DE69116324T2 - A/D(Analog/Digital)-Wandler - Google Patents
A/D(Analog/Digital)-WandlerInfo
- Publication number
- DE69116324T2 DE69116324T2 DE69116324T DE69116324T DE69116324T2 DE 69116324 T2 DE69116324 T2 DE 69116324T2 DE 69116324 T DE69116324 T DE 69116324T DE 69116324 T DE69116324 T DE 69116324T DE 69116324 T2 DE69116324 T2 DE 69116324T2
- Authority
- DE
- Germany
- Prior art keywords
- analog
- converter
- digital
- 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 - Fee Related
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
- H03M3/39—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
- H03M3/42—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having multiple quantisers arranged in parallel loops
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32950490 | 1990-11-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69116324D1 DE69116324D1 (de) | 1996-02-22 |
DE69116324T2 true DE69116324T2 (de) | 1996-06-13 |
Family
ID=18222114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69116324T Expired - Fee Related DE69116324T2 (de) | 1990-11-30 | 1991-11-29 | A/D(Analog/Digital)-Wandler |
Country Status (4)
Country | Link |
---|---|
US (1) | US5162799A (de) |
EP (1) | EP0488818B1 (de) |
JP (1) | JP3048452B2 (de) |
DE (1) | DE69116324T2 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5329282A (en) * | 1992-03-02 | 1994-07-12 | Motorola, Inc. | Multi-bit sigma-delta analog-to-digital converter with reduced sensitivity to DAC nonlinearities |
EP0559944B1 (de) * | 1992-03-12 | 1996-02-28 | Siemens Aktiengesellschaft | Sigma-Delta-Modulator |
JP3310114B2 (ja) * | 1994-09-14 | 2002-07-29 | 株式会社東芝 | 周波数変換機能を有するa/d変換装置およびこれを用いた無線機 |
US5621675A (en) * | 1994-11-02 | 1997-04-15 | Advanced Micro Devices, Inc. | Digital decimation and compensation filter system |
US5646621A (en) * | 1994-11-02 | 1997-07-08 | Advanced Micro Devices, Inc. | Delta-sigma ADC with multi-stage decimation filter and gain compensation filter |
US5648779A (en) * | 1994-12-09 | 1997-07-15 | Advanced Micro Devices, Inc. | Sigma-delta modulator having reduced delay from input to output |
US5736950A (en) * | 1995-01-31 | 1998-04-07 | The United States Of America As Represented By The Secretary Of The Navy | Sigma-delta modulator with tunable signal passband |
US5760722A (en) * | 1995-01-31 | 1998-06-02 | The United States Of America As Represented By The Secretary Of The Navy | Distributed quantization noise transmission zeros in cascaded sigma-delta modulators |
US5732004A (en) * | 1995-11-14 | 1998-03-24 | Advanced Micro Devices, Inc. | DSP architecture for a FIR-type filter and method |
US5751615A (en) * | 1995-11-14 | 1998-05-12 | Advanced Micro Devices, Inc. | Implementation of a digital decimation filter and method |
US5982313A (en) * | 1997-06-06 | 1999-11-09 | Analog Devices, Inc. | High speed sigma-delta analog-to-digital converter system |
US5936562A (en) * | 1997-06-06 | 1999-08-10 | Analog Devices, Inc. | High-speed sigma-delta ADCs |
US5942999A (en) * | 1997-08-08 | 1999-08-24 | International Business Machines Corporation | Controllable integrated linear attenuator for a D/A converter |
CA2229737A1 (en) * | 1998-02-18 | 1999-08-18 | Philsar Electronics Inc. | Analog to digital converter for radio applications |
US6600788B1 (en) * | 1999-09-10 | 2003-07-29 | Xilinx, Inc. | Narrow-band filter including sigma-delta modulator implemented in a programmable logic device |
DE60105819T2 (de) * | 2000-07-05 | 2005-10-06 | Koninklijke Philips Electronics N.V. | A/d umwandler mit integrierter vorspannung für mikrofon |
IT1315978B1 (it) * | 2000-07-31 | 2003-03-26 | St Microelectronics Srl | Metodo per ripristinare la stabilita' di un modulatore sigma-delta ecircuito per mettere in pratica tale metodo. |
JP3705098B2 (ja) * | 2000-09-01 | 2005-10-12 | 日本電気株式会社 | マルチビットデルタシグマad変換器 |
EP1202461B1 (de) * | 2000-10-25 | 2005-03-09 | STMicroelectronics S.r.l. | Verfahren zur Verbesserung des Signal/Rausch-Verhältnisses eines Sigma/Delta-Modulators und dieses Verfahren benutzender Schaltkreis |
US6683551B1 (en) * | 2002-08-15 | 2004-01-27 | Lsi Logic Corporation | Digital-to-analog converter and method of operation |
US8384559B2 (en) * | 2010-04-13 | 2013-02-26 | Silicon Laboratories Inc. | Sensor device with flexible interface and updatable information store |
JP4840947B2 (ja) * | 2010-06-07 | 2011-12-21 | ルネサスエレクトロニクス株式会社 | A/d変換回路を内蔵した半導体集積回路 |
US8325073B2 (en) * | 2010-11-30 | 2012-12-04 | Qualcomm Incorporated | Performing enhanced sigma-delta modulation |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2523756B2 (ja) * | 1988-02-01 | 1996-08-14 | 日本電信電話株式会社 | A/d変換器 |
EP0399738A3 (de) * | 1989-05-26 | 1991-05-08 | Gec-Marconi Limited | Analog-/Digitalwandler |
-
1991
- 1991-11-28 JP JP03314583A patent/JP3048452B2/ja not_active Expired - Fee Related
- 1991-11-29 EP EP91311166A patent/EP0488818B1/de not_active Expired - Lifetime
- 1991-11-29 US US07/800,014 patent/US5162799A/en not_active Expired - Fee Related
- 1991-11-29 DE DE69116324T patent/DE69116324T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0488818B1 (de) | 1996-01-10 |
JP3048452B2 (ja) | 2000-06-05 |
DE69116324D1 (de) | 1996-02-22 |
EP0488818A1 (de) | 1992-06-03 |
US5162799A (en) | 1992-11-10 |
JPH053436A (ja) | 1993-01-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |