DE69930442D1 - Korrektion von Multibit Sigma-Delta-Modulatoren mit Hilfe eines nichtlinearen Filters - Google Patents

Korrektion von Multibit Sigma-Delta-Modulatoren mit Hilfe eines nichtlinearen Filters

Info

Publication number
DE69930442D1
DE69930442D1 DE69930442T DE69930442T DE69930442D1 DE 69930442 D1 DE69930442 D1 DE 69930442D1 DE 69930442 T DE69930442 T DE 69930442T DE 69930442 T DE69930442 T DE 69930442T DE 69930442 D1 DE69930442 D1 DE 69930442D1
Authority
DE
Germany
Prior art keywords
correction
nonlinear filter
delta modulators
multibit sigma
multibit
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 - Fee Related
Application number
DE69930442T
Other languages
English (en)
Other versions
DE69930442T2 (de
Inventor
Leopold Ernest Pellon
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.)
Lockheed Martin Corp
Original Assignee
Lockheed Corp
Lockheed Martin Corp
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 Lockheed Corp, Lockheed Martin Corp filed Critical Lockheed Corp
Publication of DE69930442D1 publication Critical patent/DE69930442D1/de
Application granted granted Critical
Publication of DE69930442T2 publication Critical patent/DE69930442T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/38—Calibration
    • H03M3/386—Calibration over the full range of the converter, e.g. for correcting differential non-linearity
    • H03M3/388—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/412—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution
    • H03M3/422—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
    • H03M3/424—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a multiple bit one
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
    • H03M3/456—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a first order loop filter in the feedforward path

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
DE69930442T 1998-06-10 1999-06-10 Korrektion von Multibit Sigma-Delta-Modulatoren mit Hilfe eines nichtlinearen Filters Expired - Fee Related DE69930442T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8871198P 1998-06-10 1998-06-10
US88711P 1998-06-10

Publications (2)

Publication Number Publication Date
DE69930442D1 true DE69930442D1 (de) 2006-05-11
DE69930442T2 DE69930442T2 (de) 2006-09-21

Family

ID=22212988

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69930442T Expired - Fee Related DE69930442T2 (de) 1998-06-10 1999-06-10 Korrektion von Multibit Sigma-Delta-Modulatoren mit Hilfe eines nichtlinearen Filters

Country Status (6)

Country Link
US (1) US6271781B1 (de)
EP (1) EP0964524B1 (de)
JP (1) JP2000224042A (de)
AU (1) AU3397399A (de)
DE (1) DE69930442T2 (de)
ES (1) ES2258827T3 (de)

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FR2805940B1 (fr) * 2000-03-01 2002-05-31 France Telecom Systeme de correction du cna pour modulateur delta sigma
US6639537B1 (en) * 2000-03-31 2003-10-28 Massachusetts Institute Of Technology Highly linear analog-to-digital conversion system and method thereof
US6404369B1 (en) * 2000-09-29 2002-06-11 Teradyne, Inc. Digital to analog converter employing sigma-delta loop and feedback DAC model
FR2823619B1 (fr) * 2001-04-11 2003-06-27 Commissariat Energie Atomique Modulateur sigma-delta passe-bande et utilisations du molulateur sigma delta pour la conversion, la detection et la production de signaux
US6768435B2 (en) * 2001-11-13 2004-07-27 National University Of Singapore Bandpass sigma-delta modulator
US6587062B1 (en) * 2001-12-27 2003-07-01 Texas Instruments Incorporated Flexible interface circuit and method for delta sigma A/D converters
EP1324497B1 (de) * 2001-12-27 2004-09-29 STMicroelectronics S.r.l. Verfahren zur Selbstkalibrierung einer Frequenz einer Modulatorschaltung, und dieses Verfahren anwendende Schaltung
US6946983B2 (en) * 2002-04-26 2005-09-20 Telefonaktiebolaget L M Ericcson Digital-to-analog converter having error correction
SE523353C2 (sv) * 2002-04-26 2004-04-13 Ericsson Telefon Ab L M Digital-/Analogomvandlare med felkompensering
US7065166B2 (en) * 2002-12-19 2006-06-20 Texas Instruments Incorporated Wireless receiver and method for determining a representation of noise level of a signal
US6861968B2 (en) * 2003-01-21 2005-03-01 Cirrus Logic, Inc. Signal processing system with baseband noise modulation and noise filtering
US6961385B2 (en) * 2003-01-21 2005-11-01 Cirrus Logic, Inc. Signal processing system with baseband noise modulation chopper circuit timing to reduce noise
DE10305972A1 (de) * 2003-02-13 2004-09-02 Micronas Gmbh Kompensationsschaltungsanordnung und Kompensationsverfahren zum Kompensieren von nicht-linearen Verzerrungen eines AD-Wandlers
US6907374B1 (en) 2003-03-19 2005-06-14 Zilog, Inc. Self-calibrating sigma-delta analog-to-digital converter
US7894536B2 (en) * 2003-04-15 2011-02-22 Texas Instruments Incorporated Calibration model to mitigate data conversion errors
US6825786B1 (en) * 2003-05-06 2004-11-30 Standard Microsystems Corporation Associative noise attenuation
US6885323B2 (en) * 2003-06-27 2005-04-26 Optichron, Inc. Analog to digital converter with distortion correction
US7075468B1 (en) * 2003-10-14 2006-07-11 Lockheed Martin Corporation Wide-bandwidth, low-latency sigma-delta modulator
US7230553B2 (en) * 2003-12-31 2007-06-12 Teradyne, Inc. Parallel source/capture architecture
US7196647B2 (en) * 2004-01-16 2007-03-27 Cirrus Logic, Inc. Signal processing with look-ahead modulator noise quantization minimization
DE102004007207B4 (de) * 2004-02-13 2008-03-27 Albert-Ludwigs-Universität Freiburg, vertreten durch den Rektor Verfahren zur Charakterisierung von sowie zur automatischen Korrektur linearer Fehler in Analog-Digital-Wandlern
JP4621245B2 (ja) * 2004-03-25 2011-01-26 オプティクロン・インコーポレーテッド デジタル線形化システム
EP1728329A4 (de) * 2004-03-25 2007-03-28 Optichron Inc Nichtlineare filter reduzierter komplexität für die linearisierung eines anlog/digital-umsetzers
US6943717B1 (en) * 2004-09-30 2005-09-13 Texas Instruments Incorporated Sigma delta class D architecture which corrects for power supply, load and H-bridge errors
US20060217082A1 (en) * 2005-03-22 2006-09-28 Georg Fischer Shaping noise in power amplifiers of duplex communication systems
TWI303929B (en) * 2005-04-20 2008-12-01 Realtek Semiconductor Corp Application circuit and method for shaping noise
US7362247B2 (en) * 2005-05-06 2008-04-22 Agere Systems Inc. Digital correction of nonlinearity errors of multibit delta-sigma digital to analog converters
US7321325B2 (en) 2005-07-07 2008-01-22 Realtek Semiconductor Corp. Background calibration of continuous-time delta-sigma modulator
US7324028B2 (en) * 2005-09-23 2008-01-29 Realtek Semiconductor Corp. Self-calibrating continuous-time delta-sigma modulator
US7277032B2 (en) 2005-10-21 2007-10-02 Realtek Semiconductor Corp. Low-pass filter based delta-sigma modulator
US8014879B2 (en) * 2005-11-11 2011-09-06 L&L Engineering, Llc Methods and systems for adaptive control
JP4774953B2 (ja) * 2005-11-28 2011-09-21 株式会社日立製作所 時間インターリーブａｄ変換器
US7221302B1 (en) * 2005-12-20 2007-05-22 Cirrus Logic, Inc. Delta-sigma modulator coefficient calibration method and apparatus
