DE60036748D1 - System und Verfahren zur logarithmischen Digital-Analog-Wandlung - Google Patents

System und Verfahren zur logarithmischen Digital-Analog-Wandlung

Info

Publication number
DE60036748D1
DE60036748D1 DE60036748T DE60036748T DE60036748D1 DE 60036748 D1 DE60036748 D1 DE 60036748D1 DE 60036748 T DE60036748 T DE 60036748T DE 60036748 T DE60036748 T DE 60036748T DE 60036748 D1 DE60036748 D1 DE 60036748D1
Authority
DE
Germany
Prior art keywords
analog conversion
logarithmic digital
logarithmic
digital
analog
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 - Lifetime
Application number
DE60036748T
Other languages
English (en)
Other versions
DE60036748T2 (de
Inventor
Zabih Toosky
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.)
Infineon Technologies AG
Original Assignee
Infineon Technologies North America 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 Infineon Technologies North America Corp filed Critical Infineon Technologies North America Corp
Application granted granted Critical
Publication of DE60036748D1 publication Critical patent/DE60036748D1/de
Publication of DE60036748T2 publication Critical patent/DE60036748T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03M1/66—Digital/analogue converters
    • H03M1/664—Non-linear conversion not otherwise provided for in subgroups of H03M1/66
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
    • H03M1/742—Simultaneous conversion using current sources as quantisation value generators
    • H03M1/745—Simultaneous conversion using current sources as quantisation value generators with weighted currents

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
DE60036748T 1999-05-07 2000-03-31 System und Verfahren zur logarithmischen Digital-Analog-Wandlung Expired - Lifetime DE60036748T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/306,886 US6208278B1 (en) 1999-05-07 1999-05-07 System and method for logarithmic digital to analog conversion
US306886 2002-11-27

Publications (2)

Publication Number Publication Date
DE60036748D1 true DE60036748D1 (de) 2007-11-29
DE60036748T2 DE60036748T2 (de) 2008-07-24

Family

ID=23187311

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60036748T Expired - Lifetime DE60036748T2 (de) 1999-05-07 2000-03-31 System und Verfahren zur logarithmischen Digital-Analog-Wandlung

Country Status (4)

Country Link
US (1) US6208278B1 (de)
EP (1) EP1050969B1 (de)
DE (1) DE60036748T2 (de)
SG (1) SG86390A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6392574B1 (en) * 1999-05-07 2002-05-21 Infineon Technologies North America Corp. System and method for exponential digital to analog conversion
TW525353B (en) * 2000-02-14 2003-03-21 Sumitomo Metal Ind Logarithmic-type A/D converter, logarithmic-type A/D converting method, logarithmic-type D/A converter, logarithmic-type D/A converting method, and physical value measuring system
US7068193B2 (en) * 2002-09-26 2006-06-27 Analog Devices, Inc. Integrated digital calibration circuit and digital to analog converter (DAC)
EP2296281A1 (de) 2009-09-08 2011-03-16 Dialog Semiconductor GmbH Logarithmierender DAC mit Diode
US20120166117A1 (en) * 2010-10-29 2012-06-28 Xia Llc Method and apparatus for evaluating superconducting tunnel junction detector noise versus bias voltage
EP2894943B1 (de) 2014-01-14 2020-02-26 Dialog Semiconductor (UK) Limited Vorrichtung zur Verbesserung der Genauigkeit eines Exponentialstrom-Digital-Analog-Wandlers (IDAC) mithilfe binär gewichteter MSB
EP2894944A1 (de) 2014-01-14 2015-07-15 Dialog Semiconductor GmbH Verfahren zur Verbesserung der Genauigkeit eines Exponentialstrom-Digital-Analog-Wandlers (IDAC) mithilfe binär gewichteter MSB
JP2019153944A (ja) * 2018-03-05 2019-09-12 ソニーセミコンダクタソリューションズ株式会社 増幅回路、撮像装置、および、増幅回路の制御方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4590456A (en) 1982-09-02 1986-05-20 Analog Devices, Incorporated Low leakage CMOS D/A converter
US4558242A (en) 1983-02-11 1985-12-10 Analog Devices, Incorporated Extended reference range, voltage-mode CMOS D/A converter
FR2560724B1 (fr) * 1984-03-02 1989-04-21 Trt Telecom Radio Electr Dispositif convertisseur numerique-analogique
DE4021131A1 (de) * 1990-07-03 1992-01-09 Zumtobel Ag Schaltungsanordnung und verfahren zum annaehern einer nichtlinearen uebertragungsfunktion
US5258757A (en) * 1992-05-08 1993-11-02 Analog Devices, Incorporated Apparatus and method for increasing the output impedance of a current-type digital-to-analog converter
US5841384A (en) 1994-08-18 1998-11-24 Hughes Electronics Non-linear digital-to-analog converter and related high precision current sources
JP3062035B2 (ja) * 1995-03-31 2000-07-10 インターナショナル・ビジネス・マシーンズ・コーポレ−ション Ｄ／ａコンバータ
TW331679B (en) * 1995-12-22 1998-05-11 Thomson Multimedia Sa Analog-to-digital converter.
US5757298A (en) 1996-02-29 1998-05-26 Hewlett-Packard Co. Method and apparatus for error compensation using a non-linear digital-to-analog converter

Also Published As

Publication number Publication date
EP1050969A2 (de) 2000-11-08
DE60036748T2 (de) 2008-07-24
EP1050969B1 (de) 2007-10-17
SG86390A1 (en) 2002-02-19
US6208278B1 (en) 2001-03-27
EP1050969A3 (de) 2003-05-21

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