DE68922989D1 - Digital-analogwandler. - Google Patents

Digital-analogwandler.

Info

Publication number
DE68922989D1
DE68922989D1 DE68922989T DE68922989T DE68922989D1 DE 68922989 D1 DE68922989 D1 DE 68922989D1 DE 68922989 T DE68922989 T DE 68922989T DE 68922989 T DE68922989 T DE 68922989T DE 68922989 D1 DE68922989 D1 DE 68922989D1
Authority
DE
Germany
Prior art keywords
pct
sources
dac
sec
date
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
DE68922989T
Other languages
English (en)
Other versions
DE68922989T2 (de
Inventor
Michael 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.)
Data Conversion Systems Ltd
Original Assignee
Data Conversion Systems 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 Data Conversion Systems Ltd filed Critical Data Conversion Systems Ltd
Application granted granted Critical
Publication of DE68922989D1 publication Critical patent/DE68922989D1/de
Publication of DE68922989T2 publication Critical patent/DE68922989T2/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
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
    • H03M1/0634—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale
    • H03M1/0656—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the time domain, e.g. using intended jitter as a dither signal
    • H03M1/066—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the time domain, e.g. using intended jitter as a dither signal by continuously permuting the elements used, i.e. dynamic element matching
    • H03M1/0665—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the time domain, e.g. using intended jitter as a dither signal by continuously permuting the elements used, i.e. dynamic element matching using data dependent selection of the elements, e.g. data weighted averaging
    • 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
    • H03M1/747—Simultaneous conversion using current sources as quantisation value generators with equal currents which are switched by unary decoded digital signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Networks Using Active Elements (AREA)
  • Control Of Eletrric Generators (AREA)
DE68922989T 1988-02-17 1989-02-10 Digital-analogwandler. Expired - Lifetime DE68922989T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888803627A GB8803627D0 (en) 1988-02-17 1988-02-17 Digital to analogue converter
PCT/GB1989/000112 WO1989007862A1 (en) 1988-02-17 1989-02-10 Digital to analogue converter

Publications (2)

Publication Number Publication Date
DE68922989D1 true DE68922989D1 (de) 1995-07-13
DE68922989T2 DE68922989T2 (de) 1995-11-02

Family

ID=10631846

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68922989T Expired - Lifetime DE68922989T2 (de) 1988-02-17 1989-02-10 Digital-analogwandler.

Country Status (7)

