DE60203336D1 - Sigma-Delta AD-Wandler - Google Patents

Sigma-Delta AD-Wandler

Info

Publication number
DE60203336D1
DE60203336D1 DE60203336T DE60203336T DE60203336D1 DE 60203336 D1 DE60203336 D1 DE 60203336D1 DE 60203336 T DE60203336 T DE 60203336T DE 60203336 T DE60203336 T DE 60203336T DE 60203336 D1 DE60203336 D1 DE 60203336D1
Authority
DE
Germany
Prior art keywords
delta
sigma
converter
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE60203336T
Other languages
English (en)
Other versions
DE60203336T2 (de
Inventor
Yuji Yamamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pioneer Corp
Original Assignee
Pioneer Corp
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 Pioneer Corp filed Critical Pioneer Corp
Publication of DE60203336D1 publication Critical patent/DE60203336D1/de
Application granted granted Critical
Publication of DE60203336T2 publication Critical patent/DE60203336T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H03M3/498—Variable sample rate
    • 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
    • H03M3/402—Arrangements specific to bandpass modulators
    • H03M3/404—Arrangements specific to bandpass modulators characterised by the type of bandpass filters used
    • H03M3/406—Arrangements specific to bandpass modulators characterised by the type of bandpass filters used by the use of a pair of integrators forming a closed loop
    • 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
    • H03M3/438—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 higher order loop filter in the feedforward path
    • H03M3/454—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 higher order loop filter in the feedforward path with distributed feedback, i.e. with feedback paths from the quantiser output to more than one filter stage

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
DE60203336T 2001-05-16 2002-05-09 Sigma-Delta AD-Wandler Expired - Fee Related DE60203336T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001146598 2001-05-16
JP2001146598A JP2002344321A (ja) 2001-05-16 2001-05-16 デルタシグマ型ａｄ変換器

Publications (2)

Publication Number Publication Date
DE60203336D1 true DE60203336D1 (de) 2005-04-28
DE60203336T2 DE60203336T2 (de) 2005-09-01

Family

ID=18992215

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60203336T Expired - Fee Related DE60203336T2 (de) 2001-05-16 2002-05-09 Sigma-Delta AD-Wandler

Country Status (4)

Country Link
US (1) US6700519B2 (de)
EP (1) EP1261136B1 (de)
JP (1) JP2002344321A (de)
DE (1) DE60203336T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6677876B1 (en) * 2002-08-27 2004-01-13 Motorola, Inc. Differential sigma-delta DAC with dynamic spectral shaping
US7126516B2 (en) * 2004-02-28 2006-10-24 Lucent Technologies Inc. Bandpass delta-sigma analog-to-digital converters
US6954160B1 (en) * 2004-04-09 2005-10-11 Micrel, Inc. Filter for digitally processing an analog input signal with analog feedback
WO2006046709A1 (ja) * 2004-10-29 2006-05-04 Pioneer Corporation 受信装置
WO2006054214A1 (en) * 2004-11-16 2006-05-26 Koninklijke Philips Electronics N.V. Continuous-time sigma-delta analog-to-digital converter with non-invasive filter(s) for immunity preservation against interferers.
US8000302B2 (en) * 2005-06-23 2011-08-16 Qualcomm Incorporated Adaptive multi-channel modem
US7616142B1 (en) * 2006-04-27 2009-11-10 Marvell International Ltd. Sigma-delta modulated analog-to-digital converter having a changeable coefficient
JP2008154121A (ja) * 2006-12-20 2008-07-03 Sony Corp 無線通信装置
JP4745267B2 (ja) * 2007-02-21 2011-08-10 パナソニック株式会社 デルタシグマ変調器とそれを備えたｄａ変換装置
US7576673B2 (en) * 2007-11-30 2009-08-18 Infineon Technologies Ag Increasing the dynamic range of pulse width modulation in analog to digital converters
TWI547842B (zh) 2014-11-03 2016-09-01 聯詠科技股份有限公司 觸控偵測系統、差異積分調變器及其調變方法
TWI571063B (zh) * 2015-11-02 2017-02-11 國立成功大學 自動校正動態範圍之低功耗三角積分調變器架構及其低功耗電路實現方法與自動校正且延伸三角積分調變器動態範圍之方法
KR102194710B1 (ko) * 2016-11-28 2020-12-23 삼성전기주식회사 카메라 모듈의 액츄에이터
KR102059820B1 (ko) 2016-11-30 2019-12-27 삼성전기주식회사 카메라 모듈의 액츄에이터
KR102096294B1 (ko) * 2017-06-15 2020-04-03 선전 구딕스 테크놀로지 컴퍼니, 리미티드 노이즈 셰이핑 회로 및 시그마-델타 디지털-아날로그 컨버터
JP2019152605A (ja) * 2018-03-06 2019-09-12 株式会社東芝 電池監視装置および電池監視システム
CN112615625B (zh) * 2020-12-24 2025-06-13 中国科学院上海技术物理研究所 一种空间相机变熵压缩采样系统、控制方法、介质及终端

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5392042A (en) * 1993-08-05 1995-02-21 Martin Marietta Corporation Sigma-delta analog-to-digital converter with filtration having controlled pole-zero locations, and apparatus therefor
US5838270A (en) * 1995-01-12 1998-11-17 Texas Instruments Incorporated Second order and cascaded 2-1 oversampled modulators with improved dynamic range
US5736950A (en) 1995-01-31 1998-04-07 The United States Of America As Represented By The Secretary Of The Navy Sigma-delta modulator with tunable signal passband
US5760722A (en) * 1995-01-31 1998-06-02 The United States Of America As Represented By The Secretary Of The Navy Distributed quantization noise transmission zeros in cascaded sigma-delta modulators
US5982315A (en) * 1997-09-12 1999-11-09 Qualcomm Incorporated Multi-loop Σ Δ analog to digital converter

Also Published As

Publication number Publication date
JP2002344321A (ja) 2002-11-29
EP1261136A1 (de) 2002-11-27
US20020171572A1 (en) 2002-11-21
US6700519B2 (en) 2004-03-02
EP1261136B1 (de) 2005-03-23
DE60203336T2 (de) 2005-09-01

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee