ATE344549T1 - Sigma-delta modulator mit einstellbarem rückkopplungsfaktor - Google Patents

Sigma-delta modulator mit einstellbarem rückkopplungsfaktor

Info

Publication number
ATE344549T1
ATE344549T1 AT01962781T AT01962781T ATE344549T1 AT E344549 T1 ATE344549 T1 AT E344549T1 AT 01962781 T AT01962781 T AT 01962781T AT 01962781 T AT01962781 T AT 01962781T AT E344549 T1 ATE344549 T1 AT E344549T1
Authority
AT
Austria
Prior art keywords
sigma
delta modulator
feedback factor
adjustable feedback
adjustable
Prior art date
Application number
AT01962781T
Other languages
English (en)
Inventor
Matthias Locher
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE344549T1 publication Critical patent/ATE344549T1/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
    • H03M3/02—Delta modulation, i.e. one-bit differential modulation
    • 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
    • H03M3/48—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 characterised by the type of range control, e.g. limiting
    • H03M3/482—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 characterised by the type of range control, e.g. limiting by adapting the quantisation step size
    • H03M3/484—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 characterised by the type of range control, e.g. limiting by adapting the quantisation step size by adapting the gain of the feedback signal, e.g. by adapting the reference values of the digital/analogue converter in the feedback path

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Semiconductor Lasers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
AT01962781T 2000-07-07 2001-06-26 Sigma-delta modulator mit einstellbarem rückkopplungsfaktor ATE344549T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00202425 2000-07-07

Publications (1)

Publication Number Publication Date
ATE344549T1 true ATE344549T1 (de) 2006-11-15

Family

ID=8171768

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01962781T ATE344549T1 (de) 2000-07-07 2001-06-26 Sigma-delta modulator mit einstellbarem rückkopplungsfaktor

Country Status (8)

Country Link
US (1) US6507301B2 (de)
EP (1) EP1374409B1 (de)
JP (1) JP2004503167A (de)
KR (1) KR20020035586A (de)
CN (1) CN1547804B (de)
AT (1) ATE344549T1 (de)
DE (1) DE60124318T2 (de)
WO (1) WO2002005432A2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8232582B2 (en) * 2000-04-24 2012-07-31 Life Technologies Corporation Ultra-fast nucleic acid sequencing device and a method for making and using the same
US6653960B2 (en) * 2001-03-08 2003-11-25 Shindengen Electric Manufacturing Co., Ltd. Stabilized power supply using delta sigma modulator
DE60214598T2 (de) * 2002-01-30 2007-08-30 Koninklijke Philips Electronics N.V. Elektronische schaltung mit einem sigma-delta-analog-digital-wandler
JP3858785B2 (ja) * 2002-08-09 2006-12-20 ソニー株式会社 ディジタル信号処理装置及びディジタル信号処理方法
DE10247133B4 (de) 2002-10-09 2009-12-31 Infineon Technologies Ag Gesteuerte Stromquelle, insbesondere für Digital-Analog-Umsetzer in zeitkontinuierlichen Sigma-Delta-Modulatoren
DE10327621B4 (de) * 2003-06-18 2009-10-15 Infineon Technologies Ag Schaltungsanordnung und Verfahren zur Reduzierung eines Anpassungsfehlers in einem Sigma-Delta-Modulator
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
DE102004009611B4 (de) * 2004-02-27 2010-01-14 Infineon Technologies Ag Zeitkontinuierlicher Sigma-Delta-Analog-Digital-Wandler
JP4079925B2 (ja) 2004-08-09 2008-04-23 Ｎｅｃアクセステクニカ株式会社 無線機
US7268715B2 (en) * 2004-10-29 2007-09-11 Freescale Semiconductor, Inc. Gain control in a signal path with sigma-delta analog-to-digital conversion
ATE449463T1 (de) 2005-04-15 2009-12-15 Semtech Internat Ag Elektronische schaltung zur analog/digital- umsetzung eines analogen einlasssignals
US7948412B2 (en) * 2006-08-23 2011-05-24 Asahi Kasei Emd Corporation Delta-sigma modulator
KR100804645B1 (ko) * 2006-11-07 2008-02-20 삼성전자주식회사 자체 차단형 전류모드 디지털/아날로그 변환기를 가지는연속시간 델타 시그마 변조기
US7414557B2 (en) * 2006-12-15 2008-08-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for feedback signal generation in sigma-delta analog-to-digital converters
US7362252B1 (en) * 2007-01-25 2008-04-22 Mstar Semiconductor, Inc. Bandwidth tunable sigma-delta ADC modulator
CN101267413B (zh) * 2008-03-18 2011-04-27 北京天碁科技有限公司 射频发射方法和***及震荡波形生成器、σ-δ调制器和移动终端
KR101042989B1 (ko) * 2009-02-27 2011-06-21 서울대학교산학협력단 델타 시그마 아날로그 디지털 컨버터
MY180201A (en) * 2010-07-01 2020-11-24 Panasonic Ip Man Co Ltd Object detection device
TW201218644A (en) * 2010-10-26 2012-05-01 Ping-Ying Wang Voltage converter
JP5696508B2 (ja) * 2011-02-04 2015-04-08 ソニー株式会社 Δς変調器および信号処理システム
EP2498400A1 (de) * 2011-03-11 2012-09-12 Dialog Semiconductor GmbH Delta-Sigma-Modulatoransatz für erhöhte Verstärkungsauflösung
US8847803B2 (en) * 2011-09-09 2014-09-30 Mstar Semiconductor, Inc. Parallel multibit digital-to-digital sigma-delta modulation
US9160356B1 (en) * 2014-07-17 2015-10-13 Analog Devices Global Analog to digital convertor and a method of calibrating same
CN110658879B (zh) * 2018-06-28 2021-10-29 硅谷介入有限公司 用于改善σδ调制器的性能的设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4009475A (en) * 1974-12-05 1977-02-22 Hybrid Systems Corporation Delta-sigma converter and decoder
US4439756A (en) * 1982-01-20 1984-03-27 International Telephone And Telegraph Corporation Delta-Sigma modulator with switch capacitor implementation
US4504803A (en) * 1982-06-28 1985-03-12 Gte Lenkurt, Incorporated Switched capacitor AM modulator/demodulator
BE899174A (nl) * 1984-03-16 1984-09-17 Bell Telephone Mfg Besturingsketen met terugkoppeling en met geschakelde schakelaars en sigma-delta modulator waarin deze wordt toegepast.
JP3039809B2 (ja) * 1990-05-31 2000-05-08 株式会社日立製作所 アナログ／ディジタル変換器、サンプリングパルス生成回路、及び電流スイッチ回路
FI96649C (fi) * 1994-06-07 1996-07-25 Fincitec Oy Ylinäytteistetty korkeamman asteluvun modulaattori

Also Published As

Publication number Publication date
JP2004503167A (ja) 2004-01-29
CN1547804B (zh) 2012-08-29
EP1374409A2 (de) 2004-01-02
CN1547804A (zh) 2004-11-17
WO2002005432A2 (en) 2002-01-17
WO2002005432A3 (en) 2003-10-16
DE60124318T2 (de) 2007-05-24
US20020011945A1 (en) 2002-01-31
DE60124318D1 (de) 2006-12-14
US6507301B2 (en) 2003-01-14
EP1374409B1 (de) 2006-11-02
KR20020035586A (ko) 2002-05-11

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Legal Events

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