DE60123535D1 - Mehrstufenwandler mit Anwendung eines digitalen Zittersignals - Google Patents

Mehrstufenwandler mit Anwendung eines digitalen Zittersignals

Info

Publication number
DE60123535D1
DE60123535D1 DE60123535T DE60123535T DE60123535D1 DE 60123535 D1 DE60123535 D1 DE 60123535D1 DE 60123535 T DE60123535 T DE 60123535T DE 60123535 T DE60123535 T DE 60123535T DE 60123535 D1 DE60123535 D1 DE 60123535D1
Authority
DE
Germany
Prior art keywords
application
dither signal
stage converter
digital dither
digital
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
DE60123535T
Other languages
English (en)
Other versions
DE60123535T2 (de
Inventor
Scott H Fetterman
David Arthur Rich
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.)
Agere Systems LLC
Original Assignee
Agere Systems Guardian Corp
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 Agere Systems Guardian Corp filed Critical Agere Systems Guardian Corp
Publication of DE60123535D1 publication Critical patent/DE60123535D1/de
Application granted granted Critical
Publication of DE60123535T2 publication Critical patent/DE60123535T2/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
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
    • H03M1/0634—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale
    • H03M1/0636—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the amplitude domain
    • H03M1/0639—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the amplitude domain using dither, e.g. using triangular or sawtooth waveforms
    • H03M1/0641—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the amplitude domain using dither, e.g. using triangular or sawtooth waveforms the dither being a random signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
    • H03M1/0675—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy
    • H03M1/069—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy by range overlap between successive stages or steps
    • H03M1/0695—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy by range overlap between successive stages or steps using less than the maximum number of output states per stage or step, e.g. 1.5 per stage or less than 1.5 bit per stage type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
    • H03M1/16—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps
    • H03M1/164—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages
    • H03M1/167—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages all stages comprising simultaneous converters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/34—Analogue value compared with reference values
    • H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
    • H03M1/44—Sequential comparisons in series-connected stages with change in value of analogue signal
    • H03M1/442—Sequential comparisons in series-connected stages with change in value of analogue signal using switched capacitors
DE60123535T 2000-08-24 2001-08-17 Mehrstufenwandler mit Anwendung eines digitalen Zittersignals Expired - Lifetime DE60123535T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US645003 1984-08-28
US09/645,003 US6404364B1 (en) 2000-08-24 2000-08-24 Multistage converter employing digital dither

Publications (2)

Publication Number Publication Date
DE60123535D1 true DE60123535D1 (de) 2006-11-16
DE60123535T2 DE60123535T2 (de) 2007-01-11

Family

ID=24587249

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60123535T Expired - Lifetime DE60123535T2 (de) 2000-08-24 2001-08-17 Mehrstufenwandler mit Anwendung eines digitalen Zittersignals

Country Status (4)

Country Link
US (1) US6404364B1 (de)
EP (1) EP1182781B1 (de)
JP (1) JP4543209B2 (de)
DE (1) DE60123535T2 (de)

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US6554467B2 (en) * 2000-12-28 2003-04-29 L'air Liquide - Societe' Anonyme A'directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Process and apparatus for blending and distributing a slurry solution
JP4063508B2 (ja) * 2001-07-04 2008-03-19 日本電気株式会社 ビットレート変換装置およびビットレート変換方法
US6653959B1 (en) * 2002-05-22 2003-11-25 Massachusetts Institute Of Technology High dynamic range analog-to-digital converter having parallel equalizers
US6784814B1 (en) 2003-03-07 2004-08-31 Regents Of The University Of Minnesota Correction for pipelined analog to digital (A/D) converter
US7221299B2 (en) * 2004-06-12 2007-05-22 Nordic Semiconductor Asa Method and apparatus for an ADC circuit with wider input signal swing
US7042382B1 (en) * 2005-05-19 2006-05-09 The United States Of America As Represented By The Secretary Of The Navy Method of time synchronization of multiple A/D sample data records
KR100758271B1 (ko) * 2005-12-08 2007-09-12 한국전자통신연구원 카오스 초광대역 무선 통신 방식을 이용한 거리 측정 장치및 그 방법
US7663518B2 (en) * 2006-10-10 2010-02-16 Analog Devices, Inc. Dither technique for improving dynamic non-linearity in an analog to digital converter, and an analog to digital converter having improved dynamic non-linearity
JP5234756B2 (ja) * 2008-07-14 2013-07-10 ルネサスエレクトロニクス株式会社 パイプライン型ａ／ｄコンバータ
US7719452B2 (en) * 2008-09-23 2010-05-18 Analog Devices, Inc. Pipelined converter systems with enhanced linearity
US7830287B1 (en) * 2009-05-08 2010-11-09 Himax Media Solutions, Inc. Analog to digital converter having digital correction logic that utilizes a dither signal to correct a digital code
US8068045B2 (en) * 2010-03-01 2011-11-29 Analog Devices, Inc. Calibration methods and structures for pipelined converter systems
US8723707B2 (en) * 2011-11-14 2014-05-13 Analog Devices, Inc. Correlation-based background calibration for reducing inter-stage gain error and non-linearity in pipelined analog-to-digital converters
US8810443B2 (en) * 2012-04-20 2014-08-19 Linear Technology Corporation Analog-to-digital converter system and method
US8766832B1 (en) * 2012-11-05 2014-07-01 Xilinx, Inc. Background calibration scheme for analog-to-digital converters
US9337854B1 (en) 2015-08-17 2016-05-10 Analog Devices Global Methods and systems for addressing component mismatch in digital-to-analog converters
DE102016106313A1 (de) * 2016-04-06 2017-10-12 Infineon Technologies Ag Schaltung zur Verarbeitung einer Eingangssignalspannung
US10516408B2 (en) 2018-03-08 2019-12-24 Analog Devices Global Unlimited Company Analog to digital converter stage
US10505561B2 (en) * 2018-03-08 2019-12-10 Analog Devices Global Unlimited Company Method of applying a dither, and analog to digital converter operating in accordance with the method
US10511316B2 (en) 2018-03-08 2019-12-17 Analog Devices Global Unlimited Company Method of linearizing the transfer characteristic by dynamic element matching
TWI726822B (zh) * 2019-10-08 2021-05-01 創未來科技股份有限公司 訊號轉換裝置
CN111654286B (zh) * 2020-06-19 2021-01-22 沈阳嘉联志诚科技有限公司 提升模拟数字转换器无杂散动态范围的非线性矫正方法

