FR2931322B1 - Convertisseur sigma-delta - Google Patents

Convertisseur sigma-delta

Info

Publication number
FR2931322B1
FR2931322B1 FR0858632A FR0858632A FR2931322B1 FR 2931322 B1 FR2931322 B1 FR 2931322B1 FR 0858632 A FR0858632 A FR 0858632A FR 0858632 A FR0858632 A FR 0858632A FR 2931322 B1 FR2931322 B1 FR 2931322B1
Authority
FR
France
Prior art keywords
sigma
delta converter
delta
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.)
Active
Application number
FR0858632A
Other languages
English (en)
Other versions
FR2931322A1 (fr
Inventor
Van Tam Nguyen
Patrick Loumeau
Hussein Fakhoury
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.)
GROUPE ECOLES TELECOMM
Original Assignee
GROUPE ECOLES TELECOMM
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 GROUPE ECOLES TELECOMM filed Critical GROUPE ECOLES TELECOMM
Priority to FR0858632A priority Critical patent/FR2931322B1/fr
Priority to PCT/FR2009/050907 priority patent/WO2009150350A2/fr
Publication of FR2931322A1 publication Critical patent/FR2931322A1/fr
Application granted granted Critical
Publication of FR2931322B1 publication Critical patent/FR2931322B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03M3/39—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
    • H03M3/414—Structural details of delta-sigma modulators, e.g. incremental 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
    • 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
    • H03M3/322—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M3/324—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement
    • H03M3/35—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement using redundancy

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR0858632A 2008-05-19 2008-12-16 Convertisseur sigma-delta Active FR2931322B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0858632A FR2931322B1 (fr) 2008-05-19 2008-12-16 Convertisseur sigma-delta
PCT/FR2009/050907 WO2009150350A2 (fr) 2008-05-19 2009-05-15 Convertisseur sigma-delta

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0853213A FR2931321B1 (fr) 2008-05-19 2008-05-19 Convertisseur sigma-delta
FR0858632A FR2931322B1 (fr) 2008-05-19 2008-12-16 Convertisseur sigma-delta

Publications (2)

Publication Number Publication Date
FR2931322A1 FR2931322A1 (fr) 2009-11-20
FR2931322B1 true FR2931322B1 (fr) 2012-11-02

Family

ID=40342544

Family Applications (2)

Application Number Title Priority Date Filing Date
FR0853213A Expired - Fee Related FR2931321B1 (fr) 2008-05-19 2008-05-19 Convertisseur sigma-delta
FR0858632A Active FR2931322B1 (fr) 2008-05-19 2008-12-16 Convertisseur sigma-delta

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR0853213A Expired - Fee Related FR2931321B1 (fr) 2008-05-19 2008-05-19 Convertisseur sigma-delta

Country Status (2)

Country Link
FR (2) FR2931321B1 (fr)
WO (1) WO2009150350A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2948835B1 (fr) * 2009-07-30 2017-02-10 Groupe Des Ecoles Des Telecommunications - Ecole Nat Superieure Des Telecommunications Correction des defauts analogiques dans des convertisseurs analogiques/numeriques paralleles, notamment pour des applications multistandards, radio logicielle et/ou radio-cognitive.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2716760B1 (fr) * 1994-02-28 1996-03-22 Thomson Csf Convertisseur analogique-numérique du type SIGMADELTA de degré élevé.
US5500645A (en) * 1994-03-14 1996-03-19 General Electric Company Analog-to-digital converters using multistage bandpass delta sigma modulators with arbitrary center frequency
US6750795B2 (en) * 2001-01-12 2004-06-15 Broadcom Corporation Gain scaling for higher signal-to-noise ratios in multistage, multi-bit delta sigma modulators
US7312738B2 (en) * 2005-10-27 2007-12-25 Texas Instruments Incorporated Apparatus and method for sigma delta signal treatment

Also Published As

Publication number Publication date
WO2009150350A9 (fr) 2010-02-25
WO2009150350A3 (fr) 2010-02-04
FR2931321A1 (fr) 2009-11-20
WO2009150350A2 (fr) 2009-12-17
FR2931321B1 (fr) 2010-12-03
FR2931322A1 (fr) 2009-11-20

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