DE69422046D1 - Digital-analog-wandler mit überabtastung - Google Patents

Digital-analog-wandler mit überabtastung

Info

Publication number
DE69422046D1
DE69422046D1 DE69422046T DE69422046T DE69422046D1 DE 69422046 D1 DE69422046 D1 DE 69422046D1 DE 69422046 T DE69422046 T DE 69422046T DE 69422046 T DE69422046 T DE 69422046T DE 69422046 D1 DE69422046 D1 DE 69422046D1
Authority
DE
Germany
Prior art keywords
oversampling
digital
analog converter
analog
converter
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69422046T
Other languages
English (en)
Other versions
DE69422046T2 (de
Inventor
Peter Craven
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cirrus Logic Inc
Original Assignee
B&W Loudspeakers Ltd
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 B&W Loudspeakers Ltd filed Critical B&W Loudspeakers Ltd
Publication of DE69422046D1 publication Critical patent/DE69422046D1/de
Application granted granted Critical
Publication of DE69422046T2 publication Critical patent/DE69422046T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/82—Digital/analogue converters with intermediate conversion to time interval
    • H03M1/822—Digital/analogue converters with intermediate conversion to time interval using pulse width modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69422046T 1993-09-02 1994-09-01 Digital-analog-wandler mit überabtastung Expired - Lifetime DE69422046T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939318238A GB9318238D0 (en) 1993-09-02 1993-09-02 Digital converter
PCT/GB1994/001917 WO1995006980A1 (en) 1993-09-02 1994-09-01 Digital converter

Publications (2)

Publication Number Publication Date
DE69422046D1 true DE69422046D1 (de) 2000-01-13
DE69422046T2 DE69422046T2 (de) 2000-07-13

Family

ID=10741423

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422046T Expired - Lifetime DE69422046T2 (de) 1993-09-02 1994-09-01 Digital-analog-wandler mit überabtastung

Country Status (6)

Country Link
US (1) US5708433A (de)
EP (1) EP0715782B1 (de)
DE (1) DE69422046T2 (de)
GB (1) GB9318238D0 (de)
HK (1) HK1000723A1 (de)
WO (1) WO1995006980A1 (de)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997037433A1 (en) * 1996-03-28 1997-10-09 Lars Risbo Conversion of a pcm signal into a upwm signal
US6150969A (en) * 1996-06-12 2000-11-21 Audiologic, Incorporated Correction of nonlinear output distortion in a Delta Sigma DAC
CN1123116C (zh) * 1997-04-02 2003-10-01 邦及奥卢夫森发电站公司 用于脉冲调制信号的增强功率放大的以脉冲为基准的控制方法
US6373417B1 (en) 1999-02-23 2002-04-16 Cirrus Logic, Inc. Digital to analog converter using level and timing control signals to cancel noise
US6414614B1 (en) 1999-02-23 2002-07-02 Cirrus Logic, Inc. Power output stage compensation for digital output amplifiers
JP2001075565A (ja) 1999-09-07 2001-03-23 Roland Corp 電子楽器
JP2001125568A (ja) 1999-10-28 2001-05-11 Roland Corp 電子楽器
US6414613B1 (en) * 2000-01-05 2002-07-02 Motorola, Inc. Apparatus for noise shaping a pulse width modulation (PWM) signal and method therefor
DE60211872T2 (de) 2001-03-26 2006-10-26 Harman International Industries, Incorporated, Northridge Pulsbreitemodulationsverstärker mit digitalem signalprozessor
WO2003032496A1 (en) * 2001-10-04 2003-04-17 Koninklijke Philips Electronics N.V. Method and arrangement for sample-rate conversion
DE10155426A1 (de) 2001-11-12 2003-05-28 Infineon Technologies Ag Digital/Analog-Umsetzer-Schaltung mit einer Vorrichtung zur Kompensation von nichtlinearen Verzerrungen
US20040189502A1 (en) * 2003-03-04 2004-09-30 Lee Ying Lau Multi-level pulse width modulation in digital system
WO2005048456A2 (en) * 2003-11-12 2005-05-26 Ying Lau Lee Multi-level pulse width modulation in digital system
US7084798B2 (en) * 2004-01-16 2006-08-01 Cirrus Logic, Inc. Look-ahead delta sigma modulators with quantizer input approximations
US7009543B2 (en) * 2004-01-16 2006-03-07 Cirrus Logic, Inc. Multiple non-monotonic quantizer regions for noise shaping
US7187312B2 (en) * 2004-01-16 2007-03-06 Cirrus Logic, Inc. Look-ahead delta sigma modulator having an infinite impulse response filter with multiple look-ahead outputs
US7170434B2 (en) * 2004-01-16 2007-01-30 Cirrus Logic, Inc. Look-ahead delta sigma modulator with quantization using natural and pattern loop filter responses
US7196647B2 (en) * 2004-01-16 2007-03-27 Cirrus Logic, Inc. Signal processing with look-ahead modulator noise quantization minimization
US7138934B2 (en) * 2004-01-26 2006-11-21 Cirrus Logic, Inc. Pattern biasing for look-ahead delta sigma modulators
US7148830B2 (en) * 2004-01-26 2006-12-12 Cirrus Logic, Inc. Look-ahead delta sigma modulator with pruning of output candidate vectors using quantization error minimization pruning techniques
US7081843B2 (en) * 2004-07-19 2006-07-25 Cirrus Logic, Inc. Overload protection for look-ahead delta sigma modulators
US7403153B2 (en) * 2004-12-15 2008-07-22 Valeo Raytheon Systems, Inc. System and method for reducing a radar interference signal
US7683827B2 (en) * 2004-12-15 2010-03-23 Valeo Radar Systems, Inc. System and method for reducing the effect of a radar interference signal
US7038608B1 (en) * 2004-12-16 2006-05-02 Valeo Raytheon Systems, Inc. Digital to analog converter
US7603097B2 (en) * 2004-12-30 2009-10-13 Valeo Radar Systems, Inc. Vehicle radar sensor assembly
US7248215B2 (en) * 2004-12-30 2007-07-24 Valeo Raytheon Systems, Inc Beam architecture for improving angular resolution
US7680464B2 (en) * 2004-12-30 2010-03-16 Valeo Radar Systems, Inc. Waveguide—printed wiring board (PWB) interconnection
US7482794B2 (en) * 2005-01-20 2009-01-27 Board Of Regents, The University Of Texas System System, method and apparatus for controlling converters using input-output linearization
US7327295B1 (en) 2005-10-24 2008-02-05 Cirrus Logic, Inc. Constant edge-rate ternary output consecutive-edge modulator (CEM) method and apparatus
US8014879B2 (en) * 2005-11-11 2011-09-06 L&L Engineering, Llc Methods and systems for adaptive control
US7209067B1 (en) 2005-12-08 2007-04-24 Cirrus Logic, Inc. Extended dynamic range consecutive edge modulation (CEM) method and apparatus
US7167118B1 (en) * 2005-12-08 2007-01-23 Cirrus Logic, Inc. Centered-pulse consecutive edge modulation (CEM) method and apparatus
US20070152869A1 (en) * 2005-12-30 2007-07-05 Woodington Walter G Multichannel processing of signals in a radar system
US7379018B1 (en) 2005-12-30 2008-05-27 Valeo Raytheon Systems, Inc. System and method for verifying a radar detection
US7336219B1 (en) 2005-12-30 2008-02-26 Valeo Raytheon Systems, Inc. System and method for generating a radar detection threshold
US7400290B2 (en) * 2005-12-30 2008-07-15 Valeo Raytheon Systems, Inc. Vehicle radar system having multiple operating modes
US20100238066A1 (en) * 2005-12-30 2010-09-23 Valeo Raytheon Systems, Inc. Method and system for generating a target alert
US20070156799A1 (en) * 2005-12-30 2007-07-05 Gilbert Michael J Multi-stage finite impulse response filter processing
US7345619B2 (en) * 2005-12-30 2008-03-18 Valeo Raytheon Systems, Inc. Generating event signals in a radar system
US20070152872A1 (en) * 2005-12-30 2007-07-05 Woodington Walter G Reducing undesirable coupling of signal(s) between two or more signal paths in a radar system
US20070152874A1 (en) * 2005-12-30 2007-07-05 Woodington Walter G Reducing undesirable coupling of signal(s) between two or more signal paths in a radar system
US20080001809A1 (en) * 2006-06-30 2008-01-03 Walter Gordon Woodington Detecting signal interference in a vehicle system
US9252683B2 (en) 2009-06-18 2016-02-02 Cirasys, Inc. Tracking converters with input output linearization control
US8803498B2 (en) 2009-06-18 2014-08-12 Cirasys, Inc. System, apparatus and methods for controlling multiple output converters
US9369041B2 (en) 2009-06-18 2016-06-14 Cirasys, Inc. Analog input output linearization control
US9690308B2 (en) 2011-12-20 2017-06-27 Board Of Regents, The University Of Texas System System and method for controlling output ripple of DC-DC converters with leading edge modulation control using current injection
US8810221B2 (en) * 2009-06-18 2014-08-19 The Board Of Regents, The University Of Texas System System, method and apparatus for controlling converters using input-output linearization
US9653796B2 (en) 2013-12-16 2017-05-16 Valeo Radar Systems, Inc. Structure and technique for antenna decoupling in a vehicle mounted sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4095218A (en) * 1976-08-30 1978-06-13 International Business Machines Corporation Hybrid pulse width-pulse rate digital-to-analog converter method and apparatus
DE3876979D1 (de) * 1988-03-31 1993-02-04 Itt Ind Gmbh Deutsche Schaltungsanordnung zur mittelwertbildung bei der pulsdichte-d/a- oder -a/d-umsetzung.
GB9103777D0 (en) * 1991-02-22 1991-04-10 B & W Loudspeakers Analogue and digital convertors

Also Published As

Publication number Publication date
HK1000723A1 (en) 2000-05-05
DE69422046T2 (de) 2000-07-13
EP0715782B1 (de) 1999-12-08
WO1995006980A1 (en) 1995-03-09
EP0715782A1 (de) 1996-06-12
GB9318238D0 (en) 1993-10-20
US5708433A (en) 1998-01-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CIRRUS LOGIC, INC., AUSTIN, TEX., US