DE602004015276D1 - Verbesserte Analogsignalerzeugung mittels eines Delta-Sigma Modulators - Google Patents
Verbesserte Analogsignalerzeugung mittels eines Delta-Sigma ModulatorsInfo
- Publication number
- DE602004015276D1 DE602004015276D1 DE602004015276T DE602004015276T DE602004015276D1 DE 602004015276 D1 DE602004015276 D1 DE 602004015276D1 DE 602004015276 T DE602004015276 T DE 602004015276T DE 602004015276 T DE602004015276 T DE 602004015276T DE 602004015276 D1 DE602004015276 D1 DE 602004015276D1
- Authority
- DE
- Germany
- Prior art keywords
- delta
- signal generation
- analog signal
- sigma modulator
- improved 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3002—Conversion to or from differential modulation
- H03M7/3004—Digital delta-sigma modulation
- H03M7/3013—Non-linear modulators
-
- 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
- H03M3/344—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 by filtering other than the noise-shaping inherent to delta-sigma modulators, e.g. anti-aliasing
-
- 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
- H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3002—Conversion to or from differential modulation
- H03M7/3004—Digital delta-sigma modulation
- H03M7/3015—Structural details of digital delta-sigma modulators
- H03M7/302—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution
- H03M7/3024—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3002—Conversion to or from differential modulation
- H03M7/3004—Digital delta-sigma modulation
- H03M7/3015—Structural details of digital delta-sigma modulators
- H03M7/3031—Structural details of digital delta-sigma modulators characterised by the order of the loop filter, e.g. having a first order loop filter in the feedforward path
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04103817A EP1624577B1 (de) | 2004-08-06 | 2004-08-06 | Verbesserte Analogsignalerzeugung mittels eines Delta-Sigma Modulators |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602004015276D1 true DE602004015276D1 (de) | 2008-09-04 |
Family
ID=34929429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004015276T Active DE602004015276D1 (de) | 2004-08-06 | 2004-08-06 | Verbesserte Analogsignalerzeugung mittels eines Delta-Sigma Modulators |
Country Status (4)
Country | Link |
---|---|
US (1) | US7230556B2 (de) |
EP (1) | EP1624577B1 (de) |
JP (1) | JP4451821B2 (de) |
DE (1) | DE602004015276D1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7605732B2 (en) * | 2007-01-29 | 2009-10-20 | Texas Instruments Incorporated | Systems and methods for kickback reduction in an ADC |
US7554473B2 (en) * | 2007-05-02 | 2009-06-30 | Cirrus Logic, Inc. | Control system using a nonlinear delta-sigma modulator with nonlinear process modeling |
US7659841B1 (en) | 2008-08-07 | 2010-02-09 | Actel Corporation | Quadratic and cubic compensation of sigma-delta D/A and A/D converters |
US8427350B2 (en) * | 2008-10-23 | 2013-04-23 | Nxp B.V. | Sigma-delta modulator |
US8665128B2 (en) * | 2010-12-08 | 2014-03-04 | National Semiconductor Corporation | Sigma-delta difference-of-squares log-RMS to DC converter with forward path multiplier and chopper stabilization |
US8665126B2 (en) * | 2010-12-08 | 2014-03-04 | National Semiconductor Corporation | ΣΔ difference-of-squares LOG-RMS to DC converter with forward and feedback paths signal squaring |
US10530372B1 (en) | 2016-03-25 | 2020-01-07 | MY Tech, LLC | Systems and methods for digital synthesis of output signals using resonators |
