AU5965700A - Sigma-delta modulator - Google Patents

Sigma-delta modulator

Info

Publication number
AU5965700A
AU5965700A AU59657/00A AU5965700A AU5965700A AU 5965700 A AU5965700 A AU 5965700A AU 59657/00 A AU59657/00 A AU 59657/00A AU 5965700 A AU5965700 A AU 5965700A AU 5965700 A AU5965700 A AU 5965700A
Authority
AU
Australia
Prior art keywords
sigma
delta modulator
modulator
delta
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.)
Abandoned
Application number
AU59657/00A
Inventor
Torben Amtoft
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.)
Telital R&D Denmark AS
Original Assignee
Telital R&D Denmark AS
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 Telital R&D Denmark AS filed Critical Telital R&D Denmark AS
Publication of AU5965700A publication Critical patent/AU5965700A/en
Abandoned 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
    • H03M3/458—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
    • 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
    • H03M3/49—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 feedback mode, i.e. by determining the range to be selected from one or more previous digital output values

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AU59657/00A 1999-07-09 2000-07-10 Sigma-delta modulator Abandoned AU5965700A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DKPA199901004 1999-07-09
DK199901004A DK199901004A (en) 1999-07-09 1999-07-09 Sigma-delta modulator
PCT/DK2000/000382 WO2001005037A2 (en) 1999-07-09 2000-07-10 Sigma-delta modulator

Publications (1)

Publication Number Publication Date
AU5965700A true AU5965700A (en) 2001-01-30

Family

ID=8099934

Family Applications (1)

Application Number Title Priority Date Filing Date
AU59657/00A Abandoned AU5965700A (en) 1999-07-09 2000-07-10 Sigma-delta modulator

Country Status (5)

Country Link
EP (1) EP1212837A2 (en)
CN (1) CN1360759A (en)
AU (1) AU5965700A (en)
DK (1) DK199901004A (en)
WO (1) WO2001005037A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4539446B2 (en) * 2004-06-24 2010-09-08 ソニー株式会社 Delta-sigma modulation apparatus and delta-sigma modulation method
CN101499282B (en) * 2008-02-03 2012-03-07 深圳艾科创新微电子有限公司 Voice A/D conversion method and device
CN101267413B (en) * 2008-03-18 2011-04-27 北京天碁科技有限公司 RF transmission method and system and vibration wave generator, sigma-delta modulator and mobile terminal
FR2983371B1 (en) * 2011-11-24 2014-01-10 Commissariat Energie Atomique IMAGEUR DEVICE COMPRISING AN ANALOGUE-DIGITAL CONVERSION CIRCUIT BY INJECTION OF VARIABLE QUANTITY LOADS ACCORDING TO THE NUMBER OF PREVIOUS INJECTIONS
EP3565124A1 (en) * 2018-05-03 2019-11-06 ams AG Delta-sigma modulator with a automatic gain control in the feedback loop

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69123366T2 (en) * 1990-01-31 1997-03-27 Analog Devices Inc., Norwood, Mass. Digital noise shaping circuit
US5416481A (en) * 1993-09-24 1995-05-16 Advanced Micro Devices, Inc. Analog-to-digital converter with multi-level dither current input
US5471209A (en) * 1994-03-03 1995-11-28 Echelon Corporation Sigma-delta converter having a digital logic gate core
SE9403736L (en) * 1994-11-01 1996-02-19 Foersvarets Forskningsanstalt Analog-to-digital converter and sensor device including such

Also Published As

Publication number Publication date
WO2001005037A2 (en) 2001-01-18
DK199901004A (en) 2001-01-10
CN1360759A (en) 2002-07-24
EP1212837A2 (en) 2002-06-12
WO2001005037A3 (en) 2001-09-27

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase