CN110313133B - Δς调制器、δσa/d变换器及增量δσa/d变换器 - Google Patents

Δς调制器、δσa/d变换器及增量δσa/d变换器

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Publication number
CN110313133B
CN110313133B CN201880011590.4A CN201880011590A CN110313133B CN 110313133 B CN110313133 B CN 110313133B CN 201880011590 A CN201880011590 A CN 201880011590A CN 110313133 B CN110313133 B CN 110313133B
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China
Prior art keywords
sampling
delta
time
integrator
capacitor
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CN110313133A (zh
Inventor
根塚智裕
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Denso Corp
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Denso Corp
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
    • H03M3/456—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a first order loop filter in the feedforward path
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
    • H03M3/494—Sampling or signal conditioning arrangements specially adapted for delta-sigma type analogue/digital conversion systems
    • H03M3/496—Details of sampling arrangements or methods
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/412—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution
    • H03M3/422—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
    • H03M3/424—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a multiple bit one
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
    • H03M3/464—Details of the digital/analogue conversion in the feedback path

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
CN201880011590.4A 2017-02-15 2018-02-05 Δς调制器、δσa/d变换器及增量δσa/d变换器 Active CN110313133B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017026275A JP6753330B2 (ja) 2017-02-15 2017-02-15 Δς変調器、δσａ／ｄ変換器およびインクリメンタルδσａ／ｄ変換器
JP2017-026275 2017-02-15
PCT/JP2018/003730 WO2018150920A1 (ja) 2017-02-15 2018-02-05 Δς変調器、δσａ／ｄ変換器およびインクリメンタルδσａ／ｄ変換器

Publications (2)

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CN110313133A CN110313133A (zh) 2019-10-08
CN110313133B true CN110313133B (zh) 2026-07-21

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CN201880011590.4A Active CN110313133B (zh) 2017-02-15 2018-02-05 Δς调制器、δσa/d变换器及增量δσa/d变换器

Country Status (4)

Country Link
US (1) US10790851B2 (enExample)
JP (1) JP6753330B2 (enExample)
CN (1) CN110313133B (enExample)
WO (1) WO2018150920A1 (enExample)

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US10735016B2 (en) * 2018-10-04 2020-08-04 Denso Corporation D/A conversion circuit, quantization circuit, and A/D conversion circuit
JP7183724B2 (ja) * 2018-10-04 2022-12-06 株式会社デンソー Ｄ／ａ変換回路およびａ／ｄ変換回路
JP7124653B2 (ja) * 2018-11-13 2022-08-24 株式会社デンソー Δς変調器、δς変調型ａ／ｄ変換器およびインクリメンタルδς変調型ａ／ｄ変換器
JP7176369B2 (ja) * 2018-11-20 2022-11-22 株式会社デンソー Ａ／ｄ変換器
CN111490787B (zh) * 2019-01-29 2023-07-21 江苏润石科技有限公司 一种∑-δ调制器及降低非线性和增益误差的方法
JP7306174B2 (ja) * 2019-09-09 2023-07-11 株式会社デンソー Ａ／ｄ変換装置
US12689387B2 (en) * 2019-09-19 2026-07-21 Texas Instruments Incorporated Switched capacitor slew boost technique
JP7338422B2 (ja) * 2019-11-21 2023-09-05 株式会社デンソー Ａ／ｄ変換器
JP7427985B2 (ja) 2020-02-03 2024-02-06 株式会社デンソー Ａ／ｄ変換器
US10868564B1 (en) * 2020-02-12 2020-12-15 Semiconductor Components Industries, Llc Methods and apparatus for a delta-sigma analog-to-digital converter
US11444635B2 (en) * 2020-10-02 2022-09-13 Texas Instruments Incorporated Delta sigma modulator
CN113114251B (zh) * 2021-04-22 2024-02-20 锐迪科创微电子（北京）有限公司 模数转换器、积分三角调制器及其控制电路
CN115882864B (zh) * 2021-09-29 2024-08-02 圣邦微电子（北京）股份有限公司 一种防止过冲和负冲的开关电容积分器电路
JP7706334B2 (ja) 2021-10-25 2025-07-11 株式会社デンソー クロック信号生成回路
CN116032280B (zh) * 2022-12-26 2026-07-28 思瑞浦微电子科技（苏州）股份有限公司 采样匹配电路、模数转换器及芯片
US20240313796A1 (en) * 2023-03-15 2024-09-19 David Schie Charge domain approach to oversampling converters
CN118573200B (zh) * 2024-05-29 2025-05-20 长沙理工大学 一种增量型σ-δ调制器

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JPH10190468A (ja) * 1996-12-26 1998-07-21 Matsushita Electric Ind Co Ltd デルタシグマ型ａ／ｄ変換器
CN1593010A (zh) * 2001-10-31 2005-03-09 飞思卡尔半导体公司 增量△模数转换
KR20070059857A (ko) * 2005-12-06 2007-06-12 한국전자통신연구원 단일 ｄａｃ 캐패시터를 이용한 멀티 비트 시그마 델타변조기 및 디지털 아날로그 변환기

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US20190363731A1 (en) 2019-11-28
US10790851B2 (en) 2020-09-29
JP6753330B2 (ja) 2020-09-09
CN110313133A (zh) 2019-10-08
JP2018133702A (ja) 2018-08-23
WO2018150920A1 (ja) 2018-08-23

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