ATE310339T1 - Pulsbreitenmodulation-d/a-wandler - Google Patents

Pulsbreitenmodulation-d/a-wandler

Info

Publication number
ATE310339T1
ATE310339T1 AT00400907T AT00400907T ATE310339T1 AT E310339 T1 ATE310339 T1 AT E310339T1 AT 00400907 T AT00400907 T AT 00400907T AT 00400907 T AT00400907 T AT 00400907T AT E310339 T1 ATE310339 T1 AT E310339T1
Authority
AT
Austria
Prior art keywords
amplifier
pulse width
converter
width modulation
nodes
Prior art date
Application number
AT00400907T
Other languages
English (en)
Inventor
Pascal Guigon
Xavier Albinet
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of ATE310339T1 publication Critical patent/ATE310339T1/de

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66Digital/analogue converters
    • H03M1/82Digital/analogue converters with intermediate conversion to time interval
    • H03M1/822Digital/analogue converters with intermediate conversion to time interval using pulse width modulation
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217Class D power amplifiers; Switching amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
AT00400907T 2000-03-31 2000-03-31 Pulsbreitenmodulation-d/a-wandler ATE310339T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20000400907 EP1139571B1 (de) 2000-03-31 2000-03-31 Pulsbreitenmodulation-D/A-Wandler

Publications (1)

Publication Number Publication Date
ATE310339T1 true ATE310339T1 (de) 2005-12-15

Family

ID=8173628

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00400907T ATE310339T1 (de) 2000-03-31 2000-03-31 Pulsbreitenmodulation-d/a-wandler

Country Status (5)

Country Link
US (1) US6441760B2 (de)
EP (1) EP1139571B1 (de)
JP (1) JP2002026734A (de)
AT (1) ATE310339T1 (de)
DE (1) DE60024052T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6504432B1 (en) * 2001-03-30 2003-01-07 Xilinx, Inc. Tunable, dynamic, and self-biasing differential amplifier and application thereof
US6621335B2 (en) 2001-04-18 2003-09-16 Microsemi Corporation Class D amplifier with passive RC network
US7042378B2 (en) * 2002-01-30 2006-05-09 Koninklijke Philips Electronics N.V. Circuit with a digital to analog converter
EP1489430B1 (de) * 2003-06-17 2006-10-04 Agilent Technologies Inc Sigma-Delta-Modulator mit Pulsbreitenmodulations-Ausgang
DE102005006858A1 (de) * 2005-02-15 2006-09-07 Siemens Audiologische Technik Gmbh Hörhilfegerät mit einem Ausgangsverstärker, der einen Sigma-Delta-Modulator umfasst
US7079063B1 (en) * 2005-04-18 2006-07-18 Analog Devices, Inc. System and method for tri-level logic data shuffling for oversampling data conversion
US7889109B2 (en) * 2006-12-27 2011-02-15 Sharp Kabushiki Kaisha ΔΣ modulation digital-analog converter, digital signal processing method, and AV device
US8023422B2 (en) * 2007-03-12 2011-09-20 Analog Devices, Inc. Dual core crosspoint system
US8022851B2 (en) 2007-06-27 2011-09-20 Nxp B.V. DAC with data independent common mode dynamics
US7679537B2 (en) * 2008-01-21 2010-03-16 Honeywell International Inc. Precision microcontroller-based pulse width modulation digital-to-analog conversion circuit and method
JP5205444B2 (ja) * 2010-12-09 2013-06-05 株式会社ホンダアクセス 外装品取付方法
US8494086B2 (en) * 2011-01-14 2013-07-23 Broadcom Corporation Distortion and aliasing reduction for digital to analog conversion
WO2015119958A1 (en) 2014-02-04 2015-08-13 Cirrus Logic, Inc. Systems and methods for controlling common mode voltage of multi-mode power converter
US9698732B2 (en) 2014-05-08 2017-07-04 Cirrus Logic, Inc. Switched mode converter with low-voltage turn-around mode
US9628033B2 (en) 2014-10-29 2017-04-18 Cirrus Logic, Inc. Power stage with switched mode amplifier and linear amplifier
US9742366B2 (en) 2015-07-14 2017-08-22 Qualcomm Incorporated Differential class-D amplifier
FR3055173B1 (fr) * 2016-08-22 2019-08-16 Devialet Dispositif d'amplification comprenant un circuit de compensation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079373A (en) * 1976-08-19 1978-03-14 Rockwell International Corporation Digital-to-analog conversion apparatus using temperature compensated feedback output amplifier
US4978959A (en) * 1987-10-08 1990-12-18 University Of Toronto Innovations Foundation Analog to digital converter, a digital to analog converter and an operational amplifier therefor
EP0335988B1 (de) * 1988-03-31 1992-12-23 Deutsche ITT Industries GmbH Schaltungsanordnung zur Mittelwertbildung bei der Pulsdichte-D/A- oder -A/D-Umsetzung
US5010337A (en) * 1990-03-15 1991-04-23 Analog Devices, Incorporated High resolution D/A converter operable with single supply voltage
GB9027503D0 (en) * 1990-12-19 1991-02-06 Sandler Mark B Improvements in or relating to digital to analogue conversion
KR950008957B1 (ko) * 1992-12-31 1995-08-09 현대전자산업주식회사 디지탈/아날로그 변환회로
US5608401A (en) * 1994-12-28 1997-03-04 Lucent Technologies Inc. Three-level digital-to-analog converter for low-power consumption
US5614903A (en) * 1995-08-29 1997-03-25 Trw Inc. Distortion suppressor for digital-to-analog converter

