DE60018557D1 - Digital-Analog-Wandler mit Sigma-Delta-Modulator dritter Ordnung - Google Patents

Digital-Analog-Wandler mit Sigma-Delta-Modulator dritter Ordnung

Info

Publication number
DE60018557D1
DE60018557D1 DE60018557T DE60018557T DE60018557D1 DE 60018557 D1 DE60018557 D1 DE 60018557D1 DE 60018557 T DE60018557 T DE 60018557T DE 60018557 T DE60018557 T DE 60018557T DE 60018557 D1 DE60018557 D1 DE 60018557D1
Authority
DE
Germany
Prior art keywords
digital
analog converter
delta modulator
order sigma
sigma
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
DE60018557T
Other languages
English (en)
Inventor
Gabriele Gandolfi
Andrea Baschirotto
Vittorio Colonna
Paolo Cusinato
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.)
STMicroelectronics SRL
Original Assignee
STMicroelectronics SRL
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 STMicroelectronics SRL filed Critical STMicroelectronics SRL
Application granted granted Critical
Publication of DE60018557D1 publication Critical patent/DE60018557D1/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
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
    • H03M3/502—Details of the final digital/analogue conversion following the digital delta-sigma modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3002—Conversion to or from differential modulation
    • H03M7/3004—Digital delta-sigma modulation
    • H03M7/3015—Structural details of digital delta-sigma modulators
    • H03M7/302—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution
    • H03M7/3022—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution having multiple quantisers arranged in cascaded loops, each of the second and further loops processing the quantisation error of the loop preceding it, i.e. multiple stage noise shaping [MASH] type
DE60018557T 2000-07-11 2000-07-11 Digital-Analog-Wandler mit Sigma-Delta-Modulator dritter Ordnung Expired - Lifetime DE60018557D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00830485A EP1172936B1 (de) 2000-07-11 2000-07-11 Digital-Analog-Wandler mit Sigma-Delta-Modulator dritter Ordnung

Publications (1)

Publication Number Publication Date
DE60018557D1 true DE60018557D1 (de) 2005-04-14

Family

ID=8175402

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60018557T Expired - Lifetime DE60018557D1 (de) 2000-07-11 2000-07-11 Digital-Analog-Wandler mit Sigma-Delta-Modulator dritter Ordnung

Country Status (3)

Country Link
US (1) US6483449B2 (de)
EP (1) EP1172936B1 (de)
DE (1) DE60018557D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002364572A1 (en) * 2001-12-18 2003-07-09 Globespan Virata Incorporated System and method for rate enhanced shdsl
JP3949560B2 (ja) * 2002-10-24 2007-07-25 富士通株式会社 高速オーバーサンプリング変調回路
US6741197B1 (en) * 2003-01-13 2004-05-25 Cirrus Logic, Inc. Digital-to-analog converter (DAC) output stage
EP1458101B1 (de) * 2003-03-14 2005-11-30 STMicroelectronics S.r.l. Fraktional-Phasenregelschleife
US7034728B2 (en) * 2004-08-11 2006-04-25 Raytheon Company Bandpass delta-sigma modulator with distributed feedforward paths

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2642921B1 (fr) * 1989-02-07 1991-05-17 Texas Instruments France Chaine de conversion numerique-analogique incluant un modulateur numerique a plusieurs niveaux de quantification, associe a un convertisseur numerique-analogique
US5477481A (en) * 1991-02-15 1995-12-19 Crystal Semiconductor Corporation Switched-capacitor integrator with chopper stabilization performed at the sampling rate
US5389952A (en) * 1992-12-02 1995-02-14 Cordata Inc. Low-power-consumption monitor standby system
WO1997006601A1 (en) * 1995-08-10 1997-02-20 The Trustees Of Columbia University In The City Of New York Multi-bit sigma-delta dac

Also Published As

Publication number Publication date
EP1172936A1 (de) 2002-01-16
US20020041244A1 (en) 2002-04-11
US6483449B2 (en) 2002-11-19
EP1172936B1 (de) 2005-03-09

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Legal Events

Date Code Title Description
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