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JPS58155481A (ja) 1982-03-10 1983-09-16 Ricoh Co Ltd 画像２値化処理方式
EP0167412B1 (de) * 1984-07-06 1991-06-05 British Aerospace Analog-Digital-Umwandlung
US4647968A (en) * 1984-12-03 1987-03-03 Rca Corporation Analog-to-digital conversion system as for a narrow bandwidth signal processor
JPH0738588B2 (ja) 1985-07-11 1995-04-26 ティアツク株式会社 アナログ―デイジタル変換装置
JPS62112221U (de) 1985-12-27 1987-07-17
US4855745A (en) 1987-10-14 1989-08-08 Smither Miles A High resolution analog-to-digital converter
JP3012887B2 (ja) 1989-03-13 2000-02-28 日本テキサス・インスツルメンツ株式会社 信号変換装置
US5001481A (en) 1990-01-30 1991-03-19 David Sarnoff Research Center, Inc. MOS transistor threshold compensation circuit
US5144308A (en) 1991-05-21 1992-09-01 At&T Bell Laboratories Idle channel tone and periodic noise suppression for sigma-delta modulators using high-level dither
JPH0575461A (ja) * 1991-09-11 1993-03-26 Nikon Corp 信号処理装置
JP3161783B2 (ja) 1991-10-25 2001-04-25 新日本製鐵株式会社 画像処理装置
US5327131A (en) 1991-11-07 1994-07-05 Kawasaki Steel Corporation Parallel A/D converter having comparator threshold voltages defined by MOS transistor geometries
US5493298A (en) * 1993-03-01 1996-02-20 Hewlett-Packard Company Dithered analog-to-digital converter
US5416481A (en) 1993-09-24 1995-05-16 Advanced Micro Devices, Inc. Analog-to-digital converter with multi-level dither current input
KR970005598B1 (ko) 1994-06-29 1997-04-18 삼성전자 주식회사 대역확산통신방식의 비동기 디지탈 수신장치
JP2820044B2 (ja) 1994-10-28 1998-11-05 日本電気株式会社 画像形成装置
JP2993399B2 (ja) 1995-05-08 1999-12-20 ヤマハ株式会社 Ｄ／ａコンバータ回路
US5963157A (en) * 1997-06-23 1999-10-05 Motorola, Inc. Method and apparatus for the addition and removal of a dither signal
US5889482A (en) * 1997-10-06 1999-03-30 Motorola Inc. Analog-to-digital converter using dither and method for converting analog signals to digital signals
US6172629B1 (en) * 1998-02-19 2001-01-09 Lucent Technologies Inc. Multistage analog-to-digital converter employing dither

Also Published As

Publication number Publication date
US6404364B1 (en) 2002-06-11
DE60123535T2 (de) 2007-01-11
JP4543209B2 (ja) 2010-09-15
EP1182781B1 (de) 2006-10-04
EP1182781A2 (de) 2002-02-27
EP1182781A3 (de) 2003-11-19
JP2002111497A (ja) 2002-04-12

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