Also Published As

Publication number Publication date
US6441760B2 (en) 2002-08-27
JP2002026734A (ja) 2002-01-25
EP1139571A1 (de) 2001-10-04
DE60024052D1 (de) 2005-12-22
EP1139571B1 (de) 2005-11-16
US20010040521A1 (en) 2001-11-15
DE60024052T2 (de) 2006-07-27

Similar Documents

Publication Publication Date Title
DE60024052D1 (de) Pulsbreitenmodulation-D/A-Wandler
ATE380409T1 (de) Digitaler klasse-d-audioverstärker
US7456685B2 (en) Class D audio amplifier with PWM and feedback
DE69317344T2 (de) Ausgangsbegrenzer für einen Klasse-D BICMOS-Hörgeräteausgangsverstärker
DK0563421T3 (da) Høreapparat-kredsløbsindretning
ATE462224T1 (de) Differenzeingangsverstärker mit weitem gleichtaktbereich und verfahren
EP1349273A3 (de) Eintakt- zu Gegentaktkonverter mit Gleichtaktspannungssteuerung
KR20050050608A (ko) D-급 증폭기
EP1005171A3 (de) Digital-Analog-Wandler
DE60042101D1 (de) Differenzoperationsverstärker
TW200505155A (en) Efficient minimum pulse spread spectrum modulation for filterless class D amplifiers
JPH02177607A (ja) パルス幅変調増幅回路
ATE490594T1 (de) Verfahren und vorrichtung für selbst- oszillierenden klasse-d verstärker mit differentieller rückkopplung
KR20040051561A (ko) Pdm 클래스-d 증폭기의 선형화
JP2004048333A (ja) Pwm変調方式d級アンプ
JPH0431203B2 (de)
US6191650B1 (en) Class d amplifier with pulse width modulation and a very low power consumption
US6943623B2 (en) Amplification circuitry
WO2021066061A1 (ja) D級増幅器
JP2003318666A (ja) デジタルオーディオアンプ
JPH08265059A (ja) 電力増幅器
JPH0132687B2 (de)
DE60229078D1 (de) Schnelle Eingangsstufe für A-B Verstärker mit Basisstromkompensation für schnelles Einschwingen
JP2749146B2 (ja) 2線式アナログ・デジタル同時信号出力回路
IL147224A0 (en) xDSL FEEDBACK CLASS C-AB DRIVE

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties