DE10335108A1 - Sigma-Delta-Modulator mit getakteter Verzögerungsleitung - Google Patents

Sigma-Delta-Modulator mit getakteter Verzögerungsleitung Download PDF

Info

Publication number
DE10335108A1
DE10335108A1 DE10335108A DE10335108A DE10335108A1 DE 10335108 A1 DE10335108 A1 DE 10335108A1 DE 10335108 A DE10335108 A DE 10335108A DE 10335108 A DE10335108 A DE 10335108A DE 10335108 A1 DE10335108 A1 DE 10335108A1
Authority
DE
Germany
Prior art keywords
delay line
sigma
delta modulator
clocked delay
clocked
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.)
Granted
Application number
DE10335108A
Other languages
English (en)
Other versions
DE10335108B4 (de
Inventor
Rudolf Koch
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.)
Quarterhill Inc
Original Assignee
Infineon Technologies AG
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 AG filed Critical Infineon Technologies AG
Priority to DE10335108A priority Critical patent/DE10335108B4/de
Priority to US10/909,182 priority patent/US7253757B2/en
Priority to CN200410055673.3A priority patent/CN1581703A/zh
Publication of DE10335108A1 publication Critical patent/DE10335108A1/de
Application granted granted Critical
Publication of DE10335108B4 publication Critical patent/DE10335108B4/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/322—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M3/324—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/412—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution
    • H03M3/422—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
    • H03M3/43—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a single bit one
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
    • H03M3/438—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path
    • H03M3/454—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path with distributed feedback, i.e. with feedback paths from the quantiser output to more than one filter stage

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

Ein Sigma-Delta-Modulator ist mit einem Filter zur Rauschformung versehen, wobei das Filter mindestens eine Verzögerungsleitung (VL) aufweist. Die Verzögerungsleitung (VL) ist eine getaktete Leitung.
DE10335108A 2003-07-31 2003-07-31 Sigma-Delta-Modulator mit getakteter Verzögerungsleitung Expired - Fee Related DE10335108B4 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE10335108A DE10335108B4 (de) 2003-07-31 2003-07-31 Sigma-Delta-Modulator mit getakteter Verzögerungsleitung
US10/909,182 US7253757B2 (en) 2003-07-31 2004-07-30 Sigma-delta modulator having a clocked delay line
CN200410055673.3A CN1581703A (zh) 2003-07-31 2004-08-02 具计时延迟线∑－△调变器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10335108A DE10335108B4 (de) 2003-07-31 2003-07-31 Sigma-Delta-Modulator mit getakteter Verzögerungsleitung

Publications (2)

Publication Number Publication Date
DE10335108A1 true DE10335108A1 (de) 2005-03-10
DE10335108B4 DE10335108B4 (de) 2005-10-06

Family

ID=34089002

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10335108A Expired - Fee Related DE10335108B4 (de) 2003-07-31 2003-07-31 Sigma-Delta-Modulator mit getakteter Verzögerungsleitung

Country Status (3)

Country Link
US (1) US7253757B2 (de)
CN (1) CN1581703A (de)
DE (1) DE10335108B4 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7619549B2 (en) * 2007-10-18 2009-11-17 Honeywell International Inc. Methods and systems for reducing a sign-bit pulse at a voltage output of a sigma-delta digital-to-analog converter
EP2561617A1 (de) * 2010-04-23 2013-02-27 PR Electronics A/S Delta-sigma-modulator
JP5710026B2 (ja) * 2011-12-26 2015-04-30 三菱電機株式会社 アナログフィードバック増幅器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5392042A (en) * 1993-08-05 1995-02-21 Martin Marietta Corporation Sigma-delta analog-to-digital converter with filtration having controlled pole-zero locations, and apparatus therefor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3999152A (en) * 1974-10-21 1976-12-21 Hughes Aircraft Company CCD selective transversal filter
JPS5919297A (ja) * 1982-07-23 1984-01-31 Toshiba Corp 電荷結合装置の出力回路
US5248971A (en) * 1992-05-19 1993-09-28 Mandl William J Method and apparatus for multiplexed oversampled analog to digital modulation
US5673044A (en) * 1995-08-24 1997-09-30 Lockheed Martin Corporation Cascaded recursive transversal filter for sigma-delta modulators
US5608400A (en) * 1995-08-24 1997-03-04 Martin Marietta Corporation Selectable intermediate frequency sigma-delta analog-to-digital converter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5392042A (en) * 1993-08-05 1995-02-21 Martin Marietta Corporation Sigma-delta analog-to-digital converter with filtration having controlled pole-zero locations, and apparatus therefor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
TAN N. and ERIKSSON S.: Switched-Capacitor Circui-ts Using Delay-line Elements. In: Electronics Letters, Vol. 29, No. 2, 21··st··¶¶January¶¶ 1993 *

Also Published As

Publication number Publication date
DE10335108B4 (de) 2005-10-06
US7253757B2 (en) 2007-08-07
CN1581703A (zh) 2005-02-16
US20050024248A1 (en) 2005-02-03

Similar Documents

Publication Publication Date Title
MXPA03007892A (es) Aditivo para suspension deshidratable.
EP1577613A3 (de) Leuchtmittel für eine Beleuchtungseinrichtung
EP1607364A3 (de) Kranballastierungssystem
DE50106601D1 (de) Gangwahleinrichtung für ein Schaltgetriebe, insbesondere für einen Fahrradantrieb
MXPA03002422A (es) Motor.
ZA200307103B (en) Variable exception reporting.
EP1291277A3 (de) Fahrrad-Verstelleinrichtung
GB2408120B (en) Saving a file as multiple files
DE10335108A1 (de) Sigma-Delta-Modulator mit getakteter Verzögerungsleitung
EP1517080A3 (de) Leuchte
EP1575848A4 (de) Aktenordner miteiner einen hohen kraftschluss aufweisenden fläche
BR0210472B1 (pt) filtro de partìculas operando com queima de fuligem para motores a diesel.
USD884959S1 (en) Lamp
EP1235007A3 (de) Mehrteilige Flachdichtung
DE102015215305A1 (de) Zweirad
GB2401211B (en) SQL join elimination
EP1650492A3 (de) Scheinwerfer für Fahrzeuge und Herstellungsverfahren
CA105055S (en) Binder
DE10390908D2 (de) Verfahren zur Anpassung der Kupplungskennlinien in einem Doppelkupplungssystem
DE50107244D1 (de) Operationsleuchte mit einem Leuchtenkörper, der eine Entladungslampe aufweist
DE50306996D1 (de) Fahrzeug mit einem zumindest teilweise abnehmbaren Dach
EP1251307A3 (de) Leuchte mit einem Träger
DE60028535D1 (de) Ablenkschaltungen, die über einen filter gekoppelt sind
JP2005537788A5 (de)
EP1650288A4 (de) Crackkatalysator mit entschwefelung

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: WI-LAN, INC., OTTAWA, ONTARIO, CA

8328 Change in the person/name/address of the agent

Representative=s name: SCHWEIGER & PARTNER, 80333 MUENCHEN

R081 Change of applicant/patentee

Owner name: WI-LAN, INC., OTTAWA, CA

Free format text: FORMER OWNER: INFINEON TECHNOLOGIES AG, 81669 MUENCHEN, DE

Effective date: 20110329

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee