corp Pulse width modulation circuit
JPH04334901A (ja) * 1991-05-13 1992-11-24 Toshiba Corp 電気車の電源装置
US5352986A (en) * 1993-01-22 1994-10-04 Digital Fidelity, Inc. Closed loop power controller
CA2109755C (en) * 1993-11-23 2004-11-02 John Barry French Composite bridge amplifier with output overload and thermal protection
WO1998019391A2 (en) * 1996-10-31 1998-05-07 Bang & Olufsen A/S Pulse modulation power amplifier with enhanced cascade control method
US5838193A (en) * 1996-11-26 1998-11-17 Motorola, Inc. Time-delay compensating wideband class-s modulator and method therefor
IL129270A0 (en) * 1999-03-30 2000-02-17 Dip Digital Power Ltd Class "d" amplifier
US6504348B2 (en) * 2000-01-03 2003-01-07 Harman International Industries, Incorporated Remote sensing by high-order filtering
US6392476B1 (en) * 2000-03-14 2002-05-21 Harman International Industries, Incorporated System and method of producing direct audio from a power supply
US6441685B1 (en) 2000-03-17 2002-08-27 Jl Audio, Inc. Amplifier circuit and method for providing negative feedback thereto
US6476673B2 (en) * 2000-07-12 2002-11-05 Monolithic Power Systems, Inc. Class D audio amplifier
US7247955B2 (en) * 2002-09-06 2007-07-24 Eaton Power Quality Corporation PWM power supplies using controlled feedback timing and methods of operating same
KR100508062B1 (ko) * 2002-10-10 2005-08-17 주식회사 디엠비테크놀로지 자기 발진 주파수를 높이기 위한 위상 진상-지상 보상기를구비하는 디지털 오디오 증폭기

Also Published As

Publication number Publication date
AU2003288679A1 (en) 2004-06-15
CN1714501A (zh) 2005-12-28
JP2006506887A (ja) 2006-02-23
ATE425580T1 (de) 2009-03-15
CN100431263C (zh) 2008-11-05
WO2004047286A1 (en) 2004-06-03
KR20050084948A (ko) 2005-08-29
DE60326649D1 (de) 2009-04-23
EP1588484B1 (de) 2009-03-11
EP1588484A1 (de) 2005-10-26
US7295062B2 (en) 2007-11-13
US20060152277A1 (en) 2006-07-13

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