ATE430403T1 - Synchronisierter gesteuerter oszillationsmodulator - Google Patents

Synchronisierter gesteuerter oszillationsmodulator

Info

Publication number
ATE430403T1
ATE430403T1 AT02790577T AT02790577T ATE430403T1 AT E430403 T1 ATE430403 T1 AT E430403T1 AT 02790577 T AT02790577 T AT 02790577T AT 02790577 T AT02790577 T AT 02790577T AT E430403 T1 ATE430403 T1 AT E430403T1
Authority
AT
Austria
Prior art keywords
modulator
controlled oscillation
oscillation modulator
com
synchronized
Prior art date
Application number
AT02790577T
Other languages
English (en)
Inventor
Karsten Nielsen
Hansen Jesper Lind
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
Application granted granted Critical
Publication of ATE430403T1 publication Critical patent/ATE430403T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
    • 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
    • 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
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/02—Conversion of DC power input into DC power output without intermediate conversion into AC
    • H02M3/04—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
    • H02M3/10—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • H02M3/1584—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/351—Pulse width modulation being used in an amplifying circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Transmitters (AREA)
  • Dc-Dc Converters (AREA)
AT02790577T 2001-12-21 2002-12-16 Synchronisierter gesteuerter oszillationsmodulator ATE430403T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0104401A SE0104401D0 (sv) 2001-12-21 2001-12-21 Syncronized controlled oscillation modulator
PCT/IB2002/005412 WO2003055060A1 (en) 2001-12-21 2002-12-16 Synchronized controlled oscillation modulator

Publications (1)

Publication Number Publication Date
ATE430403T1 true ATE430403T1 (de) 2009-05-15

Family

ID=20286497

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02790577T ATE430403T1 (de) 2001-12-21 2002-12-16 Synchronisierter gesteuerter oszillationsmodulator

Country Status (12)

Country Link
US (1) US7119629B2 (de)
EP (1) EP1456944B1 (de)
JP (1) JP4184970B2 (de)
KR (1) KR100995268B1 (de)
CN (1) CN100444519C (de)
AT (1) ATE430403T1 (de)
AU (1) AU2002366893B2 (de)
CA (1) CA2470676C (de)
DE (1) DE60232181D1 (de)
ES (1) ES2324158T3 (de)
SE (1) SE0104401D0 (de)
WO (1) WO2003055060A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60324847D1 (de) * 2003-06-27 2009-01-02 Tc Group As Selbstschwingender stromkreis
DE102005052702B4 (de) * 2005-11-04 2007-10-25 Infineon Technologies Ag Synchronisationsschaltung zur Synchronisation von PWM-Modulatoren
DE102005060365B4 (de) * 2005-12-16 2015-02-05 Lantiq Deutschland Gmbh Verfahren und Vorrichtung zur Überlastregelung einer Synchronisationsschleife
DE102005060366B4 (de) 2005-12-16 2019-06-19 Lantiq Beteiligungs-GmbH & Co. KG Verfahren und Vorrichtung zum Bestimmen einer Phasenabweichung
JP5313697B2 (ja) 2006-03-03 2013-10-09 バング アンド オルフセン アイスパワー アクティーゼルスカブ 自励発振増幅システム
DE102006024896A1 (de) * 2006-05-24 2007-11-29 Deutsche Bahn Ag Reduzierung der Aussendung von elektrischen und/oder elektromagnetischen Störsignalen von Fahrzeugen oder Anlagen
DE102006026906B4 (de) * 2006-06-09 2011-02-10 Infineon Technologies Ag Schaltung und Verfahren zur Pulsweitenmodulation mittels synchronisierter, selbstoszillierender Pulsweitenmodulatoren
KR100861920B1 (ko) * 2007-05-10 2008-10-09 삼성전자주식회사 비대칭형 펄스폭 변조 신호 발생기 및 그 방법
US7791521B2 (en) * 2008-04-01 2010-09-07 Silicon Laboratories, Inc. System and method of changing a PWM power spectrum
US7701307B2 (en) * 2008-04-01 2010-04-20 Silicon Laboratories, Inc. System and method of changing a PWM power spectrum
US7598895B1 (en) * 2008-04-01 2009-10-06 Silicon Laboratories, Inc. System and method of altering a PWM carrier power spectrum
US8130128B2 (en) 2010-03-30 2012-03-06 Silicon Laboratores Inc. System and method for generating shaped noise
EP2391002B1 (de) 2010-05-25 2017-07-05 OCT Circuit Technologies International Limited Selbstschwingender Modulator
US9941813B2 (en) 2013-03-14 2018-04-10 Solaredge Technologies Ltd. High frequency multi-level inverter
US9318974B2 (en) 2014-03-26 2016-04-19 Solaredge Technologies Ltd. Multi-level inverter with flying capacitor topology
IT201600104760A1 (it) * 2016-10-18 2018-04-18 Menarini Silicon Biosystems Spa Circuito elettronico di pilotaggio per il pilotaggio di elettrodi di un dispositivo microfluidico di manipolazione di particelle, e relativo apparecchio di analisi
US10541608B1 (en) * 2018-06-29 2020-01-21 Linear Technology Holding, LLC Differential controller with regulators
US11206000B1 (en) 2019-11-26 2021-12-21 Rockwell Collins, Inc. Filterless high efficiency class D power amplifier

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967719A (ja) * 1982-10-09 1984-04-17 Nippon Gakki Seizo Kk パルス幅変調回路
US4724396A (en) * 1984-08-21 1988-02-09 Peavey Electronics Corporation Digital audio amplifier
ATE255784T1 (de) * 1996-10-31 2003-12-15 Bang & Olufsen As Pulsmodulierterkeistungsverstärker mit verbessertem kaskadiertem steuerungsverfahren
EP0871328B1 (de) 1997-04-09 2003-08-13 STMicroelectronics S.r.l. Steuerung der Ausgangsleistung eines Gleichstromwandlers variabler Schaltfrequenz
US5901054A (en) * 1997-12-18 1999-05-04 Chun-Shan Institute Of Science And Technology Pulse-width-modulation control circuit
US5973569A (en) * 1998-02-25 1999-10-26 National Semiconductor Corporation Short-circuit protection and over-current modulation to maximize audio amplifier output power
JP3607094B2 (ja) * 1998-09-10 2005-01-05 シャープ株式会社 同期発振回路
US6297693B1 (en) * 1999-12-23 2001-10-02 Red Chip Company Limited Techniques for synchronizing a self oscillating variable frequency modulator to an external clock
US6538516B2 (en) * 2001-05-17 2003-03-25 Fairchild Semiconductor Corporation System and method for synchronizing multiple phase-lock loops or other synchronizable oscillators without using a master clock signal

Also Published As

Publication number Publication date
CN100444519C (zh) 2008-12-17
JP4184970B2 (ja) 2008-11-19
WO2003055060A1 (en) 2003-07-03
EP1456944B1 (de) 2009-04-29
DE60232181D1 (de) 2009-06-10
JP2005513902A (ja) 2005-05-12
CN1606828A (zh) 2005-04-13
AU2002366893B2 (en) 2007-07-26
KR100995268B1 (ko) 2010-11-19
CA2470676A1 (en) 2003-07-03
SE0104401D0 (sv) 2001-12-21
US7119629B2 (en) 2006-10-10
CA2470676C (en) 2010-11-16
KR20040081435A (ko) 2004-09-21
EP1456944A1 (de) 2004-09-15
AU2002366893A1 (en) 2003-07-09
US20050068121A1 (en) 2005-03-31
ES2324158T3 (es) 2009-07-31

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties