DE502005008378D1 - Vorrichtung zur analog/digital wandlung einer messspannung - Google Patents

Vorrichtung zur analog/digital wandlung einer messspannung

Info

Publication number
DE502005008378D1
DE502005008378D1 DE502005008378T DE502005008378T DE502005008378D1 DE 502005008378 D1 DE502005008378 D1 DE 502005008378D1 DE 502005008378 T DE502005008378 T DE 502005008378T DE 502005008378 T DE502005008378 T DE 502005008378T DE 502005008378 D1 DE502005008378 D1 DE 502005008378D1
Authority
DE
Germany
Prior art keywords
analog
operational amplifier
counter
pulse
digital conversion
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.)
Active
Application number
DE502005008378T
Other languages
English (en)
Inventor
Thomas Haerle
Stefan Konrad
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.)
Endress and Hauser Wetzer GmbH and Co KG
Original Assignee
Endress and Hauser Wetzer GmbH and Co KG
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 Endress and Hauser Wetzer GmbH and Co KG filed Critical Endress and Hauser Wetzer GmbH and Co KG
Publication of DE502005008378D1 publication Critical patent/DE502005008378D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H03M1/50—Analogue/digital converters with intermediate conversion to time interval
    • H03M1/52—Input signal integrated with linear return to datum
DE502005008378T 2004-05-07 2005-05-04 Vorrichtung zur analog/digital wandlung einer messspannung Active DE502005008378D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004023145A DE102004023145A1 (de) 2004-05-07 2004-05-07 Vorrichtung zur Analog/Digital Wandlung einer Messspannung
PCT/EP2005/052060 WO2005112268A1 (de) 2004-05-07 2005-05-04 Vorrichtung zur analog/digital wandlung einer messspannung

Publications (1)

Publication Number Publication Date
DE502005008378D1 true DE502005008378D1 (de) 2009-12-03

Family

ID=34966673

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102004023145A Withdrawn DE102004023145A1 (de) 2004-05-07 2004-05-07 Vorrichtung zur Analog/Digital Wandlung einer Messspannung
DE502005008378T Active DE502005008378D1 (de) 2004-05-07 2005-05-04 Vorrichtung zur analog/digital wandlung einer messspannung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102004023145A Withdrawn DE102004023145A1 (de) 2004-05-07 2004-05-07 Vorrichtung zur Analog/Digital Wandlung einer Messspannung

Country Status (8)

Country Link
US (1) US7649489B2 (de)
EP (1) EP1743428B1 (de)
CN (1) CN1981444B (de)
AT (1) ATE446611T1 (de)
DE (2) DE102004023145A1 (de)
ES (1) ES2333734T3 (de)
RU (1) RU2324286C1 (de)
WO (1) WO2005112268A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005061090B3 (de) * 2005-12-21 2007-08-30 Atmel Germany Gmbh Messeinrichtung zur kapazitiven Druckmessung
DE102007061787B4 (de) * 2007-12-19 2013-07-04 Sartorius Weighing Technology Gmbh Digitale Wägevorrichtung
DE102010029693A1 (de) * 2010-06-04 2011-12-08 Robert Bosch Gmbh Schaltungsanordnung zum Erkennen eines Fehlers eines Wandlers
CN101949995B (zh) * 2010-09-02 2012-09-12 浙江大学 一种电缆故障点距离测量装置
US8836525B2 (en) * 2011-06-06 2014-09-16 Lear Corporation Isolated resistive current sensor
CN102355241B (zh) * 2011-08-04 2014-03-19 内蒙古自治区电子研究所 一种脉宽调制电路的同步电路
CN102957430B (zh) * 2011-08-26 2016-06-01 比亚迪股份有限公司 一种模数转换电路
DE102012223285A1 (de) * 2012-01-13 2013-07-18 Continental Teves Ag & Co. Ohg Schaltungsanordnung und Verfahren zur Überwachung einer PWM-Ansteuerelektronik eines Kraftfahrzeugsteuergeräts
DE102012201596A1 (de) * 2012-02-03 2013-08-08 Robert Bosch Gmbh Empfangsanordnung für ein Steuergerät in einem Fahrzeug und Verfahren zum Erzeugen eines Synchronisationspulses
CN102832940B (zh) * 2012-09-17 2015-05-06 江苏国石半导体有限公司 一种用于电流输入adc的前端电路
JP5786976B2 (ja) 2013-06-11 2015-09-30 オンキヨー株式会社 信号変調回路
CN103499733B (zh) * 2013-09-30 2016-03-30 中国科学院微电子研究所 一种高精度电压检测电路及方法
CN103760491B (zh) * 2014-01-06 2017-04-05 华南理工大学 数字式蓄电池电量监测方法与装置
US9312876B1 (en) * 2014-09-24 2016-04-12 Intel Corporation Asynchronous low-power analog-to-digital converter circuit with configurable thresholds
CN105811987B (zh) * 2016-03-09 2022-12-09 广州龙之杰科技有限公司 单积分型模数转换器及其转换方法
DE102016225044A1 (de) * 2016-12-14 2018-06-14 Micro-Epsilon Messtechnik Gmbh & Co. Kg Linearisierungsschaltung und Verfahren zum Linearisieren eines Messsignals
DE102017131226A1 (de) * 2017-12-22 2019-06-27 Dewertokin Gmbh Elektromotorischer Möbelantrieb, Möbel und Verfahren zum Erfassen einer Position eines elektromotorischen Möbelantriebs
CN113933350B (zh) * 2021-09-30 2023-12-22 深圳市中金岭南有色金属股份有限公司凡口铅锌矿 矿浆pH值检测方法、装置及计算机可读存储介质

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1390063U (de)
GB1390063A (en) * 1971-03-03 1975-04-09 Zschimmer G Method and apparatus for measuring a voltage with the aid of an analogue-digital converter
US4598270A (en) * 1984-10-04 1986-07-01 Rockwell International Corporation Precision integrating analog-to-digital converter system
US4584566A (en) * 1984-12-21 1986-04-22 Honeywell Inc. Analog to digital converter
JPH02246622A (ja) 1989-03-20 1990-10-02 Sony Corp 多重積分型ａ／ｄ変換装置
DE4037268A1 (de) * 1989-12-05 1991-06-06 Willi Dipl Ing Sontopski Verfahren zur analog-digital-umsetzung von stroemen (spannungen) nach dem mehrfach-integrationsprinzip
US4999632A (en) * 1989-12-15 1991-03-12 Boehringer Mannheim Corporation Analog to digital conversion with noise reduction
KR920009206B1 (ko) * 1990-01-25 1992-10-14 삼성전자 주식회사 적분형 아날로그/디지탈 변환기의 기준전원 자동 제어회로
US5097264A (en) * 1990-06-18 1992-03-17 Honeywell Inc. Analog-to-digital converter
US5245343A (en) * 1990-08-03 1993-09-14 Honeywell Inc. Enhanced accuracy delta-sigma A/D converter
US5184128A (en) 1991-08-06 1993-02-02 Harris Corporation Integrating A/D converter with means for reducing rollover error
EP0628227A4 (de) 1992-02-25 1995-11-08 Laurel Electronics Inc Analog-digitalwandler mit umsetzungsrate entgegen der integrationsperiode.
DE4403732C1 (de) 1994-02-07 1995-10-12 Siemens Ag Schaltungsanordnung zur Erzeugung pulsweiten modulierter Ausgangssignale oder zur Messung vom Impulsflankenabständen von Eingangssignalen
KR960039664A (ko) 1995-04-12 1996-11-25 이대원 반송파 동기신호에 의한 귀환형 펄스 폭 변조 적분 방식의 펄스폭 제어 장치
US6243034B1 (en) 1998-10-29 2001-06-05 National Instruments Corporation Integrating analog to digital converter with improved resolution
DE10040373B4 (de) * 1999-08-20 2004-02-19 Sartorius Ag Analog/Digital-Umsetzer
DE10128942B4 (de) * 2001-06-18 2007-01-11 Mettler-Toledo Gmbh Integrierender A/D-Wandler
US7049855B2 (en) 2001-06-28 2006-05-23 Intel Corporation Area efficient waveform evaluation and DC offset cancellation circuits
US6693577B2 (en) * 2001-07-19 2004-02-17 Rohm Co., Ltd Integration type A/D conversion method, integration type A/D converter, and battery charger utilizing such converter
DE10140863A1 (de) 2001-08-21 2003-03-13 Siemens Ag CT-Datenaufnehmer
US6664908B2 (en) * 2001-09-21 2003-12-16 Honeywell International Inc. Synchronized pulse width modulator

Also Published As

Publication number Publication date
ATE446611T1 (de) 2009-11-15
ES2333734T3 (es) 2010-02-26
CN1981444B (zh) 2011-11-16
US20080258956A1 (en) 2008-10-23
EP1743428B1 (de) 2009-10-21
RU2324286C1 (ru) 2008-05-10
CN1981444A (zh) 2007-06-13
WO2005112268A1 (de) 2005-11-24
US7649489B2 (en) 2010-01-19
DE102004023145A1 (de) 2005-11-24
EP1743428A1 (de) 2007-01-17

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