SG131003A1 - Capacitive digital to analog and analog to digital converters - Google Patents

Capacitive digital to analog and analog to digital converters

Info

Publication number
SG131003A1
SG131003A1 SG200605086-8A SG2006050868A SG131003A1 SG 131003 A1 SG131003 A1 SG 131003A1 SG 2006050868 A SG2006050868 A SG 2006050868A SG 131003 A1 SG131003 A1 SG 131003A1
Authority
SG
Singapore
Prior art keywords
analog
digital
capacitances
capacitive
dac
Prior art date
Application number
SG200605086-8A
Other languages
English (en)
Inventor
Sehat Sutardja
Original Assignee
Marvell World Trade Ltd
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
Priority claimed from US11/293,917 external-priority patent/US7439896B2/en
Application filed by Marvell World Trade Ltd filed Critical Marvell World Trade Ltd
Publication of SG131003A1 publication Critical patent/SG131003A1/en

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
    • 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)
SG200605086-8A 2005-09-08 2006-08-02 Capacitive digital to analog and analog to digital converters SG131003A1 (en)

Applications Claiming Priority (4)

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

Publications (1)

Publication Number Publication Date
SG131003A1 true SG131003A1 (en) 2007-04-26

Family

ID=37192130

Family Applications (3)

Application Number Title Priority Date Filing Date
SG200605086-8A SG131003A1 (en) 2005-09-08 2006-08-02 Capacitive digital to analog and analog to digital converters
SG200605088-4A SG131004A1 (en) 2005-09-08 2006-08-02 Capacitive digital to analog and analog to digital converters
SG200605085-0A SG131002A1 (en) 2005-09-08 2006-08-02 Capacitive digital to analog and analog to digital converters

Family Applications After (2)

Application Number Title Priority Date Filing Date
SG200605088-4A SG131004A1 (en) 2005-09-08 2006-08-02 Capacitive digital to analog and analog to digital converters
SG200605085-0A SG131002A1 (en) 2005-09-08 2006-08-02 Capacitive digital to analog and analog to digital converters

Country Status (3)

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

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
CA2958043A1 (en) * 2014-08-12 2016-02-18 Global Advanced Metals Usa, Inc. A method of making a capacitor grade powder and capacitor grade powder from said process

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (ja) * 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
US6297759B1 (en) * 2000-05-25 2001-10-02 Lewyn Consulting, Inc. Digital-to-analog converter with high-speed output
JP4397510B2 (ja) * 2000-06-07 2010-01-13 旭化成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
US6441765B1 (en) 2000-08-22 2002-08-27 Marvell International, Ltd. Analog to digital converter with enhanced differential non-linearity
US6617992B2 (en) * 2001-08-15 2003-09-09 National Semiconductor Corporation Capacitor mismatch independent gain stage for differential pipeline analog to digital converters
JP2003243986A (ja) * 2002-02-20 2003-08-29 Tadahiro Omi Ａ／ｄ変換装置
JP3971663B2 (ja) * 2002-06-21 2007-09-05 富士通株式会社 Ａｄ変換器
US6714151B2 (en) 2002-06-21 2004-03-30 Fujitsu Limited A/D converter
US6839015B1 (en) 2002-12-06 2005-01-04 Marvell International Ltd. Low power analog to digital converter
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Also Published As

Publication number Publication date
EP1770867A1 (en) 2007-04-04
EP1770867B1 (en) 2017-05-31
EP1763141A2 (en) 2007-03-14
JP2007074707A (ja) 2007-03-22
EP1763140B1 (en) 2017-05-10
JP2007074708A (ja) 2007-03-22
JP2007074706A (ja) 2007-03-22
SG131002A1 (en) 2007-04-26
JP4965185B2 (ja) 2012-07-04
EP1763141A3 (en) 2007-04-25
JP5276782B2 (ja) 2013-08-28
JP4864594B2 (ja) 2012-02-01
SG131004A1 (en) 2007-04-26
EP1763140A1 (en) 2007-03-14
EP1763141B1 (en) 2017-05-31

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