JP5735981B2 - 離散時間量子化信号の連続時間連続可変信号への変換 - Google Patents

離散時間量子化信号の連続時間連続可変信号への変換 Download PDF

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JP5735981B2
JP5735981B2 JP2012544832A JP2012544832A JP5735981B2 JP 5735981 B2 JP5735981 B2 JP 5735981B2 JP 2012544832 A JP2012544832 A JP 2012544832A JP 2012544832 A JP2012544832 A JP 2012544832A JP 5735981 B2 JP5735981 B2 JP 5735981B2
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input
signal
discrete
noise shaping
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JP2013515394A (ja
JP2013515394A5 (enExample
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クリストファー パグナネリ，
クリストファー パグナネリ，
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Syntropy Systems LLC
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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
    • H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
    • 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
    • H03M3/322—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M3/358—Continuously compensating for, or preventing, undesired influence of physical parameters of non-linear distortion, e.g. instability
    • 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
    • H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
    • H03M3/502—Details of the final digital/analogue conversion following the digital delta-sigma modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3002—Conversion to or from differential modulation
    • H03M7/3004—Digital delta-sigma modulation
    • H03M7/3015—Structural details of digital delta-sigma modulators
    • H03M7/302—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution
    • H03M7/3024—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
    • H03M7/3026—Structural details of digital 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
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3002—Conversion to or from differential modulation
    • H03M7/3004—Digital delta-sigma modulation
    • H03M7/3015—Structural details of digital delta-sigma modulators
    • H03M7/3031—Structural details of digital delta-sigma modulators characterised by the order of the loop filter, e.g. having a first order loop filter in the feedforward path
    • H03M7/3033—Structural details of digital delta-sigma modulators characterised by the order of the loop filter, e.g. having a first order loop filter in the feedforward path the modulator having a higher order loop filter in the feedforward path, e.g. with distributed feedforward inputs

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
JP2012544832A 2009-12-16 2010-12-16 離散時間量子化信号の連続時間連続可変信号への変換 Active JP5735981B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US28707909P 2009-12-16 2009-12-16
US61/287,079 2009-12-16
PCT/US2010/060789 WO2011084609A1 (en) 2009-12-16 2010-12-16 Conversion of a discrete-time quantized signal into a continuous-time, continuously variable signal

Publications (3)

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JP2013515394A JP2013515394A (ja) 2013-05-02
JP2013515394A5 JP2013515394A5 (enExample) 2014-09-04
JP5735981B2 true JP5735981B2 (ja) 2015-06-17

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US (1) US8264390B2 (enExample)
EP (1) EP2514098B1 (enExample)
JP (1) JP5735981B2 (enExample)
WO (1) WO2011084609A1 (enExample)

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US9276602B1 (en) * 2009-12-16 2016-03-01 Syntropy Systems, Llc Conversion of a discrete-time quantized signal into a continuous-time, continuously variable signal
US8018365B1 (en) * 2010-03-14 2011-09-13 Mediatek Inc. Continuous-time delta-sigma ADC with compact structure
US9680497B2 (en) 2014-03-26 2017-06-13 Syntropy Systems, Llc Conversion of a discrete-time quantized signal into a continuous-time, continuously variable signal
US8847803B2 (en) * 2011-09-09 2014-09-30 Mstar Semiconductor, Inc. Parallel multibit digital-to-digital sigma-delta modulation
US8638251B1 (en) 2012-08-29 2014-01-28 Mcafee, Inc. Delay compensation for sigma delta modulator
CN105531925B (zh) * 2013-05-20 2018-10-23 美国亚德诺半导体公司 数字化系统线性化
US9197401B2 (en) * 2013-11-19 2015-11-24 Electronics And Telecommunications Research Institute Multi-band receiver
US9609653B2 (en) * 2014-10-15 2017-03-28 National Instruments Corporation Spectral stitching method to increase instantaneous bandwidth in vector signal generators
US9794000B2 (en) * 2015-04-17 2017-10-17 Maxlinear, Inc. High-speed, low-power optical communications
JP6976297B2 (ja) * 2015-11-18 2021-12-08 フラウンホファー‐ゲゼルシャフト・ツア・フェルデルング・デア・アンゲヴァンテン・フォルシュング・エー・ファウ 信号処理システムおよび信号処理方法
JP2018523377A (ja) * 2015-11-18 2018-08-16 フラウンホファー‐ゲゼルシャフト・ツア・フェルデルング・デア・アンゲヴァンテン・フォルシュング・エー・ファウ 信号処理システムおよび信号処理方法
US10164670B2 (en) 2016-09-03 2018-12-25 National Instruments Corporation Time sequenced spectral stitching
US10623212B2 (en) * 2018-01-26 2020-04-14 The Board Of Trustees Of The University Of Illinois Space-time oversampling and error shaping for coarsely quantized arrays
EP3994867A4 (en) 2019-07-03 2023-07-26 The Board Of Trustees Of The University Of Illinois SEPARATION OF SPACE-TIME SIGNALS WITH MOVING AND ASYNCHRONOUS ARRAYS
US11522557B1 (en) * 2021-07-29 2022-12-06 Nxp B.V. System and method of calibration of sigma-delta converter using tone injection
US11716093B2 (en) * 2021-12-22 2023-08-01 Infineon Technologies Ag Delta-sigmal modulator-based multi-rate digital-to-analog converter with digital pre-distortion
CN114900189B (zh) * 2022-04-15 2024-05-31 上海交通大学 低噪声泄露的mashδς调制器
WO2025034280A1 (en) * 2023-08-09 2025-02-13 Retym Inc. Multiplexing digital-to-analog converter
CN118433383A (zh) * 2024-05-09 2024-08-02 星宸科技股份有限公司 图像压缩装置与图像压缩方法

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GB9103777D0 (en) * 1991-02-22 1991-04-10 B & W Loudspeakers Analogue and digital convertors
GB9109637D0 (en) * 1991-05-03 1991-06-26 Marconi Gec Ltd Analogue-to-digital and digital-to-analogue converters
DE19611879A1 (de) * 1995-05-15 1996-11-21 Charles Machine Works Bandpaßfilter für Vorverstärker
US6727832B1 (en) * 2002-11-27 2004-04-27 Cirrus Logic, Inc. Data converters with digitally filtered pulse width modulation output stages and methods and systems using the same
US7894536B2 (en) * 2003-04-15 2011-02-22 Texas Instruments Incorporated Calibration model to mitigate data conversion errors
US6888484B2 (en) * 2003-05-22 2005-05-03 Agere Systems Inc. Stable high-order delta-sigma error feedback modulators, and noise transfer functions for use in such modulators
US6963297B2 (en) * 2003-11-12 2005-11-08 Northrop Grumman Corporation Delta-sigma digital-to-analog converter assembly
WO2007066274A1 (en) * 2005-12-05 2007-06-14 Nxp B.V. Electronic quadrature device
US7633417B1 (en) * 2006-06-03 2009-12-15 Alcatel Lucent Device and method for enhancing the human perceptual quality of a multimedia signal

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EP2514098B1 (en) 2016-11-09
US20110140942A1 (en) 2011-06-16
JP2013515394A (ja) 2013-05-02
EP2514098A1 (en) 2012-10-24
US8264390B2 (en) 2012-09-11
WO2011084609A1 (en) 2011-07-14

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