Country Link
US (1) US5138317A (de)
EP (1) EP0401245B1 (de)
JP (1) JPH03502864A (de)
AT (1) ATE123605T1 (de)
DE (1) DE68922989T2 (de)
GB (1) GB8803627D0 (de)
WO (1) WO1989007862A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0597123A4 (de) * 1992-06-01 1998-05-13 Digital-analogwandler und analog-digitalwandler.
US5313300A (en) * 1992-08-10 1994-05-17 Commodore Electronics Limited Binary to unary decoder for a video digital to analog converter
US5243347A (en) * 1992-09-28 1993-09-07 Motorola, Inc. Monotonic current/resistor digital-to-analog converter and method of operation
US5760726A (en) * 1996-08-23 1998-06-02 Motorola, Inc. Digital-to-analog converter with dynamic matching and bit splitting
US5982317A (en) * 1997-04-18 1999-11-09 Jesper Steensgaard-Madsen Oversampled digital-to-analog converter based on nonlinear separation and linear recombination
US6124813A (en) * 1997-06-06 2000-09-26 Analog Devices, Inc. Self-linearizing multi-bit DACs
US6348884B1 (en) 1999-01-06 2002-02-19 Jesper Steensgaard-Madsen Idle-tone-free mismatch-shaping encoders
US6816100B1 (en) 1999-03-12 2004-11-09 The Regents Of The University Of California Analog-to-digital converters with common-mode rejection dynamic element matching, including as used in delta-sigma modulators
DE19912447C2 (de) * 1999-03-19 2002-02-28 Micronas Gmbh Anordnung zum Erzeugen eines in seiner Bitbreite begrenzten digitalen Signals und Digital/Analog-Umsetzer mit vergrößertem Wertebereich
EP1492237B1 (de) * 1999-11-10 2006-09-06 Fujitsu Limited Rauschformung in segmentierten Schaltungen für gemischte Signale
SE522440C2 (sv) * 2000-01-31 2004-02-10 Ericsson Telefon Ab L M Omvandlare
JP3725001B2 (ja) 2000-03-28 2005-12-07 株式会社東芝 選択回路、ｄ／ａ変換器及びａ／ｄ変換器
EP1179889B1 (de) * 2000-08-10 2004-11-17 STMicroelectronics S.r.l. Digital-analog-wandlerschaltung
WO2002023733A2 (en) 2000-09-11 2002-03-21 Broadcom Corporation Sigma-delta digital-to-analog converter
DE60117827T2 (de) 2000-09-11 2006-11-23 Broadcom Corp., Irvine Verfahren und gerät zur formung der fehlanpassung eines überabgetasteten wandlers
DE60119476T2 (de) * 2000-10-26 2006-11-23 Fujitsu Ltd., Kawasaki Segmentierte Schaltungsanordnung
US6522277B2 (en) 2001-02-05 2003-02-18 Asahi Kasei Microsystems, Inc. Circuit, system and method for performing dynamic element matching using bi-directional rotation within a data converter
WO2003052940A2 (en) * 2001-12-18 2003-06-26 Koninklijke Philips Electronics N.V. Digital to analogue converter
DE102005012444B4 (de) * 2005-03-17 2006-12-07 Infineon Technologies Ag Steuervorrichtung und Verfahren zur Verwürfelung der Zuordnung der Referenzen eines Quantisierers in einem Sigma-Delta-Analog-Digital-Umsetzer
US7420494B1 (en) 2007-04-30 2008-09-02 Analog Devices, Inc. Mismatch shaping Δ-Σ analog to digital converter system
US7692569B2 (en) * 2008-04-03 2010-04-06 Analog Devices, Inc. Methods and apparatus for rotating a thermometer code
GB2463663A (en) * 2008-09-19 2010-03-24 Data Conversion Systems Ltd Computer audio interface unit which generates a word clock and computer synchronization based on an independent reference signal
US10007244B2 (en) * 2012-05-25 2018-06-26 Audio Pixels Ltd. System, a method and a computer program product for controlling a set of actuator elements
US9880533B2 (en) 2012-05-25 2018-01-30 Audio Pixels Ltd. System, a method and a computer program product for controlling a group of actuator arrays for producing a physical effect

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7405441A (nl) * 1974-04-23 1975-10-27 Philips Nv Nauwkeurige stroombronschakeling.
NL8003948A (nl) * 1980-07-09 1982-02-01 Philips Nv Digitaal-analoog omzetter.
JPS61240716A (ja) * 1985-04-17 1986-10-27 Mitsubishi Electric Corp ディジタルアナログコンバ−タ
JPH0697743B2 (ja) * 1985-04-17 1994-11-30 株式会社日立製作所 オ−バサンプル形ｄ／ａ変換器
JPS62183627A (ja) * 1986-02-07 1987-08-12 Sony Corp デジタルデ−タの処理方式
JPS62287717A (ja) * 1986-06-06 1987-12-14 Matsushita Electric Ind Co Ltd デイジタル・アナログ変換回路
JPS62292023A (ja) * 1986-06-11 1987-12-18 Nec Corp Ｄ−ａ変換器
JPS62296626A (ja) * 1986-06-16 1987-12-23 Nec Corp Ｄ−ａコンバ−タ
DE3771408D1 (de) * 1986-07-21 1991-08-22 Itt Ind Gmbh Deutsche Monolithisch integrierter digital/analog-wandler.
DE3778554D1 (de) * 1987-12-10 1992-05-27 Itt Ind Gmbh Deutsche Digital/analog-wandler mit zyklischer ansteuerung von stromquellen.
NL8703128A (nl) * 1987-12-24 1989-07-17 Philips Nv Digitaal-analoog-omzetter.
US4864215A (en) * 1988-02-16 1989-09-05 U.S. Philips Corp. Current source arrangement

Also Published As

Publication number Publication date
DE68922989T2 (de) 1995-11-02
GB8803627D0 (en) 1988-03-16
WO1989007862A1 (en) 1989-08-24
ATE123605T1 (de) 1995-06-15
US5138317A (en) 1992-08-11
JPH03502864A (ja) 1991-06-27
EP0401245B1 (de) 1995-06-07
EP0401245A1 (de) 1990-12-12

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Legal Events

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8364 No opposition during term of opposition