US10020818B1 (en) | 2016-03-25 | 2018-07-10 | MY Tech, LLC | Systems and methods for fast delta sigma modulation using parallel path feedback loops |
WO2018094380A1 (en) | 2016-11-21 | 2018-05-24 | MY Tech, LLC | High efficiency power amplifier architectures for rf applications |
JP6932439B2 (ja) * | 2017-07-11 | 2021-09-08 | 日本無線株式会社 | デジタル信号処理装置 |
US10211848B1 (en) | 2018-03-27 | 2019-02-19 | Synaptics Incorporated | Delta sigma modulator systems and methods |
WO2020175581A1 (ja) * | 2019-02-26 | 2020-09-03 | 京セラ株式会社 | デルタシグマ変調装置及び通信機器 |
US11933919B2 (en) | 2022-02-24 | 2024-03-19 | Mixed-Signal Devices Inc. | Systems and methods for synthesis of modulated RF signals |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9103777D0 (en) * | 1991-02-22 | 1991-04-10 | B & W Loudspeakers | Analogue and digital convertors |
EP0541839B1 (de) | 1991-11-11 | 1993-07-28 | Hewlett-Packard GmbH | Einrichtung zur Erzeugung von Testsignalen |
DE4305442C2 (de) | 1993-02-23 | 1999-08-05 | Hewlett Packard Gmbh | Verfahren und Vorrichtung zum Erzeugen eines Testvektors |
US6150969A (en) * | 1996-06-12 | 2000-11-21 | Audiologic, Incorporated | Correction of nonlinear output distortion in a Delta Sigma DAC |
EP0882991B1 (de) | 1997-05-22 | 1999-03-17 | Hewlett-Packard Company | Dekompressionsschaltkreis |
EP0886214B1 (de) | 1997-05-30 | 1999-10-20 | Hewlett-Packard Company | Mehrkanalanordnung mit einem unabhängigen Taktsignal pro Kanal |
DE69700327T2 (de) | 1997-09-13 | 1999-11-04 | Hewlett Packard Co | Optimierte Speicherorganisation in einer Mehrkanalcomputerarchitektur |
EP0864977B1 (de) | 1997-09-13 | 1999-07-14 | Hewlett-Packard Company | Ausgleich von Latenzzeit in einem Speicher |
US6249237B1 (en) * | 1998-10-09 | 2001-06-19 | Lsi Logic Corporation | System and method for bandpass shaping in an oversampling converter |
US6414614B1 (en) * | 1999-02-23 | 2002-07-02 | Cirrus Logic, Inc. | Power output stage compensation for digital output amplifiers |
EP1092983B1 (de) | 2000-06-16 | 2003-01-22 | Agilent Technologies, Inc. (a Delaware corporation) | Testgerät für integrierte Schaltungen mit Multiportprüffunktionalität |
US6404369B1 (en) * | 2000-09-29 | 2002-06-11 | Teradyne, Inc. | Digital to analog converter employing sigma-delta loop and feedback DAC model |
SE523353C2 (sv) * | 2002-04-26 | 2004-04-13 | Ericsson Telefon Ab L M | Digital-/Analogomvandlare med felkompensering |
US6946983B2 (en) * | 2002-04-26 | 2005-09-20 | Telefonaktiebolaget L M Ericcson | Digital-to-analog converter having error correction |
US6819276B1 (en) * | 2003-05-13 | 2004-11-16 | Analog Devices, Inc. | Noise-shaper system and method |
JP4856363B2 (ja) * | 2003-05-22 | 2012-01-18 | アギア システムズ インコーポレーテッド | 安定な高次デルタ・シグマ誤差フィードバック変調器およびそのような変調器において使用される雑音伝達関数 |
-
2004
- 2004-08-06 EP EP04103817A patent/EP1624577B1/de not_active Expired - Fee Related
- 2004-08-06 DE DE602004015276T patent/DE602004015276D1/de active Active
-
2005
- 2005-07-28 JP JP2005219316A patent/JP4451821B2/ja not_active Expired - Fee Related
- 2005-08-04 US US11/197,252 patent/US7230556B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2006050616A (ja) | 2006-02-16 |
EP1624577A1 (de) | 2006-02-08 |
US20060028364A1 (en) | 2006-02-09 |
US7230556B2 (en) | 2007-06-12 |
JP4451821B2 (ja) | 2010-04-14 |
EP1624577B1 (de) | 2008-07-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
R082 | Change of representative |
Ref document number: 1624577 Country of ref document: EP Representative=s name: SCHOPPE, ZIMMERMANN, STOECKELER, ZINKLER & PARTNER |