JP5276782B2 - 容量性デジタル／アナログおよびアナログ／デジタルコンバータ - Google Patents

容量性デジタル／アナログおよびアナログ／デジタルコンバータ Download PDF

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Publication number
JP5276782B2
JP5276782B2 JP2006215993A JP2006215993A JP5276782B2 JP 5276782 B2 JP5276782 B2 JP 5276782B2 JP 2006215993 A JP2006215993 A JP 2006215993A JP 2006215993 A JP2006215993 A JP 2006215993A JP 5276782 B2 JP5276782 B2 JP 5276782B2
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Prior art keywords
dac
capacitors
phase
capacitive
during
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English (en)
Japanese (ja)
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JP2007074706A (ja
JP2007074706A5 (enExample
Inventor
スタルジャ セハット
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マーベル ワールド トレード リミテッド
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Priority claimed from US11/293,917 external-priority patent/US7439896B2/en
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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
    • 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
    • H03M1/682—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 both converters being of the unary decoded 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
    • H03M1/168—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 and delivering the same number of bits
    • 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
    • H03M1/468—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 in which the input S/H circuit is merged with the feedback DAC array
    • 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
    • H03M1/74—Simultaneous conversion
    • H03M1/76—Simultaneous conversion using switching tree
    • H03M1/765—Simultaneous conversion using switching tree using a single level of switches which are controlled by unary decoded digital signals
    • 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
    • H03M1/74—Simultaneous conversion
    • H03M1/80—Simultaneous conversion using weighted impedances
    • H03M1/802—Simultaneous conversion using weighted impedances using capacitors, e.g. neuron-mos transistors, charge coupled devices
    • H03M1/804—Simultaneous conversion using weighted impedances using capacitors, e.g. neuron-mos transistors, charge coupled devices with charge redistribution
    • H03M1/806—Simultaneous conversion using weighted impedances using capacitors, e.g. neuron-mos transistors, charge coupled devices with charge redistribution with equally weighted capacitors which are switched by unary decoded digital signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
JP2006215993A 2005-09-08 2006-08-08 容量性デジタル／アナログおよびアナログ／デジタルコンバータ Active JP5276782B2 (ja)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US71507805P 2005-09-08 2005-09-08
US60/715078 2005-09-08
US11/293,917 US7439896B2 (en) 2005-09-08 2005-12-05 Capacitive digital to analog and analog to digital converters
US11/293917 2005-12-05
US11/481,477 US7379012B2 (en) 2005-09-08 2006-07-06 Capacitive digital to analog and analog to digital converters
US11/481476 2006-07-06
US11/481,476 US7443329B2 (en) 2005-09-08 2006-07-06 Capacitive digital to analog and analog to digital converters
US11/481477 2006-07-06

Publications (3)

Publication Number Publication Date
JP2007074706A JP2007074706A (ja) 2007-03-22
JP2007074706A5 JP2007074706A5 (enExample) 2009-09-24
JP5276782B2 true JP5276782B2 (ja) 2013-08-28

Family

ID=37192130

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2006215993A Active JP5276782B2 (ja) 2005-09-08 2006-08-08 容量性デジタル／アナログおよびアナログ／デジタルコンバータ
JP2006215995A Active JP4864594B2 (ja) 2005-09-08 2006-08-08 容量性デジタル／アナログおよびアナログ／デジタルコンバータ
JP2006215996A Expired - Fee Related JP4965185B2 (ja) 2005-09-08 2006-08-08 容量性デジタル／アナログおよびアナログ／デジタルコンバータ

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2006215995A Active JP4864594B2 (ja) 2005-09-08 2006-08-08 容量性デジタル／アナログおよびアナログ／デジタルコンバータ
JP2006215996A Expired - Fee Related JP4965185B2 (ja) 2005-09-08 2006-08-08 容量性デジタル／アナログおよびアナログ／デジタルコンバータ

Country Status (3)

Country Link
EP (3) EP1770867B1 (enExample)
JP (3) JP5276782B2 (enExample)
SG (3) SG131003A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8745747B2 (en) 2009-12-31 2014-06-03 Fujitsu Limited Data protecting device
US20170209925A1 (en) * 2014-08-12 2017-07-27 Global Advanced Metals Usa, Inc. A Method Of Making A Capacitor Grade Powder And Capacitor Grade Powder From Said Process