CN101416394B (zh) * 2006-03-31 2011-09-28 Nxp股份有限公司 用于a/d转换器的校准电路和方法
US7215270B1 (en) * 2006-04-10 2007-05-08 Intrinsix Corp. Sigma-delta modulator having selectable OSR with optimal resonator coefficient
US7446687B2 (en) 2006-10-27 2008-11-04 Realtek Semiconductor Corp. Method and apparatus to reduce internal circuit errors in a multi-bit delta-sigma modulator
FR2907987B1 (fr) * 2006-10-31 2009-01-23 Thales Sa Dispositif de boucle fermee d'asservissement et modulateur sigma-delta
US7545301B2 (en) 2006-12-05 2009-06-09 Electronics And Telecommunications Research Institute Multi-bit delta-sigma modulator
US8400338B2 (en) * 2006-12-29 2013-03-19 Teradyne, Inc. Compensating for harmonic distortion in an instrument channel
US20080158026A1 (en) * 2006-12-29 2008-07-03 O'brien David Compensating for harmonic distortion in an instrument channel
US20090085785A1 (en) * 2007-09-28 2009-04-02 Friedel Gerfers Digital-to-analog converter calibration for multi-bit analog-to-digital converters
US8106800B2 (en) * 2008-02-21 2012-01-31 Honeywell International Inc. Self-calibrating signal reconstruction system
WO2010013196A2 (en) 2008-07-28 2010-02-04 Nxp B.V. A method to linearize the output from an adc
GB2463879A (en) * 2008-09-25 2010-03-31 Ubidyne Inc Apparatus and method for the calibration of delta-sigma modulators of the continuous time, band pass, type.
US8803498B2 (en) * 2009-06-18 2014-08-12 Cirasys, Inc. System, apparatus and methods for controlling multiple output converters
DE102009034100B3 (de) 2009-07-21 2011-03-31 Austriamicrosystems Ag Integrierter Schaltkreis mit einer Signalverarbeitungsanordnung und Verfahren zur Signalverarbeitung
US8354947B2 (en) * 2010-09-08 2013-01-15 Mediatek Inc. Signal processing apparatus with sigma-delta modulating block collaborating with notch filtering block and related signal processing method thereof
US9262566B2 (en) * 2012-03-09 2016-02-16 The Mathworks, Inc. Fast simulation of a radio frequency circuit
US8842701B2 (en) * 2012-09-26 2014-09-23 Metanoia Communications Inc. LTE-advanced primary synchronization signal detection
US9543978B2 (en) * 2013-02-21 2017-01-10 Telefonaktiebolaget Lm Ericsson (Publ) Frequency selective circuit configured to convert an analog input signal to a digital output signal
WO2015048681A1 (en) * 2013-09-28 2015-04-02 The Trustees Of Columbia University In The City Of New York Circuits, methods, and media for providing delta-sigma modulators
DE102013021599B3 (de) 2013-12-19 2014-12-31 Wolfgang Klippel Anordnung und Verfahren zur Verminderung der nichtlinearen Verzerrung eines AD-Wandlers
JP6230417B2 (ja) * 2013-12-27 2017-11-15 ルネサスエレクトロニクス株式会社 Ａ／ｄ変換回路および半導体集積回路
US9337874B1 (en) * 2014-12-18 2016-05-10 Intel IP Corporation High-speed digital signal processing systems
US10193585B2 (en) * 2017-02-17 2019-01-29 SiTune Corporation Tone removal for digital circuits
US10715250B2 (en) * 2017-05-01 2020-07-14 Teradyne, Inc. Calibrating non-linear data
EP3817234A1 (de) * 2019-10-28 2021-05-05 Nxp B.V. Sigma-delta-modulator, integrierte schaltung und verfahren dafür
US11522553B2 (en) * 2020-05-05 2022-12-06 Stmicroelectronics International N.V. Sigma-delta analog-to-digital converter circuit with real time correction for digital-to-analog converter mismatch error
US11456750B2 (en) * 2020-11-12 2022-09-27 Mediatek Inc. Phase-locked loop circuit having linear voltage-domain time-to-digital converter with output subrange

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US5153593A (en) * 1990-04-26 1992-10-06 Hughes Aircraft Company Multi-stage sigma-delta analog-to-digital converter
US5257026A (en) * 1992-04-17 1993-10-26 Crystal Semiconductor, Inc. Method and apparatus for calibrating a multi-bit delta-sigma modular
CA2187478C (en) * 1995-10-10 2004-02-17 Wen Tong Co-channel interference reduction
US5778310A (en) * 1995-11-30 1998-07-07 Northern Telecom Limited Co-channel interference reduction

Also Published As

Publication number Publication date
US6271781B1 (en) 2001-08-07
EP0964524A2 (de) 1999-12-15
ES2258827T3 (es) 2006-09-01
AU3397399A (en) 1999-12-23
EP0964524B1 (de) 2006-03-22
DE69930442T2 (de) 2006-09-21
JP2000224042A (ja) 2000-08-11
EP0964524A3 (de) 2003-10-01

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Legal Events

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8339 Ceased/non-payment of the annual fee