DK1130782T3 - Fremgangsmåde og anordning til analog-digital-omdannelse af signaler - Google Patents

Fremgangsmåde og anordning til analog-digital-omdannelse af signaler

Info

Publication number
DK1130782T3
DK1130782T3 DK01109089.1T DK01109089T DK1130782T3 DK 1130782 T3 DK1130782 T3 DK 1130782T3 DK 01109089 T DK01109089 T DK 01109089T DK 1130782 T3 DK1130782 T3 DK 1130782T3
Authority
DK
Denmark
Prior art keywords
analog
signals
digital conversion
conversion
digital
Prior art date
Application number
DK01109089.1T
Other languages
English (en)
Inventor
Helmut Dr Jahne
Klaus Cain
Olaf Altenberg
Detlef Kutschabsky
Original Assignee
Stage Tec Entwicklungsgesellschaft Fuer Professionelle Audiotechnik Mbh
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 Stage Tec Entwicklungsgesellschaft Fuer Professionelle Audiotechnik Mbh filed Critical Stage Tec Entwicklungsgesellschaft Fuer Professionelle Audiotechnik Mbh
Priority claimed from EP95250144A external-priority patent/EP0707383B1/de
Application granted granted Critical
Publication of DK1130782T3 publication Critical patent/DK1130782T3/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration
    • H03M1/1028—Calibration at two points of the transfer characteristic, i.e. by adjusting two reference values, e.g. offset and gain error
    • 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
    • H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
    • H03M1/188—Multi-path, i.e. having a separate analogue/digital converter for each possible range

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
DK01109089.1T 1995-01-12 1995-06-14 Fremgangsmåde og anordning til analog-digital-omdannelse af signaler DK1130782T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19502047A DE19502047C2 (de) 1995-01-12 1995-01-12 Verfahren zur Analog-Digital-Wandlung von Signalen
EP95250144A EP0707383B1 (de) 1994-06-14 1995-06-14 Schaltungsanordnung zur Analog-Digital-Wandlung von Signalen

Publications (1)

Publication Number Publication Date
DK1130782T3 true DK1130782T3 (da) 2013-10-28

Family

ID=7752169

Family Applications (1)

Application Number Title Priority Date Filing Date
DK01109089.1T DK1130782T3 (da) 1995-01-12 1995-06-14 Fremgangsmåde og anordning til analog-digital-omdannelse af signaler

Country Status (5)

Country Link
US (1) US5714956A (da)
EP (1) EP1130782B1 (da)
DE (1) DE19502047C2 (da)
DK (1) DK1130782T3 (da)
ES (1) ES2430547T3 (da)