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US4200863A (en) * 1977-10-03 1980-04-29 The Regents Of The University Of California Weighted capacitor analog/digital converting apparatus and method
JPS5938769B2 (ja) * 1979-09-10 1984-09-19 株式会社日立製作所 Ｄ／ａ変換回路
JPS5726131U (enExample) * 1980-07-21 1982-02-10
JPS5768930A (en) * 1980-10-17 1982-04-27 Fujitsu Ltd Digital-analog converter
JPS57106223A (en) * 1980-12-23 1982-07-02 Fujitsu Ltd Digital-analogue converter
US4370632A (en) 1981-05-08 1983-01-25 Motorola, Inc. Multiple function operational amplifier circuit
JPS5847328A (ja) * 1981-09-16 1983-03-19 Toko Inc Ｄ／ａ変換器
JPS58148515A (ja) * 1982-03-01 1983-09-03 Oki Electric Ind Co Ltd 符号化器・復号器
JPS5944125A (ja) 1982-09-07 1984-03-12 Toshiba Corp デジタル−アナログ変換器
JPS59163912A (ja) * 1983-03-08 1984-09-17 Toshiba Corp Ｃ−ｒ型ｄａ変換器
JPH0824262B2 (ja) * 1986-03-26 1996-03-06 株式会社日立製作所 コ−ダ・デコ−ダ回路
JPS6342226A (ja) * 1986-08-07 1988-02-23 Nec Corp Ｃ−ｒ型ｄａ変換器
JPS63152227A (ja) * 1986-12-17 1988-06-24 Nec Corp デイジタル−アナログ変換器
JPS63224415A (ja) * 1987-03-13 1988-09-19 Toshiba Corp デイジタル−アナログ変換器
JPH0779243B2 (ja) * 1987-04-10 1995-08-23 日本電気株式会社 オ−バ−サンプル形ａ／ｄ変換器
GB8813162D0 (en) 1988-06-03 1988-07-06 British Telecomm Digital-to-analogue conversion
US5016012A (en) * 1989-10-04 1991-05-14 At&T Bell Laboratories Technique for compensating switched capacitor circuits having gain-setting resistors
JPH03204231A (ja) * 1989-12-29 1991-09-05 Nec Corp Ｄ／ａ変換回路
JPH0575464A (ja) 1991-09-18 1993-03-26 Nec Corp Ａ／ｄ変換回路
US5561426A (en) * 1994-09-26 1996-10-01 Delco Electronics Corporation Analog-to-digital converter
JPH09214344A (ja) * 1996-01-31 1997-08-15 Sony Corp アナログデイジタル変換回路及びデイジタルアナログ変換回路
JPH1075176A (ja) 1996-08-30 1998-03-17 Philips Japan Ltd アナログ−デジタル変換器
JP3852721B2 (ja) 1997-07-31 2006-12-06 旭化成マイクロシステム株式会社 Ｄ／ａ変換器およびデルタシグマ型ｄ／ａ変換器
US6154162A (en) * 1999-01-06 2000-11-28 Centillium Communications, Inc. Dual-stage switched-capacitor DAC with scrambled MSB's
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JP3458812B2 (ja) * 1999-06-01 2003-10-20 株式会社デンソー 巡回型ａ／ｄ変換器
SE516799C2 (sv) 2000-04-25 2002-03-05 Ericsson Telefon Ab L M Ett förfarande och en anordning för kalibrering av A/D- omvandlare
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Also Published As

Publication number Publication date
JP2007074707A (ja) 2007-03-22
EP1763141A2 (en) 2007-03-14
EP1770867A1 (en) 2007-04-04
EP1763140B1 (en) 2017-05-10
SG131003A1 (en) 2007-04-26
JP4965185B2 (ja) 2012-07-04
EP1763141B1 (en) 2017-05-31
EP1770867B1 (en) 2017-05-31
SG131002A1 (en) 2007-04-26
EP1763141A3 (en) 2007-04-25
JP2007074708A (ja) 2007-03-22
JP2007074706A (ja) 2007-03-22
SG131004A1 (en) 2007-04-26
EP1763140A1 (en) 2007-03-14
JP4864594B2 (ja) 2012-02-01

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