WO2013097831A3 - 对数压扩律的多级并行式超高速adc及dac - Google Patents

对数压扩律的多级并行式超高速adc及dac Download PDF

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Publication number
WO2013097831A3
WO2013097831A3 PCT/CN2013/000173 CN2013000173W WO2013097831A3 WO 2013097831 A3 WO2013097831 A3 WO 2013097831A3 CN 2013000173 W CN2013000173 W CN 2013000173W WO 2013097831 A3 WO2013097831 A3 WO 2013097831A3
Authority
WO
WIPO (PCT)
Prior art keywords
conversion
dac
voltage
companding law
parallel super
Prior art date
Application number
PCT/CN2013/000173
Other languages
English (en)
French (fr)
Other versions
WO2013097831A2 (zh
Inventor
陈启星
罗启宇
Original Assignee
Chen Qixing
Luo Qiyu
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 CN2011104405751A external-priority patent/CN103475372A/zh
Priority claimed from CN201210185940.3A external-priority patent/CN103490778A/zh
Priority claimed from CN201310048568.6A external-priority patent/CN103986467A/zh
Application filed by Chen Qixing, Luo Qiyu filed Critical Chen Qixing
Priority to JP2014549348A priority Critical patent/JP6073920B2/ja
Priority to US14/366,254 priority patent/US9136852B2/en
Priority to EP13731648.5A priority patent/EP2800276A4/en
Publication of WO2013097831A2 publication Critical patent/WO2013097831A2/zh
Publication of WO2013097831A3 publication Critical patent/WO2013097831A3/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/001—Analogue/digital/analogue conversion
    • 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
    • H03M1/66—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
    • H03M1/66—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)

Abstract

一种对数压扩律的多级并行式超高速ADC及DAC，在零电压降的电压跟随器开关支持下，设计了一种无损临界开关组，可以在分压电阻中直接获取A/D转换和D/A转换的量化电压，简化了转换环节，减小了转换误差，实现了多级多位并行、超高速、对数压广率、高位转换、低误差的A/D转换和D/A转换。
PCT/CN2013/000173 2011-12-26 2013-02-22 对数压扩律的多级并行式超高速adc及dac WO2013097831A2 (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2014549348A JP6073920B2 (ja) 2012-05-30 2013-02-22 対数コンパンディング比率複数同時実行式超高速ＡＤＣ及びＤＡＣの級電位アーキテクチャ（ｓｔａｇｅ−ｐｏｔｅｎｔｉａｌａｒｃｈｉｔｅｃｔｕｒｅ）
US14/366,254 US9136852B2 (en) 2011-12-26 2013-02-22 Multi-stage parallel super-high-speed ADC and DAC of logarithmic companding law
EP13731648.5A EP2800276A4 (en) 2011-12-26 2013-02-22 ULTRA-FAST, PARALLEL AND MULTI-STAGE A / D CONVERTER AND CONVERTER BASED ON THE USE OF THE LOGARITHMIC COMPRESSION-EXPANSION LAW

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
CN201110440575.1 2011-12-26
CN2011104405751A CN103475372A (zh) 2011-12-26 2011-12-26 直接引出顶阶电位而计算次级输入电压的多级并行式模数转换器
CN201210185940.3 2012-05-30
CN201210185940.3A CN103490778A (zh) 2012-05-30 2012-05-30 对数压扩律的多级并行式超高速adc及dac
CN201310048568.6A CN103986467A (zh) 2013-02-07 2013-02-07 基于电压跟随开关的多级并行式adc及dac
CN201310048568.6 2013-02-07

Publications (2)

Publication Number Publication Date
WO2013097831A2 WO2013097831A2 (zh) 2013-07-04
WO2013097831A3 true WO2013097831A3 (zh) 2013-08-29

Family

ID=48698712

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2013/000173 WO2013097831A2 (zh) 2011-12-26 2013-02-22 对数压扩律的多级并行式超高速adc及dac

Country Status (3)

Country Link
US (1) US9136852B2 (zh)
EP (1) EP2800276A4 (zh)
WO (1) WO2013097831A2 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105656490B (zh) * 2016-01-27 2018-12-07 深圳市华星光电技术有限公司 一种数模转换模块、数据驱动电路及液晶显示器
CN109257163A (zh) * 2018-11-07 2019-01-22 深圳竹云科技有限公司 一种基于多密级移动存储设备多级认证管理方法

Citations (3)

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US5243333A (en) * 1991-07-29 1993-09-07 Nec Corporation Driver for active matrix type liquid crystal display device
CN1294325A (zh) * 1999-10-21 2001-05-09 精工爱普生株式会社 电压供给装置和半导体装置、电光学装置和电子机器
CN101145783A (zh) * 2007-10-31 2008-03-19 无锡友芯集成电路设计有限公司 一种改进的电压定标数模转换器

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US4746901A (en) * 1985-08-15 1988-05-24 Itt Corporation High precision analog to digital converter
JP2690905B2 (ja) * 1987-08-28 1997-12-17 株式会社日立製作所 直並列形ａｄ変換器
US5345234A (en) * 1993-08-31 1994-09-06 Advanced Micro Devices Inc. Method and apparatus for combining a flash analog to digital converter with digital to analog functions
US6154157A (en) * 1998-11-25 2000-11-28 Sandisk Corporation Non-linear mapping of threshold voltages for analog/multi-level memory
JP2001004974A (ja) * 1999-06-18 2001-01-12 Sanyo Electric Co Ltd 液晶駆動回路
US6888526B2 (en) * 1999-10-21 2005-05-03 Seiko Epson Corporation Voltage supplying device, and semiconductor device, electro-optical device and electronic instrument using the same
CN1487672A (zh) 2002-09-30 2004-04-07 陈启星 直接式分级并行a/d转换的方法
WO2004062108A1 (ja) * 2002-12-27 2004-07-22 Thine Electronics, Inc. アナログ／ディジタル変換器及び電子回路
CN1523765A (zh) 2003-02-18 2004-08-25 陈启星 置换式分级并行a／d转换的方法
CN1567726B (zh) 2003-06-13 2010-04-14 陈启星 优化信噪比的置换式a/d及d/a转换器
US7649487B2 (en) * 2005-09-16 2010-01-19 Panasonic Corporation A/D converter and A/D conversion method
CN101989858A (zh) 2009-07-30 2011-03-23 陈启星 对偶电阻链式数模转换器和模数转换器
CN103138757A (zh) 2011-11-22 2013-06-05 陈启星 基于对偶权电阻链的adc和dac
CN103490778A (zh) 2012-05-30 2014-01-01 陈启星 对数压扩律的多级并行式超高速adc及dac
CN103516363A (zh) 2012-06-15 2014-01-15 陈启星 基于对偶权电阻链的权电压式adc和dac

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243333A (en) * 1991-07-29 1993-09-07 Nec Corporation Driver for active matrix type liquid crystal display device
CN1294325A (zh) * 1999-10-21 2001-05-09 精工爱普生株式会社 电压供给装置和半导体装置、电光学装置和电子机器
CN101145783A (zh) * 2007-10-31 2008-03-19 无锡友芯集成电路设计有限公司 一种改进的电压定标数模转换器

Also Published As

Publication number Publication date
EP2800276A4 (en) 2016-04-13
US20150035689A1 (en) 2015-02-05
WO2013097831A2 (zh) 2013-07-04
EP2800276A2 (en) 2014-11-05
US9136852B2 (en) 2015-09-15

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