ATE479232T1 - Akkumulator für adaptive sigma-delta-modulation - Google Patents

Akkumulator für adaptive sigma-delta-modulation

Info

Publication number
ATE479232T1
ATE479232T1 AT07075367T AT07075367T ATE479232T1 AT E479232 T1 ATE479232 T1 AT E479232T1 AT 07075367 T AT07075367 T AT 07075367T AT 07075367 T AT07075367 T AT 07075367T AT E479232 T1 ATE479232 T1 AT E479232T1
Authority
AT
Austria
Prior art keywords
signal
stage
produces
difference
analog
Prior art date
Application number
AT07075367T
Other languages
English (en)
Inventor
Clemens M Zierhofer
Original Assignee
Med El Elektromed Geraete Gmbh
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 Med El Elektromed Geraete Gmbh filed Critical Med El Elektromed Geraete Gmbh
Application granted granted Critical
Publication of ATE479232T1 publication Critical patent/ATE479232T1/de

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
    • H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
    • H03M3/478—Means for controlling the correspondence between the range of the input signal and the range of signals the converter can handle; Means for out-of-range indication
    • H03M3/488—Means for controlling the correspondence between the range of the input signal and the range of signals the converter can handle; Means for out-of-range indication using automatic control
    • H03M3/492—Means for controlling the correspondence between the range of the input signal and the range of signals the converter can handle; Means for out-of-range indication using automatic control in feed forward mode, i.e. by determining the range to be selected directly from the input signal
    • 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
    • H03M3/43—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 single 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

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
AT07075367T 2003-09-26 2003-09-26 Akkumulator für adaptive sigma-delta-modulation ATE479232T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03758484A EP1665544B1 (de) 2003-09-26 2003-09-26 Akkumulator für adaptive sigma-delta modulation
PCT/IB2003/004846 WO2005031980A1 (en) 2003-09-26 2003-09-26 Accumulator for adaptive sigma-delta modulation

Publications (1)

Publication Number Publication Date
ATE479232T1 true ATE479232T1 (de) 2010-09-15

Family

ID=34385740

Family Applications (2)

Application Number Title Priority Date Filing Date
AT03758484T ATE413732T1 (de) 2003-09-26 2003-09-26 Akkumulator für adaptive sigma-delta modulation
AT07075367T ATE479232T1 (de) 2003-09-26 2003-09-26 Akkumulator für adaptive sigma-delta-modulation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT03758484T ATE413732T1 (de) 2003-09-26 2003-09-26 Akkumulator für adaptive sigma-delta modulation

Country Status (7)

Country Link
EP (2) EP1665544B1 (de)
JP (1) JP4555776B2 (de)
AT (2) ATE413732T1 (de)
AU (1) AU2003274509B2 (de)
CA (1) CA2540146C (de)
DE (2) DE60333957D1 (de)
WO (1) WO2005031980A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9310953B1 (en) 2014-11-25 2016-04-12 Cypress Semiconductor Corporation Full-wave synchronous rectification for self-capacitance sensing
JP6753330B2 (ja) * 2017-02-15 2020-09-09 株式会社デンソー Δς変調器、δσａ／ｄ変換器およびインクリメンタルδσａ／ｄ変換器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4860012A (en) * 1986-02-14 1989-08-22 Microchip Technology Incorporated Integrated analog-to-digital converter
JP3048263B2 (ja) * 1991-09-02 2000-06-05 株式会社日立製作所 アナログ／ディジタル変換器
US6535153B1 (en) * 1999-02-04 2003-03-18 Med-El Electromedizinische Gerate Ges.M.B.H. Adaptive sigma-delta modulation with one-bit quantization
US6885326B2 (en) * 1999-02-04 2005-04-26 Med-El Elektromedizinische Geraeta Gmbh Accumulator for adaptive Σ-Δ modulation
US7073113B2 (en) * 2000-07-13 2006-07-04 The Regents Of The University Of California Adaptive sigma-delta modulation with improved dynamic range
US20020146865A1 (en) * 2001-04-04 2002-10-10 Hoel Jeffrey H. Method for selecting from standardized set of integrated circuit mask features
WO2003084074A1 (en) * 2002-03-28 2003-10-09 Med-El Elektromedizinische Geräte G.M.B.H. A system and method for adaptive sigma-delta modulation

Also Published As

Publication number Publication date
EP1665544B1 (de) 2008-11-05
WO2005031980A1 (en) 2005-04-07
EP1665544A1 (de) 2006-06-07
AU2003274509A1 (en) 2005-04-14
EP1855384A1 (de) 2007-11-14
EP1855384B1 (de) 2010-08-25
ATE413732T1 (de) 2008-11-15
JP4555776B2 (ja) 2010-10-06
JP2007516626A (ja) 2007-06-21
AU2003274509B2 (en) 2008-12-18
DE60333957D1 (de) 2010-10-07
CA2540146A1 (en) 2005-04-07
DE60324610D1 (de) 2008-12-18
CA2540146C (en) 2012-11-13

Similar Documents

Publication Publication Date Title
JP4708159B2 (ja) デジタルアンプ
US6661363B2 (en) System and method for adaptive sigma-delta modulation
US7339510B2 (en) Accumulator for adaptive sigma-delta modulation
JP2006512851A (ja) 出力段供給電圧変動補償を有するデルタ−シグマ増幅器および同補償を使用する方法およびデジタル増幅器システム
WO2002023733A3 (en) Sigma-delta digital-to-analog converter
WO2003043199A3 (en) Optically sampled delta-sigma modulator
TW200642296A (en) Improved switched capacitor DAC
EP1601107A3 (de) Digitaler Delta-Sigma Modulator und dessen Anwendungen
ATE359623T1 (de) Digital-analog-wandler mit sigma-delta schleife und rückkopplungs-daw-model
EP1081863A3 (de) Delta-Sigma Modulator mit Zweistufenquantisierung und Verfahren zur Anwendung von Zweistufenquantisierung in Delta-Sigma Modulation
EP1182781A3 (de) Mehrstufiger Wandler mit Anwendung eines digitalen Zittersignals
DE60113442D1 (de) Inkrementaler Delta Analog-Digital-Wandler
JP2004248288A5 (de)
GB0428114D0 (en) Technique and method for suppressing clock-jitter in continuous-time delta-sigma modulators
US6795005B2 (en) Variable, adaptive quantization in sigma-delta modulators
EP1193880A3 (de) In Bereiche unterteilter Sigma-Delta Modulator
WO2004079915A3 (en) Feedback steering delta-sigma modulators and systems using the same
EP3629480A3 (de) Verfahren und schaltungen zur unterdrückung von quantisierungsrauschen in digital-analog-wandlern
WO2004025398A3 (en) Sigma-delta adc
EP0889599A3 (de) Sigma-Delta Modulator
ATE413732T1 (de) Akkumulator für adaptive sigma-delta modulation
WO2007094255A1 (ja) Ｄ／ａ変換器
US6697000B2 (en) Delta-sigma modulator with feed-forward path
AU2003224394A1 (en) Sigma delta a/d converter with pseudo flash converter
US20110122009A1 (en) Sigma delta modulator and quantizer and quantization method thereof

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1855384

Country of ref document: EP