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US6590517B1 (en) 1999-10-22 2003-07-08 Eric J. Swanson Analog to digital conversion circuitry including backup conversion circuitry
US6414619B1 (en) 1999-10-22 2002-07-02 Eric J. Swanson Autoranging analog to digital conversion circuitry
US6310518B1 (en) 1999-10-22 2001-10-30 Eric J. Swanson Programmable gain preamplifier
US6369740B1 (en) 1999-10-22 2002-04-09 Eric J. Swanson Programmable gain preamplifier coupled to an analog to digital converter
US6317071B1 (en) * 2000-08-22 2001-11-13 Lucent Technologies Inc. Method and apparatus for analog-to-digital conversion by combining digital sample values
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DE102005026928B8 (de) * 2004-07-14 2013-05-16 GAUSS Instruments GmbH Gesellschaft für AUtomatisierte StöremissionsmessSysteme Verfahren und Vorrichtung zur Analog-Digital-Wandlung eines Eingangssignals mit hoher Dynamik
DE102005032982B4 (de) * 2004-07-14 2010-04-22 Technische Universität München Verfahren und Vorrichtung zur Analog-Digital-Wandlung eines Eingangssignals
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DE102007021166A1 (de) * 2007-05-05 2008-11-20 Teconcept Gmbh Verfahren zur adaptiven Dynamikerweiterung von Analog- zu Digitalumsetzern
US7952502B2 (en) * 2008-08-29 2011-05-31 Broadcom Corporation Imbalance and distortion cancellation for composite analog to digital converter (ADC)
US7911368B2 (en) * 2008-10-24 2011-03-22 Olympus Ndt Sample error minimization for high dynamic range digitization systems
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US9391576B1 (en) 2013-09-05 2016-07-12 Cirrus Logic, Inc. Enhancement of dynamic range of audio signal path
US9831843B1 (en) 2013-09-05 2017-11-28 Cirrus Logic, Inc. Opportunistic playback state changes for audio devices
US9774342B1 (en) * 2014-03-05 2017-09-26 Cirrus Logic, Inc. Multi-path analog front end and analog-to-digital converter for a signal processing system
US9525940B1 (en) * 2014-03-05 2016-12-20 Cirrus Logic, Inc. Multi-path analog front end and analog-to-digital converter for a signal processing system
US9306588B2 (en) 2014-04-14 2016-04-05 Cirrus Logic, Inc. Switchable secondary playback path
CN104066036A (zh) * 2014-06-19 2014-09-24 华为技术有限公司 拾音装置及拾音方法
US10785568B2 (en) 2014-06-26 2020-09-22 Cirrus Logic, Inc. Reducing audio artifacts in a system for enhancing dynamic range of audio signal path
US9337795B2 (en) 2014-09-09 2016-05-10 Cirrus Logic, Inc. Systems and methods for gain calibration of an audio signal path
US9596537B2 (en) 2014-09-11 2017-03-14 Cirrus Logic, Inc. Systems and methods for reduction of audio artifacts in an audio system with dynamic range enhancement
US9503027B2 (en) 2014-10-27 2016-11-22 Cirrus Logic, Inc. Systems and methods for dynamic range enhancement using an open-loop modulator in parallel with a closed-loop modulator
US9654134B2 (en) 2015-02-16 2017-05-16 Sound Devices Llc High dynamic range analog-to-digital conversion with selective regression based data repair
US9584911B2 (en) 2015-03-27 2017-02-28 Cirrus Logic, Inc. Multichip dynamic range enhancement (DRE) audio processing methods and apparatuses
US9959856B2 (en) 2015-06-15 2018-05-01 Cirrus Logic, Inc. Systems and methods for reducing artifacts and improving performance of a multi-path analog-to-digital converter
US9955254B2 (en) 2015-11-25 2018-04-24 Cirrus Logic, Inc. Systems and methods for preventing distortion due to supply-based modulation index changes in an audio playback system
US9543975B1 (en) 2015-12-29 2017-01-10 Cirrus Logic, Inc. Multi-path analog front end and analog-to-digital converter for a signal processing system with low-pass filter between paths
US9880802B2 (en) 2016-01-21 2018-01-30 Cirrus Logic, Inc. Systems and methods for reducing audio artifacts from switching between paths of a multi-path signal processing system
US9998826B2 (en) 2016-06-28 2018-06-12 Cirrus Logic, Inc. Optimization of performance and power in audio system
US10545561B2 (en) 2016-08-10 2020-01-28 Cirrus Logic, Inc. Multi-path digitation based on input signal fidelity and output requirements
US10263630B2 (en) 2016-08-11 2019-04-16 Cirrus Logic, Inc. Multi-path analog front end with adaptive path
US9813814B1 (en) 2016-08-23 2017-11-07 Cirrus Logic, Inc. Enhancing dynamic range based on spectral content of signal
US9780800B1 (en) 2016-09-19 2017-10-03 Cirrus Logic, Inc. Matching paths in a multiple path analog-to-digital converter
US9762255B1 (en) 2016-09-19 2017-09-12 Cirrus Logic, Inc. Reconfiguring paths in a multiple path analog-to-digital converter
US9929703B1 (en) 2016-09-27 2018-03-27 Cirrus Logic, Inc. Amplifier with configurable final output stage
US9967665B2 (en) 2016-10-05 2018-05-08 Cirrus Logic, Inc. Adaptation of dynamic range enhancement based on noise floor of signal
US10321230B2 (en) 2017-04-07 2019-06-11 Cirrus Logic, Inc. Switching in an audio system with multiple playback paths
US10008992B1 (en) 2017-04-14 2018-06-26 Cirrus Logic, Inc. Switching in amplifier with configurable final output stage
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CN111226395B (zh) 2017-08-18 2021-07-06 思睿逻辑国际半导体有限公司 具有多模式高通滤波器的多路径模拟系统
KR102619757B1 (ko) * 2020-04-28 2023-12-29 레이크 쇼어 크라이오트로닉스 인코포레이티드 다중-범위 재료 측정들에서 천이 효과들을 감소시키기 위한 레인징 시스템들 및 방법들

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JPH065819B2 (ja) * 1989-06-29 1994-01-19 ヤマハ株式会社 Ａ／ｄ変換装置
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Also Published As

Publication number Publication date
EP1130782A3 (de) 2001-11-21
DE19502047A1 (de) 1996-08-08
US5714956A (en) 1998-02-03
ES2430547T3 (es) 2013-11-21
DE19502047C2 (de) 1996-12-05
EP1130782A2 (de) 2001-09-05
EP1130782B1 (de) 2013-07-31

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