SG83798A1 - Delta sigma d/a converter - Google Patents

Delta sigma d/a converter

Info

Publication number
SG83798A1
SG83798A1 SG200003136A SG200003136A SG83798A1 SG 83798 A1 SG83798 A1 SG 83798A1 SG 200003136 A SG200003136 A SG 200003136A SG 200003136 A SG200003136 A SG 200003136A SG 83798 A1 SG83798 A1 SG 83798A1
Authority
SG
Singapore
Prior art keywords
bits
rotation
converter
frequency
thermometer code
Prior art date
Application number
SG200003136A
Other languages
English (en)
Inventor
Minoru Takeda
Yoshihiro Hanada
Original Assignee
Nippon Precision Circuits
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
Application filed by Nippon Precision Circuits filed Critical Nippon Precision Circuits
Publication of SG83798A1 publication Critical patent/SG83798A1/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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
    • H03M1/0634—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale
    • H03M1/0656—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the time domain, e.g. using intended jitter as a dither signal
    • H03M1/066—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the time domain, e.g. using intended jitter as a dither signal by continuously permuting the elements used, i.e. dynamic element matching
    • H03M1/0663—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the time domain, e.g. using intended jitter as a dither signal by continuously permuting the elements used, i.e. dynamic element matching using clocked averaging
    • 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
    • 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
    • H03M3/50—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
SG200003136A 1999-06-07 2000-06-06 Delta sigma d/a converter SG83798A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15985299A JP3420531B2 (ja) 1999-06-07 1999-06-07 デルタシグマ方式ｄ／ａ変換器

Publications (1)

Publication Number Publication Date
SG83798A1 true SG83798A1 (en) 2001-10-16

Family

ID=15702650

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200003136A SG83798A1 (en) 1999-06-07 2000-06-06 Delta sigma d/a converter

Country Status (6)

Country Link
US (1) US6344812B1 (ja)
JP (1) JP3420531B2 (ja)
KR (1) KR100343063B1 (ja)
GB (1) GB2350950B (ja)
SG (1) SG83798A1 (ja)
TW (1) TW498624B (ja)

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JP3376314B2 (ja) * 1999-05-12 2003-02-10 株式会社東芝 デジタル映像情報媒体、デジタル映像情報記録再生装置およびデジタル映像情報処理方法
US6531973B2 (en) * 2000-09-11 2003-03-11 Broadcom Corporation Sigma-delta digital-to-analog converter
JP2002374170A (ja) * 2001-06-12 2002-12-26 Nippon Precision Circuits Inc １ビットｄ／ａ変換器
US20030202612A1 (en) * 2001-12-18 2003-10-30 Bijit Halder Method and system for rate enhanced SHDSL
US6677875B2 (en) * 2002-04-29 2004-01-13 Motorola, Inc. Sigma-delta analog-to-digital converter and method
FR2840471A1 (fr) * 2002-05-28 2003-12-05 St Microelectronics Sa Modulateur sigma-delta numerique-numerique, et synthetiseur de frequence numerique l'incorporant
US6738004B2 (en) * 2002-08-15 2004-05-18 Cirrus Logic, Inc. Method and system of integrating a mismatch noise shaper into the main loop of a delta-sigma modulator
US6677876B1 (en) * 2002-08-27 2004-01-13 Motorola, Inc. Differential sigma-delta DAC with dynamic spectral shaping
DE60302543D1 (de) * 2003-03-14 2006-01-05 St Microelectronics Srl Fraktional-Phasenregelschleife
US6774832B1 (en) * 2003-03-25 2004-08-10 Raytheon Company Multi-bit output DDS with real time delta sigma modulation look up from memory
US7053808B2 (en) * 2003-11-26 2006-05-30 Texas Instruments Incorporated Suppressing digital-to-analog converter (DAC) error
JP2007520136A (ja) * 2004-01-28 2007-07-19 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ マルチビットデジタル信号をアナログ信号に変換するｄａコンバータシステムおよび方法
US7593483B2 (en) * 2004-05-07 2009-09-22 Broadcom Corporation Nonlinear mapping in digital-to-analog and analog-to-digital converters
WO2006112657A1 (en) * 2005-04-22 2006-10-26 Il Ho Moon Heating medium circulation type mat
JP4636926B2 (ja) * 2005-04-22 2011-02-23 三洋電機株式会社 マルチビットδς変調型ｄａコンバータ
JP2007060160A (ja) 2005-08-23 2007-03-08 Fujitsu Ltd 半導体集積回路
JP4887875B2 (ja) * 2006-04-06 2012-02-29 日本テキサス・インスツルメンツ株式会社 ダイナミック・エレメント・マッチング方法及び装置
KR100824173B1 (ko) * 2006-08-16 2008-04-21 엘지이노텍 주식회사 디지털/아날로그 컨버터
EP2019487B1 (en) * 2007-07-27 2013-05-01 Fujitsu Semiconductor Limited Switching circuitry
US7486210B1 (en) 2007-08-07 2009-02-03 Faraday Technology Corp. DWA structure and method thereof, digital-to-analog signal conversion method and signal routing method
JP2009290455A (ja) * 2008-05-28 2009-12-10 Toshiba Corp Ｄｅｍシステム、デルタシグマａ／ｄ変換器、及び受信機
US7777658B2 (en) * 2008-12-12 2010-08-17 Analog Devices, Inc. System and method for area-efficient three-level dynamic element matching
US8378869B2 (en) * 2010-09-17 2013-02-19 Asahi Kasei Microdevices Corporation Fast data weighted average circuit and method
CN102170292B (zh) * 2011-01-31 2014-05-07 华为技术有限公司 一种数据处理方法、数据处理系统以及相关设备
US8552896B2 (en) * 2011-10-25 2013-10-08 Raytheon Company Digital to analog converter (DAC)
CN102404672B (zh) * 2011-10-27 2013-12-18 苏州上声电子有限公司 数字化扬声器阵列系统的通道均衡与波束控制方法和装置
US8915646B2 (en) * 2012-03-30 2014-12-23 Integrated Device Technology, Inc. High accuracy temperature sensor
US8912936B1 (en) 2013-05-30 2014-12-16 Analog Devices Technology Electric signal conversion
US9356614B1 (en) 2015-01-23 2016-05-31 Qualcomm Incorporated Thermometer code converter
JP6792137B2 (ja) * 2016-03-03 2020-11-25 ミツミ電機株式会社 Ｄ／ａ変換器、及びａ／ｄ変換器
JP7407517B2 (ja) * 2019-03-29 2024-01-04 ローム株式会社 タイミング発生器および半導体集積回路

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4791406A (en) * 1986-07-21 1988-12-13 Deutsche Itt Industries Gmbh Monolithic integrated digital-to-analog converter
US5221926A (en) * 1992-07-01 1993-06-22 Motorola, Inc. Circuit and method for cancelling nonlinearity error associated with component value mismatches in a data converter
WO1995005034A1 (en) * 1993-08-05 1995-02-16 Analog Devices, Incorporated Data-directed scrambler for multi-bit noise-shaping d/a converters
US5406283A (en) * 1992-05-01 1995-04-11 University Of Waterloo Multi-bit oversampled DAC with dynamic element matching
US5856799A (en) * 1994-08-16 1999-01-05 Burr-Brown Corporation Rotation system for correction of weighting element errors in digital-to-analog converter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495504A (en) * 1992-01-30 1996-02-27 Kabushiki Kaisha Toshiba Signal generating apparatus
US6204788B1 (en) * 1998-08-25 2001-03-20 Matsushita Electric Industrial Co., Ltd. Digital/analog conversion apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4791406A (en) * 1986-07-21 1988-12-13 Deutsche Itt Industries Gmbh Monolithic integrated digital-to-analog converter
US5406283A (en) * 1992-05-01 1995-04-11 University Of Waterloo Multi-bit oversampled DAC with dynamic element matching
US5221926A (en) * 1992-07-01 1993-06-22 Motorola, Inc. Circuit and method for cancelling nonlinearity error associated with component value mismatches in a data converter
WO1995005034A1 (en) * 1993-08-05 1995-02-16 Analog Devices, Incorporated Data-directed scrambler for multi-bit noise-shaping d/a converters
US5856799A (en) * 1994-08-16 1999-01-05 Burr-Brown Corporation Rotation system for correction of weighting element errors in digital-to-analog converter

Also Published As

Publication number Publication date
GB0013775D0 (en) 2000-07-26
TW498624B (en) 2002-08-11
KR100343063B1 (ko) 2002-07-02
JP3420531B2 (ja) 2003-06-23
US6344812B1 (en) 2002-02-05
GB2350950B (en) 2003-07-23
JP2000349641A (ja) 2000-12-15
GB2350950A (en) 2000-12-13
KR20010007263A (ko) 2001-01-26

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