AU2001294909A1 - Input voltage offset calibration of an analog device using a microcontroller - Google Patents

Input voltage offset calibration of an analog device using a microcontroller

Info

Publication number
AU2001294909A1
AU2001294909A1 AU2001294909A AU9490901A AU2001294909A1 AU 2001294909 A1 AU2001294909 A1 AU 2001294909A1 AU 2001294909 A AU2001294909 A AU 2001294909A AU 9490901 A AU9490901 A AU 9490901A AU 2001294909 A1 AU2001294909 A1 AU 2001294909A1
Authority
AU
Australia
Prior art keywords
microcontroller
input voltage
voltage offset
analog device
offset calibration
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.)
Abandoned
Application number
AU2001294909A
Inventor
Hartono Darmawaskita
Miquel Moreno
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.)
Microchip Technology Inc
Original Assignee
Microchip Technology Inc
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 Microchip Technology Inc filed Critical Microchip Technology Inc
Publication of AU2001294909A1 publication Critical patent/AU2001294909A1/en
Abandoned legal-status Critical Current

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
    • H03M1/1014—Calibration at one point of the transfer characteristic, i.e. by adjusting a single reference value, e.g. bias or gain error
    • H03M1/1019—Calibration at one point of the transfer characteristic, i.e. by adjusting a single reference value, e.g. bias or gain error by storing a corrected or correction value in a digital look-up table
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
    • H03F3/45968—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction
    • H03F3/45973—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction by using a feedback circuit
    • H03F3/45977—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction by using a feedback circuit using switching means, e.g. sample and hold
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Analogue/Digital Conversion (AREA)
AU2001294909A 2000-09-29 2001-09-28 Input voltage offset calibration of an analog device using a microcontroller Abandoned AU2001294909A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/675,356 2000-09-29
US09/675,356 US6515464B1 (en) 2000-09-29 2000-09-29 Input voltage offset calibration of an analog device using a microcontroller
PCT/US2001/030585 WO2002027942A2 (en) 2000-09-29 2001-09-28 Input voltage offset calibration of an analog device using a microcontroller

Publications (1)

Publication Number Publication Date
AU2001294909A1 true AU2001294909A1 (en) 2002-04-08

Family

ID=24710102

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001294909A Abandoned AU2001294909A1 (en) 2000-09-29 2001-09-28 Input voltage offset calibration of an analog device using a microcontroller

Country Status (4)

Country Link
US (1) US6515464B1 (en)
AU (1) AU2001294909A1 (en)
TW (1) TW523985B (en)
WO (1) WO2002027942A2 (en)

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CN100517974C (en) * 2002-04-02 2009-07-22 艾利森电话股份有限公司 Comparator offset calibration method and system for A/D converters
US6885243B2 (en) * 2003-06-02 2005-04-26 Standard Microsystems Corporation Dynamic, digitally controlled, temperature compensated voltage reference
KR100500452B1 (en) * 2003-06-20 2005-07-12 삼성전자주식회사 Ball Grid Array Package Test Apparatus and Method
WO2006053098A1 (en) * 2004-11-08 2006-05-18 Elder J Scott Method and apparatus for calibrating analog circuits using statistical techniques
US7268624B2 (en) * 2005-08-15 2007-09-11 International Business Machines Corporation Differential amplifier offset voltage minimization independently from common mode voltage adjustment
FR2895599B1 (en) * 2005-12-27 2008-06-06 Univ Joseph Fourier Grenoble I METHOD AND DEVICE FOR ADJUSTING OR SETTING AN ELECTRONIC DEVICE
US7342407B2 (en) * 2006-01-31 2008-03-11 Advantest Corporation Temperature compensation circuit and testing apparatus
TW200741723A (en) * 2006-04-21 2007-11-01 Holtek Semiconductor Inc Method for calibrating parameter of integrated circuit
CN100429763C (en) * 2006-04-27 2008-10-29 盛群半导体股份有限公司 Method for regulating integrate circuit parameter
US7679443B2 (en) * 2006-08-31 2010-03-16 Texas Instruments Incorporated System and method for common mode translation
DE102006059652A1 (en) * 2006-12-18 2008-06-26 Tyco Electronics Raychem Gmbh A method of processing an analog sensor signal in a gas sensor assembly and measurement processing device
US7589650B2 (en) * 2006-12-29 2009-09-15 Industrial Technology Research Institute Analog-to-digital converter with calibration
US8098087B1 (en) * 2007-03-05 2012-01-17 Altera Corporation Method and apparatus for standby voltage offset cancellation
US8702306B2 (en) * 2007-09-21 2014-04-22 Siemens Industry, Inc. Systems, devices, and/or methods for managing a thermocouple module
US8197123B2 (en) * 2007-10-29 2012-06-12 Smiths Medical Asd, Inc. Thermistor circuit calibration
US7710084B1 (en) 2008-03-19 2010-05-04 Fairchild Semiconductor Corporation Sample and hold technique for generating an average of sensed inductor current in voltage regulators
JP2011040911A (en) * 2009-08-07 2011-02-24 Renesas Electronics Corp Analog-digital converter circuit, and correction method
US8553055B1 (en) 2011-10-28 2013-10-08 Graphic Products, Inc. Thermal printer operable to selectively control the delivery of energy to a print head of the printer and method
US8482586B1 (en) 2011-12-19 2013-07-09 Graphic Products, Inc. Thermal printer operable to selectively print sub-blocks of print data and method
US8477162B1 (en) 2011-10-28 2013-07-02 Graphic Products, Inc. Thermal printer with static electricity discharger
US9780748B2 (en) * 2014-09-25 2017-10-03 Microchip Technology Incorporated Selectable programmable gain or operational amplifier
US9557756B2 (en) * 2015-02-10 2017-01-31 Infineon Technologies Ag Bias drift compensation
US10097140B1 (en) * 2017-06-02 2018-10-09 Nxp B.V. Method and system for amplifier calibration
US10705129B2 (en) * 2017-09-13 2020-07-07 Toshiba Memory Corporation Techniques for testing PLP capacitors
US10013013B1 (en) * 2017-09-26 2018-07-03 Nxp B.V. Bandgap voltage reference
US10651797B2 (en) 2018-04-09 2020-05-12 Infineon Technologies Austria Ag Amplifier offset and compensation
CN108494371A (en) * 2018-07-04 2018-09-04 珠海市微半导体有限公司 A kind of automatic calibration circuit of amplifier input offset voltage and bearing calibration
US11018630B2 (en) 2019-06-03 2021-05-25 Hamilton Sunstrand Corporation Disabled mode error reduction for high-voltage bilateral operational amplifier current source
CN113687125A (en) * 2020-05-18 2021-11-23 广州汽车集团股份有限公司 Offset voltage correction method and system for operational amplifier in current detection circuit
CN112858978A (en) * 2021-01-08 2021-05-28 胜达克半导体科技(上海)有限公司 High-precision testing method for self calibration of carrier plate
CN113437974B (en) * 2021-07-14 2022-06-03 杭州海康微影传感科技有限公司 Single-slope analog-to-digital converter calibration method and system
US11646915B2 (en) * 2021-08-19 2023-05-09 Synaptics Incorporated Device and method for receiver offset calibration
CN114895231B (en) * 2022-07-12 2022-10-21 南京宏泰半导体科技有限公司 High-end voltage differential sampling calibration system and method

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US4495470A (en) * 1983-02-07 1985-01-22 Tektronix, Inc. Offset balancing method and apparatus for a DC amplifier
US4939520A (en) * 1988-10-26 1990-07-03 Analogic Corporation Analog to digital converter using an integrator having a partially controlled output signal
JP2593106B2 (en) * 1990-10-18 1997-03-26 菊水電子工業株式会社 Maximum / minimum value detector for input signal
US5254940A (en) * 1990-12-13 1993-10-19 Lsi Logic Corporation Testable embedded microprocessor and method of testing same
JP3161481B2 (en) * 1992-03-26 2001-04-25 岩崎通信機株式会社 Offset compensation circuit for interleaved A / D converter
US5596322A (en) * 1994-10-26 1997-01-21 Lucent Technologies Inc. Reducing the number of trim links needed on multi-channel analog integrated circuits
WO1998020615A2 (en) * 1996-10-21 1998-05-14 Electronics Development Corporation Smart sensor module
US5821795A (en) * 1997-02-11 1998-10-13 International Business Machines Corporation Circuit for cancelling the DC offset in a differential analog front end of a read channel
US6341135B1 (en) * 1998-02-26 2002-01-22 3Com Corporation Low power buffer system for network communications
US6034569A (en) * 1998-06-11 2000-03-07 Capella Microsystems, Inc. Amplifier offset cancellation system
US6184659B1 (en) * 1999-02-16 2001-02-06 Microchip Technology Incorporated Microcontroller with integral switch mode power supply controller

Also Published As

Publication number Publication date
WO2002027942A2 (en) 2002-04-04
WO2002027942A3 (en) 2004-03-04
US6515464B1 (en) 2003-02-04
TW523985B (en) 2003-03-11

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