ATE540478T1 - Analog-digital-umsetzer und verfahren zur analog- digital-umsetzung - Google Patents

Analog-digital-umsetzer und verfahren zur analog- digital-umsetzung

Info

Publication number
ATE540478T1
ATE540478T1 AT08016777T AT08016777T ATE540478T1 AT E540478 T1 ATE540478 T1 AT E540478T1 AT 08016777 T AT08016777 T AT 08016777T AT 08016777 T AT08016777 T AT 08016777T AT E540478 T1 ATE540478 T1 AT E540478T1
Authority
AT
Austria
Prior art keywords
analog
digital
control signal
charge stores
converter
Prior art date
Application number
AT08016777T
Other languages
English (en)
Inventor
Jose Vinau
Original Assignee
Austriamicrosystems Ag
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 Austriamicrosystems Ag filed Critical Austriamicrosystems Ag
Application granted granted Critical
Publication of ATE540478T1 publication Critical patent/ATE540478T1/de

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
    • H03M1/0656—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 time domain, e.g. using intended jitter as a dither signal
    • H03M1/066—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 time domain, e.g. using intended jitter as a dither signal by continuously permuting the elements used, i.e. dynamic element matching
    • H03M1/0673—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 time domain, e.g. using intended jitter as a dither signal by continuously permuting the elements used, i.e. dynamic element matching using random selection of the elements
    • 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
    • H03M1/46—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter
    • H03M1/466—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter using switched capacitors
    • 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
    • H03M1/68—Digital/analogue converters with conversions of different sensitivity, i.e. one conversion relating to the more significant digital bits and another conversion to the less significant bits
    • H03M1/687—Segmented, i.e. the more significant bit converter being of the unary decoded type and the less significant bit converter being of the binary weighted type

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
AT08016777T 2008-09-24 2008-09-24 Analog-digital-umsetzer und verfahren zur analog- digital-umsetzung ATE540478T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08016777A EP2169829B1 (de) 2008-09-24 2008-09-24 Analog-Digital-Umsetzer und Verfahren zur Analog-Digital-Umsetzung

Publications (1)

Publication Number Publication Date
ATE540478T1 true ATE540478T1 (de) 2012-01-15

Family

ID=40451311

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08016777T ATE540478T1 (de) 2008-09-24 2008-09-24 Analog-digital-umsetzer und verfahren zur analog- digital-umsetzung

Country Status (2)

Country Link
EP (1) EP2169829B1 (de)
AT (1) ATE540478T1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8810443B2 (en) * 2012-04-20 2014-08-19 Linear Technology Corporation Analog-to-digital converter system and method
US9432041B2 (en) 2014-04-17 2016-08-30 Stmicroelectronics S.R.L. Method of calibrating a thermometer-code SAR A/D converter and thermometer-code SAR-A/D converter implementing said method
US9362937B1 (en) * 2014-11-26 2016-06-07 Stmicroelectronics S.R.L. Method of calibrating a SAR A/D converter and SAR-A/D converter implementing said method
US10243577B1 (en) * 2018-04-02 2019-03-26 Nxp Usa, Inc. Analog-to-digital converter (ADC) having calibration
US11032501B2 (en) * 2018-06-04 2021-06-08 Apple Inc. Low noise image sensor system with reduced fixed pattern noise

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5006854A (en) * 1989-02-13 1991-04-09 Silicon Systems, Inc. Method and apparatus for converting A/D nonlinearities to random noise
US7199746B1 (en) * 2005-12-19 2007-04-03 Silicon Laboratories Inc. Method for search and matching of capacitors for a digital to analog converter of an SAR analog to digital converter

Also Published As

Publication number Publication date
EP2169829B1 (de) 2012-01-04
EP2169829A1 (de) 2010-03-31

Similar Documents

Publication Publication Date Title
US9467161B1 (en) Low-power, high-speed successive approximation register analog-to-digital converter and conversion method using the same
US8947286B2 (en) Analog/digital converter
US7719455B2 (en) Dynamic element-matching method, multi-bit DAC using the method, and delta-sigma modulator and delta-sigma DAC including the multi-bit DAC
CN102165697A (zh) 用于多位σ-δ模/数转换器中的抖动的方法及设备
ATE540478T1 (de) Analog-digital-umsetzer und verfahren zur analog- digital-umsetzung
WO2011003978A3 (en) Interleaved pipelined binary search a/d converter
US20140002286A1 (en) Adc with sample and hold
DE60317226D1 (de) Verfahren und vorrichtung zur spannungsreferenzerzeugung durch ladungsumverteilung zur verwendung bei der analog/digital-umsetzung
CN102931991B (zh) 模数转换器以及流水线模数转换器
ATE523963T1 (de) Verfahren und vorrichtung zur analog-digital umsetzung
ATE491264T1 (de) Analog-digital-wandler und verwendungsverfahren dafür
US9378184B2 (en) Accumulator and data weighted average device including the accumulator
WO2010076272A3 (en) Digital to analogue converter
JP2009527167A5 (de)
US7450045B2 (en) Delta-Sigma analog-to-digital converter and method thereof
WO2012051478A3 (en) Pipelined adc having three-level dac elements
US9900021B1 (en) Method and apparatus for digital modification and/or modulation of optical signals
US8248284B2 (en) Analog-to-digital converters, and image sensors and image processing devices having the same
CN109639276B (zh) 具有drrz校正功能的双倍时间交织电流舵型dac
CN104135289A (zh) 校准列级多参考电压单斜adc的方法及装置
US8872687B1 (en) Digital to analog converting method and converter insensitive to code-dependent distortions
US20050110664A1 (en) Suppressing digital-to-analog converter (DAC) error
ATE523964T1 (de) Schaltung mit analog-digitalwandler mit schrittweiser annäherung
CN104852734A (zh) 时间松弛交织的归零动态元件匹配编码器
JP5129298B2 (ja) ＤＷＡ（Ｄａｔａ−Ｗｅｉｇｈｔｅｄ−Ａｖｅｒａｇｉｎｇ）回路、それを用いたデルタシグマ変調器