DE60127865D1 - Digital-analog-wandler mit sigma-delta schleife und rückkopplungs-daw-model - Google Patents

Digital-analog-wandler mit sigma-delta schleife und rückkopplungs-daw-model

Info

Publication number
DE60127865D1
DE60127865D1 DE60127865T DE60127865T DE60127865D1 DE 60127865 D1 DE60127865 D1 DE 60127865D1 DE 60127865 T DE60127865 T DE 60127865T DE 60127865 T DE60127865 T DE 60127865T DE 60127865 D1 DE60127865 D1 DE 60127865D1
Authority
DE
Germany
Prior art keywords
dac
signal
sigma
loop
delta loop
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 - Fee Related
Application number
DE60127865T
Other languages
English (en)
Other versions
DE60127865T2 (de
Inventor
Timothy W Sheen
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.)
Teradyne Inc
Original Assignee
Teradyne Inc
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 Teradyne Inc filed Critical Teradyne Inc
Application granted granted Critical
Publication of DE60127865D1 publication Critical patent/DE60127865D1/de
Publication of DE60127865T2 publication Critical patent/DE60127865T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE60127865T 2000-09-29 2001-09-26 Digital-analog-wandler mit sigma-delta schleife und rückkopplungs-daw-model Expired - Fee Related DE60127865T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/676,064 US6404369B1 (en) 2000-09-29 2000-09-29 Digital to analog converter employing sigma-delta loop and feedback DAC model
US676064 2000-09-29
PCT/US2001/030056 WO2002027944A2 (en) 2000-09-29 2001-09-26 Digital to analog converter employing sigma-delta loop and feedback dac model

Publications (2)

Publication Number Publication Date
DE60127865D1 true DE60127865D1 (de) 2007-05-24
DE60127865T2 DE60127865T2 (de) 2008-01-17

Family

ID=24713083

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60127865T Expired - Fee Related DE60127865T2 (de) 2000-09-29 2001-09-26 Digital-analog-wandler mit sigma-delta schleife und rückkopplungs-daw-model

Country Status (9)

Country Link
US (1) US6404369B1 (de)
EP (1) EP1354410B1 (de)
JP (1) JP4440539B2 (de)
KR (1) KR100829024B1 (de)
AT (1) ATE359623T1 (de)
AU (1) AU2001296316A1 (de)
DE (1) DE60127865T2 (de)
TW (1) TW518831B (de)
WO (1) WO2002027944A2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6515604B2 (en) * 2000-04-17 2003-02-04 Tripath Technology, Inc. Mixed signal processing unit with improved distortion and noise characteristics
US6946983B2 (en) * 2002-04-26 2005-09-20 Telefonaktiebolaget L M Ericcson Digital-to-analog converter having error correction
SE523353C2 (sv) * 2002-04-26 2004-04-13 Ericsson Telefon Ab L M Digital-/Analogomvandlare med felkompensering
US7346113B2 (en) * 2002-07-26 2008-03-18 Texas Instruments Incorporated Method and circuit for stop of signals quantized using noise-shaping
US7894536B2 (en) * 2003-04-15 2011-02-22 Texas Instruments Incorporated Calibration model to mitigate data conversion errors
GB2408858B (en) * 2003-12-05 2006-11-29 Wolfson Ltd Word length reduction circuit
KR100631872B1 (ko) * 2004-03-31 2006-10-04 윤홍일 아날로그-디지털 변환기의 비아이에스티 및 비아이에스씨장치
EP1624577B1 (de) * 2004-08-06 2008-07-23 Verigy (Singapore) Pte. Ltd. Verbesserte Analogsignalerzeugung mittels eines Delta-Sigma Modulators
US7250887B2 (en) * 2004-10-25 2007-07-31 Broadcom Corporation System and method for spur cancellation
US7425910B1 (en) * 2006-02-27 2008-09-16 Marvell International Ltd. Transmitter digital-to-analog converter with noise shaping
US8362838B2 (en) 2007-01-19 2013-01-29 Cirrus Logic, Inc. Multi-stage amplifier with multiple sets of fixed and variable voltage rails
US7667408B2 (en) 2007-03-12 2010-02-23 Cirrus Logic, Inc. Lighting system with lighting dimmer output mapping
US7696913B2 (en) 2007-05-02 2010-04-13 Cirrus Logic, Inc. Signal processing system using delta-sigma modulation having an internal stabilizer path with direct output-to-integrator connection
US7554473B2 (en) 2007-05-02 2009-06-30 Cirrus Logic, Inc. Control system using a nonlinear delta-sigma modulator with nonlinear process modeling
CN101715628A (zh) * 2007-05-16 2010-05-26 智慧投资控股40有限公司 低功率数模转换器
US7825844B2 (en) * 2008-02-06 2010-11-02 Qualcomm Incorporated Adaptive high-order digital-to-analog conversion
US8963535B1 (en) 2009-06-30 2015-02-24 Cirrus Logic, Inc. Switch controlled current sensing using a hall effect sensor
US7999709B2 (en) * 2009-08-03 2011-08-16 Freescale Semiconductor, Inc. Continuous-time image-reject filter with discrete-time feedback
US9155174B2 (en) 2009-09-30 2015-10-06 Cirrus Logic, Inc. Phase control dimming compatible lighting systems
US9455736B2 (en) * 2014-12-22 2016-09-27 Onkyo Corporation ΔΣ modulator and program of ΔΣ modulator

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4829236A (en) 1987-10-30 1989-05-09 Teradyne, Inc. Digital-to-analog calibration system
US4977403A (en) * 1988-07-29 1990-12-11 Hughes Aircraft Company Digital correction circuit for data converters
JPH07109991B2 (ja) * 1989-06-05 1995-11-22 日本ビクター株式会社 ノイズシェーピング型再量子化回路
US4996530A (en) * 1989-11-27 1991-02-26 Hewlett-Packard Company Statistically based continuous autocalibration method and apparatus
JP3011424B2 (ja) * 1990-01-24 2000-02-21 株式会社東芝 Ａ／ｄ変換器
JPH0421215A (ja) * 1990-05-16 1992-01-24 Sony Corp デジタル・アナログ変換器
GB9209498D0 (en) * 1992-05-01 1992-06-17 Univ Waterloo Multi-bit dac with dynamic element matching
US5745061A (en) * 1995-07-28 1998-04-28 Lucent Technologies Inc. Method of improving the stability of a sigma-delta modulator employing dither
US5815102A (en) 1996-06-12 1998-09-29 Audiologic, Incorporated Delta sigma pwm dac to reduce switching
JPH1127151A (ja) * 1997-07-02 1999-01-29 Sony Corp シグマデルタ変調器
US6271781B1 (en) * 1998-06-10 2001-08-07 Lockheed Martin Corporation Nonlinear filter correction of multibit ΣΔ modulators
JP2000022544A (ja) * 1998-07-01 2000-01-21 Mitsubishi Electric Corp Ｄ／ａ変換装置
WO2000008765A2 (en) * 1998-08-06 2000-02-17 Steensgaard Madsen Jesper Delta-sigma a/d converter

Also Published As

Publication number Publication date
EP1354410B1 (de) 2007-04-11
ATE359623T1 (de) 2007-05-15
EP1354410A2 (de) 2003-10-22
KR100829024B1 (ko) 2008-05-14
JP2004510383A (ja) 2004-04-02
US6404369B1 (en) 2002-06-11
TW518831B (en) 2003-01-21
AU2001296316A1 (en) 2002-04-08
WO2002027944A3 (en) 2003-08-14
DE60127865T2 (de) 2008-01-17
JP4440539B2 (ja) 2010-03-24
WO2002027944A2 (en) 2002-04-04
KR20030036853A (ko) 2003-05-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee