DE3279879D1 - Digital-to-analogue converter which can be calibrated automatically - Google Patents

Digital-to-analogue converter which can be calibrated automatically

Info

Publication number
DE3279879D1
DE3279879D1 DE8282302355T DE3279879T DE3279879D1 DE 3279879 D1 DE3279879 D1 DE 3279879D1 DE 8282302355 T DE8282302355 T DE 8282302355T DE 3279879 T DE3279879 T DE 3279879T DE 3279879 D1 DE3279879 D1 DE 3279879D1
Authority
DE
Germany
Prior art keywords
digital
analogue converter
calibrated automatically
calibrated
automatically
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
Application number
DE8282302355T
Other languages
English (en)
Inventor
Christopher Davies
Michael John Storey
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.)
Cambridge Consultants Ltd
Original Assignee
Cambridge Consultants Ltd
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 Cambridge Consultants Ltd filed Critical Cambridge Consultants Ltd
Application granted granted Critical
Publication of DE3279879D1 publication Critical patent/DE3279879D1/de
Expired 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
    • H03M1/1033—Calibration over the full range of the converter, e.g. for correcting differential non-linearity
    • H03M1/1038—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables
    • H03M1/1047—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables using an auxiliary digital/analogue converter for adding the correction values to the analogue signal
    • 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
    • H03M1/0602—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic
    • H03M1/0604—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic at one point, i.e. by adjusting a single reference value, e.g. bias or gain error
    • H03M1/0607—Offset or drift compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement Of Current Or Voltage (AREA)
DE8282302355T 1981-05-07 1982-05-07 Digital-to-analogue converter which can be calibrated automatically Expired DE3279879D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8113888 1981-05-07
GB8113887 1981-05-07
GB8113886 1981-05-07

Publications (1)

Publication Number Publication Date
DE3279879D1 true DE3279879D1 (en) 1989-09-14

Family

ID=27261177

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282302355T Expired DE3279879D1 (en) 1981-05-07 1982-05-07 Digital-to-analogue converter which can be calibrated automatically

Country Status (2)

Country Link
EP (1) EP0070086B1 (de)
DE (1) DE3279879D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4588984A (en) * 1983-12-12 1986-05-13 Rockwell International Corporation Clocked precision integrating analog-to-digital converter system
US5012178A (en) * 1990-03-19 1991-04-30 Triquint Semiconductor, Inc. Low noise DAC current source topology
JPH0470215A (ja) * 1990-07-11 1992-03-05 Sony Corp Ｄ／ａ変換器
CN114371761B (zh) * 2021-12-13 2024-06-04 中电科思仪科技股份有限公司 任意波形发生器输出信号电压摆幅的自校准电路及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3651517A (en) * 1970-07-13 1972-03-21 Information Int Inc Digital-to-analog converter with isolated current sources
DD109488A1 (de) * 1973-12-03 1974-11-05
JPS5953727B2 (ja) * 1977-04-06 1984-12-26 株式会社日立製作所 補正回路付ｄａ変換器
FR2404957A1 (fr) * 1977-09-30 1979-04-27 Ibm France Convertisseur numerique-analogique et son application a un convertisseur analogique-numerique
US4222107A (en) * 1979-01-22 1980-09-09 Burr-Brown Research Corporation Method and apparatus for automatically calibrating a digital to analog converter
JPS55100744A (en) * 1979-01-29 1980-07-31 Hitachi Ltd Da converter with correction circuit
EP0061199B1 (de) * 1981-03-25 1988-09-07 Hitachi, Ltd. Digital-Analog-Umwandler

Also Published As

Publication number Publication date
EP0070086B1 (de) 1989-08-09
EP0070086A3 (en) 1984-09-05
EP0070086A2 (de) 1983-01-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: STREHL, P., DIPL.-ING. DIPL.-WIRTSCH.-ING. SCHUEBEL-HOPF, U., DIPL.-CHEM. DR.RER.NAT. GROENING, H., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee